The book delves into the evolving understanding of peptides and their crucial roles in biological processes, highlighting recent discoveries in various organs and tissues. It emphasizes the distinction between peptide chemistry and protein chemistry, illustrating the complexity and specificity of peptide functions derived from a limited set of amino acids. The text also addresses the significance of peptide synthesis in both research and practical applications, suggesting that a historical overview of peptide chemistry is essential as the field continues to expand rapidly.
