Use of cheese whey for vitamin B12 production. I. Whey solids and yeast extract levels.
D002611:Cheese; D007785:Lactose / Q000378:metabolism; D011424:Propionibacterium / Q000378:metabolism*; D014805:Vitamin B 12 / Q000096:biosynthesis*
D007785:Lactose; D014805:Vitamin B 12