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The guide covers peptide classification and structures, including short-acting (exenatide) and long-acting analogs (liraglutide, semaglutide), plus dual agonists like tirzepatide

PMID 16296926

Researchers made many efforts to develop the delivery of the drugs in general and in peptides specifically across the BBB, including modifying therapeutic agents, altering the barrier, carrier-mediated transport integrity, invasive techniques, etc

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When NO is excessive: The peptide helps normalize levels, preventing the tissue damage that can result from NO overproduction during severe inflammation