The emergence and persistence of plasmid-mediated polymyxin resistance in Brazilian poultry production pose a significant One Health challenge. Here, cloacal swabs from 202 broilers across four farms in the State of Rio de Janeiro yielded 125 Enterobacteriaceae isolates growing on polymyxin-EMB agar. Escherichia coli accounted for 99% of resistant isolates, with one Klebsiella pneumoniae . Multidrug resistance (MDR) was observ...

This study presents an updated inventory of the geological heritage at the territory of the proposed Serra do Sincorá Geopark, located in Chapada Diamantina, Bahia, Brazil. The area covers 6,313 km² across the municipalities of Andaraí, Lençóis, Mucugê, and Palmeiras. It includes much of the Chapada Diamantina National Park (PARNA-CD), a major tourist destination in Brazil. Situated within the Espinhaço Supergroup, the region...