Bioavailability
Also known as: BA, Systemic availability
The proportion of a substance that enters circulation and produces active effects
Detailed Definition
The proportion of a substance that enters circulation and produces active effects. Understanding this concept is fundamental to peptide research and experimental design. Researchers must consider this factor when developing protocols, interpreting results, and comparing findings across different studies. This term appears frequently in scientific literature and represents a core principle in peptide pharmacology and biochemistry.