Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. How Stem Cells Work This article provides brief background about stem cells, pluripotent cells that can develop into every cell, and related matters. Topics include how stem cells operate, acquiring embryonic stem cells for research, replicating stem cells in a lab, research challenges, using stem cells to treat diseases, and controversy over research. From HowStuffWorks. http://science.howstuffworks.com/cellular-microscopic-biology/stem-cell.htm Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *