Diseases, Conditions, Syndromes

New study probes macrophages' role in developing pulmonary fibrosis

Scientists have long known that white blood cells called macrophages accumulate in the lungs of people suffering from pulmonary fibrosis. What role macrophages play in developing the often fatal lung disease is less clear.

Medical research

Alveolar macrophages help CD8+ T cells go (anti-)viral

The human immune system is a highly complex network of cells, signals, and responses that is tightly regulated to ensure that the body can fight off infection without damaging its own tissues. Now, researchers from Japan ...

Immunology

Study hints at why older people are more susceptible to the flu

Though the COVID-19 pandemic provided a brief respite, influenza virus is back in circulation and, as usual, poses a special danger to people over the age of 65. But why are older people more susceptible to the flu? New research ...

Diseases, Conditions, Syndromes

Mysterious outbreak of bone-eating TB resembles an ancestral form

Tuberculosis is usually encountered as a disease of the lungs, but in 2% of cases in the U.S. it can also be found in the bones. The 9,000-year-old skeletons of some Egyptian mummies show signs of having tuberculosis infection ...

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