Three cases were confirmed at TrueNat laboratories, while 141 cases were detected through Rapid Antigen Test (RAT), the statement issued by the state information and public relations department said.
Of the 144 fresh cases, Aizawl district reported 86 cases, Champhai district 32, Kolasib 13, Serchhip five, Lawngtlai three, Lunglei one, and Siaha and Mamit districts reported two cases each, it said.
More than 23 children and seven senior citizens have also tested positive for COVID-19. Two patients have travel history, while the remaining 142 were found to have locally contracted the infection, the statement said.
Eighty-two patients have developed symptoms of COVID-19 and the remaining 62 are asymptomatic, it said.
The number of active cases now stands at 2,033, while 6,120 people have recovered from the infection. At least 23 people have succumbed to the infection so far.
As many as 1,961 samples were tested in the last 24 hours and the infection rate was 7.34 per cent.
Up to 3,39,065 samples have been tested till date.
Meanwhile, state immunisation officer Dr Lalzawmi said that as many as 2,30,103 people have been administered the first dose of COVID-19 vaccine and 51,445 of them have received both the doses of vaccine till Wednesday.