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Participants in South Africa’s first clinical trial for a vaccine against COVID-19 are to be vaccinated this week.
Non-typhoidal Salmonellae are a group of bacteria that cause gastroenteritis and are found throughout the world. However, these bacteria can sometimes spread beyond the gut into the blood stream, causing invasive non-typhoidal Salmonella (iNTS) disease, a condition which disproportionately affects individuals with weak immune systems (e.g. due to malnutrition or HIV co-infection).