Aging (senescent) cells, which stop dividing but don't die, can accumulate in the body over the years and fuel chronic inflammation that contributes to conditions such as cancer and degenerative disorders.
Mar 30, 2023
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Acetylcholine regulates blood flow, but the source of blood acetylcholine has been unclear. Now, researchers at Karolinska Institutet have discovered that certain T cells in human blood can produce acetylcholine, which may ...
Mar 30, 2023
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101
Scientists have long known that the complement cascade, a set of immune system proteins, protects against infection in the body. But in recent years, researchers have uncovered new roles for the system in the brain, including ...
Mar 30, 2023
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Neuroscientists have long assumed that neurons are greedy, hungry units that demand more energy when they become more active, and the circulatory system complies by providing as much blood as they require to fuel their activity.
Mar 29, 2023
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Cancer-associated genes called oncogenes are well known to stimulate cell growth and division—causing tumors to balloon and spread. But now, researchers at the Stanford School of Medicine and Sarafan ChEM-H have found that ...
Mar 24, 2023
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Women often talk about the struggles they face feeling pinched between family and work obligations. As a result, many have trouble getting enough quality sleep, managing stress and maintaining a healthy work-life balance. ...
Mar 23, 2023
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Researchers have developed a new type of neural implant that could restore limb function to amputees and others who have lost the use of their arms or legs.
Mar 22, 2023
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A new research paper titled "Age-related methylation changes in the human sperm epigenome" has been published in Aging.
Mar 21, 2023
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Plasmodium falciparum, the parasite that causes the deadliest form of malaria in humans, is a master evader, and has dodged all attempts at an effective and durable vaccine. Now, using a sophisticated method that characterizes ...
Mar 17, 2023
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The human immunodeficiency virus HIV-1 is able to infect various tissues in humans. Once inside the cells, the virus integrates its genome into the cellular genome and establishes persistent infections. The role of the structure ...
Mar 16, 2023
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