MeSH tree: A08.186.211.132.659.413
When faced with multiple food options and ultimately choosing one, the factors of that decision-making process may be more physiological than previously assumed. A group of scientists led by Pennington Biomedical Research ...
Feb 26, 2025
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Neuroscientists have new insights into why previous experiences influence future behaviors. Experiments in mice reveal that personal history, especially stressful events, influences how the brain processes whether something ...
Feb 13, 2025
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In the second world war, the physician Henry Beecher observed that some of his soldier patients, despite being injured on the battlefield, required no strong painkillers to manage their pain. In some cases, the injury was ...
Feb 10, 2025
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Like humans, mice will compete over territory and mates, and show increased confidence in their fighting skills the more they win. At first, a brain chemical called dopamine is essential for young males to master this behavior. ...
Jan 22, 2025
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Researchers from Xi'an Jiaotong University and collaborating institutions in China have identified sexually dimorphic dopamine (DA) circuits in the brain that influence sociosexual preferences in mice. They found innate preferences ...
Under stress, animals change their behavior, such as through "fight or flight" or "freezing" response. Simultaneously, physiological responses essential for stress adaptation are triggered in the body. Cardiovascular regulation, ...
Dec 9, 2024
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A research group led by Prof. Cai Xinxia from the Aerospace Information Research Institute (AIR) of the Chinese Academy of Sciences developed a new method for fabricating high-precision, low-curvature microelectrode arrays ...
Nov 29, 2024
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Within the human brain, movement is coordinated by a brain region called the striatum, which sends instructions to motor neurons in the brain. Those instructions are conveyed by two pathways, one that initiates movement ("go") ...
Oct 23, 2024
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A study that used a specialized type of magnetic resonance imaging (MRI)--neuromelanin-sensitive MRI-- has shown that this type of MRI signal was increased in regions of the midbrain in young adults ages 20 to 24 who had ...
Oct 16, 2024
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Researchers at the University of Tsukuba investigated the neural mechanisms underlying the behavioral transition from the sexually receptive estrus stage to the non-receptive phase, as part of the hormone-dependent behavioral ...
Oct 15, 2024
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