Stem-cell method faces fresh questions.

The article discusses the research papers under describing acid-bath technique which were scrutinized after errors found in methodology through investigation. Topics discussed include papers that detailed a method to reprogram mature cells into an embryonic state by exposing them to stress were investigated, technique referred as stimulus-triggered acquisition of pluripotency (STAP) was significant as cells reprogrammed into an embryonic state were used for studying the development of disease.