Comparisons
AHK-Cu vs GHK-Cu: Copper Tripeptides Compared
AHK-Cu and GHK-Cu differ by one amino acid: alanine instead of glycine. How that changes structure and mass, and what each copper peptide has been studied for.
BEHIND THE ARTICLES
Jesse Brooks
Areas of expertise: Peptide lead discovery & screening, structural modification & stability optimization, pharmacodynamics & mechanism of action
Published articles
Peptide Profiles
What Is Tirzepatide? Structure, Receptors and Research
Tirzepatide is a 39-residue lipidated peptide acting on GIP and GLP-1 receptors. Its structure, discovery, pharmacokinetics and key trial data.
Lab Handling
Peptide Storage Guide: Powder, Solution and Transport
A practical peptide storage guide: temperatures for powder and solution, which sequences are most sensitive, fridge and freezer practice, and moving samples.
Comparisons
NMN vs NAD+: Precursor and Coenzyme Compared
NMN is a direct precursor of NAD+, about half its size. How they differ in structure, how NMN becomes NAD+, what the human trial showed, and lab handling.
Lab Handling
How to Reconstitute Peptides: A Step-by-Step Lab Guide
How to reconstitute lyophilized research peptides: choosing a solvent, adding it without foaming, calculating concentration, and labelling and storing the vial.