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Science News Archive August 2020 - Page 22


Page 22 of 45

RNA as a future cure for hereditary diseases

Researchers at ETH Zurich have developed RNA molecules that can compensate for gene mutations in bone marrow cells, a potential breakthrough for treating rare hereditary diseases. The molecules bind to the body's own RNA and restore ferrochelatase enzyme production, which is deficient in patients with erythropoietic protoporphyria.

SourceETH Zurich·JournalNucleic Acids Research·DateAug 18, 2020

Study identifies optimal timing for phone calls after skin surgery

A new study found that follow-up calls made the evening after Mohs micrographic surgery best identified patients with active pain. However, no single group was able to identify bleeding complications or highest pain levels. The study suggests that standard phone calls may not strongly contribute to overall patient satisfaction.

SourceUniversity of Missouri-Columbia·JournalJournal of the American Academy of Dermatology·DateAug 18, 2020

NUS-led study considers potential and constraints of reforestation for climate mitigation

A recent study led by NUS researchers found that financial, land-use, and operational constraints can limit the climate mitigation potential of reforestation in Southeast Asia. The study estimated that 121 million hectares of land are suitable for reforestation, but only a fraction may be achievable due to these constraints.

SourceNational University of Singapore·JournalNature Climate Change·DateAug 18, 2020

Police officers face multifaceted, compounding stressors that can lead to adverse events

A new study by researchers at the University of Texas Health Science Center at Houston found that police officers are susceptible to adverse events due to multifaceted stressors. The study identified five themes influencing officer perception of call stress levels, including officer characteristics and civilian behavior.

Epigenetic risk for PTSD in trauma survivors

Researchers studied epigenetic modifications associated with posttraumatic stress disorder (PTSD) in trauma survivors, finding a link to the gene NTRK2 and reduced PTSD risk. The study revealed that epigenetic modification of NTRK2 was predictive of PTSD risk, but its relationship with PTSD is complex and influenced by multiple factors.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateAug 17, 2020

Scientists further cowpea research--boosting canopy CO2 assimilation, water-use efficiency

A recent study published in Food and Energy Security found that optimizing cowpea canopies can significantly improve CO2 assimilation and water-use efficiency, leading to increased crop yields. Researchers used a canopy gas exchange chamber to measure plant responses to different canopy architectures, revealing that higher biomass cano...

Opioid use can trigger deafness

Researchers found a strong association between high-dose opioid use and degrees of hearing loss, with 21% experiencing permanent loss. The study suggests that health care providers should be aware of this potential link when evaluating patients with hearing issues.

SourceRutgers University·JournalJournal of Medical Toxicology·DateAug 17, 2020

Chatbots delivering psychotherapy help decrease opioid use after surgery

Researchers found that patients who received daily text messages from an automated chatbot experienced a significant decrease in opioid use, averaging 26 pills compared to 41 for non-participants. This low-effort approach aims to reduce opioid dependence and is potentially transferable to other patient populations.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of Medical Internet Research·DateAug 17, 2020

Targeted therapy combination effective for patients with advanced cholangiocarcinoma and BRAF mutations

A Phase II trial conducted at the University of Texas M. D. Anderson Cancer Center found a 51% overall response rate in patients with BRAF-mutated cholangiocarcinoma treated with dabrafenib plus trametinib, providing a much-needed treatment option for patients with treatment-resistant advanced disease.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalThe Lancet Oncology·DateAug 17, 2020

Farmers help grow water plan

Using local producer knowledge helps estimate groundwater use in modelling for mapping sustainable use of scarce resources. Farmers' land use, agricultural practices and water use are key factors in this approach.

SourceFlinders University·JournalJournal of Hydrology·DateAug 17, 2020

The easy way to get a square deal

Researchers at Osaka University have discovered a new method to easily add lanthanide cubanes into an existing metallo-supramolecular framework. The team found that by soaking a crystal in a cubane-containing solution, the molecules become intercalated via a single-crystal-to-single-crystal transformation.

SourceOsaka University·JournalAngewandte Chemie International Edition·DateAug 17, 2020

USU mathematicians unravel a thread of string theory

Researchers from Utah State University, Thomas Hill and Andreas Malmendier, explore the duality between F-theory and heterotic string theory in eight dimensions. They discovered four unique ways to slice K3 surfaces as Jacobian elliptic fibrations, enabling investigation of underlying physical theories.

SourceUtah State University·JournalLetters in Mathematical Physics·DateAug 17, 2020

Applying machine learning to biomedical science

Researchers have developed a new approach to machine learning combining ensemble methods and deep learning to diagnose cancer, predict viral attacks, and revolutionize molecular biology. This emerging field has the potential to transform bioinformatics and biomedical sciences.

SourceUniversity of Sydney·JournalNature Machine Intelligence·DateAug 17, 2020

North American cold-climate forests are already absorbing less carbon, study shows

A new study reveals that cold-climate forests at high latitudes are already absorbing less carbon, casting uncertainty on their ability to continue doing so. In contrast, Siberian forests have increased their carbon uptake four times more than other North American forests, suggesting stark divergent responses across regions.

SourceUniversity of Michigan·JournalProceedings of the National Academy of Sciences·DateAug 17, 2020