The canceled March trip had been expected to net $ 2 billion in joint ventures and contracts for American companies, said Jing Ligan, head of the U . S . division of China's Ministry of Foreign Trade.
12.
The canceled March trip had been expected to net $ 2 billion in new joint ventures and contracts for American companies, said Jing Ligan, head of the U . S . division of China's Ministry of Foreign Trade.
13.
It is thought that when keratinocytes have been damaged by UVB radiation, this triggers a series of processes, caused in part by damage to the DNA . A study indicates that it may be at the mitochondria where the various processes ( ligan-dependent receptor activation and cytosolic signaling ) pathways are activated by the production of reactive oxygen species ( ROS ) that may direct the destruction of keratinocytes through apoptosis by activating caspase.
