Lin said that in a hypoxic tumor microenvironment, cancer cells secrete hydrogen sulfide and send a signal to the tetrameric protein pyruvate kinase (PKM2), causing it to break down into smaller ...

One example is the transportation of hydrogen produced from lignite coal overseas to Japan, where it is used as liquid ...

They found that cancer cells release hydrogen sulfide gas, which changes the structure ... a process that provides precursors for the synthesis of DNA, RNA, and protein---the nutrients required ...