Beijing, June 29 (IANS) China's military has received approval for using a Covid-19 vaccine jointly developed by its research unit and CanSino Biologics Inc.The approval for the Recombinant Novel Coronavirus Vaccine (Ad5-nCoV) was granted by HealthBureau of the Logistics Support Department of China's Central Military Commission on June 25, for one year, CanSino Biologics said on Monday.The phase-1 and phase-2 clinical trials of the Ad5-nCoV were conducted in China.Data of clinical trials showed a good safety profile and high levels of humoral and cellular immune response, CanSino Biologics said.The overall clinical results indicate that the Ad5-nCoV has potential to prevent diseases caused by SARS-CoV-2.The use of the vaccine is currently limited to military use only and its use cannot be expanded to a broader vaccination range without the approval of the Logistics Support Department.The vaccine was jointly developed by the CanSino Biologics and Beijing Institute of Biotechnology, Academy of Military Medical Sciences.The Ad5-nCoV vaccine is one of eight Covid-19 vaccine candidates in China that has received approval for conducting human trials. --IANS gb/vd