found the reference to GcMAF here...
http://joshmitteldorf.scienceblog.com/2013/04/08/the-immune-system-protects-us-against-cancer/
some studies on it...
http://www.ncbi.nlm.nih.gov/pubmed/23780980
http://scienceblog.cancerresearchuk.org/2008/12/03/cancer-cured-for-good-gc-maf-and-the-miracle-cure/
http://www.gcmaf.eu/