CDC advisers try to work out the details on COVID-19 booster shots – The Denver Post

With booster doses of Pfizer’s COVID-19 vaccine now authorized in the U.S., government advisers reconvened on Thursday to tackle the most contentious question yet: Exactly who should roll up their sleeves right away? Late Wednesday, the Food and Drug Administration signed off on extra shots of the Pfizer formula for a broad swath of Americans: those 65 and older, people […]

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Psychological capital may be the antidote for working in a pandemic, study suggests

Just like the COVID-19 vaccine protects against contracting the contagious virus, the collective elements of self-efficacy, optimism, hope and resiliency help inoculate employees from the negative effects of working through a pandemic, according to a new West Virginia University study. Jeffery Houghton, management professor, had studied how college students coped with stress through adaptive (i.e. exercise, meditation, social networking) and […]

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Here’s When Dr. Fauci Really Thinks We Will Have Covid Under Control

Pool/Getty Images By Melissa Willets/Aug. 24, 2021 10:30 am EDT If you had told most people Covid-19 would still be controlling our lives in the fall of 2021, we wouldn’t have believed it. But, here we are, with the virus’ new variant, Delta, causing cases to spike nationwide (via U.S. News & World Report). Throughout the pandemic, Dr. Anthony Fauci has […]

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Battle fatigue can drive T cells to exhaustion: Cancer and viruses are tough to fight

Just as it is for marathoners who’ve completed a 26-mile run, or shrubs that have gone without water in a heatwave—exhaustion is an unavoidable fact of life. Dogs get exhausted after herding sheep; birds turn in for the night after an exhausting day of flying and singing. The same is true for T cells, the workhorses of the immune system—they […]

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Vaccinated Hawaiian resident tests positive for Delta coronavirus variant

Doctors urge COVID vaccinations as Delta variant spreads Fox News medical contributor Dr. Marty Makary discusses the COVID-19 Delta variant and vaccine side-effects in adolescents Hawaiian health officials said Monday that a fully vaccinated resident who traveled to Nevada last month has since tested positive for the Delta coronavirus variant. The resident, who lives in Oahu, tested negative for COVID-19 […]

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New class of drug gives hope to some ovarian cancer patients

A study published today in Nature Communications shows that the drug rucaparib has been effective in treating certain types of ovarian cancers if used early in treatment, after a diagnosis, and before the cancer cells build up a resistance to chemotherapy. Rucaparib is in a relatively new class of drugs—Poly(ADP-ribose) polymerase or PARP inhibitors—which have been approved for therapy in ovarian cancers. […]

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Fighting Zika? Call in the T cells

Where Aedes mosquitoes fly, Zika virus may not be far behind. Although the explosive 2015-2016 Zika epidemics in the Americas are behind us, Zika may re-emerge, and “in many countries, Zika may be spreading in silence,” says Sujan Shresta, Ph.D., a professor at La Jolla Institute for Immunology (LJI). “We need to develop effective vaccines.” In a new Science Advances […]

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Ultraviolet B exposure expands proenkephalin+ regulatory T cells with a healing function

Ultraviolet B (UVB) is used as an effective therapy for individuals with psoriasis and atopic dermatitis because it has an immunosuppressive effect. The immune system develops to protect the body from infection or cancer. Its activation affects many physiological functions. Regulatory T (Treg) cells, expressing CD25 and Foxp3, constitute about 5-10% of peripheral CD4+T cells and work as brake on […]

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