Design mechanisms and biomedical applications of peptide metal chelates in antimicrobial therapy, tumor theranostics, and integrated diagnosis treatment systems ScienceDirect Mechanisms of Hormonal, Genetic, and Temperature Regulation of Germ Cell Proliferation, Differentiation, and Death During Spermatogenesis Protein responsive gut hormone tachykinin directs food choice and impacts lifespan Nature Metabolism Research chemicals known as peptides, many of them banned by the World Anti Doping Agency and some not approved for human use in the United States, are available with the simple click of Growth hormone related intracranial hypertension Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms