Context:
“It’s amazing. I would have never thought external stress could have this effect,” says Yoshiki Sasai, a stem-cell researcher at the RIKEN Center for Developmental Biology in Kobe, Japan, and a co-author of the latest studies. It took Haruko Obokata, a young stem-cell biologist at the same centre, five years to develop the method and persuade Sasai and others that it works. “Everyone said
it was an artefact— there were some really hard days,” says Obokata.
MOre:
http://www.nature.com/news/acid-bath-offers-easy-path-to-stem-cells-1.14600