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Autophagy and antidepressants

Researchers found that FKBP51 regulates acute and chronic effects of antidepressants via autophagic pathways in mice and humans. Autophagy markers correlate with antidepressant treatment response in patients with depression.

SourcePLOS·JournalPLOS Medicine·DateNov 11, 2014

Single dose of antidepressant changes the brain

Researchers discovered that a single dose of antidepressant can dramatically change the human brain's functional architecture within three hours. The study found increased connectivity in two specific brain regions, while reducing intrinsic connectivity elsewhere.

SourceCell Press·JournalCurrent Biology·DateSep 18, 2014

Study calls into question link between prenatal antidepressant exposure and autism risk

A recent study published in Molecular Psychiatry found no statistically significant link between prenatal antidepressant exposure and autism risk after accounting for severe maternal depression. However, an increased risk of attention-deficit hyperactivity disorder (ADHD) persisted even after controlling for factors related to a mother...

SourceMassachusetts General Hospital·JournalMolecular Psychiatry·DateAug 26, 2014

Unintended danger from antidepressant warnings

A study by Harvard Medical School found that antidepressant prescriptions for young people dropped after FDA warnings, leading to a relative increase in suicide attempts. The researchers suggest that better communication between the FDA, media, and physicians is needed to ensure patients receive appropriate treatment.

Researchers uncover new insights into developing rapid-acting antidepressant for treatment-resistant depression

Researchers at UT Southwestern Medical Center have found that blocking NMDA receptors with ketamine can elicit rapid antidepressant effects in patients with treatment-resistant depression. The study suggests that this fundamental difference between ketamine and memantine could lead to a new class of drugs with fewer side effects.

SourceUT Southwestern Medical Center·JournalProceedings of the National Academy of Sciences·DateJun 12, 2014

A tiny molecule may help battle depression

Researchers at McGill University discovered a tiny molecule, miR-1202, that regulates glutamate receptors and is lower in the brains of depressed individuals. The study found that this microRNA increases with antidepressant treatment, suggesting it could be a potential target for developing new treatments.

SourceMcGill University·JournalNature Medicine·DateJun 8, 2014

Weight gain following antidepressant use examined

Researchers found that antidepressants with certain properties contribute less to weight gain than others, which could influence treatment preferences for patients at risk of weight gain. The study analyzed data from a large healthcare system and identified differences in weight gain rates among various antidepressant medications.

SourceJAMA Network·JournalJAMA Psychiatry·DateJun 4, 2014