title: Vitamin B12 producing fermentations with a mixed bacterium population of sewage sludge origin. II. Anaerobic vitamin B12 producing fermentation in elastic fermentors.
mesh_terms: D000693:Anaerobiosis; D001419:Bacteria / Q000378:metabolism*; D001431:Bacteriological Techniques; D002245:Carbon Dioxide / Q000096:biosynthesis; D002849:Chromatography, Gas; D003470:Culture Media; D005285:Fermentation; D006814:Hungary; D008697:Methane / Q000096:biosynthesis; D000432:Methanol / Q000378:metabolism; D008722:Methods; D010084:Oxidation-Reduction; D010100:Oxygen; D010313:Partial Pressure; D010539:Permeability; D012722:Sewage; D014805:Vitamin B 12 / Q000096:biosynthesis*; D014871:Water Microbiology
chemical_list: D003470:Culture Media; D012722:Sewage; D002245:Carbon Dioxide; D008697:Methane; D014805:Vitamin B 12; D010100:Oxygen; D000432:Methanol