Immunology

A tiny molecule with a big impact

Nitric oxide (NO) occurs naturally in the human body as a messenger substance. It is considered an all-rounder, as it performs numerous important regulatory functions, including immune defense against pathogens. The exact ...

Diseases, Conditions, Syndromes

UK govt under spotlight as COVID cases rise again

Britain has repeatedly trumpeted its mass vaccination programme against COVID-19, hailing its early approval of jabs as a key part of the long struggle to return to normal life.

Diseases, Conditions, Syndromes

Incidence rates of SARS-CoV-2 similar for children, adults

(HealthDay)—The incidence rates of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection are similar for children and adults, but more infections among children are asymptomatic, according to a study published ...

Diseases, Conditions, Syndromes

China kills 3 housecats that tested positive for COVID-19

A city in northern China has killed three housecats after they tested positive for COVID-19, according to a local media report Wednesday, as the country takes increasingly strict measures to contain new outbreaks.

Diseases, Conditions, Syndromes

Explaining COVID-19 breakthrough infections

The U.S. has now vaccinated more than 208 million people with at least one dose of COVID-19 vaccine. More people are getting vaccinated, but transmission rates in communities are still high, with 94% of U.S. counties classified ...

Diseases, Conditions, Syndromes

COVID-19 cases climbing, wiping out months of progress

COVID-19 deaths and cases in the U.S. have climbed back to levels not seen since last winter, erasing months of progress and potentially bolstering President Joe Biden's argument for his sweeping new vaccination requirements.

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