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:
May. 03, 2022
Filed:
Oct. 05, 2018
Applicant:
Medical Corporation Ichikawa Clinic, Chiba, JP;
Inventors:
Tomoyuki Tajima, Ichikawa, JP;
Yoshifusa Kondo, Tokyo, JP;
Assignee:
Medical Corporation Ichikawa Clinic, Chiba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P 1/04 (2006.01); A61K 35/13 (2015.01);
U.S. Cl.
CPC ...
A61K 35/13 (2013.01); C12P 1/04 (2013.01);
Abstract
Provided is a method or the like for producing a composition exhibiting cytocidal activity. This method for producing a composition exhibiting cytocidal activity comprises: culturing malignant tumor-derived cells in a culture medium at least until the cell density reaches a level that does not pose a problem for transfer; replacing, after culturing, the culture medium with a physiological buffer salt solution; and recovering the physiological buffer salt solution after death of the malignant tumor-derived cells is observed morphologically in the physiological buffer salt solution.