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Common antibiotic no more effective than placebo in preventing COVID-19 symptoms among non-hospitalized

A new study has found that the antibiotic azithromycin was no more effective than a placebo in preventing symptoms of COVID-19 among non-hospitalized patients, and may increase their chance of hospitalization, despite widespread prescription of the a.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Mechanisms to separately regulate synaptic vesicle release and recycling

Interactions of two voltage-gated calcium channels and a pump enable separate control of exocytosis and endocytosis at chemical synapses......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Why identical mutations cause different types of cancer

Why do alterations of certain genes cause cancer only in specific organs of the human body? Scientists have now demonstrated that cells originating from different organs are differentially susceptible to activating mutations in cancer drivers......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Mathematical models and computer simulations are the new frontiers in COVID-19 drug trials

Researchers are using computer models to simulate COVID-19 infections on a cellular level which allows for virtual trials of drugs and vaccines, opening the possibility of pre-assessment for drug and vaccine efficacy against the virus......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

COVID-19 antibodies persist at least nine months after infection, study shows

Testing of an entire Italian town shows antibody levels remain high nine months after SARS-CoV-2 infection, whether symptomatic or asymptomatic......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Words matter: Language can reduce mental health and addiction stigma

Using appropriate language to describe mental illness and addiction can help to reduce stigma and improve how people with these conditions are treated in health care settings and throughout society. The authors define stigma as negative attitudes tow.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Deconstructing the infectious machinery of SARS-CoV-2

Scientists have published a comprehensive study that -- alongside other recent, complementary studies of coronavirus proteins and genetics -- represents the first step toward developing treatments for COVID-19......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Single cancer cells have different appetites for fatty acids

A recently developed method provides new insights into cancer biology by allowing researchers to show how fatty acids are absorbed by single cells......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

3D "assembloid" shows how SARS-CoV-2 infects brain cells

Researchers have produced a stem cell model that demonstrates a potential route of entry of SARS-CoV-2, the virus that causes COVID-19, into the human brain......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Repairing hearts with deadly spider venom: Study

A potentially life-saving treatment for heart attack victims has been discovered from a very unlikely source - the venom of one of the world's deadliest spiders. A drug candidate developed from a molecule found in the venom of the Fraser Island (K'ga.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

No sign of COVID-19 vaccine in breast milk

Messenger RNA vaccines against COVID-19 were not detected in human milk, according to a small study, providing early evidence that the vaccine mRNA is not transferred to the infant......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

When mad AIOLOS drags IKAROS down: A novel pathogenic mechanism

Researchers have described a novel primary immunodeficiency due to a mutation in AIOLOS. This acts through a novel pathogenic mechanism termed 'heterodimeric interference', whereby when two different proteins bind together in a heterodimer, the mutan.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

How micro-circuits in the brain regulate fear

The brain mechanisms underlying the suppression of fear responses have attracted a lot of attention as they are relevant for therapy of human anxiety disorders. Despite our broad understanding of the different brain regions activated during the exper.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

New theory suggests blood immune and clotting components could contribute to psychosis

A scientific review has found evidence that a disruption in blood clotting and the first line immune system could be contributing factors in the development of psychosis......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

New UK study reveals extent of brain complications in children hospitalized with COVID-19

Although the risk of a child being admitted to hospital due to COVID-19 is small, a new UK study has found that around 1 in 20 of children hospitalized with COVID-19 develop brain or nerve complications linked to the viral infection......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Monoclonal antibodies may neutralize many norovirus variants

Researchers have taken a big step toward developing targeted treatments and vaccines against a family of viruses that attacks the gastrointestinal tract......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Body mass index as a risk factor for diabetes varies throughout the world

There are substantial differences among low- and middle-income countries in the association between BMI and diabetes risk. Individual countries can optimize diabetes screening by tailoring guidelines to their specific population's risk threshold for.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Abelacimab effective blood clot treatment, study suggests

A potentially game-changing treatment for people with, or at risk of, blood clots has been found effective by an international team of researchers......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

T-cell "training grounds" behind robust immune system response seen in adenovirus vaccines

Adenovirus vaccine vectors, such as the ChAdOx1 nCov-19 construct which has risen to prominence as a major vaccine for COVID-19, may generate robust long-term immune system responses, according to scientists......»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News

Novel autoantibody adds fuel to COVID-19 "firestorm" of inflammation, blood clots

Researchers have discovered another functional autoantibody in COVID-19 patients that contributes to the disease's development and the 'firestorm' of blood clots and inflammation it induces. The autoantibody makes it much harder for the body to degra.....»»

Source:  SciencedailyCategory: BiomedJul 20th, 2021Related News