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Self-amplifying mRNA vaccines appear safe in lab and animal tests

mRNA vaccines contain instruction codes for making parts of pathogenic viruses. Can so-called self-amplifying types of such vaccines form unwanted and dangerous connections with other viruses? Yes, say Wageningen virologists ...

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How a bacterium supports healing of chronic diabetic wounds

There are many important reasons for keeping cuts and sores clean, but new research from the Perelman School of Medicine at the University of Pennsylvania shows that a certain bacterium, Alcaligenes faecalis (A. faecalis), ...

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New protein discovery may influence future cancer treatment

Researchers from the University of Otago, Christchurch, have spearheaded the discovery of a protein function which has the potential to guide the development of novel cancer treatment options and improve the diagnosis of ...

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Study debunks link between moderate drinking and longer life

Probably everyone has heard the conventional wisdom that a glass of wine a day is good for you—or you've heard some variation of it. The problem is that it's based on flawed scientific research, according to a new report ...

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Guideline on management of central airway obstruction released

The American College of Chest Physicians (CHEST) recently released a new clinical guideline on central airway obstruction (CAO). Published in the journal CHEST, the guideline contains 12 evidence-based recommendations to ...

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Cure for male pattern baldness given boost by sugar discovery

The key to curing male pattern baldness—a condition that affects up to 50% of men worldwide—could lie in a sugar that naturally occurs in the human body, according to scientists at the University of Sheffield.

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Peptide cocktails show promise in combating antibiotic resistance

Antibiotics are essential tools in modern medicine, regularly used to treat bacterial infections and prevent infections during surgery. However, the widespread use of antibiotics has led to many bacteria developing resistance, ...

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Study shows significant risk of sensory loss in long COVID

New research has revealed the extent of sensory loss among people suffering from long COVID, with around 30% reporting a decreased sense of smell, and a similar number finding their sense of taste continuing to be affected ...

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Faulty neurotransmitter causes weak, overactive bladder in mice

Urinating more frequently and in lower volumes can be a sign of overactive bladder, according to physiologists from Beth Israel Deaconess Medical Center and Harvard Medical School in Boston. Researchers investigated how the ...

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Chlamydia's stealthy cloaking device identified

Chlamydia, the leading cause of sexually transmitted bacterial infections, evades detection and elimination inside human cells by use of a cloaking device. But Duke University researchers have grasped the hem of that invisibility ...

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Studies of autism tend to exclude women, researchers find

In recent years, researchers who study autism have made an effort to include more women and girls in their studies. However, despite these efforts, most studies of autism consistently enroll small numbers of female subjects ...

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Can vaping cause you to fail a sobriety test?

Five years ago, researchers led by Virginia Commonwealth University forensic science professor Michelle Peace, Ph.D., revealed that e-liquids—the flavored nicotine solution used in e-cigarettes—frequently contain ethanol, ...

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How a single protein could unlock age-related vision loss

Research led by Sanford Burnham Prebys professor Francesca Marassi, Ph.D., is helping to reveal the molecular secrets of macular degeneration, which causes almost 90% of all age-related vision loss. The study, published recently ...

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Cravings for fatty foods traced to gut-brain connection

A dieter wrestling with cravings for fatty foods might be tempted to blame their tongue: the delicious taste of butter or ice cream is hard to resist. But new research investigating the source of our appetites has uncovered ...

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Study uncovers possible path for improving T cell therapies

A study led by researchers at the University of Arizona Health Sciences discovered new information about the inner workings of the immune system that could have a profound impact on T cell therapies for cancer and other diseases.

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Elevated cholesterol found in GenX Exposure Study participants

In a new paper detailing findings from North Carolina State University's GenX Exposure Study, researchers found that elevated levels of per- and polyfluoroalkyl substances (PFAS) were associated with higher total cholesterol ...

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Research shows that DOPA protects against melanoma

People with light skin tones are far more likely to develop melanoma skin cancer than people with dark skin tones. This large disparity results from far more than can be explained by the UV protective effects of melanin pigment, ...

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Cold physical plasma kills coronaviruses

A Greifswald research team from the Center of Excellence ZIK plasmatis at the Leibniz Institute for Plasma Science and Technology e.V. (INP) was able to demonstrate for the first time in laboratory experiments the inactivation ...

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COVID-19 vaccine differences between men and women

Almost 95 percent of Australians aged 16 and over are now fully vaccinated against COVID-19. Globally, around 65 percent of adults have had at least one dose of the vaccines available including Moderna, AstraZeneca, Janssen ...

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New treatment could result in more donor lungs

A large number of donated lungs cannot be used for transplantation. Researchers at Lund University in Sweden and Skåne University Hospital have conducted an animal study, bringing hope that more donor lungs could be used ...