AmFAR
- The American Foundation for AIDS Research, a leading organization dedicated to the support of HIV/AIDS research.
- http://www.amfar.org/

The Global Fund
- To fight HIV/AIDS, tuberculosis, and malaria in needy countries. Includes FAQ, resources, links, and information on donating and submitting proposals.
- http://www.theglobalfund.org/

Broad Medical Research Program
- Funding from the Eli and Edythe L. Broad Foundation for basic and clinical research into cause, prevention, and cure of Crohn's disease (ileitis) and ulcerative colitis
- http://www.broadmedical.org/

National Foundation for Infectious Diseases
- US organization dedicated to encouraging and sponsoring public and professional education about infectious diseases, supporting research and trainingand aiding in the prevention and treatment.
- http://www.nfid.org/

Elton John AIDS Foundation
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- http://www.ejaf.org/

Elizabeth Glaser Pediatric AIDS Foundation
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- http://www.pedaids.org/

Arthritis National Research Foundation
- Provides financial support to research studies aimed at treating and curing arthritis and other rheumatic diseases.
- http://www.curearthritis.org/