Scientists Just Discovered A Contagious Cancer In A Catfish, The Fourth Known To Science. Meet The Other Three

Scientists have identified a contagious melanoma in brown bullhead fish, marking the fourth known instance of transmissible cancer in nature. This discovery suggests that transmissible cancers may be more prevalent across diverse species than previously understood.
Why it matters
Understanding how cancer cells jump between individuals provides critical insights into evolutionary biology and potential new pathways for cancer treatment and prevention.
Science Scientists Just Discovered A Contagious Cancer In A Catfish, The Fourth Known To Science. Meet The Other Three By John Drake ,
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