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New COVID-19 test can determine if individuals have been vaccinated, infected, both, or neither

Researchers have created a new T cell assay that allows discrimination of COVID-19 infection and vaccination, as well as the order in which these occurred.

11 Feb 2022

Scientific statement highlights the uncertainty about health effects of marijuana

Despite the perception that marijuana is harmless, there is some scientific evidence challenging that belief, and there are many unanswered questions about its impact on brain health, according to a new American Heart Association scientific statement published today in the Association's journal Stroke.

10 Feb 2022

New protocol for transplanting 3D cellular structures to regenerate damaged intestinal tissue

Ulcerative colitis is an inflammatory bowel disease (IBD) that causes inflammation and ulcers (sores) in the digestive tract. Ulcerative colitis affects the innermost lining of the colon and rectum.

10 Feb 2022

Simple eye test may help identify Alzheimer’s risk in middle age

A simple eye test may make diagnosing the earliest stages of 'diseases of old age' possible when people are much younger, University of Otago researchers hope.

10 Feb 2022

Study suggests SARS-CoV-2 Omicron showed increased household transmission and immune evasion in Norway

Researchers from Norway used contact tracing data to measure and compare the household secondary attack rate of the SARS-CoV-2 Omicron and Delta variants at a time of prominence of both variants in the country.

10 Feb 2022

Excess COVID-19 mortality in Eastern Europe linked to lower vaccination rates and weak implementation of regulations

Researchers assessed the association between excess COVID-19 mortalities with vaccination rate, and regulation enforcement, in Eastern European countries that witnessed high COVID-19 mortalities throughout 2021.

10 Feb 2022

Clinical severity of COVID-19 caused by SARS-CoV-2 variants and the effectiveness of mRNA vaccines against them

A recent study examined the clinical severity of the SARS-CoV-2 Alpha, Delta, and Omicron VOCs and compared vaccine effectiveness against each VOC.

10 Feb 2022

Potential new diagnostic marker for ulcerative colitis discovered

An international research collaboration has discovered a potential new diagnostic marker for ulcerative colitis in a trans-ethnic analysis of Japanese and white patients.

10 Feb 2022

Properties and pharmacokinetics an oral drug candidate for COVID-19 treatment

Researchers studied the preclinical PK) and in vitro ADME properties of GS-441524, a potential oral drug for COVID-19 treatment.

10 Feb 2022

Study explores protection against Omicron and Delta infections by COVID-19 vaccination and previous infection

A new study demonstrated that infection- and vaccine-induced protection induced by the primary COVID-19 vaccination was much reduced for the Omicron BA.1 infection compared to the Delta infection.

10 Feb 2022

Rapid generation and evaluation of an mRNA vaccine candidate specific to Omicron

A recent study demonstrated the development of a potential SARS-CoV-2 Omicron variant-specific mRNA vaccine candidate.

10 Feb 2022

Protective efficacy of BNT162b2 and Ad26.COV2.S against SARS-CoV-2 Omicron challenge in nonhuman primates

The study highlights the significance of mix-and-match vaccine regimens to diversify the immune responses against highly mutated variants of SARS-CoV-2 such as Omicron.

10 Feb 2022

The effect of Omicron mutations at the fundamental atomic scale level

The present study provided interesting insights into the interactions of AAs at the interface between SARS-CoV-2 spike and human ACE2 receptors.

10 Feb 2022

Comparison of SARS-CoV-2 test performance by sample type and modality in close contacts of SARS-CoV-2 cases

In this study, researchers looked at how well molecular and antigen testing performed in symptomatic and asymptomatic close contacts of SARS-CoV-2 positive people.

10 Feb 2022

Individuals with alcohol problems may have lower functional connectivity in brain regions that process emotions

People predisposed to heavy drinking and alcohol problems may have lower functional connectivity - the patterns of signaling between brain areas - in regions that process emotions and social situations.

10 Feb 2022

Measuring T cell responses to SARS-CoV-2 vaccination and infection in healthcare workers with two different assays

The purpose of this study was to compare the OI TSPOT with the in-house PITCH ELISpot for reporting T cell responses specific to SARS-CoV-2 spike and structural proteins.

10 Feb 2022

Biological events occurring during puberty trigger sex differences in learning and memory

New research from the University of California, Irvine reveals that sex differences in learning and memory mechanisms are triggered by biological events occurring during puberty.

10 Feb 2022

Machine learning highly effective at identifying SARS-CoV-2 variants

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9 Feb 2022

Researchers reveal new therapeutic way to block oncogenic RAS mutants

As a 10-year journey comes to fruition, MUSC Hollings Cancer Center researcher John O'Bryan, Ph.D., and colleagues have demonstrated a new therapeutic way to block a protein that is frequently mutated in cancers.

9 Feb 2022

Persistent Ebola virus can hide in the brain and re-emerge to cause fatal disease

In a groundbreaking study published today, scientists describe how Ebola virus, which can persist in certain areas of the body, can re-emerge to cause fatal disease - even long after treatment with monoclonal antibodies.

9 Feb 2022

Medical Science News

New COVID-19 test can determine if individuals have been vaccinated, infected, both, or neither

Scientific statement highlights the uncertainty about health effects of marijuana

New protocol for transplanting 3D cellular structures to regenerate damaged intestinal tissue

Simple eye test may help identify Alzheimer’s risk in middle age

Study suggests SARS-CoV-2 Omicron showed increased household transmission and immune evasion in Norway

Excess COVID-19 mortality in Eastern Europe linked to lower vaccination rates and weak implementation of regulations

Clinical severity of COVID-19 caused by SARS-CoV-2 variants and the effectiveness of mRNA vaccines against them

Potential new diagnostic marker for ulcerative colitis discovered

Properties and pharmacokinetics an oral drug candidate for COVID-19 treatment

Study explores protection against Omicron and Delta infections by COVID-19 vaccination and previous infection

Rapid generation and evaluation of an mRNA vaccine candidate specific to Omicron

Protective efficacy of BNT162b2 and Ad26.COV2.S against SARS-CoV-2 Omicron challenge in nonhuman primates

The effect of Omicron mutations at the fundamental atomic scale level

Comparison of SARS-CoV-2 test performance by sample type and modality in close contacts of SARS-CoV-2 cases

Individuals with alcohol problems may have lower functional connectivity in brain regions that process emotions

Measuring T cell responses to SARS-CoV-2 vaccination and infection in healthcare workers with two different assays

Biological events occurring during puberty trigger sex differences in learning and memory

Machine learning highly effective at identifying SARS-CoV-2 variants

Researchers reveal new therapeutic way to block oncogenic RAS mutants

Persistent Ebola virus can hide in the brain and re-emerge to cause fatal disease

Automation in cell-based workflows

Data management challenges in scientific research

Exploring the nanoscale: How AFM is transforming cosmetic science

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