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Puritide Research

Articles

The research library

Backgrounders, application notes, and handling guides to support rigorous, well-documented research. For research use only.

233 articles

Metabolic & GLP-1

Adipotide

Adipotide: Handling, Storage, and Reconstitution Guide

Adipotide ships as a white lyophilized powder and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

Adipotide

Adipotide: Mechanism of Action in Research Models

Adipotide (FTPP) is a synthetic peptidomimetic that joins a prohibitin-binding homing motif to a pro-apoptotic (KLAKLAK)2 payload.

6 min read →

Adipotide

Adipotide Research Applications and Study Design Notes

Adipotide is used as a targeted peptidomimetic to study the blood vessels of white fat tissue in rodent and primate obesity models.

6 min read →

AOD-9604

AOD-9604: Handling, Storage, and Reconstitution Guide

AOD-9604 is supplied as a white lyophilized powder in a sealed glass vial, stored at or below 25 degrees Celsius away from heat, light, and moisture.

6 min read →

AOD-9604

AOD-9604: Mechanism of Action in Research Models

AOD-9604 is a synthetic peptide based on a modified C-terminal fragment of growth hormone, studied as an isolated fat-metabolism signal.

6 min read →

AOD-9604

AOD-9604 Research Applications and Study Design Notes

AOD-9604 is used in research as a growth-hormone-derived probe for studying lipid metabolism in cell assays and animal models.

6 min read →

Cagrilintide

Cagrilintide: Handling, Storage, and Reconstitution Guide

Cagrilintide ships as a white lyophilized powder in a sealed glass vial and is stored at or below 25 degrees Celsius.

6 min read →

Cagrilintide

Cagrilintide: Mechanism of Action in Research Models

Cagrilintide (AM833) is a long-acting synthetic amylin analog studied as a research tool in cell assays and animal models.

6 min read →

Cagrilintide

Cagrilintide Research Applications and Study Design Notes

Cagrilintide is a long-acting amylin analog used to study amylin and calcitonin receptor signaling in cell and animal models.

6 min read →

Cagrilintide+Semaglutide

Cagrilintide+Semaglutide: Handling, Storage, and Reconstitution Guide

Lyophilized Cagrilintide+Semaglutide should be stored sealed at or below 25 degrees Celsius, and refrigerated or frozen for long-term storage.

5 min read →

Cagrilintide+Semaglutide

Cagrilintide+Semaglutide: Mechanism of Action in Research Models

Cagrilintide+Semaglutide (CagriSema) is a research blend that engages amylin and calcitonin receptors through Cagrilintide and the GLP-1 receptor through Semaglutide.

6 min read →

Cagrilintide+Semaglutide

Cagrilintide+Semaglutide Research Applications and Study Design Notes

Cagrilintide+Semaglutide research applications center on combined amylin and GLP-1 receptor signaling in cell-based assays and animal models.

6 min read →

Lipo-C

Lipo-C: Handling, Storage, and Reconstitution Guide

Lipo-C is a sterile liquid blend, not a lyophilized powder, so it is used directly without reconstitution.

6 min read →

Lipo-C

Lipo-C: Mechanism of Action in Research Models

Lipo-C is a compounded lipotropic blend built on methionine, inositol, and choline, commonly with L-carnitine and vitamin B12.

6 min read →

Lipo-C

Lipo-C Research Applications and Study Design Notes

Lipo-C research applications focus on liver lipid metabolism, methyl-donor supply, and fatty-acid transport into mitochondria.

6 min read →

Mazdutide

Mazdutide: Handling, Storage, and Reconstitution Guide

Lyophilized Mazdutide is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and chilled or frozen for long storage.

6 min read →

Mazdutide

Mazdutide: Mechanism of Action in Research Models

Mazdutide (IBI362, LY3305677) is a synthetic oxyntomodulin-based peptide studied as a dual agonist of the GLP-1 and glucagon receptors.

6 min read →

Mazdutide

Mazdutide Research Applications and Study Design Notes

Mazdutide is used in research to study how GLP-1 receptor and glucagon receptor pathways interact within one model.

6 min read →

MOTS-C

MOTS-c: Handling, Storage, and Reconstitution Guide

Lyophilized MOTS-c should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, or refrigerated to frozen long term.

5 min read →

MOTS-C

MOTS-c: Mechanism of Action in Research Models

MOTS-c is a 16-amino-acid mitochondrial-derived peptide, first reported in 2015, whose code sits in the 12S rRNA region of mitochondrial DNA.

6 min read →

MOTS-C

MOTS-c Research Applications and Study Design Notes

MOTS-c research applications center on mitochondrial and metabolic biology, including glucose use, AMPK signaling, and adaptive stress responses in preclinical models.

6 min read →

GLP-3 (RT)

Retatrutide: Handling, Storage, and Reconstitution Guide

Lyophilized Retatrutide should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and colder for long holds.

6 min read →

GLP-3 (RT)

Retatrutide: Receptor Targets and Mechanism

Retatrutide (LY3437943) is a synthetic tri-agonist peptide that acts on the GLP-1, GIP, and glucagon receptors at the same time.

6 min read →

GLP-3 (RT)

Retatrutide Research Applications and Study Design Notes

Retatrutide research applications center on how GLP-1, GIP, and glucagon receptor signals combine and affect each other in lab models.

6 min read →

GLP-3 (RT)

Retatrutide vs Tirzepatide vs Semaglutide: A Research Comparison

Semaglutide activates one receptor (GLP-1R), tirzepatide activates two (GLP-1R and GIPR), and retatrutide activates three (GLP-1R, GIPR, and the glucagon receptor).

6 min read →

GLP-1 (SG)

Semaglutide Stability, Storage, and Reconstitution

Lyophilized Semaglutide should be stored sealed at or below 25 degrees Celsius, and kept refrigerated or frozen for long-term storage.

5 min read →

GLP-1 (SG)

Mechanism of Semaglutide Action in Research Models

Semaglutide (NNC 0113-0217) is a synthetic, long-acting GLP-1 analog studied as a selective agonist of a single receptor, GLP-1R.

