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It acts like a shield for your cells
University of California Press
Melanocortin peptides as an alternative to traditional appetite control
doi: 10.1056/NEJMoa1901118 256 PerkovicVTuttleKRRossingPMahaffeyKWMannJFEBakrisGet al
Its sequence incorporates a norleucine substitution, a D-phenylalanine substitution and a lactam bridge that cyclises the molecule, conferring markedly greater resistance to enzymatic degradation than the native linear hormone
T lymphocyte CD8 + is a cytotoxic T cell
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