Beginner Education
What Are Research Peptides? A Beginner's Guide
An introduction to what research peptides are, how they're studied in the lab, and what to look for before sourcing a research material.
FROM THE BLOG
Research Notes & Guides
Straightforward explainers on peptides, purity, testing, and what the specs on a research peptide label actually mean.
Beginner Education
How Are Peptides Used in Scientific Research?
A look at the areas of science where peptides show up, from molecular interaction studies to analytical chemistry and assay development.
Beginner Education
How Do Researchers Choose a Peptide for Their Study?
The key factors that go into selecting a research peptide, from the research question itself to purity, documentation, and supplier evaluation.
Beginner Education
How Is Peptide Purity Tested? HPLC, MS & LC-MS
An explanation of how HPLC, mass spectrometry, and LC-MS are used to evaluate peptide purity, and what each method can and can't tell you.
Beginner Education
How to Read a Peptide Certificate of Analysis (CoA)
A section-by-section walkthrough of a CoA — batch numbers, purity results, identity testing, and the red flags worth watching for.
Beginner Education
Peptide Terminology: Complete Beginner's Glossary
Plain-language definitions for the terms that come up most in peptide research, from HPLC and CoA to lyophilization and SPPS.
Beginner Education
Research Peptides vs Pharmaceutical Peptides
Why a research peptide isn't the same thing as an approved pharmaceutical, even when the chemical name looks identical.
Beginner Education
What Does 99%+ Peptide Purity Mean?
A closer look at what the "+" in a 99%+ purity claim signifies, how that figure is tested, and why it isn't a stand-in for identity or overall quality.
Beginner Education
What Does Research Use Only (RUO) Mean?
An explanation of the RUO designation, what it means for how research materials are meant to be used, and the common misconceptions to avoid.
Beginner Education
What Is Peptide Purity and Why Does It Matter?
A breakdown of what a purity percentage actually represents, how it's measured, and why the testing method matters as much as the number itself.
For laboratory research use only. Not for human or veterinary use. Content on this blog is educational and is not medical advice.