Guide
Reading peptide research papers
A short field guide to navigating the original peptide literature — what to read first, what to read last, and which figures are usually load-bearing.
Read the abstract last, not first
Abstracts compress nuance. Read the methods first: dose, route, frequency, species or cell line, sample size, and primary endpoint. Most disagreements between popular summaries trace back to subtle methods differences that the abstract elides.
Figures that matter
- Concentration-time curves — the shape determines interval choice, not just the magnitude.
- Dose-response figures — locate the inflection point where adding dose stops adding effect.
- Adverse-event tables — sorted by severity, not by raw count. Read the Grade 3-and-above rows first.
Decoding pharmacokinetic notation
- Cmax — peak plasma concentration after a dose.
- Tmax — time to peak.
- AUC — area under the concentration-time curve, proportional to total exposure.
- t½ — half-life; drives interval and accumulation.
- Vd — volume of distribution; large values suggest extensive tissue binding.
Read with the calculators open
When a paper reports a 168-hour half-life, plug it into the half-life calculator on the site to see what the accumulation factor would be at a weekly interval. When it reports a dose-response curve, plug the inflection-point dose into the dosage calculator to see what that translates to in syringe ticks. The arithmetic anchors the reading.