This suggests that the evolutionary pressure to conserve these resistance genes has existed for millions of years—not just since antibiotics were first used to treat disease
The findings are based on the largest genome-wide association meta-analysis and replication study to date mapping and comparing the genetics of more than 105,000 light and heavy social drinkers
But surprising new Northwestern Medicine research on the brains of individuals 90 years and older who had superior memories until their deaths revealed widespread and dense Alzheimer’s plaques and tangles