Word: colonization
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...will study the effects of low-fat diets, post-menopausal hormone-replacement and vitamin supplements on heart disease, osteoporosis, and colon, rectal and breast cancers. It aims to recruit a total of 160,000 American women between the ages...
...Cyclosporine, which is better known as a treatment for organ-transplant patients, may help people with severe inflammation of the colon. Most of the patients in a small drug trial improved so much that they did not have to have their colon removed...
Even so, cancer is hardly inevitable. For example, 50% of Americans will develop at least one precancerous polyp in their colon at some point, but only a fraction of such polyps will develop into aggressive tumors. Why? Usually it takes so long for colon cancer to unfold that most people end up dying of ! other causes. Indeed, contrary to popular perception, getting cancer is not at all easy. To begin with, a cell must accumulate mutations not in just one or two genes but in several. In the case of colon cancer, Dr. Bert Vogelstein and his colleagues at Baltimore...
...much higher risk of developing cancer than others, and at an earlier age. For them, heredity plays a major role. Over the past five months, competing teams at Johns Hopkins and Boston's Dana- Farber Cancer Institute have identified four new genes associated with a form of early onset colon cancer known to afflict particular families. These genes are carried by as many as 1 in every 200 Americans, making them the most common cause of cancer susceptibility yet discovered. In their normal form, these biological versions of computerized spelling checkers produce proteins that scoot along strands of replicating...
Grandpa's plight, however, is secondary to the fact that Cora is on this journey for herself. With the aid of her eccentric, truth-dispensing mother ("A clean colon does wonders for the will to live"), Cora come to the conclusion that "things did not always go as you planned, much less make a handy brand of the right kind of sense." We can only hope that this tidbit of knowledge will make her a better mother than she was grown...