US2002031828A1PendingUtilityA1
Method for culturing cell and a culture vessel
Est. expiryNov 26, 2019(expired)· nominal 20-yr term from priority
C12N 2502/1323C12N 2502/094C12N 5/0698C12N 13/00C12N 5/0656
45
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Claims
Abstract
A method for adhering and proliferating cell, which comprises the steps of inoculating, culturing and then killing fibroblast derived from a mammal, is provided. A culture vessel manufactured according to the steps of the method which can provide improved adhesion to cell and enhanced cell-proliferation is also provided.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A method for adhering and proliferating cell, which comprises the steps of inoculating, culturing and then killing fibroblast derived from a mammal.
2 . The method according to claim 1 , wherein said killed fibroblast is separated from the culture vessel at least partially.
3 . The method according to claim 1 , wherein said killed fibroblast is separated from the culture vessel entirely.
4 . The method according to claim 1 , wherein said fibroblast is killed by at least one treatment selected from the group consisting of freezing, drying and irradiating electromagnetic radiation.
5 . The method according to claim 4 , wherein electromagnetic radiation is at least one selected from the group consisting of β ray, γ ray, X-ray, electron beam and UV ray.
6 . The method according to claim 1 , wherein said fibroblast is killed by repeating one treatment selected from the group consisting of freezing, drying and irradiating electromagnetic radiation.
7 . The method according to claim 6 , wherein electromagnetic radiation is at least one selected from the group consisting of β ray, γ ray, electron beam, UV ray and X-ray.
8 . The method according to claim 1 , wherein said fibroblast is killed by a combination of at least two treatments selected from the group consisting of freezing, drying and irradiating electromagnetic radiation.
9 . The method according to claim 8 , wherein electromagnetic radiation is at least one selected from the group consisting of β ray, γ ray, electron beam, UV ray and X-ray.
10 . The method according to claim 1 , wherein said fibroblast is 3T3 mouse lung fibroblast.
11 . The method according to claim 1 , wherein said cell is epithelial cell.
12 . The method according to claim 11 , in which said epithelial cell is epidermal cell.
13 . The method according to claim 1 , wherein said cell is hepatic cell.
14 . An epidermal cell sheet prepared from the epidermal cell which is cultured using the method according to claim 1 .
15 . An epidermal cell suspension prepared from the epidermal cell which is cultured using the method according to claim 1 .
16 . A culture vessel manufactured according to the steps of claim 1 , which can provide improved adhesion to at least one selected from the group consisting of epithelial and hepatic cells and enhanced cell-proliferation of at least one selected from the group consisting of epithelial and hepatic cells.
17 . The culture vessel according to claim 16 , wherein said killed fibroblasts are separated from the vessel at least partially.
18 . The culture vessel according to claim 16 , wherein said killed fibroblasts are separated from the vessel entirely.
19 . The culture vessel according to claim 16 , which can be preserved by a treatment selected from the group consisting of freezing and drying.
20 . The culture vessel according to claim 16 , wherein said fibroblast derived from a mammal is 3T3 mouse lung fibroblast.
21 . The culture vessel according to claim 16 , wherein said epithelial cell is epidermal cell.
22 . The culture vessel according to claim 16 , which is made of a material selected from the group consisting of glass, synthetic polymer and biopolymer.
23 . The culture vessel according to claim 16 , which has a shape selected from the group consisting of flask, petri dish, roller bottle, tray, well plate, beads, film, sheet and sponge.
24 . The culture vessel according to claim 22 , which is made of glass and has a shape selected from the group consisting of flask, petri dish, roller bottle, tray, well plate, beads, film, sheet and sponge.
25 . The culture vessel according to claim 22 , which is made of synthetic polymer and has a shape selected from the group consisting of flask, petri dish, roller bottle, tray, well plate, beads, film, sheet and sponge.
26 . The culture vessel according to claim 22 , which is made of biopolymer and has a shape selected from the group consisting of sheet, film, sponge and beads.
27 . The culture vessel according to claim 16 , whereby an epidermal cell sheet can be prepared.
28 . The culture vessel according to claim 16 , whereby an epidermal cell suspension can be prepared.Join the waitlist — get patent alerts
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