Sourdough

http://www.youtube.com/watch?v=dpwFM_YRdwc

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC309968/

http://www.cbs.knaw.nl/collections/BioloMICS.aspx?Table=Yeasts%20species&Name=Candida%20humilis&Fields=All&ExactMatch=T

http://carlsfriends.net/