DNA Repair Is High In The Heart But Nonexistent In The Brain
Monday, February 16, 2015 - 17:10
in Biology & Nature
Nova Southeastern University (NSU) researchers recently discovered that, contrary to prior belief, tissues of different mammalian organs have very different abilities to repair damage to their DNA. These new findings indicate that the heart has the greatest capacity to repair its DNA, followed by the intestines, kidneys, spleen, testes, and lungs. The brain, however, exhibited no ability to repair damage to its DNA. These studies were performed in murine cell tissue culture, but, based on previous human studies performed by the same investigators, such "tissue specificity" is true of humans, as well. read more