Patent ID: 8574899

Claim:
A method of obtaining hematopoietic stem cells from a placenta, comprising the steps of: a. infusing placental tissue with a composition comprising a cell preservation compound to provide infused placental tissue without simultaneous effusion; b. incubating said infused placental tissue for a duration to provide incubated placental tissue that releases hematopoietic stem cells, wherein said duration is selected from the group consisting of: i. about 2 hours to about 3 hours; ii. about 3 hours to about 4 hours; iii. about 4 hours to about 6 hours; iv. about 6 hours to about 8 hours; and v. about 8 hours to about 12 hours; and c. isolating hematopoietic stems cells from the incubated placental tissue; wherein the infused placental tissue or incubated placental tissue is exposed to at least one of ultrasonic radiation or an electromagnetic field.