Changes

One of the reasons this line of research has not been pursued is that in the Dickey Amendment that was put in place by Congress in 1996, parthenogenesis was specifically included with the rest of embryo research, so scientists cannot get federal funding to do work even on unfertilized human eggs.

[http://www.pbs.org/wgbh/nova/sciencenow/3209/04-alternative.html]