Immunology

How the 'Iron Man' of immune cells helps T cells fight infection

The immune system's killer T cells are crucial in fighting viral infections. A fraction of them, called 'memory cells', live on once infection is controlled in order to fight re-infection by the same virus. They are of great ...

Diseases, Conditions, Syndromes

COVID-19 immunity: How long does it last?

Millions of people across the world have been infected with SARS-CoV-2, the virus that causes COVID-19. Countries are also now embarking on massive vaccination campaigns to control the virus and protect their most vulnerable ...

Medical research

Skin sentry cells promote distinct immune responses

A new study reveals that just as different soldiers in the field have different jobs, subsets of a type of immune cell that polices the barriers of the body can promote unique and opposite immune responses against the same ...

Medical research

Alzheimer's and an unusual molecular chaperone

Among the hallmarks of Alzheimer's disease are the Alzheimer fibrils, deposits of the tau protein, which accumulate in nerve cells in the form of fibres and disrupt communication between nerve cells. But how does this fibre ...

Immunology

Regulating the MS-causing properties of Th17 cells

An international study group led by researchers from Osaka University identifies a protein regulator responsible for inducing the pathogenic properties of Th17 cells, leading to multiple sclerosis and other inflammatory autoimmune ...

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