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Why the system needs sleep

A systems genetics study in mice identified molecular signaling pathways that predict resilience or susceptibility to sleep loss. The analysis revealed that fatty acid metabolism influences brain activity and phenotypes, challenging the brain-centric view of sleep regulation.

SourcePLOS·JournalPLOS Biology·DateAug 9, 2018

Researchers link residential characteristics with productivity one year after brain injury

A study found that foreign-born Hispanics living in areas with many foreign language speakers were 2.8 times more likely to engage in productive activities like employment and volunteer work one year after TBI. The researchers emphasize the importance of tailoring interventions to individual needs, considering neighborhood factors.

SourceKessler Foundation·JournalJournal of Head Trauma Rehabilitation·DateAug 8, 2018

NSF award to shine more light on proteins

A $318,696 NSF award will support the development of a novel biosensing nanotechnology to visualize trace biomarker proteins under a microscope. This technology has the potential to greatly advance protein sensing, enabling accurate diagnoses based on biopsies and improving basic biomedical research.

Innovative technique converts white fat to brown fat

Researchers at Columbia University have developed a method to directly convert white fat to brown fat outside the body and then reimplant it in a patient. This technique uses fat-grafting procedures commonly performed by plastic surgeons, which is potentially safer than existing methods that use pharmaceuticals or chronic cold exposure.

ERC Starting Grant for Clara Saraceno

The ERC grant will help Dr. Saraceno find new highly-efficient sources of light waves in the terahertz range, with potential applications in chemistry, physics and biology. The researchers aim to gain further insights into interactions between water molecules and substances dissolved in it.

Bile acids from the gut could help to treat cocaine abuse

A study published in PLOS Biology suggests that bile acids from the gut can reduce the rewarding properties of cocaine use, potentially leading to new treatment strategies. The research found that surgery that increases bile acid levels in the brain reduces dopamine release and preference for cocaine.

SourcePLOS·JournalPLOS Biology·DateJul 26, 2018

Parkinson's treatments being developed could benefit most people with the disease

Researchers have discovered a new link between gene LLRK2 and Parkinson's disease, suggesting that therapies currently being developed for a small group of patients may benefit everyone with the disease. The study also found that LRRK2 plays a key role in clearing excess alpha-synuclein, a protein associated with Parkinson's.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalScience Translational Medicine·DateJul 25, 2018

Fruit fly species can learn each other's dialects

Researchers found that fruit fly species from different backgrounds can communicate more effectively when they cohabitate and learn each other's visual and scent cues. The study suggests that variation in communication ability between species may be analogous to dialects, which can be alleviated through socialization.

SourcePLOS·JournalPLOS Genetics·DateJul 19, 2018

Ohio Professor Hua earns prestigious NSF grant

Professor Hua's five-year $1.09 million grant will focus on F-box-mediated protein degradation in seed development, aiming to develop precision agriculture through manipulating the ubiquitin-26S proteasome system. The project also aims to promote computational thinking skills among underrepresented students.

Antioxidant benefits of sleep

Researchers found that short-sleeping fruit fly mutants are sensitive to acute oxidative stress, supporting the idea that sleep defends against oxidative damage. The study suggests a bi-directional relationship between sleep and oxidative stress, with sleep helping to reduce oxidative stress and vice versa.

SourcePLOS·JournalPLOS Biology·DateJul 12, 2018

Using hepatitis C-infected donor kidneys could reduce time on dialysis for transplant patients with HCV

A computer analysis predicts that transplanting HCV-infected dialysis patients with organs from HCV-positive donors and treating the infection after transplantation is more effective and less costly. This strategy shortens wait times for donated organs, saves $41,591 per patient, and increases quality-adjusted life years.

SourceUniversity of Cincinnati·JournalAnnals of Internal Medicine·DateJul 9, 2018

Medicare patients less likely to die in a hospital

A new study found that Medicare patients are more likely to die outside of acute-care hospitals, where they died at home or in assisted-living facilities. Since 2009, there has been a reduction in patient deaths within three days of hospital discharge, and ICU use during the last month of life has stabilized.

SourceJAMA Network·JournalJAMA·DateJun 25, 2018

Cholera spread tracked at household level

A large-scale genomic study found that nearly 80% of cholera transmission in Dhaka occurred between people sharing a household. Preventing this spread could significantly reduce outbreaks and save lives. Local interventions such as sanitation and hygiene improvements can help break the chain of transmission.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·DateJun 25, 2018