6 min read →

GLP-1 (SG)

Semaglutide Research Applications and Study Design Notes

Semaglutide research applications center on GLP-1 receptor pharmacology, including binding, activation speed, and cAMP-linked signaling in cell and tissue models.

6 min read →

Survodutide

Survodutide: Handling, Storage, and Reconstitution Guide

Survodutide ships as a white lyophilized powder and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

Survodutide

Survodutide: Mechanism of Action in Research Models

Survodutide (BI 456906) is a synthetic 29-amino-acid peptide studied as a dual agonist of the glucagon receptor and the GLP-1 receptor.

6 min read →

Survodutide

Survodutide Research Applications and Study Design Notes

Survodutide research applications center on dual glucagon and GLP-1 receptor signaling, including cross-talk and signal integration assays.

6 min read →

GLP-2 (TZ)

Tirzepatide: Handling, Storage, and Reconstitution Guide

Lyophilized Tirzepatide should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and cold for long periods.

5 min read →

GLP-2 (TZ)

Tirzepatide: Mechanism of Action in Research Models

Tirzepatide (LY3298176) is a synthetic 39-amino-acid peptide studied as a dual agonist of the GIP and GLP-1 receptors.

6 min read →

GLP-2 (TZ)

Tirzepatide Research Applications and Study Design Notes

Tirzepatide is used in research to study how the GIP and GLP-1 receptor pathways signal together in cell assays and animal models.

6 min read →

Growth & Regenerative

Adamax

Adamax: Handling, Storage, and Reconstitution Guide

Lyophilized Adamax should be stored sealed at 25 degrees Celsius or below, away from heat, light, and moisture.

6 min read →

Adamax

Adamax: Mechanism of Action in Research Models

Adamax is a research-market analog of Semax, a short peptide based on the ACTH(4-10) melanocortin sequence.

6 min read →

Adamax

Adamax Research Applications and Study Design Notes

Adamax is studied as a Semax-family analog in rodent and cell models of nerve growth and nerve protection signaling.

6 min read →

CJC-1295 With DAC

CJC-1295 DAC vs No DAC: A Research Comparison

CJC-1295 With DAC and CJC-1295 No DAC share the same GHRH (1-29) backbone and act on the same GHRH receptor.

6 min read →

CJC-1295 No DAC

CJC-1295 No DAC: Handling, Storage, and Reconstitution Guide

CJC-1295 No DAC ships as a white lyophilized powder and is stored sealed at 25 degrees Celsius or below, away from light and moisture.

6 min read →

CJC-1295 No DAC

CJC-1295 No DAC: Mechanism of Action in Research Models

CJC-1295 No DAC, also called modified GRF (1-29), is a synthetic 29-amino-acid GHRH analog studied as a GHRH-receptor agonist.

6 min read →

CJC-1295 No DAC

CJC-1295 No DAC Research Applications and Study Design Notes

CJC-1295 No DAC research applications center on its use as a short-acting GHRH-receptor agonist for timed, pulsed-signaling studies.

6 min read →

CJC-1295 With DAC

CJC-1295 With DAC: Handling, Storage, and Reconstitution Guide

CJC-1295 With DAC ships as a white lyophilized powder and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

CJC-1295 With DAC

CJC-1295 With DAC: Mechanism of Action in Research Models

CJC-1295 With DAC is a synthetic GHRH (1-29) analog studied as a long-acting agonist of the GHRH receptor on pituitary somatotroph cells.

6 min read →

CJC-1295 With DAC

CJC-1295 With DAC Research Applications and Study Design Notes

CJC-1295 With DAC is used in research as a long-acting GHRH-receptor tool for studying sustained somatotropic-axis signaling.

6 min read →

CJC No DAC/Ipamorelin

CJC No DAC/Ipamorelin: Handling, Storage, and Reconstitution Guide

Freeze-dried CJC No DAC/Ipamorelin should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

CJC No DAC/Ipamorelin

CJC No DAC/Ipamorelin: Mechanism of Action in Research Models

CJC No DAC/Ipamorelin is a research blend that pairs a GHRH receptor agonist with a selective GHS receptor agonist.

6 min read →

CJC No DAC/Ipamorelin

CJC No DAC/Ipamorelin Research Applications and Study Design Notes

CJC No DAC/Ipamorelin research applications center on how joint GHRH and GHS receptor signals affect growth hormone release in models.

6 min read →

Follistatin

Follistatin: Handling, Storage, and Reconstitution Guide

Freeze-dried Follistatin is stored sealed at or below minus 20 degrees Celsius, away from heat, light, and moisture.

5 min read →

Follistatin

Follistatin: Mechanism of Action in Research Models

Follistatin is a secreted glycoprotein that blocks TGF-beta superfamily signaling by trapping ligands before they reach their receptors.

5 min read →

Follistatin

Follistatin Research Applications and Study Design Notes

Follistatin research applications center on skeletal muscle biology, where it is used to study how blocking myostatin affects muscle cells and mass.

5 min read →

GHRP-2

GHRP-2: Handling, Storage, and Reconstitution Guide

Lyophilized GHRP-2 is kept sealed at or below 25 degrees Celsius for short-term handling and refrigerated or frozen for long storage.

5 min read →

GHRP-2

GHRP-2: Mechanism of Action in Research Models

GHRP-2, also known as pralmorelin, is a synthetic hexapeptide studied as a growth hormone secretagogue in preclinical models.

5 min read →

GHRP-2

GHRP-2 Research Applications and Study Design Notes

GHRP-2 research applications center on GHS-R1a receptor pharmacology, growth hormone axis dynamics, and comparison studies within the GHRP family.

5 min read →

GHRP-2

GHRP-2 vs GHRP-6: A Research Comparison

GHRP-2 and GHRP-6 are synthetic six-amino-acid peptides that both activate the growth hormone secretagogue receptor, GHS-R1a.

5 min read →

GHRP-6

GHRP-6: Handling, Storage, and Reconstitution Guide

GHRP-6 is a synthetic hexapeptide, His-D-Trp-Ala-Trp-D-Phe-Lys-NH2, with a molecular weight near 873.01 g/mol and CAS number 87616-84-0.

