Seemingly Suicidal Stunt Is Normal Rite Of Passage For Immune Cells

Researchers have shown that self-induced breaks in the DNA of immune cells known as lymphocytes activate genes that cause the cells to travel from where they're made to where they help the body fight invaders. The new finding is the first to link such serious DNA damage to activation of genes not directly involved in the cells' attempts to either fix the harm or self-destruct to stop themselves from becoming cancerous.

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