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Science News Archive March 2014 - Page 28


Page 28 of 34

Returning vets face 'warring identities' distress

A recent study explores the mental state of returning veterans, finding that many struggle with identity conflict and feel 'alien' among family and friends. The research highlights the need for broader dialogue around veteran experiences beyond diagnosable illnesses like PTSD.

SourceBrown University·JournalSociety and Mental Health·DateMar 6, 2014

Transplanted human umbilical cord blood cells improved heart function in rat model of MI

Researchers found that human umbilical cord blood cells transplanted into rats with simulated myocardial infarction improved left ventricular heart function and preserved myocardial fiber structure. The study showed long-term benefits for the treated rats, suggesting a potential therapy for MIs.

Alzheimer's research team employs stem cells to understand disease processes and study new treatment

A team of researchers at Brigham and Women's Hospital has generated stem cells from skin biopsies of living family members with a genetic predisposition to early-onset Alzheimer's. The study found that the APPV7171 mutation alters amyloid-beta protein generation, Tau protein expression, and phosphorylation, providing new insights into ...

SourceBrigham and Women's Hospital·JournalHuman Molecular Genetics·DateMar 6, 2014

Extraordinary momentum and spin discovered in evanescent light waves

A team of researchers at RIKEN Center for Emergent Matter Science discovered that evanescent electromagnetic waves carry momentum and spin components orthogonal to the direction of wave propagation. These findings offer a unique opportunity to investigate fundamental physical features, previously hidden in usual propagating light.

SourceRIKEN·JournalNature Communications·DateMar 6, 2014

Birds display lateralization bias when selecting flight paths

A study published in PLOS Computational Biology found that birds exhibit individual lateralization biases when choosing flight paths, enabling flocks to split and avoid crowding. This allows them to navigate complex environments, such as dense bush and forests, with remarkable speed and accuracy.

SourcePLOS·JournalPLOS Computational Biology·DateMar 6, 2014

Waiting for a donor heart: Motion prolongs survival

A new study found that patients with advanced cardiac insufficiency who remain active and have low levels of depression can significantly increase their chances of surviving the waiting period for a donor heart. The researchers recommend psychological counseling to help patients stay physically active and reduce symptoms of depression.

SourceUniversity of Luxembourg·JournalHealth Psychology·DateMar 6, 2014

Researchers map European climate change

A new study predicts that most of Europe will experience higher warming than the global average if surface temperatures rise to 2 °C above pre-industrial levels. This could lead to increased evaporation and drought in regions like Spain, Portugal, and France, as well as more frequent extreme precipitation events and flood risks.

SourceIOP Publishing·JournalEnvironmental Research Letters·DateMar 6, 2014

Energy drinks linked to teen health risks

A new report finds energy drink consumption among teenagers may be linked with poor mental health and substance use, with nearly two thirds reporting use in the past year. Younger high school students were more likely to consume energy drinks than older ones, highlighting a trend of concern.

SourceUniversity of Waterloo·JournalPreventive Medicine·DateMar 6, 2014

Access to social workers could keep veterans out of criminal justice system, MU researchers find

University of Missouri researchers have found that access to social workers can address veteran's needs and prevent entry into the criminal justice system. Social workers play a key role in treating veterans with multifaceted treatment plans tailored to their individual needs, reducing substance abuse and mental health issues.

SourceUniversity of Missouri-Columbia·JournalJournal of Forensic Social Work·DateMar 6, 2014