• Of particular value are methods for measuring small quantities of nucleic acids, peptides, saccharides, pharmaceuticals, metabolites, microorganisms and other materials of diagnostic value. (justia.com)
  • Organic compounds that contain 1,2-diphenylethylene as a functional group. (nih.gov)
  • Frequently used methods are based on, for example, antigen-antibody systems, nucleic acid hybridization techniques, and protein-ligand systems. (justia.com)