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Why is Corn Steep Liquor & Powder used as fermentation medium?

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  • Time of issue:2022-12-26
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(Summary description)The most important microbial application of Corn Steep Liquor & Powder was discovered by Moyer and Coghill, who noted that the addition of Corn Steeping Water to a modified Czapek-Dox mineral salt solution greatly increased penicillin production.

Why is Corn Steep Liquor & Powder used as fermentation medium?

(Summary description)The most important microbial application of Corn Steep Liquor & Powder was discovered by Moyer and Coghill, who noted that the addition of Corn Steeping Water to a modified Czapek-Dox mineral salt solution greatly increased penicillin production.

  • Categories:News
  • Author:
  • Origin:
  • Time of issue:2022-12-2655
  • Views:
Information

The most important microbial application of Corn Steep Liquor & Powder was discovered by Moyer and Coghill, who noted that the addition of Corn Steeping Water to a modified Czapek-Dox mineral salt solution greatly increased penicillin production.

This discovery has encouraged many efforts to isolate the active ingredient,which enables Corn Steep Powder (CSP) to stimulate the biosynthesis of penicillin from the Penicillium notatum-chrysogenum group.

During soaking and at other stages of the process, the Soluble Corn Steep Powder underwent an active natural fermentation, which is essentially lactic acid. Despite a low pH, from 3.8 to 4.5, the total number of viable organisms per milliliter is often in the billions.During the steeping period and other phases of the process, the Corn Steep Liquor Dry Powder underwent an active natural fermentation, which is essentially lactic acid. In spite of the low pH, 3.8 to 4.5, the total viable count of organisms frequently runs into billions per ml. Corn proteins are relatively water-insoluble, but they do swell and dissolve to some extent in acidified water. A certain amount of acidity is therefore essential for the efficient separation of starch from gluten, and the lactic acid complements the action of SO2.

The solution of the corn proteins also involves bacterial enzymes,which catalyze the breakdown of the native proteins to smaller units. Owing to this bacterial activity not only can starch be more easily separated from gluten, but the resulting Drying Corn Steep Liquor is rich in amino acids and poly peptides, which are excellent sources of nitrogen for almost all microorganisms.

 

Tanner, Pfeiffer, and Van Lanen analyzed a Corn Steep Solids medium used in the penicillin industry and found that Corn Steep Liquor & Powder not only contained a considerable amount of B-complex vitamins, but also contains a wealth of mineral nutrients, especially calcium, iron, magnesium, phosphorus, potassium occur in high concentrations.

 

In the laboratory, Corn Steep Liquor & Powder may serve either as a supplement to replace extracts, or as the main source of nitrogen and carbon for all microorganisms except fastidious pathogens.  On the other hand, corn steep liquor is an inexpensive alternative to much more expensive materials,such as yeast extract and peptone. It shows that there is a huge market potential for Corn Steep Liquor Powder/Highly Concentrated Corn Steep Liquor (liquid).

 

If you are interested in Corn Steep Liquor Powder/Highly Concentrated Corn Steep Liquor (liquid)  , please send an e-mail to us.

https://www.sdjuci.com/product/Products-5

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References

CORN STEEP LIQUOR IN MICROBIOLOGY

R. WINSTON LIGGETT' AND H. KOFFLER

A. E. Staley Manufacturing Company, Decatur, Illinois, and Purdue University,

Lafayette, Indiana

  

    

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