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US 6,133,030 AGranted
Co-cultivation of cells in a micropatterned configuration
AssigneesThe General Hospital Corporation, Massachusetts Institute of Technology
InventorsSangeeta Bhatia, Martin Yarmush, Mehmet Toner
Life of this patent
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Abstract
Disclosed are methods for producing co-cultures of cells in which at least two cell types are present in a micropattern configuration.
Claims25
A method for producing a micropatterned co-culture containing at least two cell types, the method comprising:
- i) providing a substrate coated with a cell-binding protein which defines a micropattern on the substrate;
- ii) contacting the cell-binding protein with cells of a first cell type suspended in a first cell medium under conditions such that cells of the first cell type bind the cell-binding protein, thereby producing a micropatterned cell-coated substrate;
- and
- iii) contacting the micropatterned cell-coated substrate with cells of a second cell type suspended in a second cell medium under conditions such that cells of the second cell type bind the substrate, thereby producing the micropatterned co-culture, wherein one of the cell media is a selective medium that lacks serum and attachment factors and/or includes a non-adhesive factor to inhibit attachment, and one of the cell media is an attachment medium that contains an effective amount of serum and/or at least one attachment factor.
1 more element
A method for producing a micropatterned co-culture containing at least two cell types, the method comprising:
- i) providing a substrate coated with a cell-binding protein which defines a micropattern on the substrate;
- ii) contacting the cell-binding protein with cells of a first cell type suspended in a selective cell medium that lacks serum and attachment factors and/or includes a non-adhesive factor to inhibit attachment under conditions such that the cells of the first cell type bind the cell-binding protein, thereby producing a micropatterned cell-coated substrate;
- and
- iii) contacting the micropatterned cell-coated substrate with cells of a second cell type suspended in a second cell medium under conditions such that the cells of the second cell type bind to the substrate, thereby producing the micropatterned co-culture, wherein the second cell type has natural attachment capabilities to attach it to the substrate.
1 more element
Dependencies are inferred from the claim text.