Even if stem cell drug testing does mark the beginning of the end for animal testing , the ethical vacuum is already being filled by another storm of controversy surrounding the use of embryonic stem cells . Leading UK stem cell expert calls for embryonic stem cells to be used to make antibodies . The stem cells could reduce costs and speed up patients prior to clinical tests . Hopes for better funding in U.S. boosted by support of President - elect Obama .
Leading UK stem cell expert calls for embryonic stem cells to be used to make antibodies . The stem cells could reduce costs and speed up patients prior to clinical tests . Hopes for better funding in U.S. boosted by support of President - elect Obama .