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Scientists examine DNA repair pathways and their impact on cancer evolution

DNA repair pathways exist to correct molecular damage caused by internal and external factors. However, any damage to these pathways can result in the creation of tumors and specific types of cancers.

17 Feb 2021

A new method for controlling leukemic stem cells

Leukemia is caused by leukemic stem cells which are resistant to most known therapies. Relapses are also due to this resistance. Leukemic stem cells arise from normal blood-forming (hematopoietic) stem cells.

17 Feb 2021

New study explores the effect of COVID-19 on motherhood

It's no secret that the risk related to the coronavirus (COVID-19) increases with age, making older adults more vulnerable than younger people.

17 Feb 2021

Antibody testing is key to understand immune response to SARS-CoV-2

While PCR testing has been used widely for COVID-19 diagnosis, it only provides information on who is currently infected. Antibody testing can tell who has been previously exposed to SARS-CoV-2, the virus that causes COVID-19, a metric that is essential for tracking spread across a population.

17 Feb 2021

Psychological variables account for anxiety and depression among pregnant women during COVID-19

Women who gave birth during the COVID-19 pandemic report having felt greater stress in the delivery process, and rate lower the quality of care received.

17 Feb 2021

MRI scans reveal major abnormalities in the eyes of people with severe COVID-19

Researchers using MRI have found significant abnormalities in the eyes of some people with severe COVID-19, according to a study published in the journal Radiology.

16 Feb 2021

Virus transmission by dental tools and prevention by antiviral agent

Researchers at the University of Ljubljana have demonstrated how a virus can spread by droplets during ultrasonic scaler (USS) operation and how this spread can be mitigated by merely substituting the irrigant with clinical virucidal agents, namely sodium hypochlorite and EOW (Electrolyzed Oxidizing Water).

16 Feb 2021

Study explores the effects of alcohol and cannabis on aggression-linked brain circuitry in teens

Alcohol and cannabis use during adolescence is a well-known risk factor for alcohol use disorder (AUD) and cannabis use disorder (CUD) during adulthood.

16 Feb 2021

Gait variability could help diagnose different types of dementia, Alzheimer's disease

Canadian researchers are the first to study how different patterns in the way older adults walk could more accurately diagnose different types of dementia and identify Alzheimer's disease.

16 Feb 2021

Multi-resistant bacteria continue to grow in hospital wastewater

Scientists from the University of Gothenburg, Sweden presents evidence that hospital wastewater, containing elevated levels of antibiotics, rapidly kills antibiotic-sensitive bacteria, while multi-resistant bacteria continue to grow.

16 Feb 2021

Maternal cardiovascular health in pregnancy associated with child's heart health in adolescence

A mother's heart health while she is pregnant may have a significant impact on her child's cardiovascular health in early adolescence (ages 10 to 14), according to a new study from Northwestern Medicine and the Ann & Robert H. Lurie Children's Hospital of Chicago.

16 Feb 2021

New program may reduce rehospitalizations after discharge

Throughout her career, Lori Popejoy provided hands-on clinical care in a variety of health care settings, from hospitals and nursing homes to community centers and home health care agencies.

16 Feb 2021

Kruppel-like factor 15 controls skeletal muscle fat uptake and utilization

Metabolic diseases, such as obesity and type 2 diabetes, have risen to epidemic proportions in the U.S. and occur in about 30 percent of the population. Skeletal muscle plays a prominent role in controlling the body's glucose levels, which is important for the development of metabolic diseases like diabetes.

16 Feb 2021

UV light can be used to disinfect SARS-CoV-2 contaminated surfaces, says study

Using different UV exposure times and dosages, researchers showed that surfaces like glass, plastic, stainless steel, and N95 respirator material could be quickly and easily disinfected.

16 Feb 2021

Daily caffeine consumption can change the gray matter of the brain

Coffee, cola or an energy drink: caffeine is the world's most widely consumed psychoactive substance. Researchers from the University of Basel have now shown in a study that regular caffeine intake can change the gray matter of the brain. However, the effect appears to be temporary.

16 Feb 2021

Anti-immigrant vitriol complicates vaccine rollout in Southern states

In eastern Tennessee, doctors have seen firsthand how a hard-line immigration policy can affect the health and well-being of a community.

16 Feb 2021

Scientists discover two unique subtypes of a prominent mutation in patients with AML

Using advanced RNA sequencing, scientists have identified two unique subtypes of a prominent mutation present in many patients with Acute Myeloid Leukemia (AML) – called NPM1 – that could help predict survival and improve treatment response for patients whose leukemic cells bear the mutation.

16 Feb 2021

What are the changes in the physical phenotype of blood cells in COVID-19?

While primarily a respiratory illness, there are distinctive alterations in the type and number of blood cells in COVID-19. A new study by a team of researchers in Germany describes the nature of these changes.

16 Feb 2021

Study: The brain has a small window of opportunity to repair itself after stroke

An international study has shown, for the first time, that the capacity of the human brain to recover and rewire itself peaks around two weeks after a stroke and diminishes over time.

16 Feb 2021

Study: Targeted therapy prolongs survival in patients with advanced bladder cancer

In a new study led by researchers at Yale Cancer Center, the drug enfortumab vedotin (EV) significantly prolonged survival as compared with standard chemotherapy in patients with locally advanced or metastatic urothelial carcinoma or bladder cancer, who had previously received platinum-based treatment and a PD-1–PD-L1 inhibitor.

15 Feb 2021