The bacterium that causes Lyme disease is a master of disguise, changing its appearance to evade the immune system as it moves from the ticks that carry it to humans or animals.
Chlamydia is devastating for koalas, but the vaccine to prevent infection requires a booster shot. Recapturing the animals for their booster shot is costly and stresses them, but there’s a solution.
Naomi Klein uses her frequent confusion with ‘doppelganger’ Naomi Wolf to spark an exploration of doubles, mirror-worlds, and the gulf between left and right.
Specific beliefs may have more to do with people’s vaccine views than their religious affiliation – but it depends on which vaccine you’re talking about.
Jocelyn Moyes, National Institute for Communicable Diseases; Cheryl Cohen, National Institute for Communicable Diseases, dan Sibongile Walaza, University of the Witwatersrand
Flu vaccines remain the most effective method available to prevent flu illness, especially severe illness.
New analysis answers questions about the ongoing effectiveness of COVID vaccines: How well they protect against infection, hospitalization and death months after initial doses or after a booster shot.
While mRNA vaccines are designed to last longer in the body than mRNA molecules typically would, they are also tested to ensure they are eliminated from livestock long before milking or slaughter.
Polio vaccines have been a massive public health victory in the US. But purely celebratory messaging overlooks the ongoing threat if vaccination rates fall.
Africa has come a long way, in the post-COVID era, in boosting the morale around local production investments among local and foreign companies. But more is needed.
Similar to the patterns seen with COVID-19, flu and RSV, HMPV is making a comeback after years of being repressed by people wearing masks and social distancing.
Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand