Diseases

By activating a cancer suppressor gene, a small molecule called nutlin-3a can block cancer cell division, according to researchers at the National Cancer Institute (NCI), part of the National Institutes of Health. This activation of the p53 gene leads to cellular senescence, a process by which cells lose their ability to grow and divide.

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The numbers are staggering. But, even more shocking is a new study by an Australian neurosurgeon. He says ten years of cell phone use can double your risk of a brain tumor.

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Bowel cancer is frequently not detected until the disease is well-established, sharply reducing the chances of successful treatment.

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A Johnson & Johnson foot gel used by diabetics may increase the risk of cancer and death, U.S. health officials said on Thursday in announcing an investigation into the issue.

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Taking high doses of vitamin E supplements can increase the risk of lung cancer, research suggests.

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NEW YORK (Reuters Health) - A new study suggests that women who eat diets rich in meat and dairy may have a decreased risk of breast cancer, while those who bulk up on fiber, fruits and vegetables show a lower risk of ovarian cancer.

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A stressful life may make it tougher to fight the virus which causes the majority of cervical cancer cases, say scientists.

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Siegal Sadetzki, a physician, epidemiologist and lecturer at Tel Aviv University, has published a study of heavy users of cell phones and their likelihood of getting a particular form of cancer.

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It's blood, not saliva, that carried the virus because in at least two of the cases the infected mothers had bleeding gums or mouth sores, according to investigators at the U.S. Centers for Disease Control and Prevention.

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That risk shot up to over 900% in patients who had the genetic variants and a family history, accounting for nearly half of the prostate cancer cases in the study.

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If this were true, a protein-rich diet, Dr Daniela Delneri said, might increase the effect of anti-cancer drugs, whereas not eating enough protein could do the reverse.

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"Previous studies suggest that only women who use these hormones for at least 5 years have an increase in breast cancer risk, but none have evaluated how shorter durations of use impact risk of lobular breast cancer," lead author Dr. Christopher I. Li told Reuters Health.

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According to research published in the journal Cancer Investigation, a U.S. team has found that women with breast cancer secrete particular proteins into the saliva that can be picked up by a test.

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By DENISE GRADY
Published: January 8, 2008

Four years ago, my sister found out she had two types of cancer at the same time. It was like being hit by lightning — twice.

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A protein called Tes is able to block a second protein, Mena, from helping cancer cells "crawl" away from the initial tumour.

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