The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 14, 2025

Filed:

May. 24, 2024
Applicant:

China Agricultural University, Beijing, CN;

Inventors:

Ran Wang, Beijing, CN;

Huiyuan Guo, Beijing, CN;

Pengjie Wang, Beijing, CN;

Jingjing He, Beijing, CN;

Xiaoxia Li, Beijing, CN;

Liang Zhao, Beijing, CN;

Bing Fang, Beijing, CN;

Jing Zhan, Beijing, CN;

Hao Zhang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/40 (2006.01); C12N 1/20 (2006.01); C12Q 1/6851 (2018.01); A23C 9/12 (2006.01); C12Q 1/02 (2006.01); C12Q 1/6806 (2018.01); C12Q 1/686 (2018.01); C12R 1/245 (2006.01);
U.S. Cl.
CPC ...
C12Q 1/40 (2013.01); C12N 1/205 (2021.05); A23C 9/1206 (2013.01); C12Q 1/025 (2013.01); C12Q 1/6806 (2013.01); C12Q 1/6851 (2013.01); C12Q 1/686 (2013.01); C12Q 2537/16 (2013.01); C12R 2001/245 (2021.05); C12Y 302/0108 (2013.01);
Abstract

A method for screeningfermentation agent is provided. The method is specifically implemented by screening astrain with high-expression of a lac cluster gene and no enzymatic activity of β-fructosidase. Thestrain that rapidly metabolizes lactose is screened through high expression of the lac cluster gene, such that the problem of large differences in acid production in fermented milk beverage products is avoided.


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