SEARCH Articles Figures Tables Antigens and Antibodies. The Molecular Basis of Biological Specificity Biologic applications, site-specific stability Biological activity measurements specificity Biological assays specific tests Biological materials, specific binding Biological materials, specific binding mechanisms Biological modifiers specific Biological modifiers specific antibodies Biological specificity Biologies specification setting Design for Specific Biological Activities Introduction biological specificity Organometallics Targeted to Specific Biological Sites the Development of New Therapies Protein-Ligand Interactions Revealing Biological Specificity Site-specific stability data, for drug and biologic applications Specific biological activities The Law of Mass Action, binding sites and receptors—understanding why specific, potent biological activity is a rare property for any one chemical to possess