Diseases, Conditions, Syndromes

Runaway immune reactions can cause long COVID breathing problems

Stanford Medicine researchers have found a mechanism behind one of the most common symptoms of long COVID—shortness of breath. Post COVID-19 breathing problems are caused by a condition known as lung fibrosis, when damaged ...

Immunology

Immune cells hold clues to vitamin D absorption, study suggests

Vitamin D plays an integral role in regulating immune function, and Penn State researchers have identified immune cells in mice that can be differentiated by whether or not they have vitamin D receptors—a finding that could ...

Diseases, Conditions, Syndromes

Researcher identifies potential cause of 'long COVID'

Even though the COVID-19 public health emergency classification will expire this spring, the lingering effects of the pandemic remain. A constant puzzle to solve since the first year of the pandemic has been "long COVID," ...

Immunology

How the thymus trains T cells to fight infections

T cells are a special class of white blood cells that patrol the body and attack infected or foreign tissue. They learn to distinguish friendly proteins from dangerous ones in an organ called the thymus. However, when T cells ...

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