Your efforts to understand biology depend on high quality, specialized reagents for use in protein characterization, functional studies, and cell-based assays.
Sigma is the leading source for the Biomolecules you need. Our collection of primary antibodies, bioactive small molecules, recombinant proteins, and bioactive peptides is unrivaled. We strive to offer the tools you need for researching pathway biology, target identification, and mechanisms of disease in areas like Neuroscience, Epigenetics, and Stem Cell Biology. With products like Prestige Antibodies® - the most highly validated antibodies that exist today - and the LOPAC small molecules collection, we provide you with best-in-class options so your research will be successful. Sigma is where Biomolecules begin.