Monday, March 2, 2026

Scientists discover the genetic switch that keeps your organs healthy

Scientists have uncovered a powerful genetic switch that helps some of the body’s most important immune cells grow up properly and keep our organs healthy. The switch, called MafB, guides immature precursor cells as they develop into macrophages, the body’s clean-up and repair crew that removes pathogens, clears debris, recycles iron, and supports tissue function. When MafB is missing, these cells remain stuck in an underdeveloped state and cannot fully carry out their protective roles.

from Top Health News -- ScienceDaily https://ift.tt/5aG8wCq

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Ancient DNA reveals plague was already killing humans 5,500 years ago

Plague was already a deadly killer 5,500 years ago, long before cities, farming, or the rat-infested conditions usually linked to historic o...