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Your Cat May Be The Secret Weapon Against Breast Cancer

Scientists have long known that cats share their homes, their routines, and their daily environmental exposure with their owners, but a landmark new study has revealed they may also share something far more surprising: a potential key to fighting breast cancer. An international research team conducted the world’s first large-scale genetic analysis of cancer in domestic cats, examining tumor samples from nearly 500 pet cats across five countries and comparing the results against what is already known about human cancers. The findings, published in the journal Science, uncovered striking genetic similarities between feline mammary tumors and human breast cancer, centered on a gene called FBXW7 that appeared mutated in more than half of all cat mammary tumors studied, a pattern that closely mirrors the changes already linked to worse outcomes in human breast cancer patients. The overlap between the two species was something even the researchers described as genuinely impossible to ignore.

The discovery extends well beyond shared genetics alone, and that is where it gets especially exciting. Researchers found that certain chemotherapy drugs were significantly more effective on cat tumor samples carrying the FBXW7 mutation, a result that could open entirely new treatment pathways for both animals and people at the same time. Because cats live inside our homes, breathe the same air, eat similar foods, and absorb many of the same household chemicals as their owners, scientists believe the underlying causes of some cancers may genuinely overlap between species in ways that have never been explored at this scale before. The study also produced the world’s first freely accessible database of feline cancer genetics, giving researchers everywhere a new foundation to build on, and scientists say the domestic cat has quietly become one of the most unexpected partners humanity has in the long fight against cancer.

Source: https://scitechdaily.com/household-cats-could-hold-the-secret-to-fighting-breast-cancer/

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