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

Could a computer diagnose Alzheimer's disease and dementia?

by Gina Mantica,Boston UniversityCredit: Pixabay/CC0 Public DomainIt takes a lot of time—and money—to diagnose Alzheimer's disease. After running lengthy in-person neuropsychological exams,

Updated on: June 18,2024

Could a computer diagnose Alzheimer's disease and dementia?

by Gina Mantica,Boston UniversityCredit: Pixabay/CC0 Public DomainIt takes a lot of time—and money—to diagnose Alzheimer's disease. After running lengthy in-person neuropsychological exams,

Updated on:June 18,2024

Small brains can accomplish big things, according to new theoretical research

Small brains can accomplish big things, according to new theoretical researchbyHoward Hughes Medical InstituteA biological attractor network overcomes hypothesized limitations of discreteness. C

Updated on: October 18,2024

Small brains can accomplish big things, according to new theoretical research

Small brains can accomplish big things, according to new theoretical researchbyHoward Hughes Medical InstituteA biological attractor network overcomes hypothesized limitations of discreteness. C

Updated on:October 18,2024

When does the brain process reward and risk? Neuroscientists test a computational model

by Cynthia Eller,California Institute of TechnologyNeural activity in a region of the brain called the anterior insula could utilize a representation of RePE to then decode RiPE at a later time.

Updated on: March 28,2024

When does the brain process reward and risk? Neuroscientists test a computational model

by Cynthia Eller,California Institute of TechnologyNeural activity in a region of the brain called the anterior insula could utilize a representation of RePE to then decode RiPE at a later time.

Updated on:March 28,2024

Alzheimer's breakthrough: Two short strings of amino acids could pave the way to new treatments

by Ryan O'byrne,University of AlbertaU of A neurologist Jack Jhamandas led a team that found a new treatment significantly improved memory in mice with Alzheimer's disease. The researche

Updated on: April 18,2024

Alzheimer's breakthrough: Two short strings of amino acids could pave the way to new treatments

by Ryan O'byrne,University of AlbertaU of A neurologist Jack Jhamandas led a team that found a new treatment significantly improved memory in mice with Alzheimer's disease. The researche

Updated on:April 18,2024

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

Unlocking how the new Alzheimer's drug lecanemab works

by Rockefeller UniversityA false-color SEM image of a fibrin blood clot before and after the buildup of amyloid-beta proteins called protofibrils. Credit: Pradeep Singh, PhD; Images collected at

Updated on: March 02,2024

Unlocking how the new Alzheimer's drug lecanemab works

by Rockefeller UniversityA false-color SEM image of a fibrin blood clot before and after the buildup of amyloid-beta proteins called protofibrils. Credit: Pradeep Singh, PhD; Images collected at

Updated on:March 02,2024

Closed-eye imaging can track wakefulness, awareness and pain in unresponsive conditions

byTel-Aviv UniversityPupillary light reflex (PLR) assessment in open-eye and closed-eye conditions. Credit:Communications Medicine(2024). DOI: 10.1038/s43856-024-00572-1A new technol

Updated on: September 23,2024

Closed-eye imaging can track wakefulness, awareness and pain in unresponsive conditions

byTel-Aviv UniversityPupillary light reflex (PLR) assessment in open-eye and closed-eye conditions. Credit:Communications Medicine(2024). DOI: 10.1038/s43856-024-00572-1A new technol

Updated on:September 23,2024

Estrogen patch in newly postmenopausal women may reduce Alzheimer's risk

by Mayo ClinicCredit: Mayo ClinicCan estrogen preserve brain function and decrease the risk of Alzheimer's disease when given early in menopause? Newly postmenopausal women who received estro

Updated on: May 13,2024

Estrogen patch in newly postmenopausal women may reduce Alzheimer's risk

by Mayo ClinicCredit: Mayo ClinicCan estrogen preserve brain function and decrease the risk of Alzheimer's disease when given early in menopause? Newly postmenopausal women who received estro

Updated on:May 13,2024

How different flavors of inhibition save the day

by Irina Epstein,Max Planck SocietyCredit: Pixabay/CC0 Public DomainDuring development, lack of sensory experience elicits powerful plasticity mechanisms that alter brain circuitry. Many inhibit

Updated on: February 03,2024

How different flavors of inhibition save the day

by Irina Epstein,Max Planck SocietyCredit: Pixabay/CC0 Public DomainDuring development, lack of sensory experience elicits powerful plasticity mechanisms that alter brain circuitry. Many inhibit

Updated on:February 03,2024

Are the olfactory responses of patients in a coma or vegetative state signs of consciousness?

by Ingrid Fadelli , Medical XpressBehavioral results and global connectivity among HCs, ORES, and N-ORES. (A) The proportion of olfactory response among MCS and VS/UWS patients. A relationship was obs

Updated on: February 03,2024

Are the olfactory responses of patients in a coma or vegetative state signs of consciousness?

by Ingrid Fadelli , Medical XpressBehavioral results and global connectivity among HCs, ORES, and N-ORES. (A) The proportion of olfactory response among MCS and VS/UWS patients. A relationship was obs

Updated on:February 03,2024

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