User talk:Sigma77

May 2007
Welcome to Wikipedia. It might not have been your intention, but your recent contribution removed content from Stem cell. Please be more careful when editing articles and do not remove content from Wikipedia without a good reason, which should be specified in the edit summary. Take a look at the welcome page to learn more about contributing to this encyclopedia. If you would like to experiment again, please use the sandbox. Thank you. TimVickers 18:29, 8 May 2007 (UTC)