The preservation of genetically unstable microorganisms and the cryopreservation of fermentation seed cultures.
D001419:Bacteria / Q000235:genetics / Q000254:growth & development*; D004926:Escherichia coli / Q000235:genetics / Q000254:growth & development; D005285:Fermentation; D005612:Freeze Drying; D005615:Freezing; D010957:Plasmids; D013045:Species Specificity