Alzheimer´s disease (AD) is the most common disease underlying memory problems and dementia in the elderly. One of the invariable pathologies in AD is degeneration of cholinergic synapses in brain cortex and hippocampus. ...
Feb 10, 2016
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118
An advance by UCLA neuroscientists could lead to a better understanding of astrocytes, a star-shaped brain cell believed to play a key role in neurological disorders like Lou Gehrig's, Alzheimer's and Huntington's disease.
Apr 4, 2018
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1405
A defective gene linked to autism influences how neurons connect and communicate with each other in the brain, according to a study from Washington University School of Medicine in St. Louis. Rodents that lack the gene form ...
Nov 2, 2017
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1219
The debate in sleep science has gone on for a generation. People and other animals sicken and die if they are deprived of sleep, but why is sleep so essential?
Feb 17, 2018
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198
Brains are like puzzles, requiring many nested and co-dependent pieces to function well. The brain is divided into areas, each containing many millions of neurons connected across thousands of synapses. These synapses, which ...
Apr 12, 2023
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414
For the first time, EMBL researchers have captured microglia pruning synaptic connections between brain cells. Their findings show that the special glial cells help synapses grow and rearrange, demonstrating the essential ...
Mar 26, 2018
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705
Insights into how a key chemical disrupts brain cells in a common type of dementia have been revealed by scientists.
Nov 20, 2017
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518
Neurons are connected to each other through synapses, sites where signals are transmitted in the form of chemical messengers. Reinhard Jahn, Director at the Max Planck Institute for Biophysical Chemistry in Göttingen, has ...
Sep 22, 2016
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7
What physical changes occur in the brain when a memory is made?
Jan 10, 2022
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303
When a high-fat diet causes us to become obese, it also appears to prompt normally bustling immune cells in our brain to become sedentary and start consuming the connections between our neurons, scientists say.
Nov 23, 2015
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533
