Medical research

Recipient's immune system governs stem cell regeneration

A new study in Nature Medicine describes how different types of immune system T-cells alternately discourage and encourage stem cells to regrow bone and tissue, bringing into sharp focus the importance of the transplant recipient's ...

Medical research

Investigating mRNA-based antibiotics

In the fight against the COVID-19 pandemic, mRNA-based vaccines have impressively demonstrated their potential. Using this technology, scientists were able to rapidly develop and bring to market vaccines against SARS-CoV-2 ...

Psychology & Psychiatry

Meth vaccine shows promising results in early tests

Scientists at The Scripps Research Institute (TSRI) have performed successful tests of an experimental methamphetamine vaccine on rats. Vaccinated animals that received the drug were largely protected from typical signs of ...

Medical research

Researchers discover path to blocking fatal toxins

A team of researchers at the Hebrew University of Jerusalem says it has found a way to block a group of fatal bacterial toxins that have to date resisted all attempts to arrest them through the use of conventional drugs.

Inflammatory disorders

New discovery solves problem of anti-inflammatory substance

There have been great expectations regarding the production of a drug to block the enzyme LTA4 hydrolase, which plays a key role in the body's inflammatory response. However, in clinical trials, such molecules have proven ...

Vaccination

Q And A: How different types of COVID-19 vaccines work

DEAR MAYO CLINIC: I know COVID-19 has been around now for over a year, but I'm still confused by the different types of vaccines, including messenger RNA and vector vaccines. Can you explain how these vaccines work and the ...

Diseases, Conditions, Syndromes

Dexamethasone trial results confirm COVID-19 benefits but also risks

The keenly-awaited full results from a UK trial of the steroid dexamethasone were published Friday, confirming its life-saving benefits for COVID-19 patients on ventilators but suggesting it may cause harm if given too early.

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