Manipulating stress response in cells could help slow down aging

Scientists at Nanyang Technological University, Singapore (NTU Singapore) have found that a stress response in cells, when "switched on" at a post-reproductive age, could be the key to slow down aging and promote longevity.

Stressed in space

Living in space is a wonderful experience but it can take its toll on an astronaut's body – half of astronauts return with weaker immune systems from the International Space Station. ESA astronaut and medical doctor André ...

Molecules form gels to help cells sense and respond to stress

A specific protein inside cells senses threatening changes in its environment, such as heat or starvation, and triggers an adaptive response to help the cell continue to function and grow under stressful conditions, according ...

Study shows some Gulf dolphins severely ill

Bottlenose dolphins in Barataria Bay, Louisiana, are showing signs of severe ill health, according to NOAA marine mammal biologists and their local, state, federal and other research partners.

A tool to measure stress hormone in birds -- feathers

When faced with environmental threats like bad weather, predators or oil spills, wild birds secrete a hormone called corticosterone. Traditionally, researchers have analyzed blood samples to detect corticosterone levels in ...

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