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pericytes

·January 26, 2023·4 min read

Special Vascular Cells Adjust Blood Flow in Brain Capillaries Based on Local Energy Needs

Researchers identified a specific type of cell that sits on top of the brain's smallest blood vessels that sense when their region of the brain is in need of energy.

This shows the covid-19 structure and a blood vessel

Featured Neurology Neuroscience

·July 18, 2021·4 min read

3D ‘Assembloid’ Shows How COVID-19 Infects Brain Cells

A newly created stem cell model demonstrates a potential route of entry of the COVID-19 virus, SARS_CoV_2, into the human brain.

Featured Genetics Neurology Neuroscience

·March 18, 2021·4 min read

Could Leak in Blood-Brain Barrier Be Cause of Poor Memory?

Researchers investigate the role the blood-brain barrier may play in age-related memory problems.

Featured Neuroscience

·February 18, 2021·7 min read

Light and Genetic Probes Untangle Dynamics of Brain Blood Flow

Researchers use two-photon imaging and optogenetics to isolate and study brain capillaries in animal models.

Featured Neurology Neuroscience

·July 12, 2019·3 min read

Healthy blood vessels may be the answer to Alzheimer’s prevention

Damaged capillaries in the brain may set the stage for the development of Alzheimer's disease, years before symptoms appear.

Featured Neuroscience

·June 24, 2019·3 min read

Certain cells secrete a substance in the brain that protects neurons

Vascular cell loss results in neuron loss, researchers report. However, pericytes secrete a substance that helps protect neurons, even when vascular cell degeneration begins to occur.

Featured Neurology Neuroscience

·June 23, 2019·2 min read

Squeezing of blood vessels may contribute to cognitive decline in Alzheimer’s

Capillary constriction caused by amyloid beta restricts cerebral blood flow in mouse models of Alzheimer's disease. Inhibiting the capillary constriction may potentially reduce some of the neurodegenerative features of Alzheimer's.