BMS-626529 is a novel attachment inhibitor that targets HIV-1 gp120 and prevents its binding to CD4+ T cells.

Cefetamet sodium (Ro 15-8074/001) is an orally available cephalosporin antibiotic with antimicrobial activity and is used to study cirrhosis of the liver and lung infections.

Maytansine, an ansamycin antibiotic originally isolated from the Ethiopian shrub Maytenus serrata, inhibits the assembly of microtubules by binding to tubulin at the rhizoxin binding site.