5 min read →

GHRP-6

GHRP-6: Mechanism of Action in Research Models

GHRP-6 is a synthetic hexapeptide studied as an agonist of the growth hormone secretagogue receptor, GHS-R1a, also called the ghrelin receptor.

5 min read →

GHRP-6

GHRP-6 Research Applications and Study Design Notes

GHRP-6 is the original growth hormone releasing peptide and a widely cited reference ligand for GHS-R1a in secretagogue research.

5 min read →

Hexarelin

Hexarelin: Handling, Storage, and Reconstitution Guide

Hexarelin ships as a white lyophilized powder in a sealed glass vial and is stored sealed at or below 25 degrees Celsius.

5 min read →

Hexarelin

Hexarelin: Mechanism of Action in Research Models

Hexarelin, also called examorelin, is a synthetic hexapeptide growth hormone secretagogue derived from the GHRP-6 scaffold.

5 min read →

Hexarelin

Hexarelin Research Applications and Study Design Notes

Hexarelin is used in preclinical research to study growth hormone release through GHS-R1a in pituitary cell and animal models.

5 min read →

IGF-1 LR3

IGF-1 LR3: Handling, Storage, and Reconstitution Guide

IGF-1 LR3 is an 83-residue recombinant protein of about 9117.60 g/mol, so it needs protein-style handling rather than short-peptide handling.

5 min read →

IGF-1 LR3

IGF-1 LR3 Research: Mechanism of Action

IGF-1 LR3 (Long R3 IGF-1) is an 83-amino-acid IGF-1 analog studied as a research tool for probing IGF-1 receptor signaling.

5 min read →

IGF-1 LR3

IGF-1 LR3 Research Applications and Study Design Notes

IGF-1 LR3 is used in cell-culture research as a binding-protein-resistant IGF-1 receptor stimulus when lasting, predictable exposure is needed.

5 min read →

Ipamorelin

Ipamorelin: Handling, Storage, and Reconstitution Guide

Lyophilized Ipamorelin should be stored sealed at or below 25 degrees Celsius short term, and refrigerated or frozen for long-term storage.

5 min read →

Ipamorelin

Ipamorelin: Mechanism of Action in Research Models

Ipamorelin is a synthetic five-amino-acid peptide studied as a selective growth hormone secretagogue and ghrelin receptor (GHS-R1a) agonist.

5 min read →

Ipamorelin

Ipamorelin Research Applications and Study Design Notes

Ipamorelin is used in preclinical research as a selective probe of growth hormone release through the ghrelin receptor, GHS-R1a.

5 min read →

Ipamorelin

Ipamorelin vs CJC-1295: A Research Comparison

Ipamorelin acts on the ghrelin receptor (GHS-R1a), while CJC-1295 No DAC acts on the GHRH receptor, so they probe different growth hormone inputs.

6 min read →

Sermorelin

Sermorelin: Handling, Storage, and Reconstitution Guide

Freeze-dried Sermorelin is kept sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and refrigerated or frozen for long storage.

5 min read →

Sermorelin

Sermorelin: Mechanism of Action in Research Models

Sermorelin is a synthetic 29-amino-acid peptide matching GHRH(1-29), the shortest GHRH sequence reported to keep full activity.

5 min read →

Sermorelin

Sermorelin Research Applications and Study Design Notes

Sermorelin research applications center on GHRH receptor binding, cAMP signaling, and growth hormone release in pituitary cell models.

5 min read →

Tesamorelin

Tesamorelin: Handling, Storage, and Reconstitution Guide

Lyophilized Tesamorelin should be kept sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and refrigerated or frozen long term.

5 min read →

Tesamorelin+Ipamorelin Blend

Tesamorelin + Ipamorelin Blend: Handling, Storage, and Reconstitution Guide

The lyophilized Tesamorelin plus Ipamorelin blend is kept sealed at or below 25 degrees Celsius short term, and chilled or frozen for long storage.

5 min read →

Tesamorelin+Ipamorelin Blend

Tesamorelin + Ipamorelin Blend: Mechanism of Action in Research Models

The Tesamorelin plus Ipamorelin blend pairs a stabilized GHRH analog with a selective ghrelin receptor agonist in one research vial.

5 min read →

Tesamorelin+Ipamorelin Blend

Tesamorelin + Ipamorelin Blend: Research Applications and Study Design Notes

The Tesamorelin plus Ipamorelin blend is used to study how GHRH receptor and ghrelin receptor agonism interact in cell and animal models.

5 min read →

Tesamorelin

Tesamorelin: Mechanism of Action in Research Models

Tesamorelin is a synthetic 44-amino-acid GHRH analog with a trans-3-hexenoyl group that helps it resist enzyme breakdown.

5 min read →

Tesamorelin

Tesamorelin Research Applications and Study Design Notes

Tesamorelin research applications center on GHRH receptor behavior, measured through receptor occupancy, cAMP rise, and GH release.

5 min read →

Healing & Recovery

ARA-290

ARA-290: Handling, Storage, and Reconstitution Guide

Freeze-dried ARA-290 should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

ARA-290

ARA-290: Mechanism of Action in Research Models

ARA-290, also called cibinetide, is an 11-amino-acid peptide matching the helix B surface region of erythropoietin (EPO).

6 min read →

ARA-290

ARA-290 Research Applications and Study Design Notes

ARA-290 research applications center on cell protection, nerve protection, and inflammation in preclinical and translational models.

6 min read →

BPC-157

BPC-157: Handling, Storage, and Reconstitution Guide

Lyophilized BPC-157 should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and colder for long holds.

6 min read →

BPC-157

BPC-157: Mechanism of Action in Research Models

BPC-157 is a stable 15-amino-acid peptide studied as a probe for tissue repair and cell protection in cell cultures and rodent models.

6 min read →

BPC-157

BPC-157 Research Applications and Study Design Notes

BPC-157 research applications center on connective-tissue repair, gut lining protection, and broad cell-protection signaling in preclinical models.

