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Science News Archive August 2021 - Page 4


Page 4 of 38

Houston Methodist researchers identify over 50 long-term effects of COVID-19

A recent study published in Scientific Reports reveals that over 50 long-term effects of COVID-19 have been identified, ranging from mild to debilitating symptoms. The research team analyzed data from 47,910 patients and found a substantial burden of Long COVID, with neurological symptoms and cardiovascular issues being notable findings.

SourceHouston Methodist·JournalScientific Reports·TypeMeta-analysis·DateAug 30, 2021

Both sucrose and high fructose corn syrup linked to increased health risks

A University of California, Davis study found that consuming sucrose and high fructose corn syrup can increase liver fat and decrease insulin sensitivity, highlighting the need for consumers to read labels carefully. The study also found no significant differences between the effects of sucrose and high fructose corn syrup.

SourceUniversity of California - Davis·JournalThe Journal of Clinical Endocrinology and Metabolism·TypeExperimental study·DateAug 30, 2021

COVID-19 vaccination elicits antibody response in vast majority of immunocompromised patients receiving immunosuppressive therapy

A prospective cohort study found that nearly 90% of immunocompromised patients developed an antibody response to SARS-CoV-2 vaccination, suggesting potential protection against severe illness. The response was weaker than in healthy participants but still encouraging for immunocompromised individuals.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateAug 30, 2021

A multi-site, multi-disorder, resting-state magnetic resonance image database

A multi-site, multi-disorder resting-state magnetic resonance image database was compiled to harmonize data from patients with various diseases, measured at 14 sites. The dataset comprises over 2,400 samples and includes 'traveling-subject' data to minimize inter-site differences.

SourceATR Brain Information Communication Research Laboratory Group·JournalScientific Data·TypeData/statistical analysis·DateAug 30, 2021

Trial does not support early coronary angiography in cardiac arrest without ST elevation

The study found that immediate coronary angiography in out-of-hospital cardiac arrest patients without ST-segment elevation is not superior to a delayed/selective approach. The composite secondary endpoint of all-cause death or severe neurological deficit at 30 days occurred more frequently in the immediate angiography group.

SourceEuropean Society of Cardiology·JournalNew England Journal of Medicine·DateAug 30, 2021

A drug costing less than €2 a day helps in the treatment of severely ill COVID-19 patients

A study by researchers at the Centro Nacional de Investigaciones Cardiovasculares Carlos III found that metoprolol significantly reduced lung infiltration and improved oxygenation in severely ill COVID-19 patients. The treatment also led to a shorter stay in the ICU and fewer days on mechanical ventilation.

Improved water splitting method: A green energy innovation by Pusan National University

Researchers at Pusan National University have developed a novel electrocatalyst that can effectively produce hydrogen and oxygen from water at low cost. The catalyst, composed of transition metal phosphates, achieves high surface area and fast charge transfer, making it suitable for commercial on-site production of hydrogen.

SourcePusan National University·JournalApplied Catalysis B Environment and Energy·TypeExperimental study·DateAug 30, 2021

Ablation and biventricular pacing boosts survival in selected atrial fibrillation patients

The APAF-CRT trial shows that ablation plus cardiac resynchronisation therapy (CRT) significantly reduces all-cause mortality and hospitalization for heart failure in severely symptomatic permanent atrial fibrillation (AF) patients with narrow QRS. The therapy is superior to pharmacological rate control, supporting it as a first-line t...

SourceEuropean Society of Cardiology·JournalEuropean Heart Journal·DateAug 30, 2021

Recreational marijuana legalization and co-use with alcohol among adolescents

A new study found that recreational marijuana legalization may increase the risk of alcohol and marijuana co-use among adolescents in California. The study suggests that restricting access to retail outlets, hours of operation, advertising, and imposing higher taxes on products may help reduce this negative public health effect.

SourcePacific Institute for Research and Evaluation·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateAug 30, 2021

Tracking genetically modified animals

Researchers at McGill University have developed a new way to track genetically modified animals using artificial transgenes. The discovery provides a powerful tool for locating and managing escaped or released GM animals.

SourceMcGill University·JournalPLOS ONE·TypeExperimental study·DateAug 30, 2021

Improving strength, stretchiness and adhesion in hydrogels for wound healing

Researchers from Terasaki Institute for Biomedical Innovation develop methods to enhance mechanical properties of hydrogels, including toughness, stretchiness, and adhesive strength. By introducing dopamine and alkaline conditions, they create gel-like materials with improved biocompatibility and regenerative capabilities.

