Thanks rumit, here is some info on the 3 lines submitted in draft status, NED stands for No Embryo Destruction http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B8G3V-4RJK0CG-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1145302609&_rerunOrigin=google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=066d68c30dd886e6cb7d5e1f93e2c85e