6 min read →

BPC-157

BPC-157 vs TB-500: Comparing Two Repair Research Peptides

BPC-157 is a synthetic 15-amino-acid peptide derived from a gastric juice protein, while TB-500 is a synthetic fragment of thymosin beta-4.

6 min read →

BPC/TB500 Blend

BPC/TB500 Blend: Handling, Storage, and Reconstitution Guide

The BPC/TB500 blend ships as a white lyophilized powder in a sealed glass vial and is stored at or below 25 degrees Celsius.

6 min read →

BPC/TB500 Blend

BPC/TB500 Blend: Mechanism of Action in Research Models

The BPC/TB500 blend pairs BPC-157, a stable 15-amino-acid gastric peptide, with TB-500, an actin-binding fragment of thymosin beta-4.

6 min read →

BPC/TB500 Blend

BPC/TB500 Blend Research Applications and Study Design Notes

The BPC/TB500 blend is used in preclinical combination studies of tissue repair, cell migration, and angiogenesis.

6 min read →

GHK-Cu/KPV Blend

GHK-Cu/KPV Blend: Handling, Storage, and Reconstitution Guide

The freeze-dried GHK-Cu/KPV blend should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

GHK-Cu/KPV Blend

GHK-Cu/KPV Blend: Mechanism of Action in Research Models

The GHK-Cu/KPV blend combines two research peptides, GHK-Cu and KPV, in one freeze-dried vial for lab study.

6 min read →

GHK-Cu/KPV Blend

GHK-Cu/KPV Blend Research Applications and Study Design Notes

The GHK-Cu/KPV blend is studied in connective tissue, wound healing, and inflammation research models.

6 min read →

KPV

KPV: Handling, Storage, and Reconstitution Guide

Lyophilized KPV should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

KPV

KPV: Mechanism of Action in Research Models

KPV is a synthetic tripeptide (Lys-Pro-Val) that matches residues 11 to 13 of the hormone alpha-MSH.

6 min read →

KPV

KPV Research Applications and Study Design Notes

KPV research applications center on NF-kB-linked inflammatory signaling in gut lining, immune, mucosal, and skin cell models.

6 min read →

LL-37

LL-37: Handling, Storage, and Reconstitution Guide

LL-37 ships as a white lyophilized powder in a 5 mg vial and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

LL-37

LL-37: Mechanism of Action in Research Models

LL-37 is a 37-residue cationic, amphipathic antimicrobial peptide cleaved from the cathelicidin precursor protein hCAP18.

6 min read →

LL-37

LL-37 Research Applications and Study Design Notes

LL-37 is studied across immunology, microbiology, and preclinical wound-healing research as a dual-function antimicrobial and immune-modulating peptide.

6 min read →

TB-4/TB-500

TB-4/TB-500: Handling, Storage, and Reconstitution Guide

TB-4/TB-500 ships as a white lyophilized powder in a 20 mg vial and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

TB-4/TB-500

TB-4/TB-500: Mechanism of Action in Research Models

TB-4/TB-500 is full-length thymosin beta-4, a 43-amino-acid peptide and the most abundant beta-thymosin in mammalian tissue.

6 min read →

TB-4/TB-500

TB-4/TB-500 Research Applications and Study Design Notes

TB-4/TB-500 is studied in preclinical research as full-length thymosin beta-4 for exploring actin biology and tissue-repair signaling.

6 min read →

TB-500

TB-500: Handling, Storage, and Reconstitution Guide

Freeze-dried TB-500 should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

6 min read →

TB-500

TB-500: Mechanism of Action in Research Models

TB-500 is a synthetic seven-residue peptide, Ac-LKKTETQ, matching the actin-binding region of thymosin beta-4.

6 min read →

TB-500

TB-500 Research Applications and Study Design Notes

TB-500 research applications fall into two groups: cytoskeleton and cell-migration studies, and tissue-repair and angiogenesis models.

6 min read →

Cognitive & Nootropic

Bronchogen

Bronchogen: Handling, Storage, and Reconstitution Guide

Lyophilized Bronchogen should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, or refrigerated to frozen for long holding.

5 min read →

Bronchogen

Bronchogen: Mechanism of Action in Research Models

Bronchogen is a synthetic tetrapeptide, Ala-Glu-Asp-Leu (AEDL), studied as a Khavinson short-peptide bioregulator linked to bronchial and lung tissue.

5 min read →

Bronchogen

Bronchogen Research Applications and Study Design Notes

Bronchogen research applications center on tissue-specific gene control in bronchial epithelial and alveolar cell culture models.

5 min read →

Cerebrolysin

Cerebrolysin: Handling, Storage, and Reconstitution Guide

Sealed Cerebrolysin vials should be kept at or below 25 degrees Celsius, protected from heat, light, and moisture, with refrigeration for long storage.

5 min read →

Cerebrolysin

Cerebrolysin: Mechanism of Action in Research Models

Cerebrolysin (FPF-1070) is a standardized mixture of small peptides and free amino acids made by enzyme breakdown of pig brain proteins.

5 min read →

Cerebrolysin

Cerebrolysin Research Applications and Study Design Notes

Cerebrolysin research applications include neuroprotection, neuroplasticity, and comparative neurotrophic studies in preclinical and in vitro models.

5 min read →

Dihexa

Dihexa: Handling, Storage, and Reconstitution Guide

Lyophilized Dihexa should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, or refrigerated to frozen for long-term holding.

5 min read →

Dihexa

Dihexa: Mechanism of Action in Research Models

Dihexa (PNB-0408) is an angiotensin IV-derived oligopeptide studied as a potentiator of hepatocyte growth factor (HGF) signaling at the c-Met receptor.

5 min read →

Dihexa

Dihexa Research Applications and Study Design Notes

Dihexa research applications span synaptic plasticity, cognition, and growth-factor signaling models built on its boost of HGF activity at c-Met.

5 min read →

DSIP

DSIP: Handling, Storage, and Reconstitution Guide

Lyophilized DSIP should be stored sealed at or below 25 degrees Celsius, protected from heat, light, and moisture.

