Abstract: Provided herein are methods of suppressing tumor cell proliferation, of treating individuals having cancer or a viral infection, comprising contacting the tumor cells, or administering to the individual, placental perfusate, placental perfusate cells, or natural killer cells, e.g., placenta-derived intermediate natural killer cells, with an immunomodulatory compound or thalidomide.

Abstract: The present invention provides an induced pluripotent stem (iPS) cell, or population of iPS cells, wherein the cell or cells giving rise to the iPS cell(s) are obtained from human postpartum tissue or cells, wherein the iPS cell(s) have increased levels of one or more factors selected from Group I: an Oct family member, a Sox family member, a Klf family member, a Myc family member, Nanog, Lin28, and combinations thereof. The present invention also provides differentiated cells derived from the cells of the invention and compositions, including pharmaceutical compositions comprising the cells of the invention. The invention further provides uses of the cells of the invention, e.g., in the treatment of a subject suffering from a disease of disorder. The invention additionally provides methods of generating iPS cell(s) from postpartum tissue, such as the cells of the invention.

Abstract: Provided herein are methods of producing erythrocytes from hematopoietic cells, particularly hematopoietic cells from placental perfusate in combination with hematopoietic cells from umbilical cord blood, wherein the method results in accelerated expansion and differentiation of the hematopoietic cells to more efficiently produce administrable erythrocytes. Further provided herein is a bioreactor in which hematopoietic cell expansion and differentiation takes place.

Abstract: Provided herein are methods of treating a hematological disorder, a solid tumor, or an infectious disease in a subject in need thereof using natural killer cells in combination with a second agent, or using natural killer cells with genetic modifications for target specificity and/or homing specificity.

Abstract: Provided herein are methods of suppressing the growth or proliferation of tumor cells and methods of treating individuals having tumor cells using placental perfusate, placental perfusate cells, placenta-derived intermediate natural killer (PINK) cells, combined natural killer (NK) cells, or combinations thereof, in combination with an antibody (e.g., anti-disialoganglioside (anti-GD2) antibody). Also provided herein are compositions comprising placental perfusate, placental perfusate cells, PINK cells, combined NK cells, or combinations thereof, in combination with an antibody (e.g., anti-GD2 antibody).

Abstract: Provided herein are methods of producing natural killer cells using a two-step expansion and differentiation method. Also provided herein are methods of suppressing tumor cell proliferation, of treating individuals having cancer or a viral infection, comprising administering the NK cells produced by the method to an individual having the cancer or viral infection.

Abstract: Provided are methods for quantitating an amount of a polypeptide that comprises a portion of an antibody present in a sample (e.g., a plasma or serum sample) wherein the antibody comprises a constant region (e.g., a heavy chain or light chain constant region) that comprises an engineered mutation.

Abstract: Provided herein are placental stem cells that exhibit increased survival (“enhanced placental stem cells”), compositions comprising such placental stem cells, and methods of using such placental stem cells and compositions.

Abstract: Provided herein are methods of treating acute myeloid leukemia (AML) and multiple myeloma (MM) by administering an effective amount of a cell population comprising natural killer cells, wherein the cell population comprising natural killer cells is produced by a three-stage method comprising culturing a population of hematopoietic stem or progenitor cells in media comprising stem cell mobilizing factors, e.g., three-stage methods of producing NK cells in media comprising stem cell mobilizing factors starting with hematopoietic stem or progenitor cells from cells of the placenta, for example, from placental perfusate (e.g., human placental perfusate) or other tissues, for example, umbilical cord blood or peripheral blood. Further provided herein are methods of using the NK cells produced by the three-stage methods provided herein to suppress the proliferation of acute myeloid leukemia cells.

Abstract: Provided herein are compositions comprising mononuclear cells from human placental perfusate and methods of using such cells, including using the cells together with hematopoietic cells, for example to establish chimerism, reduce the severity or duration of graft versus host disease, treat or ameliorate symptoms of sarcopenia, metabolic disorders and hematologic disorders, such as hematologic malignancies, and treat or ameliorate symptoms of ischemic encephalopathy (e.g., hypoxic ischemic encephalopathy) and other central nervous system injuries.

