Cardiogen AEDR Research Guide

Cardiogen differs from Epitalon by a single residue, yet the two are studied in completely different tissues. That is the central claim of the short-bioregulator literature, and it is worth examining carefully.

Lux Peptides Cardiogen research material vial — Cardiogen research material from Lux Peptides.

Quick facts

Property	Detail
Sequence	Ala-Glu-Asp-Arg (AEDR)
Length	4 amino acids
Family	Khavinson short peptide bioregulators
Research field	Cardiomyocyte gene expression

One residue apart

Epitalon is AEDG; Cardiogen is AEDR, with arginine replacing glycine. Arginine is large and positively charged where glycine has no side chain at all, and in the proposed DNA-binding model that difference changes which sequences the peptide can recognise. Whether such small peptides really achieve sequence-specific DNA binding in cells remains an open question.

What research reports

Published work from this group describes changes in gene and protein expression in cardiac tissue models, with the peptide studied as a regulator of cardiomyocyte differentiation markers. The evidence base is narrow and largely from the originating laboratories.

What laboratories study it for

Cardiomyocyte culture and gene-expression profiling, peptide-DNA interaction studies, and comparative work across the tetrapeptide family.

Laboratory documentation and handling

Storage and handling requirements depend on the material, batch and analytical method. Consult the current product label, certificate of analysis and your laboratory’s validated procedures. Appearance alone does not establish identity, purity or stability.