4 min read →

DSIP

DSIP: Mechanism of Action in Research Models

DSIP (Delta Sleep-Inducing Peptide) is a nine-amino-acid peptide first isolated in 1977 from rabbit brain venous blood during induced slow-wave sleep.

5 min read →

DSIP

DSIP Research Applications and Study Design Notes

DSIP research applications include sleep and circadian biology, neuroendocrine signaling, and stress-response modeling in preclinical and in vitro settings.

5 min read →

Selank

Selank: Handling, Storage, and Reconstitution Guide

Lyophilized Selank should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, or refrigerated to frozen long term.

4 min read →

Selank

Selank: Mechanism of Action in Research Models

Selank is a synthetic heptapeptide, Thr-Lys-Pro-Arg-Pro-Gly-Pro (TKPRPGP), studied as a stabilized analog of the natural tetrapeptide tuftsin.

5 min read →

Selank

Selank Research Applications and Study Design Notes

Selank research applications span anxiety-pathway, neuroimmune, and peptide-pharmacology models built on its stability and multi-system activity.

5 min read →

Selank/Semax Blend

Selank/Semax Blend: Handling, Storage, and Reconstitution Guide

The Selank/Semax Blend ships as a white lyophilized powder in 10mg (5+5) or 20mg (10+10) vials, stored at or below 25 degrees Celsius.

5 min read →

Selank/Semax Blend

Selank/Semax Blend: Mechanism of Action in Research Models

The Selank/Semax Blend pairs Selank, a tuftsin analog, with Semax, an ACTH(4-10) analog, in a set 1:1 ratio.

5 min read →

Selank/Semax Blend

Selank/Semax Blend Research Applications and Study Design Notes

The Selank/Semax Blend is used in preclinical combined and comparison studies of anxiety-pathway and nerve growth signaling in one model.

5 min read →

Semax

Semax: Handling, Storage, and Reconstitution Guide

Lyophilized Semax is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

4 min read →

Semax

Semax Pharmacology: Mechanism of Action

Semax is a lab-made seven-amino-acid peptide (MEHFPGP) based on the ACTH(4-10) fragment and studied in lab and animal models.

5 min read →

Semax

Semax Research Applications and Study Design Notes

Semax is used in lab and animal research on nerve protection, memory-linked pathways, and peptide structure and stability.

5 min read →

Semax

Semax vs Selank: A Research Comparison

Semax and Selank are synthetic seven-amino-acid peptides from the same Russian institute, both stabilized with a Pro-Gly-Pro end motif.

6 min read →

VIP

VIP: Handling, Storage, and Reconstitution Guide

Lyophilized VIP should be stored sealed at or below 25 degrees Celsius, protected from heat, light, and moisture.

4 min read →

VIP

VIP: Mechanism of Action in Research Models

VIP, or vasoactive intestinal peptide, is a 28-amino-acid neuropeptide in the secretin and glucagon peptide family.

5 min read →

VIP

VIP Research Applications and Study Design Notes

VIP is widely used as the reference agonist for testing selective VPAC1 and VPAC2 analogs and blockers in receptor assays.

5 min read →

Longevity & Mitochondrial

5-Amino-1MQ

5-Amino-1MQ: Handling, Storage, and Reconstitution Guide

5-Amino-1MQ iodide salt is hygroscopic, so it should be stored sealed, dry, and away from heat and light.

6 min read →

5-Amino-1MQ

5-Amino-1MQ Research: Mechanism of Action

5-Amino-1MQ is a small, cell-permeable molecule studied as a selective blocker of the enzyme nicotinamide N-methyltransferase (NNMT).

7 min read →

5-Amino-1MQ

5-Amino-1MQ Research Applications and Study Design Notes

5-Amino-1MQ is used as a chemical probe for the NNMT pathway in enzyme, cell-culture, and animal-model research.

7 min read →

Epithalon

Epithalon: Handling, Storage, and Reconstitution Guide

Lyophilized Epithalon should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

Epithalon

Epithalon: Mechanism of Action in Research Models

Epithalon is a synthetic four-amino-acid peptide (Ala-Glu-Asp-Gly) studied in telomere biology and gene expression research.

6 min read →

Epithalon

Epithalon Research Applications and Study Design Notes

Epithalon research applications center on telomerase activity, telomere length, and cell senescence in cultured fibroblasts.

6 min read →

Glutathione

Glutathione: Handling, Storage, and Reconstitution Guide

Glutathione powder is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and chilled or frozen for long storage.

5 min read →

Glutathione

Glutathione: Mechanism of Action in Research Models

Glutathione (GSH) is a tripeptide of glutamate, cysteine, and glycine whose free thiol group drives its redox and detox chemistry.

6 min read →

Glutathione

Glutathione Research Applications and Study Design Notes

Glutathione (GSH) is used in redox biology, toxicology, and enzyme research, both as an added reagent and as a subject of study.

6 min read →

Gonadorelin

Gonadorelin: Handling, Storage, and Reconstitution Guide

Lyophilized Gonadorelin should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and colder for long holds.

5 min read →

Gonadorelin

Gonadorelin: Mechanism of Action in Research Models

Gonadorelin is a ten-amino-acid peptide with the same sequence as native GnRH, used as a reference agonist in lab research.

6 min read →

Gonadorelin

Gonadorelin Research Applications and Study Design Notes

Gonadorelin research applications center on GnRH receptor pharmacology, LH and FSH release, and HPG axis feedback in cell and animal models.

6 min read →

NAD+

NAD+: Handling, Storage, and Reconstitution Guide

NAD+ powder should be stored sealed, dry, and at or below minus 20 degrees Celsius, away from heat, light, and moisture.

5 min read →

NAD+

NAD+ Biochemical Pathways: Role and Mechanism

NAD+ (beta-nicotinamide adenine dinucleotide) is a coenzyme that carries electrons in hundreds of cellular reactions studied in research models.

6 min read →

NAD+

NAD+ Research Applications and Study Design Notes

NAD+ is used in the lab both as a cofactor that drives reactions and as a substrate whose loss is measured.

