Diseases, Conditions, Syndromes

Tracking the evolution and transmission of yellow fever

A pioneering Oxford University research collaboration into yellow fever virus (YFV) has shed new light on the exceptional recent outbreak in Brazil and how the virus spreads. The findings have implications for monitoring ...

Diseases, Conditions, Syndromes

Brazil neighbors limit travel to halt virus strain's spread

Brazil's neighbors are starting to restrict international travel amid concern about the spread of a new coronavirus variant that experts say may be more contagious and driving a second wave of infections.

Diseases, Conditions, Syndromes

Wild boars, hunting dogs and hunters carry tick-borne bacteria

Rickettsia bacteria cause a number of human and animal infections, including Rocky Mountain spotted fever. Now, researchers reporting in PLOS Neglected Tropical Diseases have for the first time surveyed the prevalence of ...

Vaccination

Brazil aims to buy 30 mn Sputnik V, Covaxin shots

The Brazilian government announced Wednesday it was negotiating the purchase of 30 million coronavirus vaccine doses from Russia and India, after regulators made it easier for the treatments to win emergency-use authorizations.

Diseases, Conditions, Syndromes

Health officials want more Zika samples, data from Brazil

Brazil is not sharing enough samples and disease data to let researchers determine whether the Zika virus is, as feared, linked to the increased number of babies born with abnormally small heads in the South American country, ...

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