Strain of Lactobacillus helveticus capable of removing multiple heavy metals and application thereof in goat milk powder

US12290541B2 · kind B2 · utility

Assignee

• SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY · CN

Inventors

• Guowei Shu · Xi'an, CN
• Ke Zhang · Shanghai, CN
• Huan-Yao Lei · Tainan, TW
• Qisheng Hu · Xi'an, CN
• Guanli Du · Xi'an, CN
• Qiqi Zheng · Xi'an, CN
• Guoliang Li · Nanhu, CN
• Qinfeng XU · Xi'an, CN
• Chunji Dai · Xi'an, CN
• Ting Li · Beijing, CN
• Wenjing Hu · Lo Wu, CN
• Lihao Xu · Pasadena, US
• Chaowei Yang · Xi'an, CN
• Jie Qiao · Beijing, CN

Key dates

• Filing date: Aug 20, 2024
• Grant date: May 6, 2025
• Expiry date: Aug 20, 2044

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2035/115
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Disclosed are a strain of Lactobacillus helveticus capable of removing multiple heavy metals and an application thereof in milk powder, where the strain is Lactobacillus helveticus KD-3, which is deposited in the China Center for Type Culture Collection on Apr. 6, 2023, with a deposit number of CCTCC NO: M2023479. The Lactobacillus helveticus KD-3 has a cadmium resistant gene czcD, a chromium resistant gene chrA and a lead resistant gene pbrT, and is capable of tolerating single and compound heavy metals (cadmium, chromium and lead). The Lactobacillus helveticus KD-3 of the present disclosure is used to prepare lyophilized bacterial powder.