Chinese scientists have developed a "heart-on-a-chip" device to mimic the beat and contraction of cardiac muscle cells in vitro, which could replace non-human animal models for drug screening.
SENEGAL | DAKAR：05.09 20:27
NIGERIA | LAGOS：05.09 21:27
EGYPT | CAIRO：05.09 22:27
UAE | DUBAI：05.10 00:27
SRI LANKA | COLOMBO：05.10 01:57
SINGAPORE：05.10 04:27
ENGLAND | LONDON：05.09 21:27
RUSSIA | MOSCOW：05.10 00:27
CHINA | BEIJING：05.10 04:27
AMERICA | Los Angels：05.09 13:27
AMERICA | New York：05.09 16:27
BRAZIL | San Paulo：05.09 17:27
