India, July 15 -- Five more people have tested positive for the Zika virus in Kerala, taking the total number of vector-borne disease cases to 28, the state health ministry said on Thursday. The fresh cases have been reported from Thiruvananthapuram. They were confirmed after tests at the National Institute of Virology's regional centre in Alapuzha.

Heath minister Veena George has called an emergency meeting of officials on Thursday afternoon to discuss the matter.

The health department has identified a cluster spread over 3km in Thiruvananthapuram's Anayara where the presence of Aedes mosquitoes has been detected in stagnant water bodies. Bite of infected Aedes species mosquito mostly spreads Zika.

Authorities have started a vector co...