橙红色荧光、亲脂性碳菁染料-DiIC12 (3)，是DiI (DiIC18 (3))的短链类似物，能比DiI更轻易插入细胞膜。在水中呈弱荧光，一旦插入膜后发强荧光且光相对稳定。 DiIC12 ...

Astronauts Piers J. Sellers (left) and David A. Wolf in the midst of a pre-breathe exercise in preparation for a spacewalk. | ...

Fast forward to today, a new paper tackles and reconsiders the results of the Viking Biology experiments. "The discovery of perchlorate on Mars by the Phoenix mission has provided a basis for ...

The U.S.-sanctioned cargo vessel is on its way to the Iranian port of Bandar Abbas and is expected to arrive later this month ...

The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results ...

We do our best to take care of ourselves, but recent testing shows there’s a potentially harmful chemical that even our fresh ...

The ship was reportedly carrying a 1,000-ton shipment of sodium perchlorate, a precursor chemical for rocket fuel, European intelligence sources told CNN. Intelligence sources also told CNN that ...