User blog comment:Lia Schiffer/396: The Bite/@comment-44061-20100319022745

There two different techniques that don't work the same way. There's also no proof that there is any other affect on her other abilities that is never stated. Its speculative to assume that she wouldn't be able to do it at all. Also nothing has kept her from doing anything. Be a bit more objective Aizen isn't a god and her power well trumps anything he has done hence his fascination with her power.