As we age, our muscles gradually become smaller, weaker and less able to heal after injury. In a new study, UPMC and University of Pittsburgh researchers pinpoint an important mediator of youthfulness in mouse muscle, a discovery ...
Dec 6, 2021
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Some of the most important tools in the toolbox of modern cell biologists are special chunks of DNA that act like spies, reporting on the cell's function. The markers, known as reporter genes, allow researchers to get a sense ...
Sep 27, 2019
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(Medical Xpress)—As principal transformers of bacteria, organelles, synapses, and cells, vesicles might be said to be the stuff of life. One need look no further than the rapid rise to prominence of The international Society ...
Pound for pound, the brain consumes vastly more energy than other organs, and, puzzlingly, it remains a fuel-guzzler even when its neurons are not firing signals called neurotransmitters to each other. Now researchers at ...
Dec 3, 2021
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(Medical Xpress)—Neurons have developed elaborate mechanisms for transporting critical components, like transmitter-laden vesicles, down their axons to the synaptic terminations. An axon in a blue whale may be several meters ...
Cancer immunotherapy—efforts to better arm a patient's own immune system to attack tumors—has shown great potential for treating some cancers. Yet immunotherapy doesn't work for everyone, and some types of treatment can ...
Dec 4, 2018
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In our body, we have both an innate immune system and an immune system that is developed throughout life. Part of the innate immune system consists of so-called NK cells. This is a type of immune cell that specializes in ...
Jan 20, 2023
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A new mechanism that slows down and may even prevent the natural aging of immune cells—one of the nine hallmarks of aging—has been identified by an international team led by UCL scientists.
Sep 15, 2022
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A new study led by the University of Westminster shows that removing small genetic parts of our genomes called microRNAs from triple negative breast cancer cells can reverse its spread.
Feb 5, 2021
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A research team based at the University of Ottawa and The Ottawa Hospital has developed a virus that infects and kills cancer cells without harming normal cells, while also sending out signals to prepare nearby uninfected ...
Apr 11, 2022
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