Oncology & Cancer

How immune cells in the tumor microenvironment make things worse

Cells from the immune system called CD4+ regulatory T cells, or simply Treg, are linked to tumor prognosis: the more Treg cells present in a tumor, the worst the prognosis. We know from previous research studies that Treg ...

Medical research

Messenger RNA: How it works in nature and in making vaccines

Vaccines have long been an integral part of public health programs around the world, reducing the spread and severity of infectious diseases. The success of immunization strategies to protect children from diseases like polio, ...

Diseases, Conditions, Syndromes

CDC revises website info on how COVID-19 spreads

The U.S. Centers for Disease Control and Prevention on Friday changed its website guidance on how COVID-19 spreads, emphasizing that it is mainly transmitted through the air, not on surfaces.

Health

Dust at work can lead to rheumatic diseases

If you are exposed to silica (quartz) dust at work—e.g. from working with concrete and granite—you have a greater risk of certain types of rheumatic disease. This is shown by results from Aarhus University and Aarhus ...

Diseases, Conditions, Syndromes

COVID-19 mask study finds layering, material choice matter

Wearing a face mask can protect yourself and others from COVID-19, but the type of material and how many fabric layers used can significantly affect exposure risk, finds a study from the Georgia Institute of Technology.

Diseases, Conditions, Syndromes

Three-layered masks most effective against large respiratory droplets

If you are going to buy a face mask to protect yourself and others from COVID-19, make sure it's a three-layered mask. You might have already heard this recommendation, but researchers have now found an additional reason ...

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