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.
Patent No.:
Date of Patent:
Nov. 05, 2019
Filed:
Apr. 26, 2016
Changchun Bcht Biotechnology Co., Changchun, CN;
Zhenwei Shen, Changchun, CN;
Xiaohui Chen, Changchun, CN;
Fei Xu, Changchun, CN;
Yao Sun, Changchun, CN;
Xiaogeng Cheng, Changchun, CN;
Changlin Zhu, Changchun, CN;
Chunlai Jiang, Changchun, CN;
Wei Kong, Changchun, CN;
Changchun BCHT Biotechnology Co., Changchun, CN;
Abstract
The present invention provides a composition for use as the protectant for a live attenuated influenza virus vaccine, comprising the following components at the following concentrations: human serum albumin: 1.0-15.0 g/L, sugar: 15.0-95.0 g/L, and sodium glutamate: 0.5-15.0 g/L. The present invention also provides a process for preparing a live attenuated influenza vaccine with the composition according to the present invention, comprising the following steps: dissolving the components of the composition according to the present invention sequentially into a pH buffer solution, adjusting the pH to a specified value, performing filtration sterilization, and adding virus stock to give the live attenuated influenza vaccine. The present invention further provides a live attenuated influenza vaccine, which may be used as an injection or nasal spray.