Cell-Laden Hydrogels
First Claim
Patent Images
1. A hydrogel comprising a crosslinked polymeric network, wherein cells are encapsulated within the hydrogel, and wherein the hydrogel has a greatest dimension ranging between about 1 μ
- m and about 1000 μ
m.
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Abstract
The present invention provides cell-laden hydrogels and hydrogel assemblies thereof for use in tissue engineering. The invention provides microscale hydrogels (i.e. microgels) having greatest dimensions ranging between about 1 μm and 1000 μm. The present invention provides methods of producing inventive hydrogels and hydrogel assemblies and pharmaceutical compositions thereof.
72 Citations
78 Claims
- 1. A hydrogel comprising a crosslinked polymeric network, wherein cells are encapsulated within the hydrogel, and wherein the hydrogel has a greatest dimension ranging between about 1 μ
-
45. A hydrogel assembly comprising a plurality of hydrogels, wherein hydrogel comprise a crosslinked polymeric network, wherein cells are encapsulated within hydrogels, and wherein hydrogels has a greatest dimension ranging between about 1 μ
- m and about 1000 μ
m.
- m and about 1000 μ
-
46. A method comprising:
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providing a suspension of cells; providing a polymer capable of forming hydrogels; mixing the suspension of cells and the polymer to form a precursor solution; pouring the precursor solution into stamps, wherein the stamps comprise a plurality of wells and ridges; crosslinking the precursor solution inside the molds such that hydrogels are formed, wherein the hydrogels have a greatest dimension ranging between about 1 μ
m and about 1000 μ
m; andharvesting the hydrogels. - View Dependent Claims (47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60)
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61. A method, comprising:
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providing a plurality of microgels; assembling the plurality of microgels such that a hydrogel assembly is formed. - View Dependent Claims (62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76)
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77. A method comprising:
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providing a subject in need of tissue regeneration; and administering one or more cell-laden hydrogels or cell-laden hydrogel assemblies to the subject in order to promote tissue regeneration.
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78. A method comprising:
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providing a subject having a location in need of tissue regeneration; and providing a precursor solution comprising cells and at least one polymer capable of forming a hydrogel; administering the precursor solution in situ to the subject at or near the location in need of tissue regeneration; and crosslinking the precursor solution in situ such that a hydrogel is formed at or near the location in need of tissue regeneration.
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Specification