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Nov. 30, 2020 —More than one-third of kids who have COVID-19 aren't showing symptoms, according to a new study that suggests youngsters diagnosed with the disease may represent just a fraction of those ...
Mar. 8, 2021 —Diphtheria - a relatively easily-preventable infection - is evolving to become resistant to a number of classes of antibiotics and in future could lead to vaccine escape, warn an international team ...
July 15, 2022 —The biomolecule diphthamide is essential for the proper formation of proteins in cells. When humans are infected with diphtheria, diphthamide is altered by the diphtheria toxin so that ...
Oct. 28, 2020 —Although meeting the criteria for discontinuation of quarantine, patients with persistent respiratory symptoms are more likely to test positive for the virus, a new study ...
Dec. 22, 2022 —Children exhale significantly fewer potentially infectious particles than adults -- at least this is true for the small respiratory droplets that are predominantly produced in the ...
June 10, 2022 —Scientists who compared respiratory vaccine-delivery systems have confirmed that inhaled aerosol vaccines provide far better protection and stronger immunity than nasal ...
Oct. 6, 2020 —Scarlet fever is on the rise worldwide, after being almost eradicated by the 1940s. Researchers says supercharged 'clones' of the bacteria Streptococcus pyogenes are to blame for the ...
May 9, 2021 —Researchers have successfully developed a new Strep A human challenge model, paving the way to test vaccines against the common deadly bacteria that causes sore throats, scarlet fever and skin ...
Oct. 7, 2020 —Symptoms for pregnant women with COVID-19 can be prolonged, lasting two months or longer for a quarter of the women who participated in a new ...
Aug. 4, 2021 —Fewer than one in 20 children with symptomatic COVID-19 experienced symptoms lasting longer than 4 weeks, and almost all children have fully recovered by 8 weeks, a new study has ...