The Canadian Rocky Mountains were formed when the North American continent was dragged westward during the closure of an ocean basin off the west coast and collided with a microcontinent …read more Source:: Science
Day: June 6, 2019
How old are your organs? To scientists’ surprise, organs are a mix of young and old cells
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•Scientists once thought that neurons, or possibly heart cells, were the oldest cells in the body. Now, researchers have discovered that the mouse brain, liver and pancreas contain populations of …read more Source:: Science
Ultimate destiny: How undifferentiated cells commit to their biological fate
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•A new study using mouse neural crest tissue reveals how primitive, undifferentiated cells choose their adult fate. The findings help explain how some neural crest cells become craniofacial cells, while …read more Source:: Science
Danger avoidance can be genetically encoded for four generations, say biologists
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•Researchers have discovered that learned behaviors can be inherited for multiple generations in C. elegans, transmitted from parent to progeny via eggs and sperm cells. …read more Source:: Science
New study identifies molecular aging ‘midlife crisis’
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•Research provides a possible new reason why human disease burden increases so sharply from the sixth decade of life onward as health-protective mechanisms disappear. …read more Source:: Science