Disease [noun]

When the number drops too low it means an epidemic is likely out of control, since officials can no longer keep up with the demand for testing and see where new pockets of disease are spreading.

To that end, his lab infected the brains of mice, chimpanzees, and monkeys with the virus that causes the disease.

It found vaccination levels for all diseases globally have dropped to the lowest in 25 years because of pandemic lockdowns and economic destabilization.

According to the commission’s calculations, only 80 or so couples in the US have both partners carry mutations for sickle-cell disease.

“It was thought for a long time that this is the only way in which an immune response remembers an infection, by these memory lymphocytes,” said Mihai Netea, a clinician and infectious disease specialist at Radboud University in the Netherlands.

The production of vaccines already licensed were halted, and the development of new vaccines to prevent other fatal diseases was hindered.

Learning from these diseases, or other respiratory viruses such as influenza, is one of the best ways to prepare for future outbreaks.

The so-called “lethal dose” of SARS-CoV-2, an amount of the disease that can make anyone very sick, has yet to be established, for one thing.

A key supplier to China, the largest consumer, Germany stepped up efforts to prevent the disease from entering the country since it emerged in western Poland late last year.

Usually a phase three trial has two groups, one receiving the vaccine being tested and the other a placebo or “control” injection, for example saline or a vaccine against a different disease.