Vladimir Lenin led the Bolshevik Revolution, helped create the Soviet Union and launched the communist era in Russia. Learn more at Biography.com. Vladimir Lenin was founder of the Russian Communist Party, leader of the Bolshevik Revolution and architect and first head of the Soviet state.
The disadvantages come entirely from the source of stem cells. For embryonic stem cells, a human blastula (the collection of cells that will eventually become a fetus) must be sacrificed. This brings forth an image of sacrificing babies for science, and needless to say, many folks have a problem with that.
Adult stem cells are both successful and ethical. They can be isolated and used without harming the stem cell donor. They can be taken from a host of tissuesâbone marrow, muscle, fat, umbilical cord bloodâand already have proven success at saving lives and improving health on a daily basis. Over 50,000 people around the globe are treated each year with adult stem cells.