Corn steep liquor

Last updated
A lab worker spraying penicillin mould into flasks of corn steep liquor, 1943 Penicillin Past, Present and Future- the Development and Production of Penicillin, England, 1943 D16965.jpg
A lab worker spraying penicillin mould into flasks of corn steep liquor, 1943

Corn steep liquor is a by-product of corn wet-milling. [1] A viscous concentrate of corn solubles which contains amino acids, vitamins and minerals, [2] it is an important constituent of some growth media. It was used in the culturing of Penicillium during research into penicillin by American microbiologist Andrew J. Moyer. [3] It is an excellent source of organic nitrogen. [1]

Corn steep liquor has CAS number 66071-94-1 and EC Number 266-113-4. [2]

References

  1. 1 2 Liggett, R. W.; Koffler, H. (1948). "Corn Steep Liquor in Microbiology". Bacteriological Reviews. 12 (4): 297–311. doi: 10.1128/br.12.4.297-311.1948 . ISSN   0005-3678. PMC   180696 . PMID   16350125.
  2. 1 2 "Corn steep liquor". Sigma-Aldrich.
  3. Carroll, Andrew (2014-06-02). "Here is Where: Penicillin Comes to Peoria". HistoryNet.