Each of our cells has an energy furnace, and it is called a mitochondrion. A Northwestern University-led research team now has identified a new mode of timekeeping that involves priming the cell's furnace to properly use ...
Cell & Microbiology
Sep 19, 2013
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0
A coherent pathway which starts from no more than rocks, water and carbon dioxide and leads to the emergence of the strange bio-energetic properties of living cells, has been traced for the first time in a major hypothesis ...
Biotechnology
Dec 20, 2012
5
0
When nature performs chemical reactions to create energy-rich compounds from simple molecules, it requires energy. So far, it has not been possible to use human-made electricity to drive these biochemical processes.
Cell & Microbiology
Aug 16, 2023
0
71
(Phys.org) —Researchers have developed a new approach to simulating the energetic processes that may have led to the emergence of cell metabolism on Earth – a crucial biological function for all living organisms.
Biochemistry
Mar 12, 2014
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(PhysOrg.com) -- An artificial foot that recycles energy otherwise wasted in between steps could make it easier for amputees to walk, its developers say.
Engineering
Feb 17, 2010
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A new study finds polar bears in the wild have higher metabolic rates than previously thought, and as climate change alters their environment a growing number of bears are unable to catch enough prey to meet their energy ...
Ecology
Feb 1, 2018
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240
Stress is a major risk factor for a range of psychopathologies. However, stress does not affect everyone equally: in the face of sustained adversity, some people develop depression symptoms while others adapt and remain resilient. ...
Cell & Microbiology
Jul 13, 2017
1
133
Every day, about one quadrillion gallons of water are silently pumped from the ground to the treetops. Earth's plant life accomplishes this staggering feat using only sunlight. It takes energy to lift all this liquid, but ...
Earth Sciences
Sep 7, 2022
0
655
How did the first chemical reactions get started at the origin of life and what was their source of energy? Researchers at the Heinrich Heine University Düsseldorf (HHU) have reconstructed the metabolism of the last universal ...
Cell & Microbiology
Dec 13, 2021
0
67
(Phys.org) —A team of researchers in China has added fluorescence to proteins inside the muscle cells of nematodes to monitor metabolic activity in the mitochondria. In so doing, they have found a link between the frequency ...
