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Brain damage is not caused by direct COVID-19 attack, indicates study

n an in-depth study of how COVID-19 affects a patient's brain, National Institutes of Health researchers consistently spotted hallmarks of damage caused by thinning and leaky brain blood vessels in tissue samples from patients who died shortly after contracting the disease.

3 Jan 2021

Phase 3 results show investigational vaccine is effective in preventing severe COVID-19

The investigational vaccine known as mRNA-1273 was 94.1% efficacious in preventing symptomatic coronavirus disease 2019 (COVID-19), according to preliminary results from a Phase 3 clinical trial reported in the New England Journal of Medicine.

3 Jan 2021

New UCLA-developed device transfers mitochondria into 100,000 or more recipient cells

Scientists from the UCLA Jonsson Comprehensive Cancer Center have developed a simple, high-throughput method for transferring isolated mitochondria and their associated mitochondrial DNA into mammalian cells.

29 Dec 2020

Sustained immune dysregulation due to COVID-19 in non-hospitalized patients

COVID-19, which has killed 1.7 million people worldwide, does not follow a uniform path.

29 Dec 2020

Older adults, minorities and people with lower incomes face inequities in telemedicine use

After "COVID-19," the term that most people will remember best from 2020 is likely to be "social distancing." While it most commonly applied to social gatherings with family and friends, it has impacted the way many receive medical care.

29 Dec 2020

Study: Many college athletes underestimate risk of concussion and other injury

College football players may underestimate their risk of injury and concussion, according to a new study published today in JAMA Network Open.

29 Dec 2020

Toxic pesticide turned into treatment against antibiotic-resistant bacteria

N-Aryl-C-nitroazoles are an important class of heterocyclic compounds. They are used as pesticides and fungicides. However, these substances could be toxic to humans and cause mutations.

29 Dec 2020

Brain scans predict posttraumatic stress disorder following mild TBI

Posttraumatic stress disorder (PTSD) is a complex psychiatric disorder brought on by physical and/or psychological trauma. How its symptoms, including anxiety, depression and cognitive disturbances arise remains incompletely understood and unpredictable.

29 Dec 2020

Stopping RAS inhibitors linked to risk of adverse outcomes in patients with chronic kidney disease

Small studies have suggested that a group of medications called RAS inhibitors may be harmful in persons with advanced chronic kidney disease, and physicians therefore often stop the treatment in such patients.

29 Dec 2020

Scientists trace genetic roots of Chiari 1 malformation

About one in 100 children has a common brain disorder called Chiari 1 malformation, but most of the time such children grow up normally and no one suspects a problem.

28 Dec 2020

Gut cells alert the body to danger during parasite invasion

To effectively combat an infection, the body first has to sense it's been invaded, then the affected tissue must send out signals to corral resources to fight the intruder.

28 Dec 2020

Scientists identify distinct sub-types of angiosarcomas to allow for targeted treatment

A new study led by clinician-scientists from the National Cancer Centre Singapore, with collaborators from research institutions worldwide, has found that angiosarcomas have unique genomic and immune profiles which allow them to be classified into three different subtypes.

28 Dec 2020

Phase 3 trial of Novavax COVID-19 vaccine candidate begins enrolling volunteers

The Phase 3 trial of another investigational coronavirus disease 2019 (COVID-19) vaccine has begun enrolling adult volunteers.

28 Dec 2020

Dr. Genova wins K18 award to advance research on transition-age youth with autism

Helen M. Genova, PhD, of Kessler Foundation, was awarded a two-year K18 grant for $266,988 from the NIH's National Institute of Mental Health - the NIMH Career Enhancement Award to Advance Autism Services Research for Adults and Transition-Age Youth.

28 Dec 2020

The evolving role of platelet-rich plasma in cosmetic procedures

Platelet-rich plasma (PRP) treatment, which involves injecting a small amount of a patient's own blood to release various growth factors from platelets, continues to increase in popularity.

28 Dec 2020

Self-learning algorithms can help analyze biological image data

Imaging techniques enable a detailed look inside an organism. But interpreting the data is time-consuming and requires a great deal of experience.

28 Dec 2020

Study identifies the effects of malnutrition on patient survival after cardiac surgery

Nutrients are the structural components of food that the body needs to function properly. They are divided into macronutrients (proteins, fats, carbohydrates) and micronutrients (vitamins, provitamins, various minerals, and so on). Their shortage is called nutritional deficiency.

28 Dec 2020

Surgery may increase length of survival for metastatic breast cancer patients

Surgery, in addition to treatments like chemotherapy and radiation therapy, may increase the length of survival for metastatic breast cancer patients, according to Penn State College of Medicine and Penn State Cancer Institute researchers.

28 Dec 2020

Researchers develop new system for direct detection of SARS-CoV-2 in aerosols

Researchers from the Polytechnic University of Valencia, in collaboration with specialists from the University of Valencia (UV), have come up with a new system based on a high-sensitivity mass biosensor that continuously monitors signals for the direct detection of SARS-CoV-2 in environmental aerosols.

28 Dec 2020

Polygenic risk scores from multi-population data could improve IBD predictions

Using genetic data from nearly 30,000 people, Mount Sinai researchers have built risk scores from a combination of datasets representing distinct ancestral populations that improve prediction of risk for inflammatory bowel diseases (IBD) including Crohn's disease and ulcerative colitis. The study was published in Gastroenterology on December 24.

24 Dec 2020