side effects of cjc1295 and ipamorelin CJC-1295 + Before & After Results CJC 1295 / Ipamorelin are
Description
During the course of its proliferation, each neuroblast expresses characteristic sets of regulatory genes
Transl Neurodegener 14:2

DNA damage can manifest in various forms, including specific modifications such as the oxidation of purine and pyrimidine bases, as well as more extensive structural alterations to the DNA molecule such as strand breaks or sister chromatid exchange
Slightly more nerdy answer: because peptides are small, they can bind directly to cell receptors and trigger specific biological effects