Growth Factors and Cytokines - Information on and resources in growth factors and cytokines.

International Cytokine Society - This is the official Homepage of the ICS, dealing with Society affairs, conferences, etc. It also houses a discussion group, ICS Newsletters and links to other sites dealing with cytokines

Research Diagnostics Inc - Offers a wide line of recombinant growth factors, cytokines and chemokines.

PeproTech, Inc - Develops and manufactures cytokines, chemokines, growth factors, polyclonal and monoclonal antibodies. They have an extensive line of recombinant human, murine, and rat cytokines.

Insight Biotechnology - Lists research and manufacture centers to order cytokines, growth factors and other specialty medicines. Offers free samples.

SBH Sciences - A Natick, MA based biotechnology company that focuses on developing cell culture processes for the production of recombinant cytokines and the use of cytokines and growth factors as substitutes for serum in cell culture media.

The Official Journal of the International Cytokine Society - Devoted exclusively to the study of the molecular biology, biochemistry, immunology, diagnostic and clinical applications of all known interleukins, hematopoietic factors, growth factors, cytotoxins, interferons, and new cytokines.