caption death_date birth_place nationality field work_institutions birth_date known_for image article_title author_abbrev_bot name
emil christian hansen august 27 , 1909 august 27 , 1909 ribe danish mycology carlsberg laboratory may 8 , 1842 may 8 , 1842 saccharomyces carlsbergensis emil christian hansen.jpg emil christian hansen
 e.c.hansen emil christian hansen
emil christian hansen

emil christian hansen -lrb- may 8 , 1842 -- august 27 , 1909 -rrb- was a danish mycologist and fermentation physiologist .
born in ribe , he financed his education by writing novels .
he was awarded a gold medal in 1876 for an essay on fungi , titled `` de danske gjødningssvampe '' .
during his days as a university student in copenhagen , he worked as an unpaid assistant to zoologist japetus steenstrup -lrb- 1813 -- 1897 -rrb- .
in 1876 , with alfred jørgensen -lrb- 1848 -- 1925 -rrb- , he published a danish translation of charles darwin 's `` the voyage of the beagle '' ; `` rejse om jorden '' .
from 1879 to 1909 , he was director of the physiological department at carlsberg laboratory .
employed by the carlsberg laboratory in copenhagen , he discovered that yeast was composed of different kinds of fungi and that the yeast culture could be cultivated .
he isolated a pure cell of yeast , and after combining it with a sugary solution , produced more yeast than was in a yeast bank .
it was known as `` saccharomyces carlsbergensis '' , and is used in lager beers .
see fermentation , yeast .
hansen is the taxonomic authority of the fungal genus `` anixiopsis '' -lrb- 1897 -rrb- from the family onygenaceae .
