TOLERANCE & TACHYPHYLAXIS Peptides stimulate growth hormone and IGF 1 production, promoting angiogenesis and cellular proliferation. In patients with undetected cancers, these peptides can accelerate tumor growth. Conventional imaging misses early cancers. Circulating tumor Identification, characterization, and structure activity relationship of the ASIC3 selective peptide WRPRFa Communications Chemistry The wound scratch assay results of control, GHKCu monomers, and GHKCu Download Scientific Diagram The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget Not too big. Not too small. Because of their intermediate size, macrocyclic peptides combine the potency and precise targeting of an antibody or biologic therapy with the stability and ease of administration of a