China's Clover says its Covid-19 vaccine candidate shows immune response in mice

Chinese biotechnology company Clover Biopharmaceuticals said on Tuesday the modified version of its Covid-19 vaccine candidate showed a strong immune response against the original strain of the virus and some variants during animal testing.

Clover said in a statement its vaccine candidate demonstrated a "neutralisation" against the South African, Brazilian and UK variants among mice.

The company is testing...