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GcMAF

Gc protein-derived macrophage activating factor (GcMAF) is a proposed macrophage-activating immunotherapy linked to cancer through the vitamin D-binding protein/nagalase hypothesis. The cancer record is controversial and disputed: it includes lab and animal studies, small human reports, retractions, critiques, regulatory actions, and ongoing claims from proponents.

Doctors

Dr. Jeff Bradstreet

doctor

Physician and alternative autism-treatment figure associated with GcMAF promotion, Autism One presentations, and controversial vaccine/autism claims. James Jeffrey "Jeff" Bradstreet, MD, was a physician and alternative-medicine practitioner best known for autism-related claims and treatments, including vaccine/autism claims and promotion of GcMAF. He appeared in Autism One-related conference materials and GcMAF promotional communities.
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Dr. Timothy J. Smith, MD

doctor

Gauthier Bouche

doctor

Anticancer Fund physician/reviewer who published concerns about Yamamoto GcMAF evidence. Gauthier Bouche is listed in Pub Med as an Anticancer Fund co-author of a 2014 letter identifying inconsistencies and reliability concerns in a Yamamoto GcMAF cancer-immunotherapy publication. In this database he is relevant as a critical reviewer of GcMAF evidence.
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