6 min read →

PNC-27

PNC-27: Handling, Storage, and Reconstitution Guide

PNC-27 ships as a clear, sterile-filtered liquid solution, not a lyophilized powder, so lab prep centers on dilution rather than reconstitution.

5 min read →

PNC-27

PNC-27: Mechanism of Action in Research Models

PNC-27 is a chimeric 32-residue peptide that fuses p53 residues 12 to 26 to a membrane-residency leader sequence.

6 min read →

PNC-27

PNC-27 Research Applications and Study Design Notes

PNC-27 research applications span oncology-model membrane studies, p53 pathway and peptide-design work, and membrane or redox comparison panels.

6 min read →

SS-31

SS-31: Handling, Storage, and Reconstitution Guide

SS-31 ships as a white lyophilized powder and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

SS-31

SS-31: Mechanism of Action in Research Models

SS-31, also called Elamipretide or MTP-131, is a synthetic aromatic-cationic tetrapeptide with the sequence D-Arg-Dmt-Lys-Phe-NH2.

6 min read →

SS-31

SS-31 Research Applications and Study Design Notes

SS-31 research applications span mitochondrial function models, oxidative stress studies, and tissues rich in mitochondria such as heart, kidney, and nerve.

6 min read →

Thymalin

Thymalin: Handling, Storage, and Reconstitution Guide

Lyophilized Thymalin should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, or refrigerated to frozen long term.

5 min read →

Thymalin

Thymalin: Mechanism of Action in Research Models

Thymalin is a standardized polypeptide fraction extracted from calf thymus, developed in the 1970s by Vladimir Khavinson and Vyacheslav Morozov.

6 min read →

Thymalin

Thymalin Research Applications and Study Design Notes

Thymalin research applications span immune maturation, immune aging, and comparative bioregulator studies built on its identity as a thymic polypeptide fraction.

6 min read →

Thymosin Alpha-1

Thymosin Alpha-1: Handling, Storage, and Reconstitution Guide

Lyophilized Thymosin Alpha-1 should be stored sealed at or below 25 degrees Celsius, protected from heat, light, and moisture.

5 min read →

Thymosin Alpha-1

Thymosin Alpha-1: Mechanism of Action in Research Models

Thymosin Alpha-1 (thymalfasin) is a 28-amino-acid acetylated peptide first isolated in 1977 from Thymosin Fraction 5.

6 min read →

Thymosin Alpha-1

Thymosin Alpha-1 Research Applications and Study Design Notes

Thymosin Alpha-1 research applications include immune signaling, dendritic cell studies, and translational infection and inflammation models.

6 min read →

Hormonal & Sexual

Kisspeptin-10

Kisspeptin-10: Handling, Storage, and Reconstitution Guide

Lyophilized Kisspeptin-10 should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

4 min read →

Kisspeptin-10

Kisspeptin-10: Mechanism of Action in Research Models

Kisspeptin-10 is a ten-amino-acid fragment of the KISS1 gene product, covering residues 112 to 121.

5 min read →

Kisspeptin-10

Kisspeptin-10 Research Applications and Study Design Notes

Kisspeptin-10 is used as a probe of KISS1R signaling in biochemical, cell-based, and animal research models.

5 min read →

melanotan-1

Melanotan 1: Handling, Storage, and Reconstitution Guide

Lyophilized Melanotan 1 should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and colder for long holds.

5 min read →

melanotan-1

Melanotan 1: Mechanism of Action in Research Models

Melanotan 1, also called afamelanotide, is a linear 13-amino-acid analog of alpha-MSH studied as an MC1R-focused research tool.

5 min read →

melanotan-1

Melanotan 1 Studies: Research Applications

Melanotan 1 research applications focus on melanogenesis, the path from MC1R activation through cAMP signals to eumelanin production.

5 min read →

melanotan-2

Melanotan 1 vs Melanotan 2: A Research Comparison

Melanotan 1 (afamelanotide) is a linear 13-amino-acid alpha-MSH analog, while Melanotan 2 is a ring-shaped seven-amino-acid analog.

5 min read →

melanotan-2

Melanotan 2: Handling, Storage, and Reconstitution Guide

Melanotan 2 ships as a white lyophilized powder, usually a 10 mg fill at 99 percent purity or higher, stored at or below 25 degrees Celsius.

5 min read →

melanotan-2

Melanotan 2: Mechanism of Action in Research Models

Melanotan 2 is a synthetic cyclic heptapeptide analog of alpha-MSH that acts as a non-selective melanocortin receptor agonist.

5 min read →

melanotan-2

Melanotan II Research Applications and Study Notes

Melanotan 2 is used in preclinical research as a broad reference agonist across the MC1R, MC3R, MC4R, and MC5R melanocortin receptors.

5 min read →

MT-2

MT-2: Handling, Storage, and Reconstitution Guide

Lyophilized MT-2 should be stored sealed at or below 25 degrees Celsius, protected from heat, light, and moisture.

6 min read →

MT-2

MT-2: Mechanism of Action in Research Models

MT-2 (MT-II) is a synthetic ring-shaped seven-amino-acid analog of alpha-MSH studied as a non-selective melanocortin receptor agonist.

6 min read →

MT-2

MT-2 Research Applications and Study Design Notes

MT-2 research applications center on melanocortin receptor pharmacology, using the peptide as a stable, non-selective agonist of MC1R, MC3R, MC4R, and MC5R.

6 min read →

Oxytocin

Oxytocin: Handling, Storage, and Reconstitution Guide

Lyophilized Oxytocin should be stored sealed at or below 25 degrees Celsius, and kept refrigerated or frozen for long holds.

5 min read →

Oxytocin

Oxytocin: Mechanism of Action in Research Models

Oxytocin is a cyclic nine amino acid peptide used as a reference agonist for the oxytocin receptor, OXTR, in lab assays.

5 min read →

Oxytocin

Oxytocin Research Applications and Study Design Notes

Oxytocin is the benchmark reference agonist for the oxytocin receptor, OXTR, in binding, functional, and selectivity assays.

