How dopaminergic systems in fruit flies create reward-seeking behaviors despite adverse consequences

by Bob Yirka , Medical XpressReward DAN activity reduces subsequent need seeking. a, Left, schematics and experimental protocol. Right, starved flies trained with 0273-neuron activation (orange) disre

Updated on: January 11,2024 16

How dopaminergic systems in fruit flies create reward-seeking behaviors despite adverse consequences

by Bob Yirka , Medical XpressReward DAN activity reduces subsequent need seeking. a, Left, schematics and experimental protocol. Right, starved flies trained with 0273-neuron activation (orange) disre

Updated on:January 11,2024 16

Early signs of Alzheimer's: Most older adults see the value of screening but haven't been tested

by University of MichiganFamiliarity with, and experience with, cognitive testing and Alzheimer's biomarker testing among adults age 65-80. Credit: University of MichiganSome 80% of older adu

Updated on: April 18,2024 19

Early signs of Alzheimer's: Most older adults see the value of screening but haven't been tested

by University of MichiganFamiliarity with, and experience with, cognitive testing and Alzheimer's biomarker testing among adults age 65-80. Credit: University of MichiganSome 80% of older adu

Updated on:April 18,2024 19

Researchers discover a protein that stimulates optic nerve regeneration

by Kim Krieger,University of ConnecticutThe image on the left (A) shows four optic nerves that have been crushed. Live nerve tissue glows green in this image, while damaged nerve tissue is dark.

Updated on: March 28,2024 0

Researchers discover a protein that stimulates optic nerve regeneration

by Kim Krieger,University of ConnecticutThe image on the left (A) shows four optic nerves that have been crushed. Live nerve tissue glows green in this image, while damaged nerve tissue is dark.

Updated on:March 28,2024 0

Stem cell research sheds light on new 'molecular road' to Alzheimer's disease

Stem cell research sheds light on new 'molecular road' to Alzheimer's diseasebyMass General BrighamCredit: Pixabay/CC0 Public DomainAlzheimer's disease (AD) varies widely in its

Updated on: October 28,2023 5

Stem cell research sheds light on new 'molecular road' to Alzheimer's disease

Stem cell research sheds light on new 'molecular road' to Alzheimer's diseasebyMass General BrighamCredit: Pixabay/CC0 Public DomainAlzheimer's disease (AD) varies widely in its

Updated on:October 28,2023 5

Could loss of smell from COVID-19 create future 'dementia wave?'

byAmerican Physiological SocietyCredit: Unsplash/CC0 Public DomainA review of studies about the effect of SARS-CoV-2—the virus that causes COVID-19—on the olfactory system introduces questions a

Updated on: January 21,2024 17

Could loss of smell from COVID-19 create future 'dementia wave?'

byAmerican Physiological SocietyCredit: Unsplash/CC0 Public DomainA review of studies about the effect of SARS-CoV-2—the virus that causes COVID-19—on the olfactory system introduces questions a

Updated on:January 21,2024 17

Estrogen therapy's effect on Alzheimer's needs more study, say researchers

by Jim Schnabel,Cornell UniversityMeta-analysis of randomized, placebo-controlled trials of HT effects on dementia risk. Meta-analysis of randomized placebo-controlled trials investigating the r

Updated on: June 06,2024 8

Estrogen therapy's effect on Alzheimer's needs more study, say researchers

by Jim Schnabel,Cornell UniversityMeta-analysis of randomized, placebo-controlled trials of HT effects on dementia risk. Meta-analysis of randomized placebo-controlled trials investigating the r

Updated on:June 06,2024 8

Brain connectivity found to be disrupted in schizophrenia

byElsevierBrain areas with the greatest difference between individuals with and without schizophrenia, with a pronounced negative effect in visual areas of the brain. Credit:Biological Psy

Updated on: January 11,2024 18

Brain connectivity found to be disrupted in schizophrenia

byElsevierBrain areas with the greatest difference between individuals with and without schizophrenia, with a pronounced negative effect in visual areas of the brain. Credit:Biological Psy

Updated on:January 11,2024 18

Preventive treatment for Alzheimer's and Parkinson's disease

by Fraunhofer-GesellschaftSemi-automatically generated biochemical networks help researchers map out and recognize connections. Credit: Fraunhofer SCAIA diagnosis of Alzheimer's disease is de

Updated on: April 08,2024 17

Preventive treatment for Alzheimer's and Parkinson's disease

by Fraunhofer-GesellschaftSemi-automatically generated biochemical networks help researchers map out and recognize connections. Credit: Fraunhofer SCAIA diagnosis of Alzheimer's disease is de

Updated on:April 08,2024 17

The therapeutic window for Angelman syndrome patients may be broader than previously reported

by Texas Children's HospitalUbe3amRNA is diminished in the brain of a new maternalUbe3aknockout mouse but remains in a previously generated Angelman syndrome mouse model. (A) Sch

Updated on: January 21,2024 7

The therapeutic window for Angelman syndrome patients may be broader than previously reported

by Texas Children's HospitalUbe3amRNA is diminished in the brain of a new maternalUbe3aknockout mouse but remains in a previously generated Angelman syndrome mouse model. (A) Sch

Updated on:January 21,2024 7

Study unveils organizational complexity of the prefrontal cortex and neuron subtypes regulating chronic pain

by Ingrid Fadelli , Medical XpressOrganization of PFC neurons and transcriptional impact on each subtype under chronic pain state. A. Molecular and spatial identity of each neuronal subtype within PFC

Updated on: January 10,2024 11

Study unveils organizational complexity of the prefrontal cortex and neuron subtypes regulating chronic pain

by Ingrid Fadelli , Medical XpressOrganization of PFC neurons and transcriptional impact on each subtype under chronic pain state. A. Molecular and spatial identity of each neuronal subtype within PFC

Updated on:January 10,2024 11

Research strengthens link between Epstein-Barr virus and multiple sclerosis

by Claes Björnberg,Umea UniversityCredit: Pixabay/CC0 Public DomainMany risk factors for multiple sclerosis (MS), which causes damage to the central nervous system, have been identified. However

Updated on: January 10,2024 6

Research strengthens link between Epstein-Barr virus and multiple sclerosis

by Claes Björnberg,Umea UniversityCredit: Pixabay/CC0 Public DomainMany risk factors for multiple sclerosis (MS), which causes damage to the central nervous system, have been identified. However

Updated on:January 10,2024 6

Gantenerumab does not slow clinical decline in early Alzheimer disease, research finds

by Elana GotkineThe use of gantenerumab leads to lower amyloid plaque burden at 116 weeks, but is not associated with slower clinical decline among patients with early Alzheimer disease, according to

Updated on: February 24,2024 18

Gantenerumab does not slow clinical decline in early Alzheimer disease, research finds

by Elana GotkineThe use of gantenerumab leads to lower amyloid plaque burden at 116 weeks, but is not associated with slower clinical decline among patients with early Alzheimer disease, according to

Updated on:February 24,2024 18