Abstract: Provided provided herein are methods of treating a subject having a brain tumor, e.g., a glioblastoma by administering to the subject an effective amount of a cell population comprising human placenta-derived natural killer cells. Also provided are methods of suppressing the growth of brain tumor cells comprising contacting the glioblastoma cells with an effective amount of a cell population comprising human placenta-derived natural killer cells. Further provided are compositions comprising subject an effective amount of a cell population comprising human placenta-derived natural killer cells for use in the treatment of a brain tumor in a subject or for use in the manufacture of a medicament for treatment of a brain tumor in a subject.

Abstract: Provided herein are methods of treatment comprising administering to a subject, e.g., a human subject, mononuclear cells from human placental perfusate and hematopoietic cells, and compositions comprising them, and their uses to establish chimerism, engraft tissue (e.g., blood), reduce the severity or duration of graft versus host disease, and treat or ameliorate symptoms of metabolic disorders and hematologic disorders, such as hematologic malignancies.

Abstract: Provided herein are methods of producing natural killer (NK) cells and/or ILC3 cells using a three-stage expansion and differentiation method with media comprising stem cell mobilizing factors. Also provided herein are methods of suppressing tumor cell proliferation using the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein, as well as methods of treating individuals having cancer or a viral infection, comprising administering the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein to an individual having the cancer or viral infection.

Abstract: Provided herein are genetically modified (GM) natural killer (NK) cells and methods of producing populations of GM NK cells. Further provided herein are methods of using the GM NK cells described herein, to, e.g., suppress the proliferation of tumor cells, or to inhibit pathogen infection, e.g., viral infection. In certain alternatives, GM NK cells provided herein lack expression of CBLB, NKG2A and/or TGFBR2 and/or function or show reduced expression and/or function of CBLB, NKG2A and/or TGFBR2. In certain alternatives, GM NK cells provided herein comprise modified CD16.

Abstract: Provided herein are methods of producing erythrocytes from hematopoietic cells, particularly hematopoietic cells from placental perforate in combination with hematopoietic cells from umbilical cord blood, wherein the method results in accelerated expansion and differentiation of the hematopoietic cells to more efficiently produce administrate erythrocytes. Further provided herein is a bioreactor in which hematopoietic cell expansion and differentiation takes place.

Abstract: Provided herein are methods of treating a hematological disorder, a solid tumor, or an infectious disease in a subject in need thereof using natural killer cells in combination with a second agent, or using natural killer cells with genetic modifications for target specificity and/or homing specificity.

Abstract: Provided herein are placental perfusate, placental perfusate cells, placenta-derived intermediate natural killer cells, combined natural killer cells from placenta and umbilical cord blood, and combinations thereof. Also provided herein are compositions comprising the same, and methods of using placental perfusate, placental perfusate cells, placenta-derived intermediate natural killer cells, and combined natural killer cells and combinations thereof, to suppress the growth or proliferation of tumor cells, cancer cells, and the like, and to treat individuals having tumor cells. Also provided herein are methods of treating an individual having a tumor or graft-versus-host disease with placental perfusate, placental perfusate-derived cells, natural killer cells from placenta, e.g., from placental perfusate, and/or combined natural killer cells comprising natural killer cells from placenta, e.g., from placental perfusate, and umbilical cord blood.

Abstract: Provided herein are methods of producing erythrocytes from hematopoietic cells, particularly hematopoietic cells from placental perfusate in combination with hematopoietic cells from umbilical cord blood, wherein the method results in accelerated expansion and differentiation of the hematopoietic cells to more efficiently produce administrable erythrocytes. Further provided herein is a bioreactor in which hematopoietic cell expansion and differentiation takes place.

Abstract: Provided herein are compositions and methods for treating one or more disorders or conditions in infants, including premature infants, by administering to such infants umbilical cord blood or cells obtained from umbilical cord blood and, optionally, cells obtained from placental perfusate, placental stem cells and/or blood additives. Also provided herein are methods for treating one or more disorders or conditions in infants, including premature infants, by administering to such infants cells obtained from placental perfusate alone or placental stem cells alone or in combination with umbilical cord blood or cells obtained from umbilical cord blood.

Abstract: Provided herein are methods of producing enhanced placental stem cells by modulatory RNA molecules. Also provided herein are methods of using enhanced placental stem cells, for example, to treat individuals having a disease, disorder or condition caused by, or relating to, an unwanted or harmful immune response. Further provided herein are compositions comprising said enhanced placental stem cells.