In the brain, neurons communicate via neurotransmitters, which trigger electrical signals in downstream neurons by binding and activating specific receptors. Neurotransmitters are released through the fusion of synaptic vesicles, ...
Jun 6, 2023
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What it means to be conscious is more than just a philosophical question. Researchers continue to investigate how conscious experience arises from the electrochemical activity of the human brain. The answer has important ...
Jan 5, 2023
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Just like the hypertension that people develop when their blood pressure increases, the increase of blood pressure in the main vein that supplies blood to the liver, called the portal vein, is also a dangerous situation. ...
May 31, 2022
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Newly released Australian Bureau of Statistics (ABS) data show people living in poverty or disadvantage are three times more likely to die from COVID than the wealthy.
Feb 21, 2022
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A retrospective study led by researchers from Penn Medicine found that with MitraClip for treatment of secondary mitral regurgitation (MR), a heart disease associated with problems in the left ventricle, there was no negative ...
Apr 19, 2021
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While the rich get thinner, the poorest pile on the pounds. What accounts for this "social gradient," which results in obesity being most prevalent among the least well-off? The pleasure – tinged with guilt and anxiety ...
Aug 21, 2018
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(Medical Xpress)—It has been said that the heart sometimes sees what is invisible to the eye, but thanks to four Rice University mathematics students, the echocardiograms of patients at Texas Children's Hospital (TCH) in ...
Apr 10, 2013
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While the wooly musk ox may like it cold, fruit flies definitely do not. They like it hot, or at least warm. In fact, their preferred optimum temperature is very similar to that of humans—76 degrees F.
Jan 29, 2013
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Interstitial fluid flow is closely related to drug delivery and distribution, playing a crucial role in their therapeutic effects on tumors. However, few non-invasive measurement methods are available for measuring low-velocity ...
Dec 12, 2023
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22 May 2013, Paris, France: The Lotus Valve, a second-generation transcatheter aortic valve implantation (TAVI) device, was successfully implanted in all of the first 60 patients in results from REPRISE II reported at EuroPCR ...
May 23, 2013
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