Because of the vast amount of research in the social sciences, American universities are especially well equipped to become great centers for the study of the history of religions. (religion-online.org)
There is a need for studies in populations where there is biochemical vitamin A deficiency without clinical signs. (rehydrate.org)
The study results were found using mouse embryonic stem cells, which are good cell models for the study of processes seen in human stem cells. (sciencedaily.com)