Cardiology

Heart study: Low- and regular-dose aspirin safe, effective

An unusual study that had thousands of heart disease patients enroll themselves and track their health online as they took low- or regular-strength aspirin concludes that both doses seem equally safe and effective for preventing ...

Diseases, Conditions, Syndromes

Lab model offers hope for macular degeneration patients

Age-related macular degeneration (AMD), which leads to a loss of central vision, is the most frequent cause of blindness in adults 50 years of age or older, affecting an estimated 196 million people worldwide. There is no ...

Diseases, Conditions, Syndromes

Immunological memory after SARS-CoV-2 infection recovery

Until now, it was unclear whether a survived SARS-CoV-2 infection or COVID-19 leads to a persistent immunological memory and thus can protect against a new infection. Several studies had shown that SARS-CoV-2 specific antibodies ...

Immunology

How immune cells activate the killer mode

Unraveling a key motif: The T lymphocytes of the immune system work to destroy infected cells or cancer cells. To do so, they have to identify the threat: Molecules perceived as foreign—so-called antigens—bind to the ...

page 3 from 40