An unbylined Agence France-Presse report Wednesday opens by telling readers that Japanese researchers "have succeeded in growing human kidney tissue from stem cells for the first time, in a potential first step towards helping millions who depend on dialysis." Another version of the report at another website identifies the reporter as Harumi Ozawa; an accompanying picture caption describes the achievement as a "potential breakthrough."

I perused Ozawa's dispatch to see what kind of stem cells were involved, and in the process came across a confirmation of what those of us who have been following these matters for several years have suspected for some time, namely that the supposed scientific justification for harvesting stem cells from human embryos -- supposedly because there is no other path towards combating many diseases and maladies -- no longer exists. The paragraph containing that confirmation, as well as an odd and likely nonscientific term Ozawa used in the previous paragraph, are in bold in the excerpt following the jump: