Mumbai: Considering the situation in Maharashtra, Mumbai-based Haffkine Institute needs to conduct research on a COVID-19 vaccine soon, Chief Minister Uddhav Thackeray said on Tuesday.Thackeray made the comments during a review meeting he held in connection with the Parel-based institute, one of the oldest biomedical research establishments in the country, an official statement said.Medical Education Minister Amit Deshmukh was also present for the meeting.The main task of the Haffkine Institute is to produce vaccines for different diseases and carry out research."Hence, priority needs to be given to conduct research on a big scale here in the time to come and the state government will extend all cooperation required for the same, Thackeray.