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Dec. 15, 2022 Mathematical modeling reveals how fleas with early-stage Yersinia pestis infections are insufficient to drive epizootic outbreaks but can help promote a low level of enzootic ...
May 15, 2024 Highly pathogenic H5N1 avian influenza was detected in dairy cattle for the first time in the United States in March, with nine states reporting outbreaks by May. While the method of transmission ...
Oct. 5, 2023 Researchers found that pre-existing immunity to Cytomegalovirus (CMV) can limit its transmission during pregnancy and protect against associated birth defects. The study marks an important step ...
Sep. 30, 2022 Certain gut bacteria -- including one that is essential for a healthy gut microbiome -- differ between people who go on to acquire HIV infection compared to those who have not become ...
Jan. 2, 2023 Vaccination and boosting, especially when recent, helped to limit the spread of COVID-19 in California prisons during the first Omicron wave, according to an analysis that examined transmission ...
July 8, 2024 While H5N1 avian influenza virus taken from infected cow's milk makes mice and ferrets sick when dripped into their noses, airborne transmission of the virus between ferrets -- a common model ...
July 19, 2022 A study of COVID-19 transmission in geriatric acute care wards found healthcare workers in wards with outbreaks of the virus were more likely to transmit new infections than those working in COVID-19 ...
Oct. 27, 2022 A nasal vaccine can help bolster immune responses to COVID-19 in previously vaccinated animals and reduce viral transmission, researchers report. The new vaccine approach -- which is known as ...
July 31, 2024 A nasal COVID-19 vaccine blocks transmission of the virus, according to an animal study. The findings suggest that vaccines delivered directly to the nose or mouth could play a critical role in ...
May 21, 2024 A new laboratory study suggests that human body lice are more efficient at transmitting Yersinia pestis, the bacterium that causes plague, than previously thought, supporting the possibility that ...