In a remarkable paper from Stanford University, Dr Swami and company, working under senior author Professor David Feldman, discovered that vitamin D has a treatment effect in mice that have surgically implanted inflammatory breast tumors. This is the same famous Dr Feldman who edits the textbook, Vitamin D.
Swami S, Krishnan AV, Wang JY, Jensen K, Horst R, Albertelli MA, Feldman D. Dietary vitamin D₃ and 1,25-dihydroxyvitamin D₃ (calcitriol) exhibit equivalent anticancer activity in mouse xenograft models of breast and prostate cancer. Endocrinology. 2012 Jun;153(6):2576-87.