Lebowski posted this one before, but I thought a seperate thread may be in order http://www.patentstorm.us/patents/6908611.html Pharmaceutical compositions for treating viral, proliferative and inflammatory diseases are disclosed comprising an amount of pharmaceutically acceptable vitamin B12 compound in combination with an interferon compound. Vitamin B12 compounds are administered separately, simultaneously or in combination with interferon compounds to provide an enhanced therapeutic effect for treating viral, proliferative and inflammatory diseases. which has a referances like , Johnson et al., Scientific American, May, 1994, pp. 68-75. Iigo Masaaki et al., Markedly induced asialoGM1+CD8+ T cell production and enhancement of antimetastatic activity by interferon beta with folic or folinic acid, XP002227203 abstract, Cancer Immunology Immunotherapy, vol. 44, No. 2, 1997, pp. 65-69, ISSN: 0340-7004. R. Medenica et al., Vitamin B-12, A Positive Stimulator of Interferon Activity, Cancer Immuno-Biology Laboratory and Adolph Coors Clinic of Immunoregulation, Hilton Head Island, SC, abstract; 1995.