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US 2026/0224640 A1Published application
Pharmaceutical composition and cosmetic composition
AssigneeI Peace, Inc.
InventorsKoji TANABE, Akira DATE, Kenta SUTO
Life of this patent
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Abstract
Provided is a pharmaceutical composition including a supernatant of a culture medium that has been used for maintenance culture of stem cells in an undifferentiated state. The stem cells for the pharmaceutical composition may be pluripotent stem cells.
Claims13
A method for producing a composition, comprising:
- culturing cells comprising induced pluripotent stem (iPS) cells or embryonic stem(ES) cells in a culture medium while maintaining their undifferentiated state positive for NANOG, OCT3/4, and TRA 1-60;
- and subsequently
- collecting a supernatant of the culture medium,
- wherein the cells are free of stem cells other than pluripotent stem cells, and
- the collected supernatant does not comprise the cells.
2 more elements
Dependencies are inferred from the claim text.