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  Risks of BRCA Gene Mutations A mutation in one of the BRCA genes can put you at higher risk for: “The genes work well even when there’s only one copy,” Garber says. “But if there is only one copy and something happens to damage that copy in a breast, an ovary, a pancreas or a prostate, then that cell that no longer has any working BRCA gene is no longer normal, and it can become a cancer cell.” Why in the breast, ovary, prostate and pancreas more than other genes? “I don’t think anybody knows that,” Garber adds. “The BRCA1 gene gives a high risk of breast cancer and ovarian cancer and a much lower risk of either pancreas or prostate cancer,” Garber says. “BRCA2 gives lower risk of ovarian cancer and a much higher risk relative to BRCA1 of pancreas and particularly prostate cancer.”

  Alibaba's U.S.-listed shares rose 3.2% premarket after the news. Shares in a number of other Chinese AI technology companies have soared in the past few days due to investor excitement over Open.Ai's ChatGPT, which can generate articles, essays and jokes in response to prompts and has been rated the fastest-growing consumer app in history. Shares in Chinese search engine giant Baidu jumped by 15% on Tuesday after it said it planned to complete testing of its "Ernie bot" in March. Google owner Alphabet Inc is also planning its own chatbot service and said it will use more artificial intelligence for its search engine. Microsoft, which owns Open.AI, plans to tie ChatGPT in with its search engine Bing. On Wednesday, another Chinese tech group JD.com said it was looking to integrate some methods and technology similar to ChatGPT's into some of its products, such as its e-commerce platform's customer service. A source familiar with NetEase told Reuters that the C...