Piano-stool iridium hydride complexes bearing phenylpyridine ligands are effective precatalysts for promoting the formation of element-hydrogen bonds using H2 as the stoichiometric H-atom source.

Black poop in the toilet can be distressing, but there are lots of reasons why black stool happens, and not all of them are serious.

Among all molecules developed for anticancer therapies, photodynamic therapeutic agents have a unique profile. Their maximal activity is specifically triggered in tumors by light, and toxicity of even ...