Sep 17, 2014

Obokata's mentor admits STAP cell creation not easy

Charles Vacanti, a Harvard University professor and key co-author of retracted STAP cell articles, and his fellow Japanese researcher have published a revised method for producing pluripotent stem cells. “We made a significant mistake in our original declaration that the (previous) protocol was ‘easy’ ...

Efforts to replicate STAP cells fall flat

Aug 28, 2014

Efforts to replicate STAP cells fall flat

by Mami Maruko

The Riken research institute said Wednesday that ongoing efforts to reproduce so-called STAP cells — whose existence was first claimed by scientist Haruko Obokata in the British journal Nature — have failed. The announcement comes on the heels of a series of scandals that ...

Jul 1, 2014

Obokata to join cell verification experiment at Riken

The government-backed Riken research institute said it will allow discredited researcher Haruko Obokata to participate in an experiment to verify whether her so-called STAP cells exist as she claims. Starting Tuesday, Obokata was to join a verification experiment that began in April at her ...

Riken exec urges strict surveillance of Obokata, verification tests

Jun 27, 2014

Riken exec urges strict surveillance of Obokata, verification tests

Experiments to verify the existence of so-called STAP cells should be conducted under strict monitoring, the head of a state-backed research center said amid growing doubts about discredited studies led by one of its researchers. “It’s necessary to ensure an environment in which misconduct ...