Neuropeptides play fundamental roles in modulating cellular and circuit functions within the brain. One such signaling molecule—orexin—regulates arousal and wakefulness, and its failure can lead to constant daytime sleepiness ...
Feb 10, 2022
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Recent research has shown that there are new cells that develop in the heart, but how these cardiac cells are born and how frequently they are generated remains unclear. In new research from Brigham and Women's Hospital (BWH), ...
Dec 5, 2012
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Parkinson's disease is a neurodegenerative disease that affects dopamine signaling neurons in patients' brains. Cell-replacement therapy shows some promise as a treatment for Parkinson's. A recent paper in the journal Molecular ...
Aug 23, 2018
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Neural development involves the proliferation and migration of immature neurons, followed by their differentiation into the multiple cell types that make up the nervous system. These processes are poorly understood but are ...
Nov 29, 2013
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Here's the big question in modern neuroscience: how does structure and activity in the brain relate to function? One of the major ways neuroscientists study the dynamics of those relationships is by measuring neural activity ...
Jun 22, 2020
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Princeton University researchers have created "souped up" versions of the calcium-sensitive proteins that for the past decade or so have given scientists an unparalleled view and understanding of brain-cell communication.
Jul 25, 2013
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The human brain contains approximately 86 billion neurons and 600 trillion synapses that exchange signals between the neurons to help us control the various functions of the brain, including cognition, emotion, and memory. ...
Jan 18, 2024
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A comparison of two key research tools used by immunologists to study different types of T-cell receptor signals has identified important features of existing technologies that could allow scientists to better understand ...
Nov 4, 2020
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Learning and memory are crucial aspects of everyday life. When we learn, our neurons use chemical and molecular signals to change their shapes and strengthen connections between neurons, a process known as synaptic plasticity. ...
Mar 9, 2017
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Two years ago, a new type of stem cell was discovered in the brain that has the capacity to form new cells. The same research group at Lund University in Sweden has now revealed that these stem cells, which are located in ...
May 27, 2014
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