Do the flight or fight mechanisms triggered by responses to stress, diminish with age? And if so, is there a difference between biological and chronological ageing? Questions new research is answering.
Evolution
Dec 13, 2017
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18
In a new study, researchers from Uppsala University in Sweden, together with colleagues from the University of São Paulo, Brazil, have investigated the impact that a barren living environment for sows leaves on the next ...
Plants & Animals
May 26, 2023
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5
After a natural disaster like a big fire, countless helpers work together to get rid of debris, to build temporary shelters and to provide food for people in need. When a cell is exposed to dangerous environmental conditions ...
Cell & Microbiology
Mar 10, 2014
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0
Unlike cows that haven't ever had a run-in with wolves, ones that have can experience stress-related illnesses and have a harder time getting pregnant – meaning decreased profits for ranchers, according to a new study by ...
Plants & Animals
Mar 6, 2014
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0
(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are studying how watermelons grow from tiny flowers to plus-size, market-ready produce in only five weeks. Their findings have resulted in the first reported ...
Biotechnology
Dec 14, 2009
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0
Avian neuroscientists at the University of Arkansas System Division of Agriculture probing the neural pathways for stress response have identitifed a new structure of neurons in the poultry brain.
Plants & Animals
Oct 23, 2018
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5
Nearly all vital functions in the human body are regulated by so-called G protein-coupled receptors on the cell surface. These receptors thus serve as attractive drug targets to treat various diseases. Researchers have now ...
Biochemistry
Aug 24, 2022
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32
Sleep refreshes the brain and the body by inducing protective changes in gene expression. Sleep disturbance triggers a stress response that also turns on protective genes. It was unclear how sleep or sleep deprivation can ...
Biotechnology
May 5, 2022
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68
Just like people, cells get stressed too. A sudden drop in oxygen, overheating, or toxins can trigger a cascade of molecular changes that lead cells to stop growing, produce stress-protective factors, and form stress granules—proteins ...
Cell & Microbiology
Dec 14, 2020
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19
Environmental extremes driven by climate change create stresses in crops, and plant breeders are attempting to untangle the genetic factors that endow plants with tolerance to stress. A new study from Iowa State University ...
Plants & Animals
Aug 27, 2020
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28
