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A peptide COA says 99% pure—but does that mean 99% of the material is actually peptide? Not necessarily. Learn what HPLC purity measures, how it differs from peptide content, and why one number never tells the entire analytical story.
MOTS-c is one of the most unusual peptides in modern research. Discover why this 16-amino-acid mitochondrial-derived peptide is back in the spotlight—and what new 2026 research reveals about mitochondrial bioenergetics, AMPK, and PGC-1α.
Nearly 50 years after its discovery, Thymosin Alpha-1 continues to appear in scientific literature. Learn why this naturally occurring peptide remains a focus of immunology and molecular biology research.
First discovered in the early 1970s, GHK-Cu continues to attract scientific attention more than 50 years later. Learn why this tiny copper-binding peptide remains one of the most enduring molecules in peptide research.
Lariocidin is a newly discovered lasso peptide attracting attention across antimicrobial research. Learn what makes its unusual structure so remarkable and why scientists believe nature may still hold countless undiscovered molecular innovations.
Antimicrobial peptides are becoming one of the most exciting areas in modern peptide research. Discover what they are, why researchers are studying them, and how nature continues to inspire new molecular discoveries.
Why do some peptides generate endless discussion while others remain relatively quiet? This Lab Notes entry explores the scientific and cultural factors behind debate in peptide research communities.
Why do some peptides dominate research conversations while others remain obscure? This Lab Notes entry explores the scientific, cultural, and structural factors behind peptide visibility.
Why did GLP-related peptides become such a major focus in research circles? This Lab Notes entry explores signaling pathways, receptor complexity, and the rise of multi-target peptide engineering.
What makes a peptide stable? This Lab Notes entry explores half-life, enzymatic degradation, and the structural factors that determine how peptides maintain integrity in research environments.
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