C12N2501/998

Formula of serum-free medium for human pluripotent stem cells
11485955 · 2022-11-01 · ·

The present invention discloses formulation of a serum-free medium used for human pluripotent stem cells, which comprises the following raw materials: inorganic salt components, organic components, amino acids and amino acid salts, energy substances and metabolic intermediates, vitamins and antioxidants, proteins and polypeptides, trace elements and chromogenic substances; while the culture process comprises the following steps: selecting a basic formulation, performing combination screening, identifying and evaluating results, and testing a new formulation of culture; and proportioning according to the following methods: adding aforesaid raw materials into 950 ml of water for injection, stirring gently until dissolved, and finally adding 2.438 g of sodium bicarbonate, and stirring gently until dissolved, and then adding 1 liter of water for injection, adjusting the pH to the desired value with 1 mol/L sodium hydroxide solution or 1 mol/L hydrochloric acid solution, finally filtering sterilized with 0.1 μm diameter filter under positive pressure, and storing the medium solution in dark place at 2° C.-8° C., the invention solves the problem of high cost of domestic import of serum-free formulation.

Pancreatic cells for treating diabetes and methods of generating the same
11484554 · 2022-11-01 · ·

The present disclosure provides cell-based compositions for treating diabetes, methods for identifying cells that preferentially differentiate into endoderm cells, and methods for preparing insulin-producing pancreatic cells, as well as related methods of use for treating diseases related to insulin deficiency.

METHOD FOR PRODUCING MESENCHYMAL STEM CELLS, THERAPEUTIC EFFECT MARKER OF MESENCHYMAL STEM CELLS, METHOD FOR DETERMINING THERAPEUTIC EFFECTS OF MESENCHYMAL STEM CELLS, AND CELLULAR PREPARATION CONTAINING MESENCHYMAL STEM CELLS

[Problem] To provide a cell preparation including mesenchymal stem cells (MSCs) having a high therapeutic effect. [Solution] A method for producing activated mesenchymal stem cells, including a step of culturing MSCs in a medium containing an activator that includes an extract from a mammalian fetal appendage as an active ingredient, using a cell culture carrier having a three-dimensional structure formed of a fiber is provided. A marker for a therapeutic effect of MSCs selected from the group consisting of p16.sup.ink4a, p14.sup.ARF, CDK4, CDK6, RB, and CD47, a method for determining a therapeutic effect using the marker, a method for determining suitability of MSCs to be treated with a treatment for enhancing a therapeutic effect of MSCs, a cell preparation including MSCs, and a method for producing the same are also provided.

GENERATING CIK NKT CELLS FROM CORD BLOOD
20220347218 · 2022-11-03 ·

Provided herein are methods and customized media compositions for culturing CIK NKT cells.

EXPANSION OF TUMOR INFILTRATING LYMPHOCYTES FROM LIQUID TUMORS AND THERAPEUTIC USES THEREOF
20230092130 · 2023-03-23 ·

Methods of expanding tumor infiltrating lymphocytes (TILs), including peripheral blood lymphocytes and marrow infiltrating lymphocytes, from blood and/or bone marrow of patients with hematological malignancies, such as liquid tumors, including lymphomas and leukemias, and uses of such expanded TILs in the treatment of diseases such as cancers and hematological malignancies are disclosed herein.

SIRPalpha-SILENCED NATURAL KILLER (NK) CELLS

The invention provides Natural Killer (NK) cells that have a reduced or ablated Signal Regulatory Protein Alpha (SIRPα-) function when compared to a NK cell having an unmodified SIRPα-function that effectively kills a population of cancer cells that express CD47.

DEVICES AND METHODS FOR ISOLATING TUMOR INFILTRATING LYMPHOCYTES AND USES THEREOF
20220348874 · 2022-11-03 ·

The present invention provides methods for isolating and cryopreserving tumor infiltrating lymphocytes (TILs) and producing therapeutic populations of TILs, including methods via use of a kit and a semi-automatic device for aseptic disaggregation, enrichment, and cryopreservation of a resected tumor prior to expansion of the TIL population. The present invention also provides methods for expansion, and/or stabilization of TILs, for instance UTILs, compositions involving the same and methods of treatment involving the same.

SCAFFOLDS TO TREAT SOLID TUMOR CELLS AND ESCAPE VARIANTS
20220339195 · 2022-10-27 ·

Implantable scaffolds that treat solid tumors and escape variants and that provide effective vaccinations against cancer recurrence are described. The scaffolds include genetically-reprogrammed lymphocytes and a lymphocyte-activating moiety.

METHOD FOR OBTAINING OR MAINTAINING ABCG2-POSITIVE CORNEAL LIMBAL STEM CELLS
20220340871 · 2022-10-27 ·

Disclosed is a method of producing ABCG2-positive corneal limbal stem cells through inducing pluripotent stem cells first into eye precursor cells and then differentiating the eye precursor cells into ABCG2-positive corneal limbal stem cells. Also disclosed is a method of maintaining ABCG2-positive phenotype of corneal limbal stem cells, such as primary corneal limbal stem cells.

INTERLEUKIN-27 PRODUCING B-CELLS AND USES THEREOF

The invention is directed to an isolated population of mammal cells comprising about 75% or higher B-1a regula e PBS-treated tory cells expressing the cell surface inhibitory receptors lympho-cyte-activation gene 3 (LAG-3), programmed cell death protein 1 (PD-1), and C-X-C chemokine receptor type 4 (CXCR4), and secreting interleukin-27 (IL-27). The invention is also directed to methods of preparing and using the cell population to suppress the immune system and/or to treat or prevent diseases.