SourceTerasaki Institute for Biomedical Innovation·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateAug 30, 2021

Beavers are well established and moving through the Oregon Coast Range, study finds

A new study from Oregon State University and the U.S. Department of Agriculture's National Wildlife Research Center found that beavers in the Coast Range of western Oregon exhibit relatively strong genetic differentiation, shaped by watershed boundaries and past relocations. The researchers recommend relocating beavers within watershed...

SourceOregon State University·JournalJournal of Wildlife Management·DateAug 30, 2021

Mouth-to-mouth bystander CPR preferable method for pediatric cardiac arrest

New study finds that rescue breathing cardiopulmonary resuscitation (CPR) is preferable to compression-only CPR for infants, children, and adolescents in case of cardiac arrest. Rescue breathing CPR was associated with higher odds of favorable neurological outcomes and overall survival compared to compression-only CPR.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·TypeData/statistical analysis·DateAug 30, 2021

Cu researcher and colleagues offer standards for studies using machine learning

Researchers offer standards for machine learning studies in life sciences to promote reproducibility and advance knowledge. The bronze standard requires data, code, and models to be publicly available, while the silver and gold standards add more information to facilitate duplication of training processes.

SourceUniversity of Colorado Anschutz Medical Campus·JournalNature Methods·TypeCommentary/editorial·DateAug 30, 2021

High cod catches could have been sustained in Eastern Canada for decades, simple stock assessment method shows

A simple stock assessment model applied to 500 years of catch data shows that northern Atlantic cod biomass is currently around 2% of its earlier level. Annual catches could have been sustained at around 200,000 tonnes if authorities had allowed rebuilding in the 1980s.

SourceUniversity of British Columbia·JournalICES Journal of Marine Science·TypeData/statistical analysis·DateAug 30, 2021

Want to play college sports? A wealthy family helps

A new study found that U.S. high-school athletes from higher-income families with well-educated parents were more likely to play sports in college. The research contradicts the traditional story of how sports often help underprivileged kids succeed in American society. Athletic merit was still a strong predictor of participating in col...

SourceOhio State University·JournalSociology of Sport Journal·TypeData/statistical analysis·DateAug 30, 2021

Increased survival with eye melanoma in clinical trial

A new combination treatment has shown significant tumor shrinkage and prolonged survival in patients with metastatic uveal melanoma. The treatment, which targets HDAC and PD-1 proteins, was found to work better in tumors with active BAP1 genes, a key discovery that may lead to improved survival rates.

SourceUniversity of Gothenburg·JournalNature Communications·TypeRandomized controlled/clinical trial·DateAug 30, 2021

Preparation versus relief: Understanding public support for natural disaster spending

A new study reveals that public opposition to disaster spending is driven by a lack of knowledge about the benefits of preparedness rather than personal experience with natural disasters. The study found that investing in disaster preparedness yields significant cost savings compared to relief efforts, but many Americans remain unaware...

SourceWashington University in St. Louis·JournalPolitical Behavior·TypeSurvey·DateAug 30, 2021

The flower clock: How a small protein helps flowers to develop right and on time

Researchers from Nara Institute of Science and Technology and Nanjing University discovered a small protein, KNUCKLES, that plays multiple roles in ensuring the correct timing of floral development. This discovery reveals a regulatory pathway where KNUCKLES supports the completion of floral meristem development within a short time window.

SourceNara Institute of Science and Technology·JournalProceedings of the National Academy of Sciences·DateAug 30, 2021

Remote learning shown to be effective for preparing clinicians as wheelchair-skills trainers

A new study by Spinal Cord Injury Model System investigators found that remote wheelchair-skills training increases clinician confidence in teaching peers. The training program improved trainees' ability to navigate real-world spaces, empowering them to engage with their communities. This innovative approach has the potential to expand...

SourceKessler Foundation·JournalArchives of Physical Medicine and Rehabilitation·TypeObservational study·DateAug 30, 2021

1-month dual antiplatelet therapy post-stent implant benefits high bleeding risk patients

The MASTER DAPT trial found that one month of dual antiplatelet therapy preserves ischemic benefits and reduces bleeding risk in high bleeding risk patients. Abbreviated DAPT was noninferior to standard DAPT in terms of net adverse clinical events, but superior in reducing major or clinically relevant nonmajor bleeding.

SourceEuropean Society of Cardiology·JournalNew England Journal of Medicine·DateAug 30, 2021

‘Stop prescribing hydroxychloroquine for COVID-19’

Researchers from Florida Atlantic University's Schmidt College of Medicine review recent randomized trials, concluding that hydroxychloroquine poses significant harm in treating COVID-19. The study suggests a halt on prescribing the medication, recommending vaccination and masking instead as effective public health strategies.

SourceFlorida Atlantic University·JournalThe American Journal of Medicine·TypeMeta-analysis·DateAug 30, 2021