Under emergency protocols, doctors can request to use survivors’ plasma to treat some critically ill COVID-19 patients.  

A small study of macaques finds they don’t develop a coronavirus infection the second time they are exposed, supporting the idea of using plasma from recovered patients as a treatment for COVID-19.

Infected children may harbor SARS-CoV-2 while showing less-severe symptoms than adults. Their young immune systems, ACE2 receptor levels, and even exposure to other coronaviruses might play a role in their resilience.

There is no evidence backing the idea that SARS-CoV-2 originated from US servicemembers visiting Wuhan.

A proof-of-concept study uses a strategy similar to the way tumors evade immune detection. The new limbs survive for more than 200 days.

Dozens of schools across 11 states have announced emergency policies to help curb the spread of COVID-19.

The WHO chief calls for swift action as universities in multiple countries shut down and researchers report kids can become infected.

An increase in confirmed infections, particularly in Italy, Iran, and South Korea, has led to heightened measures to prevent the spread of the virus SARS-CoV-2.

Liu Zhiming is the eighth frontline health-care worker to die from COVID-19, and hundreds more have been infected.