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Depressed patients with earlier and more severe symptoms have high genetic risk for major psychiatri

A recent study found that depressed patients with an early age at onset and higher symptom severity have a significantly increased genetic risk for major depressive disorder, bipolar disorder, and schizophrenia. The research used genome-wide data to identify specific subgroups of depressed patients based on their clinical characteristics.

SourceElsevier·JournalBiological Psychiatry·DateFeb 7, 2017

Prenatal infection may alter brain development via epigenetic changes

A new study published in Biological Psychiatry found that prenatal infection can cause long-term alterations in the programming of the offspring's genome through epigenetic modifications, leading to behavioral abnormalities. The findings suggest that earlier infection may lead to more serious effects on neurodevelopment.

SourceElsevier·JournalBiological Psychiatry·DateJan 24, 2017

Researcher calls for conservation of ivory-billed woodpecker's habitat

A new study suggests that the Ivory-billed Woodpecker may still exist, prompting a call for conservation efforts. The bird is highly elusive and its habitat is difficult to access, making it challenging to obtain conclusive photographic evidence. Researchers believe that a more pragmatic approach is needed to document the species while...

SourceElsevier·JournalHeliyon·DateJan 24, 2017

Mouse model points to potential new treatment for Alzheimer's disease

Researchers have discovered a potential new treatment for Alzheimer's disease by inhibiting the 12/15-lipoxygenase enzyme, which is elevated in patients with the condition. The study found that this inhibitor reverses cognitive decline and neuropathology in an AD mouse model, even after symptoms have already developed.

SourceElsevier·JournalBiological Psychiatry·DateJan 5, 2017

Maternal depression across the first years of life impacts children's neural basis of empathy

A study found that maternal depression in early childhood increases children's susceptibility to psychopathology and social-emotional problems. Mother-child interaction patterns also play a crucial role in this effect. Improving mother-child interactions may help reduce the effects of maternal depression on children's development.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateJan 3, 2017

The secret slimming effect of sweet potato waste

A new study found that sweet potato peptide, produced from the water wasted during processing, helps reduce body weight and fat levels in mice fed high-fat diets. The peptide activates appetite suppression and controls lipid metabolism, suggesting a potential slimming effect.

SourceElsevier·JournalHeliyon·DateDec 7, 2016

Correlates of overweight and obesity among adolescents with bipolar disorder in the National Comorbidity Survey -- Adolescent Supplement

A recent study published in JAACAP found that obesity among adolescents with bipolar disorder is associated with increased illness severity, including more suicide attempts and psychiatric hospitalizations. However, the study also found that overweight adolescents with bipolar disorder are not more common than their peers.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateDec 1, 2016

Why conservation fails

New research published in the Journal of Economic Theory highlights a fundamental contradiction in the policy of making land owners paid more than it costs them to conserve forests. This market inefficiency leads to stalemate and makes forest protection unfeasible through logging with some chance or gradual logging to secure funding.

SourceElsevier·JournalJournal of Economic Theory·DateNov 28, 2016

Tiny super magnets could be the future of drug delivery

Researchers have discovered a method to control the movement of microscopic crystals, enabling precise targeting of diseased organs for drug delivery. The crystals, which exhibit superparamagnetic properties, can be directed using a magnetic field, opening new applications for improving lives.

SourceElsevier·JournalPhysics Letters A·DateNov 14, 2016

Blood pressure may open door to personalized medicine for PTSD

A new study reports that soldiers with higher blood pressure before starting prazosin treatment experience better symptom reduction. The study identifies blood pressure as a biomarker that can predict individual response to the medication, potentially leading to personalized medicine approaches for PTSD treatment.

SourceElsevier·JournalBiological Psychiatry·DateNov 3, 2016

Going for a run could improve cramming for exams

A new study published in Cognitive Systems Research found that moderate exercise like running improves memory retention for students who have just learned new information. The researchers suggest that physical stress activates the brain's 'memory storage mode', retaining the information.

SourceElsevier·JournalCognitive Systems Research·DateOct 19, 2016

New small molecule compounds could treat Ebola virus infection

Scientists have discovered a new class of small molecule compounds that can block the Ebola virus's ability to break out of cells and infect new ones. The compounds target an interaction between the virus and host cells, inhibiting viral egress without being toxic to human cells.

SourceElsevier·JournalBioorganic & Medicinal Chemistry Letters·DateAug 24, 2016

Combining medications could offer better results for ADHD patients

Three studies published in JAACAP report that combining standard ADHD medications improves clinical outcomes, including reduced symptoms and enhanced cognitive functions. The combined therapy showed a higher rate of good clinical response and improved brain activity patterns compared to single drug therapies.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateAug 1, 2016

Paths to Autism: One or Many?

Researchers suggest that widespread brain alterations in infants at risk for autism may affect multiple systems, rather than just social brain networks. Early behavioral and imaging studies provide evidence for general abnormalities during the first year of life.

SourceElsevier·JournalBiological Psychiatry·DateJul 19, 2016

New molecules kill multidrug-resistant cancer cells

Researchers have identified a new class of molecules called selenocompounds that can kill multidrug-resistant cancer cells by blocking their defenses against chemotherapy drugs. The most active molecule worked almost four times better than the reference compound and induced cell suicide in cancer cells with similar potency.

SourceElsevier·JournalBioorganic & Medicinal Chemistry Letters·DateJul 14, 2016

Negative stereotypes affect female soccer performance

A new study found that subjecting female soccer players to negative stereotypes about their abilities reduced their dribbling speed significantly. The researchers discovered no significant relationship between reading negative stereotypes and flow or worry, but found that girls who felt more worried spent less time on the task.

SourceElsevier·JournalPsychology of Sport and Exercise·DateJul 14, 2016

New method can identify chemical warfare agents more easily

A new method for extracting, enriching and identifying chemical warfare agents from oils and organic liquids has been developed, using nanoparticles to capture the chemicals. The method can identify agents at low concentrations, overcomes challenges of detecting water-repellent agents, and has potential to save lives.

SourceElsevier·JournalJournal of Chromatography A·DateJul 13, 2016

Brain inflammation linked to depression in multiple sclerosis

A new study in Biological Psychiatry reveals that inflammation of the hippocampus contributes to depressive symptoms in multiple sclerosis patients. Hippocampal immune activation was linked to more severe symptoms of depression and altered functional connections with other brain regions.

SourceElsevier·JournalBiological Psychiatry·DateJul 7, 2016

Poor sleep health could contribute to inflammatory disease

A new meta-analysis in Biological Psychiatry reports associations between sleep disturbances and long sleep duration with increased levels of inflammatory markers. Treatments targeting sleep behavior may be a strategy for reversing inflammation and reducing risk of inflammatory illnesses.

SourceElsevier·JournalBiological Psychiatry·DateJul 6, 2016

Greenery in neighborhoods may reduce adolescent aggressive behavior

A new study found that adolescents living in neighborhoods with more greenery have less aggressive behaviors. The researchers linked the adolescents' residential locations to satellite data, measuring the levels of greenery and associated it with reduced aggressive behaviors.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateJun 28, 2016