What is Yoshiki Sasai?
{{Infobox scientist | name = Yoshiki Sasai | image = Yoshiki Sasai, circa 2012.jpg | imagesize = | alt = | caption = Yoshiki Sasai, circa 2012 | birth_date = 1962 | birth_place = [[Hyogo]], Japan | death_date = {{death date and age|2014|8|5|1962|1|1|df=y}} | death_place = [[Kobe, Hyōgo]], Japan | nationality = [[Japan]]ese | fields = [[Biology]] | workplaces = [[RIKEN]] | alma_mater = [[Kyoto University]] | doctoral_advisor = | doctoral_students = | known_for = | awards = }} {{nihongo|'''Yoshiki Sasai'''|笹井 芳樹|Sasai Yoshiki|1962 – 5 August 2014}} was a [[Japan]]ese biologist. He was Director of the Laboratory for Organogenesis and Neurogenesis at the research institute [[RIKEN]]. Sasai was best known for developing new methods to grow [[stem cell]]s into organ-like structures.<ref>{{cite journal|title=Tissue engineering: The brainmaker|url=http://www.nature.com/news/tissue-engineering-the-brainmaker-1.11232|journal=[[Nature (journal)]]|bibcode=2012Natur.488..444C|quote='He' is Yoshiki Sasai, a stem-cell biologist at the RIKEN Center for Developmental Biology in Kobe, Japan. Sasai has impressed many researchers with his green-fingered talent for coaxing neural stem cells to grow into elaborate structures.|accessdate=6 July 2013|last1=Cyranoski|first1=David|year=2012|volume=488|issue=7412|pages=444–446 |doi=10.1038/488444a|pmid=22914148 |s2cid=20834418}}</ref> In 2012, Sasai became the first [[stem cell]] researcher to grow an [[Optic cup (embryology)|optic cup]] from human cells.<ref>{{cite web|last=Dvorsky|first=George|title=Scientists spark the growth of a human eye with stem cells|date=18 June 2012|url=http://io9.com/5919186/scientists-spark-the-growth-of-a-human-eye-with-stem-cells|publisher=[[io9]]|quote=Moreover, Sasai's breakthrough marks the first time that such a complicated feat was done with human cells.|accessdate=6 July 2013|archive-date=26 February 2014|archive-url=https://web.archive.org/web/20140226153042/http://io9.com/5919186/scientists-spark-the