5 min read →

PT-141

PT-141: Handling, Storage, and Reconstitution Guide

Lyophilized PT-141 is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and chilled or frozen for long storage.

5 min read →

PT-141

PT-141: Mechanism of Action in Research Models

PT-141 (Bremelanotide) is a synthetic cyclic seven-amino-acid peptide derived from alpha-MSH and studied as a melanocortin receptor agonist.

5 min read →

PT-141

PT-141 Research Applications and Study Design Notes

PT-141 is used in melanocortin pharmacology research as a stabilized agonist and a benchmark for receptor subtype selectivity.

5 min read →

Cosmetic & Skin

AHK-Cu

AHK-Cu: Handling, Storage, and Reconstitution Guide

AHK-Cu ships as a blue lyophilized powder, and the blue color reflects the bound copper(II) ion that labs can check visually.

5 min read →

AHK-Cu

AHK-Cu: Mechanism of Action in Research Models

AHK-Cu is the copper(II) complex of the tripeptide Ala-His-Lys, also called Copper Tripeptide-3, used as a research tool for copper delivery.

5 min read →

AHK-Cu

AHK-Cu Research Applications and Study Design Notes

AHK-Cu research applications center on hair-follicle biology and dermal matrix studies in cell assays and ex vivo tissue models.

5 min read →

GHK-Cu

GHK-Cu: Handling, Storage, and Reconstitution Guide

GHK-Cu is a blue-tinted lyophilized powder, and a faded, greenish, or cloudy look can signal changed copper binding or breakdown.

5 min read →

GHK-Cu

GHK-Cu: Mechanism of Action in Research Models

GHK-Cu is the copper(II) complex of the natural tripeptide Gly-His-Lys, also called Copper Tripeptide-1, with a molecular weight of about 403.92 g/mol.

5 min read →

GHK-Cu

GHK-Cu Research Applications and Study Design Notes

GHK-Cu is used as a model copper-delivery peptide and a reference standard in skin, wound, and connective tissue research.

5 min read →

GHK-Cu

GHK-Cu vs AHK-Cu: A Research Comparison

GHK-Cu and AHK-Cu are copper(II) complexes of tripeptides that differ only in their first amino acid, glycine versus alanine.

5 min read →

GLOW

GLOW: Handling, Storage, and Reconstitution Guide

Freeze-dried GLOW should be stored sealed and dry at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

GLOW

GLOW: Mechanism of Action in Research Models

GLOW is a research blend of three peptides, GHK-Cu, BPC-157, and TB-500, supplied together in one freeze-dried vial.

5 min read →

GLOW

GLOW Research Applications and Study Design Notes

GLOW research applications center on tissue-repair, connective-tissue, and regenerative models that track several repair pathways at once.

5 min read →

KLOW

KLOW: Handling, Storage, and Reconstitution Guide

KLOW is reconstituted by adding bacteriostatic water or an assay-suited solvent slowly down the vial wall, without strong vortexing.

5 min read →

KLOW

KLOW: Mechanism of Action in Research Models

KLOW is a research blend of GHK-Cu, BPC-157, TB-500, and KPV supplied in one 80 mg freeze-dried vial.

5 min read →

KLOW

KLOW Research Applications and Study Design Notes

KLOW research applications use one 80 mg vial of GHK-Cu, BPC-157, TB-500, and KPV to study a repair peptide panel together.

5 min read →

Matrixyl

Matrixyl: Handling, Storage, and Reconstitution Guide

Matrixyl is supplied as a ready solution in a sealed vial, not a freeze-dried powder, so lab work centers on working dilutions.

5 min read →

Matrixyl

Matrixyl: Mechanism of Action in Research Models

Matrixyl is the trade name for palmitoyl pentapeptide-4 (Pal-KTTKS), a collagen-fragment peptide linked to a palmitic acid chain.

5 min read →

Matrixyl

Matrixyl Research Applications and Study Design Notes

Matrixyl research applications center on fibroblast matrix-protein studies and rebuilt skin-equivalent models in cosmetic and skin science.

5 min read →

SNAP-8

SNAP-8: Handling, Storage, and Reconstitution Guide

Lyophilized SNAP-8 should be stored sealed at 25 degrees Celsius or below, away from heat, light, and moisture.

5 min read →

SNAP-8

SNAP-8: Mechanism of Action in Research Models

SNAP-8, also called Acetyl Octapeptide-3, is a synthetic eight-residue peptide whose sequence matches a region of the SNAP-25 protein.

5 min read →

SNAP-8

SNAP-8 Research Applications and Study Design Notes

SNAP-8 is used as a sequence-defined probe to study SNARE complex assembly and synaptic vesicle fusion in cell-free and cell-based models.

5 min read →

Bioregulators

cardiogen

Cardiogen: Handling, Storage, and Reconstitution Guide

Lyophilized Cardiogen should be kept sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

cardiogen

Cardiogen: Mechanism of Action in Research Models

Cardiogen is a synthetic tetrapeptide, Ala-Glu-Asp-Arg (AEDR), studied in cell and animal models linked to heart tissue.

6 min read →

cardiogen

Cardiogen Research Applications and Study Design Notes

Cardiogen research applications focus on gene activity and repair markers in heart muscle cell cultures and animal models.

6 min read →

cartalax

Cartalax: Handling, Storage, and Reconstitution Guide

Freeze-dried Cartalax is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and kept cold for long storage.

5 min read →

cartalax

Cartalax: Mechanism of Action in Research Models

Cartalax is a synthetic tripeptide with the sequence Ala-Glu-Asp (AED), studied in research as a short peptide linked with cartilage tissue.

6 min read →

cartalax

Cartalax Research Applications and Study Design Notes

Cartalax research applications focus on how the tripeptide Ala-Glu-Asp may shape gene activity in cartilage cell and matrix models.

