Browsing articles in "cancer"
The Dire Effects of Estrogen Pollution By Ray Peat, PhD. Source Pollution of the environment and food supply by estrogenic chemicals is getting increased attention. Early in the study of estrogens, it was noticed that soot, containing polycyclic aromatic hydrocarbons, was both estrogenic and carcinogenic. Since then, it has been found that phenolics and chlorinated [...]
Carcinogenesis. 1999 Mar;20(3):493-7. Promotion of intestinal carcinogenesis by dietary methionine. Duranton B, Freund JN, Galluser M, Schleiffer R, Gossé F, Bergmann C, Hasselmann M, Raul F. The metabolism of the polyamines spermidine and spermine is known to be enhanced in rapidly proliferating cells. Methionine is a precursor of the aminopropyl moieties of these amines. Therefore, [...]
Preventing Breast Cancer by John Gofman, MD
Preventing Breast Cancer by John Gofman, MD
So I’m a doctor, but I kind of slipped sideways into research, and now I’m an epidemiologist. And nobody really knows what epidemiology is. Epidemiology is the science of how we know in the real world if something is good for you or bad for you. And it’s best understood through example as the science [...]
By Martha Rosenberg Want to increase your chances of getting node-positive breast cancer and dying from it? Take hormone therapy. Pharma’s lucrative estrogen plus progestin combo is already known to increase the chance of getting breast cancer by 26 percent. But an article in this week’s Journal of the American Medical Association (JAMA) shows hormone therapy [...]
Lancet. 2001 Aug 4;358(9279):351-5. Cholesterol and all-cause mortality in elderly people from the Honolulu Heart Program: a cohort study. Schatz IJ, Masaki K, Yano K, Chen R, Rodriguez BL, Curb JD. BACKGROUND: A generally held belief is that cholesterol concentrations should be kept low to lessen the risk of cardiovascular disease. However, studies of the [...]
Topically applied caffeine, even after sun exposure, can reduce local tissue damage (Koo, et all, 2007). -Ray Peat, PhD Br J Dermatol. 2007 May;156(5):957-64. Epub 2007 Mar 28. Protection from photodamage by topical application of caffeine after ultraviolet irradiation. Koo SW, Hirakawa S, Fujii S, Kawasumi M, Nghiem P. BACKGROUND: Characterization of mechanisms that can [...]
While the competition by PUFA for protein binding sites block the effects of thyroid hormone and vitamin A, the actions of PUFA on sex steroid binding protein (SBP, or SSBG, for sex steroid binding globulin) increases the activity of estrogen. That’s because the SSBG neutralizes estrogen by binding to it, keeping it out of cells; [...]
Arch Latinoam Nutr. 2000 Sep;50(3):243-8. New property of vitamin A and beta-carotene on human iron absorption: effect on phytate and polyphenols as inhibitors of iron absorption. Layrisse M, García-Casal MN, Solano L, Barón MA, Arguello F, Llovera D, Ramírez J, Leets I, Tropper E. One hundred and seventy four human subjects were studied to find [...]
