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By experimenting in cells and mice, the researchers have identified and verified that a protein called Slc12a8 is in fact the mystery transporter, and Slc12a8 requires the presence of sodium ions to transport NMN into cells, showed the study published Monday in the inaugural issue of the journal Nature Metabolism.

C919 aircraft manufacturer Commercial Aircraft Corporation of China (COMAC) said that a further three prototypes of the aircraft will have their debut flights this year, and preparations for mass production of the nation's first homegrown narrow-body passenger plane will also be accelerated.

By the end of August this year, the country had cut its steel capacity by more than 115 million metric tons.

CANBERRA - Experts have made the call to suspend organ transplants in Australia due to the risk coronavirus poses to recipients.

By the end of August, 1,008 projects had finished company registrations and 880 projects had started construction, Zhang said.