6 min read →

chonluten

Chonluten: Handling, Storage, and Reconstitution Guide

Chonluten ships as a white lyophilized powder and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

chonluten

Chonluten: Mechanism of Action in Research Models

Chonluten is a synthetic tripeptide, Glu-Asp-Gly (EDG), studied as a short-peptide bioregulator linked with bronchial and airway lining tissue.

6 min read →

chonluten

Chonluten Research Applications and Study Design Notes

Chonluten research applications focus on gene activity and stress response in bronchial and airway lining cell models.

6 min read →

cortagen

Cortagen: Handling, Storage, and Reconstitution Guide

Lyophilized Cortagen should be stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

cortagen

Cortagen: Mechanism of Action in Research Models

Cortagen is a synthetic tetrapeptide, Ala-Glu-Asp-Pro (AEDP), studied as a short-peptide bioregulator linked to neural tissue.

6 min read →

cortagen

Cortagen Research Applications and Study Design Notes

Cortagen research applications focus on gene regulation, cell maturation, and repair markers in neural and nerve cell culture models.

6 min read →

crystagen

Crystagen: Handling, Storage, and Reconstitution Guide

Crystagen ships as a white lyophilized powder in a sealed glass vial and is stored at or below 25 degrees Celsius.

5 min read →

crystagen

Crystagen: Mechanism of Action in Research Models

Crystagen is a synthetic tripeptide with the sequence Glu-Asp-Pro, linked in the research literature to immune and thymic tissue.

5 min read →

crystagen

Crystagen Research Applications and Study Design Notes

Crystagen is used in immunology and aging research as a probe for tissue-specific gene programs in immune and thymic cells.

5 min read →

livagen

Livagen: Handling, Storage, and Reconstitution Guide

Livagen ships as a white lyophilized powder and is stored sealed at 25 degrees Celsius or below, away from heat, light, and moisture.

5 min read →

livagen

Livagen: Mechanism of Action in Research Models

Livagen is a synthetic tetrapeptide with the sequence Lys-Glu-Asp-Ala (KEDA), studied as a liver-linked Khavinson bioregulator.

5 min read →

livagen

Livagen Research Applications and Study Design Notes

Livagen research applications center on probing chromatin decondensation, heterochromatin activation, and gene access in cultured lymphocytes and liver-linked cells.

5 min read →

ovagen

Ovagen: Handling, Storage, and Reconstitution Guide

Freeze-dried Ovagen is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and kept cold for long storage.

5 min read →

ovagen

Ovagen: Mechanism of Action in Research Models

Ovagen is a synthetic tripeptide with the sequence Glu-Asp-Leu (EDL), studied mainly in liver and digestive tract research models.

6 min read →

ovagen

Ovagen Research Applications and Study Design Notes

Ovagen research applications focus on liver and digestive tract models, using the Glu-Asp-Leu tripeptide as a compact, fully defined probe.

6 min read →

pancragen

Pancragen: Handling, Storage, and Reconstitution Guide

Pancragen ships as a lyophilized KEDW tetrapeptide and is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture.

5 min read →

pancragen

Pancragen: Mechanism of Action in Research Models

Pancragen is a synthetic tetrapeptide, Lys-Glu-Asp-Trp (KEDW), studied as a Khavinson short peptide bioregulator linked with pancreatic tissue.

6 min read →

pancragen

Pancragen Research Applications and Study Design Notes

Pancragen research applications center on proposed effects on pancreatic gene activity and cell maturation in cell and animal models.

6 min read →

Pinealon

Pinealon: Handling, Storage, and Reconstitution Guide

Pinealon ships as a 10 mg lyophilized Glu-Asp-Arg tripeptide and is stored sealed at or below 25 degrees Celsius, away from moisture.

5 min read →

Pinealon

Pinealon: Mechanism of Action in Research Models

Pinealon is a synthetic tripeptide with the sequence Glu-Asp-Arg (EDR), studied as a neuroprotective research probe in preclinical models.

6 min read →

Pinealon

Pinealon Research Applications and Study Design Notes

Pinealon research applications center on whether the Glu-Asp-Arg tripeptide enters nerve cells, shifts gene activity, and changes oxidative stress markers.

6 min read →

prostamax

Prostamax: Handling, Storage, and Reconstitution Guide

Freeze-dried Prostamax should be stored sealed at or below 25 degrees Celsius, then moved to a fridge or freezer for longer holds.

5 min read →

prostamax

Prostamax: Mechanism of Action in Research Models

Prostamax is a synthetic tetrapeptide with the sequence Lys-Glu-Asp-Pro (KEDP), studied within the Khavinson short-peptide bioregulator framework.

6 min read →

prostamax

Prostamax Research Applications and Study Design Notes

Prostamax research applications fall into three areas: gene activity work in cultured cells, tetrapeptide comparison panels, and rodent models.

6 min read →

testagen

Testagen: Handling, Storage, and Reconstitution Guide

Testagen ships as a white lyophilized powder in a sealed glass vial and is stored at or below 25 degrees Celsius.

6 min read →

testagen

Testagen: Mechanism of Action in Research Models

Testagen is the synthetic tetrapeptide Lys-Glu-Asp-Gly (KEDG), developed within the Khavinson peptide bioregulation research program.

6 min read →

testagen

Testagen Research Applications and Study Design Notes

Testagen research applications center on peptide-directed gene regulation, using the KEDG tetrapeptide as a probe of chromatin binding.

6 min read →

vesugen

Vesugen: Handling, Storage, and Reconstitution Guide

Freeze-dried Vesugen is stored sealed at or below 25 degrees Celsius, away from heat, light, and moisture, and kept cold for long storage.

6 min read →

vesugen

Vesugen: Mechanism of Action in Research Models

Vesugen is a synthetic tripeptide with the sequence Lys-Glu-Asp (KED), linked in Khavinson bioregulator research with vessel wall tissue.

6 min read →

vesugen

Vesugen Research Applications and Study Design Notes

Vesugen research applications focus on proposed peptide-DNA contacts in endothelial and vascular smooth muscle cells.

6 min read →

Supplies & Reconstitution

Content is provided for research and educational purposes only. Products are supplied strictly for laboratory research use, not for human or veterinary use.