Progenitor cells from wharton's jelly of human umbilical cord
First Claim
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1. A Wharton'"'"'s jelly extract, wherein the extract comprises human progenitor cells and is obtained by enzymatic digestion of the perivascular tissue proximal to the vasculature of human umbilical cord.
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Abstract
Human progenitor cells are extracted from perivascular tissue of human umbilical cord. The progenitor cell population proliferates rapidly, and harbours osteogenic progenitor cells and MHC−/− progenitor cells, and is useful to grow and repair human tissues including bone.
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20 Claims
- 1. A Wharton'"'"'s jelly extract, wherein the extract comprises human progenitor cells and is obtained by enzymatic digestion of the perivascular tissue proximal to the vasculature of human umbilical cord.
- 9. A cell population useful as a source of human progenitor cells, wherein the cell population is extractable from perivascular tissue of human umbilical cord, and has the characteristics of (1) rapid proliferation, (2) the presence of osteoprogenitor cells, and (3) the presence of immuno-incompetent cells.
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14. An isolated population of human progenitor cells, in the form of human umbilical cord perivascular cells having a 3G5+, CD45−
- phenotype, the population comprising cells characterized by rapid proliferation, the presence of human osteoprogenitor cells, and the presence of human progenitor cells that are negative for markers of MHC class I and MHC class II.
- View Dependent Claims (15, 19, 20)
- 16. An isolated population of human progenitor cells, wherein at least 50% of the cells in said population have an MHC double negative phenotype.
Specification