Latest

major depressive disorder

·January 28, 2022·4 min read

Patients With Schizophrenia, Major Depression and Bipolar Disorder Have Distinct Reward Neural Mechanisms

While patients with schizophrenia, major depressive disorder, and bipolar disorder experience a lack of motivation and anhedonia, the neural patterns of emotion-behavior dissociation differ between the disorders.

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·January 11, 2022·3 min read

Why Severe Depression Affects Women and Men Differently

Researchers found alterations in different parts of the brain in males and females with severe depression. The findings also reveal a specific biomarker for depression in blood samples of women.

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·December 5, 2021·4 min read

New Insight Into How Antidepressant Drugs Work

Hippocampal HCN channels are more highly expressed in people with major depressive disorder. Antidepressants that increase cAMP signaling interfere with TRIP8b's ability to bind to HCN channels, helping to restore cognitive ability in those with MDD.

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·July 30, 2021·3 min read

Olfactory Sensitivity Show Postpartum Depression is Different to Major Depression

Women with postpartum depression report normal olfactory sensitivity, while those who are genetically predisposed to major depressive disorder have decreased olfactory sensitivity.

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·July 28, 2021·6 min read

Improved Learning Processes Tied to Reduced Symptoms of Depression

Specific neural learning processes are linked to symptoms of depression. Improvements in the learning processes were associated with overall improvements in depression symptoms.

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·June 9, 2021·4 min read

Low Doses of “Laughing Gas” Could Be Fast, Effective Treatment for Severe Depression

Nitrous oxide, a common anesthesia most often associated with dental procedures, may have a new purpose. Researchers found a single inhalation of 25% nitrous oxide gas was effective at alleviating symptoms of depression in those with a treatment-resistant form of the mental health disorder.

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·May 27, 2021·4 min read

Roots of Major Depression Revealed in All Its Genetic Complexity

A new, massive genome wide study has identified 178 genetic variants linked to major depressive disorder.

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·April 6, 2021·6 min read

Accelerated Cellular Aging Associated With Mortality Seen in Depressed Individuals

DNA markers in cells of patients with major depressive disorder appear to be two years older than markers in cells of people without the mental health disorder.

Featured Genetics Neuroscience Psychology

·March 23, 2021·5 min read

Large-Scale Genome Analysis Identifies Differences by Sex in Major Psychiatric Disorders

Researchers found that while there are genetic overlaps between the sexes in relation to mental health disorders, there are also sex-specific differences in how genes related to the immune system, central nervous system, and blood vessels affect people with mental health problems.

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Featured Genetics Neuroscience Psychology

·February 8, 2021·5 min read

Distinctness of Mental Disorders Traced to Differences in Gene Readouts

Differences in the expression of gene transcripts shed light on how mental health disorders with shared genetic risk factors differ in onset, symptoms, course of progression, and treatment responses.

Featured Open Neuroscience Articles Psychology

·December 7, 2020·3 min read

Machine Learning Identifies New Brain Network Signature of Major Depression

Using data from neuroimaging, a machine learning algorithm has identified key functional neural connections that could serve as a biomarker in the diagnosis of major depressive disorder.

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·November 4, 2020·5 min read

Psychedelic Treatment With Psilocybin Relieves Major Depression

Two doses of psilocybin in combination with therapy rapidly and significantly reduces symptoms in those with major depressive disorder. The effects appear to last for up to four weeks.