TEXTILE GROWTH MATRIX FOR CELLS
A engineered textile construction includes a first textile having a first average pore size forming a textile cell growth matrix in which the first textile is a woven or a knit construction, the textile cell growth matrix is configured to have a surface area sufficient to promote cell expansion and the first average pore size is preselected to prevent filling of the pores during cell expansion.
1 . An engineered textile construction comprising:
a first textile having a first average pore size forming a textile cell growth matrix;
wherein the first textile is a woven or a knit construction;
wherein the textile cell growth matrix is configured to have a surface area sufficient to promote cell expansion; and
wherein the first average pore size is preselected to prevent filling of the pores during cell expansion.
2 . The textile cell growth matrix system of claim 1 :
wherein fibers of the first textile are coated with a continuous or discontinuous resorbable material.
3 . The engineered textile construction system of claim 2 :
wherein the resorbable material includes at least one of polycaprolactone (PCL), polylactic acid (PLA), polyglycolic acid (PGA), poly(glycerol sebacate) (PGS), lysine-poly(glycerol sebacate) (KPGS), poly(glycerol sebacate urethane) (PGSU), amino-acid incorporated PGS, or acrylated poly(glycerol sebacate) (PGSA).
4 . The engineered textile construction system of claim 2 :
wherein the first textile layer comprises resorbable fibers.
5 . The engineered textile construction system of claim 4 :
wherein the resorbable fibers include at least one of polycaprolactone (PCL), polylactic acid (PLA), polyglycolic acid (PGA), poly(lactic-co-glycolic acid) (PLGA), poly(glycerol sebacate) (PGS), lysine-poly(glycerol sebacate) (KPGS), acrylated poly(glycerol sebacate) (PGSA), poly(trimethylene carbonate) (PTMC), poly(dioxanone) (PDO), collagen, fibrin, alginate, or silk.
6 . The engineered textile construction of claim 1 :
wherein the first textile consists of resorbable fibers.
7 . The engineered textile construction system of claim 1 :
wherein the textile cell growth matrix has a porosity of 5 percent to 75 percent.
8 . The engineered textile construction system of claim 7 :
wherein the textile cell growth matrix has a porosity of 40 percent to 75 percent.
9 . The engineered textile construction system of claim 7 :
wherein the textile cell growth matrix has a porosity of 5 percent to 40 percent.
10 . The engineered textile construction system of claim 1 :
wherein the engineered textile construction is pre-seeded with the at least one culturable cell type.
11 . The engineered textile construction system of claim 1 :
wherein the textile cell growth matrix exhibits a surface area of 0.01 m 2 /g to 10.0 m 2 /g.
12 . The engineered textile construction system of claim 11 :
wherein the textile cell growth matrix exhibits a surface area of 0.1 m 2 /g to 3.0 m 2 /g.
13 . The engineered textile construction of claim 1 further comprising a second textile having a second average pore size, wherein the second textile is a woven or a knit construction and wherein the second average pore size is preselected to prevent filling of the pores during cell expansion.
14 . The engineered textile construction of claim 13 :
wherein the first average pore size of the first textile is different from the second average pore size of the second textile.
15 . A cell culture system comprising:
a container comprising:
at least one culturable cell type;
a cell culture medium; and
an engineered textile construction according to claim 1 .
16 . The cell culture system of claim 15 :
wherein the at least one culturable cell type includes a non-self-aggregating cell type.
17 . The cell culture system of claim 16 :
wherein the non-self-aggregating cell type is epithelial cells.
18 . The cell culture system of claim 15 :
wherein the at least one culturable cell type includes a self-aggregating cell type.
19 . The cell culture system of claim 18 :
wherein the self-aggregating cell type is selected from the list consisting of neural stem cells, mesenchymal stem cells, tumor cells, mesenchymal stem cells, pancreatic islet cells, and induced pluripotent stem cells, hepatocytes, and combinations thereof.
20 . The cell culture system of claim 15 :
wherein the engineered textile construction includes polyethylene terephthalate fibers coated with a resorbable material.
21 . The cell culture system of claim 15 :
wherein the engineered textile construction further includes a second textile having a second average porosity stacked with the first textile.
22 . The cell culture system of claim 15 :
wherein at least one textile layer of the engineered textile construction is pre-seeded with the at least one culturable cell type.
23 . The cell culture system of claim 16 :
wherein the engineered textile construction exhibits a surface area of 0.01 m 2 /g to 10.0 m 2 /g.
24 . The cell culture system of claim 23 :
wherein the engineered textile construction exhibits a surface area of 0.1 m 2 /g to 3.0 m 2 /g.
25 . An implantable device comprising:
a knit or woven textile having a first average pore size;
wherein the first average pore size is preselected to prevent filling of the pores during colonization;
wherein the porosity is about 40 percent to about 70 percent;
wherein the textile includes a resorbable material; and
wherein the textile is pre-seeded with at least one culturable cell type.