Is Alzheimer’s treatment of injecting stem cells into the brain a breakthrough or quackery?

Duma, with Berman, Lander and Elam as co-authors, tried to begin a study of brain/stem cell injections. But their first attempt at Institutional Review Board approval was denied because they hadn’t done animal testing. So they got Dr. Oleg Kopyov at Cal State Northridge to conduct tests on rats.

http://www.mercurynews.com/2017/03/06/is-alzheimers-treatment-of-injecting-stem-cells-into-the-brain-a-breakthrough-or-quackery/

San Jose Mercury News