How astrocytes and perineuronal nets cooperate to sustain synaptic homeostasis

by Ingrid Fadelli , Medical XpressConfocal micrographs showing close association between Perineuronal nets (magenta) and astrocytes (green) in mouse cerebral cortex. Credit: Bhanu TewariSynapses are s

Updated on: August 08,2024

How astrocytes and perineuronal nets cooperate to sustain synaptic homeostasis

by Ingrid Fadelli , Medical XpressConfocal micrographs showing close association between Perineuronal nets (magenta) and astrocytes (green) in mouse cerebral cortex. Credit: Bhanu TewariSynapses are s

Updated on:August 08,2024

Neuroscientists use brain activity patterns to reveal thoughts of brain-injured patients

by Jeff Renaud,University of Western OntarioAdrian Owen (left) and Karnig Kazazian combine different neuroimaging methods to assess patients at the bedside in the first few days after their brai

Updated on: July 31,2024

Neuroscientists use brain activity patterns to reveal thoughts of brain-injured patients

by Jeff Renaud,University of Western OntarioAdrian Owen (left) and Karnig Kazazian combine different neuroimaging methods to assess patients at the bedside in the first few days after their brai

Updated on:July 31,2024

Immune exhaustion in myalgic encephalomyelitis/chronic fatigue syndrome and long COVID

byGriffith UniversityCredit: Griffith UniversityUnlocking the secrets behind immune exhaustion in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) and long COVID patients is at the ce

Updated on: November 13,2024

Immune exhaustion in myalgic encephalomyelitis/chronic fatigue syndrome and long COVID

byGriffith UniversityCredit: Griffith UniversityUnlocking the secrets behind immune exhaustion in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) and long COVID patients is at the ce

Updated on:November 13,2024

Different anxiety-related behaviors are mediated by different neural circuits and molecular mechanisms

by Zhejiang UniversityDRNvGluT3∩5-HT→BAPyrand DRNvGluT3∩5-HT→BAPVpathways differentially regulate anxiety-related behaviors. Credit: Zhejiang UniversityAnxiety is a common negative emotion

Updated on: February 03,2024

Different anxiety-related behaviors are mediated by different neural circuits and molecular mechanisms

by Zhejiang UniversityDRNvGluT3∩5-HT→BAPyrand DRNvGluT3∩5-HT→BAPVpathways differentially regulate anxiety-related behaviors. Credit: Zhejiang UniversityAnxiety is a common negative emotion

Updated on:February 03,2024

Severity of PTSD symptoms linked to decreased activity in hippocampus

by Society for NeuroscienceFear-potentiated startle interacts with hippocampal threat reactivity in predicting PTSD at two-weeks. Credit: Tanriverdi et al.,JNeurosci2022After a trauma

Updated on: February 03,2024

Severity of PTSD symptoms linked to decreased activity in hippocampus

by Society for NeuroscienceFear-potentiated startle interacts with hippocampal threat reactivity in predicting PTSD at two-weeks. Credit: Tanriverdi et al.,JNeurosci2022After a trauma

Updated on:February 03,2024

Understanding the how and why of preterm brain injury

by Rob Clancy,Hudson Institute of Medical ResearchRepresentative images of NeuN- and MAP2-positive cells in the cortical gray matter (cortex; Layer V) and caudate. Scale bar represents 50μ

Updated on: September 23,2024

Understanding the how and why of preterm brain injury

by Rob Clancy,Hudson Institute of Medical ResearchRepresentative images of NeuN- and MAP2-positive cells in the cortical gray matter (cortex; Layer V) and caudate. Scale bar represents 50μ

Updated on:September 23,2024

Alzheimer's disease is composed of four distinct subtypes

by Lund UniversityCredit: Unsplash/CC0 Public DomainAlzheimer's disease is characterized by the abnormal accumulation and spread of the tau protein in the brain. An international study can no

Updated on: April 16,2024

Alzheimer's disease is composed of four distinct subtypes

by Lund UniversityCredit: Unsplash/CC0 Public DomainAlzheimer's disease is characterized by the abnormal accumulation and spread of the tau protein in the brain. An international study can no

Updated on:April 16,2024

Important signs of blood clots in the lungs missed in patients with dementia

by University of California, Los AngelesCredit: Pixabay/CC0 Public DomainPatients with dementia who had signs and risk factors of a pulmonary embolism, or a blood clot in the lungs, were much les

Updated on: May 09,2024

Important signs of blood clots in the lungs missed in patients with dementia

by University of California, Los AngelesCredit: Pixabay/CC0 Public DomainPatients with dementia who had signs and risk factors of a pulmonary embolism, or a blood clot in the lungs, were much les

Updated on:May 09,2024

Study maps brain wave disruptions affecting memory recall

by UT Southwestern Medical CenterTheta oscillations—brain waves associated with encoding memories—lessen in intensity with administration of a drug called scopolamine, according to a study by UT

Updated on: March 02,2024

Study maps brain wave disruptions affecting memory recall

by UT Southwestern Medical CenterTheta oscillations—brain waves associated with encoding memories—lessen in intensity with administration of a drug called scopolamine, according to a study by UT

Updated on:March 02,2024

Depression in Alzheimer's has different risk factors than depression in those without dementia

by University of BristolGDS trajectory analysis in NACC (A). Individuals with persistent depressive symptoms during follow-up (group 5) appeared to have more apathy (C), anxiety (D), and NPI rate

Updated on: April 20,2024

Depression in Alzheimer's has different risk factors than depression in those without dementia

by University of BristolGDS trajectory analysis in NACC (A). Individuals with persistent depressive symptoms during follow-up (group 5) appeared to have more apathy (C), anxiety (D), and NPI rate

Updated on:April 20,2024

Eli Lilly changes outcome goals in Alzheimer's drug study

by Linda A. JohnsonEli Lilly said Tuesday that it's changed the outcome goals for a late-stage patient study of its closely watched experimental drug for Alzheimer's disease, solanezumab.The E

Updated on: February 28,2024

Eli Lilly changes outcome goals in Alzheimer's drug study

by Linda A. JohnsonEli Lilly said Tuesday that it's changed the outcome goals for a late-stage patient study of its closely watched experimental drug for Alzheimer's disease, solanezumab.The E

Updated on:February 28,2024

Constipation may be a marker for dementia risk

by Amy NortonChronic constipation may not only be an indicator of gut health, but a potential warning sign of thinking declines, a preliminary study suggests.Researchers found that among more than 110

Updated on: April 29,2024

Constipation may be a marker for dementia risk

by Amy NortonChronic constipation may not only be an indicator of gut health, but a potential warning sign of thinking declines, a preliminary study suggests.Researchers found that among more than 110

Updated on:April 29,2024