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Science News Archive 2022 - Page 104


Page 104 of 448

BU study: removing GRE requirement does not undermine student success

A recent Boston University School of Public Health analysis reveals that eliminating the Graduate Record Examination as an admissions requirement increased applicant diversity, with notable increases in African American and Hispanic applicants. Student performance remained unchanged, with no declines in academic quality or graduate emp...

SourceBoston University School of Public Health·JournalPublic Health Reviews·TypeSystematic review·DateOct 5, 2022

Expanding LDCT eligibility guidelines would increase number of women and blacks who benefit from screening

A study published in the Journal of Thoracic Oncology suggests that expanding low-dose CT screening eligibility criteria can increase access to screening for women and Black persons. The research found that widening eligibility guidelines reduced smoking exposure criteria increased lung cancer diagnoses among these groups.

SourceInternational Association for the Study of Lung Cancer·JournalJournal of Thoracic Oncology·DateOct 5, 2022

Breaking the glass ceiling in science by looking at citations

Researchers at USC's Information Sciences Institute used AI to analyze citation patterns in scientific papers and found significant differences between male and female scientists. Women's networks were more tightly clustered, indicating a stronger support network, while men's networks were more diverse and widely connected.

SourceUniversity of Southern California·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateOct 4, 2022

Novel, non-invasive method to predict and reduce the relapse of childhood cancers

A team of scientists has discovered a novel non-invasive method to predict and reduce the relapse of childhood cancers, particularly neuroblastoma. The new approach analyzes genes in blood samples to determine the likelihood of cancer spread, allowing for early interventions to prevent relapse.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalFrontiers in Oncology·TypeRandomized controlled/clinical trial·DateOct 4, 2022

Grandparents who stopped caring for grandchildren during the pandemic had worse mental health

A UCL-led study found that grandparents who stopped looking after their grandchildren during the Covid-19 pandemic were more likely to experience depressive symptoms. The study also found that reduced grandparental childcare provision was linked to lower life satisfaction and quality of life among grandparents.

SourceUniversity College London·JournalJournal of Gerontology·TypeObservational study·DateOct 4, 2022

Your genes determine whether you get ADHD or autism

Researchers from Aarhus University identified seven genetic variants common to both autism and ADHD, as well as five specific to only one diagnosis. The study suggests a significant overlap in underlying genetic causes and may lead to more precise diagnoses and earlier interventions.

SourceAarhus University·JournalNature Genetics·TypeExperimental study·DateOct 4, 2022

Time-restricted eating reduces cardiovascular health risks associated with shift work for firefighters

A randomized clinical trial found that time-restricted eating (TRE) is safe and feasible for 24-hour shift workers, improving glucose levels and blood pressure in those with cardiometabolic risk factors. Participants who followed a TRE pattern experienced improved quality of life and reduced bad cholesterol.

SourceCell Press·JournalCell Metabolism·TypeRandomized controlled/clinical trial·DateOct 4, 2022

Method for detecting waves of COVID-19 infections can shape critical public health decisions during a pandemic

A method combining local health department data and hospital records identifies new COVID-19 outbreak waves, helping inform public health strategies. Researchers detected two large waves in Harris County, with the second taking longer to spread, highlighting the importance of continuous monitoring and community collaboration.

SourceUniversity of Texas Health Science Center at Houston·JournalScientific Reports·TypeComputational simulation/modeling·DateOct 4, 2022

Harpoon heads, sweeping tails: How predatory mosquito larvae capture prey

Predatory mosquito larvae employ two distinct methods to capture prey: one involves a harpoon-like head-propulsion action, while the other uses a sweeping tail to snare insects. This new research provides insight into the behavior of these tiny predators and their ability to feed on other aquatic insects.

SourceEntomological Society of America·JournalAnnals of the Entomological Society of America·TypeImaging analysis·DateOct 4, 2022

Orthopedic surgery patients do fine without opioid painkillers

A McMaster University study found that switching to non-opioid painkillers after surgery can significantly reduce opioid consumption and improve patient outcomes. The six-week study enrolled 193 patients who received either standard opioid-based painkillers or a combination therapy of naproxen, acetaminophen, and pantoprazole.

SourceMcMaster University·JournalJAMA·TypeRandomized controlled/clinical trial·DateOct 4, 2022

Study: Decreased proteins, not amyloid plaques, tied to Alzheimer’s disease

Researchers from the University of Cincinnati found that low levels of soluble amyloid-beta protein in the brain, rather than its buildup into plaques, are associated with cognitive decline and Alzheimer's disease. Patients with high levels of soluble amyloid-beta showed improved cognitive outcomes, contradicting previous theories.

SourceUniversity of Cincinnati·JournalJournal of Alzheimer’s Disease·TypeObservational study·DateOct 4, 2022

Research brief: Identifying patients with sarcoidosis at risk for bad cardiac outcomes

Researchers have identified specific magnetic resonance imaging features that indicate cardiac sarcoidosis patients are at higher risk for adverse cardiac outcomes, including ventricular arrhythmias. These findings suggest that patients with certain cardiac MRI features may benefit from implantable cardioverter defibrillators.

SourceUniversity of Minnesota Medical School·JournalJAMA Cardiology·TypeObservational study·DateOct 4, 2022

Random defense: Cells play ‘molecular roulette’ to determine how body fights disease

Researchers discovered that B cells randomly allocate antibody classes to fight infections and diseases, leading to varying probabilities of developing conditions like asthma. This 'molecular roulette' process can be predicted using a formula, paving the way for understanding individual susceptibility.

SourceWalter and Eliza Hall Institute·JournalImmunity·TypeComputational simulation/modeling·DateOct 4, 2022

Researchers’ flow platform advances water harvesting technology

Researchers have advanced a novel platform to accelerate the harvesting process, solving a key problem in water collection by removing thermal barriers. The design features mushroom-like channels that direct water droplets into collectible containers, allowing for continuous water harvesting anywhere.

SourceUniversity of Texas at Dallas·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 4, 2022

Scientists chase down what motor proteins deliver to healthy cells to find what’s altered in neurological diseases

Researchers investigate how motor proteins transport vital proteins and RNAs to the right location within cells, where they can cause or prevent genetic neurological diseases. By understanding these highly regulated transport systems, scientists hope to develop new treatments for conditions like spinal muscular atrophy and Charcot-Mari...

Children with food allergy-related anxiety can benefit from cognitive behavioral therapy

A new study published in Annals of Allergy, Asthma and Immunology found that targeted cognitive behavioral therapy (CBT) significantly lessens food allergy-related anxiety for both children and parents. The treatment included proximity exposure sessions with the patient, resulting in improved symptoms and quality of life.

SourceAmerican College of Allergy, Asthma, and Immunology·JournalAnnals of Allergy Asthma & Immunology·TypeExperimental study·DateOct 4, 2022

Study provides further evidence that immune cell dysregulation is a driver of COVID-19 severity

Researchers at Mount Sinai found that COVID-19 severity is associated with a shift in macrophage populations, leading to inflammation and tissue damage. Restoring reparative lung resident macrophages may be a viable therapeutic strategy for treating SARS-CoV-2 and other inflammatory lung diseases.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalScience Translational Medicine·DateOct 4, 2022