PubMed Pubmed provides a keyword search engine for the biomedical literature.
Abstracts are often available.
U. Illinois Biochemical Compounds Declarative database Klotho is part of our attempt to model biological processes, beginning with biochemistry. Regional Laser and Biotechnology Laboratory NIH supported Research Resouce at U. Penn. Most current release . Standard Ref. is Murzin AG, Brenner SE, Hubbard T, Chothia C. 1995. An excellent resource for information about antibodies, links to sources, journals, online courses etc.