In view of the Nipah virus cases in Kerala, the Karnataka Health Department issued a circular on Thursday to intensify surveillance in the districts bordering Kerala to prevent the transmission of the infection. With one more case of Nipah virus confirmed in Kerala’s Kozhikode on Friday, the total tally is now at 6, including 2 deaths. All cases have been recorded in Kozhikode. In the circular, the Karnataka Health Department advised district authorities to “Set up check posts for fever surveillance at points of entry from Karnataka to Kerala. Intensify fever surveillance in bordering districts such as Chamarajanagar, Mysore, Kodagu, and Dakshin Kannada.”