Title:
METHOD FOR REMOVING NITRATE NITROGEN IN CRUDE FEED, HORTICULTURAL FOOD OR THE LIKE
Document Type and Number:
Japanese Patent JPH04207160
Kind Code:
A
Abstract:
PURPOSE: To make it possible to remove nitrate nitrogen producing a carcinogenic substance from food, feed, etc., by inoculating crude feed, etc., containing a nitrate nitrogen with a specific yeast, reducing the nitrate nitrogen and then converting the reduced material to yeast cell ingredient to allow the reduced material to disappear.
CONSTITUTION: A crude feed, horticultural food, etc., containing a nitrate nitrogen is inoculated with a yeast such as a yeast of the genus Pichia having an assimilatory nitrate reduction enzyme and the nitrate nitrogen is reduced utilizing the enzyme and further converted into a yeast cell ingredient and allowed to disappear to make it possible to remove the nitrate nitrogen from a food, feed, etc.
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Inventors:
HARA SHINICHIRO
Application Number:
JP33861590A
Publication Date:
July 29, 1992
Filing Date:
November 30, 1990
Export Citation:
Assignee:
NOURINSUISANSHIYOU CHIKUSAN SH
International Classes:
C99Z99/00; A23L5/20; C12S3/00; (IPC1-7): A23K1/00; A23K1/14; A23K3/00; A23L1/015; C12S3/00
Domestic Patent References:
| JPS6043346A | 1985-03-07 | |||
| JPS52143272A | 1977-11-29 |
Attorney, Agent or Firm:
Nobujun Kobashi