That stance has been rendered moot by new research, and I doubt if any new attempts to do it would pass a Congress with a few more conservatives in it.
Scientists Urge Embryonic Stem Cell Research; Despite New Technique Creating Embryonic-Like Stem Cells,
http://www.medicalnewstoday.com/articles/93228.php
http://stemcells.wisc.edu/
http://www8.nationalacademies.org/cp/meetingview.aspx?MeetingId=2542
http://www.jax.org/courses/2008/methodsstem08.html
http://ora.stanford.edu/hesc/
http://www.christopherreeve.org/site/c.geIMLPOpGjF/b.3799979/k.6763/Human_Embryonic_Stem_Cell_Research.htm