Selank Reference Material: Purity and COA Standards
Selank reference material: what this 7-AA synthetic peptide is, how HPLC purity standards work, and what a Selank COA should include for research.
Tag: research-grade peptides
What Are b and y Ions in Peptide Mass Spectrometry?
Ion fragmentation in mass spectrometry: what b ions and y ions are, how CID works, and what MS/MS data confirms about research peptide sequence identity.
Peptide Endotoxin Testing: The LAL Assay in Research
Peptide endotoxin testing with the LAL assay: what EU/mg limits mean, how LPS contamination causes false cell results, and what COA data to request.
What Is a Peptide Reference Standard?
Peptide reference standards: what USP CRMs are, how HPLC calibration uses them, and why certified purity traceability matters in research.
Thymosin Beta-4 vs TB-500: Comparison in Research
Thymosin beta-4 vs TB-500 research: full 43-aa Tb4 protein vs synthetic 17-23 fragment. Actin binding, ILK pathway, and cell migration data.
What Is the Melanocortin Receptor System?
Melanocortin receptor system: five subtypes MC1R-MC5R, primary locations, key ligands, and research applications. COA-verified peptides for lab use.
What Is an Incretin? GLP-1 and GIP Explained
An incretin is a gut hormone that triggers insulin release after eating. GLP-1 and GIP pathways explained for lab researchers. COA-verified, batch-tested.
Bioregulators vs Peptides: How Mechanisms Differ
Bioregulators vs peptides: comparing short Khavinson bioregulators (chromatin-level) with longer signaling peptides (receptor-level). Cell model data.
AOD 9604 vs HGH Fragment 176-191: Differences
A lab research comparison of AOD-9604 and HGH Fragment 176-191 covering sequence, receptor targets, half-life, and fat cell signaling pathways.
BPC-157 vs KPV: Anti-Inflammatory Research
BPC-157 vs KPV peptide research comparison. BPC-157 signals via VEGF and nitric oxide. KPV blocks NF-kB through PepT1.