WO2016047849A1 - 중간엽줄기세포-하이드로겔을 함유하는 조성물 및 이의 제조방법 - Google Patents
중간엽줄기세포-하이드로겔을 함유하는 조성물 및 이의 제조방법 Download PDFInfo
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- WO2016047849A1 WO2016047849A1 PCT/KR2014/010457 KR2014010457W WO2016047849A1 WO 2016047849 A1 WO2016047849 A1 WO 2016047849A1 KR 2014010457 W KR2014010457 W KR 2014010457W WO 2016047849 A1 WO2016047849 A1 WO 2016047849A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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- C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
- C12N5/06—Animal cells or tissues; Human cells or tissues
- C12N5/0602—Vertebrate cells
- C12N5/0652—Cells of skeletal and connective tissues; Mesenchyme
- C12N5/0662—Stem cells
- C12N5/0667—Adipose-derived stem cells [ADSC]; Adipose stromal stem cells
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- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/28—Bone marrow; Haematopoietic stem cells; Mesenchymal stem cells of any origin, e.g. adipose-derived stem cells
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61K38/00—Medicinal preparations containing peptides
- A61K38/01—Hydrolysed proteins; Derivatives thereof
- A61K38/012—Hydrolysed proteins; Derivatives thereof from animals
- A61K38/014—Hydrolysed proteins; Derivatives thereof from animals from connective tissue peptides, e.g. gelatin, collagen
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/36—Blood coagulation or fibrinolysis factors
- A61K38/363—Fibrinogen
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- A61K38/46—Hydrolases (3)
- A61K38/48—Hydrolases (3) acting on peptide bonds (3.4)
- A61K38/482—Serine endopeptidases (3.4.21)
- A61K38/4833—Thrombin (3.4.21.5)
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- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/42—Proteins; Polypeptides; Degradation products thereof; Derivatives thereof, e.g. albumin, gelatin or zein
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/06—Ointments; Bases therefor; Other semi-solid forms, e.g. creams, sticks, gels
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- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/075—Macromolecular gels
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- C12N2533/00—Supports or coatings for cell culture, characterised by material
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- C12N2539/00—Supports and/or coatings for cell culture characterised by properties
Definitions
- the present invention relates to a mesenchymal stem cell composition cultured in a hydrogel, and more particularly, to a human fat-derived mesenchymal stem cell-hydrogel composition and a method for preparing the same, and more particularly, to culture mesenchymal stem cells in a hydrogel.
- a mesenchymal stem cell composition cultured in a hydrogel and more particularly, to a human fat-derived mesenchymal stem cell-hydrogel composition and a method for preparing the same, and more particularly, to culture mesenchymal stem cells in a hydrogel.
- After washing and filling it into a syringe it can be directly administered, and does not require enzyme treatment in the preparation of final transplanted cells, and it is washed in a hydrogel state without a washing step using a centrifugal separation method.
- There is almost no, and there is a physiologically active substance in the hydrogel pores (pore) has the advantage of showing a therapeutic effect immediately after administration to the subject.
- first generation stem cell therapies are isolated cells obtained by treating proteolytic enzymes such as trypsin or dispase, thereby intercellularly binding because they selectively decompose all the proteins exposed to the cell membrane during proteolytic enzyme treatment. And basement membrane proteins, etc. are hardly maintained.
- animal-derived substances such as FBS are added to inactivate proteolytic enzymes, and washing-centrifugation is performed several times to remove them, typically 5 to 10% during one washing-centrifugation. A degree of cell loss occurs. Therefore, cell collection process using protease is a very inefficient method.
- mesenchymal stem cells are adherent cells, they die within 6 to 24 hours when separated into single cells, and have a low engraftment rate.
- WO 2006/004951 discloses a method for de novo in vivo synthesis of soft tissues of predetermined shape and scale from adult mesenchymal stem cells (MSCs) in biocompatible scaffolds and compositions prepared by such methods. It is starting.
- This document discloses a method of using a hydrogel polymer, more specifically polyethylene glycol diacrylate, as a biocompatible scaffold.
- the composition is intended for the recovery of soft tissue binding, and when polyethylene glycol diacrylate is used as a scaffold, it is intended that there should be almost no change in diameter. No process is disclosed or implied.
- Korean Patent No. 1,289,834 discloses a sphincter muscle regenerative cell therapy containing amniotic fluid-derived stem cells, and the cell therapy is injected into a hydrogel complex, specifically alginate / PF-127 / hyaluronic acid, to increase its effect. It is suggested that it can be. However, the document does not disclose that the yield can be improved by improving the process of collecting stem cells themselves.
- Korean Patent No. 684,940 discloses a method for differentiating mesenchymal stem cells into chondrocytes, and more specifically, a method of immobilizing mesenchymal stem cells on a mixed support containing fibrin / HA as a biodegradable polymer is disclosed. Is disclosed. However, the document only discloses that when fibrin / HA is used as a support, mesenchymal stem cells can be differentiated into chondrocytes without adding TGF-beta, which has been added for conventional cell differentiation.
- the enzymatic treatment during final cell preparation may damage intercellular binding and basal membrane protein, and cell loss at each stage of cell collection, washing, vial filling, and refilling with syringe in the vial.
- active substances such as collagen synthesized during cell culture are mostly removed.
- the cells are cultured in a hydrogel, washed and filled in a syringe to provide a composition that can be directly administered, thus eliminating the need for enzyme treatment in the preparation of the final transplanted cells and using a centrifugation method. Since the cell is washed in a hydrogel state without going through the cell, there is almost no cell loss, and the present invention is newly discovered that a bioactive substance is encapsulated in a hydrogel pore and shows an effective therapeutic effect immediately after administration to an individual. It was completed.
- the present invention is to use the mesenchymal stem cells isolated from human adipose tissue for the treatment of disease 1) to prevent the loss of cells in the process of collecting and culture the cells in a sufficient amount, 2) cells according to proteolytic enzyme treatment It is an object of the present invention to provide a method for preparing a cell composition and a composition obtained therefrom, the method of maximally improved to minimize the loss of cells at the target site.
- the cell composition prepared by the improved method is provided in a syringe for easy use.
- Cell-hydrogel prepared and filled with the present invention can be applied as a therapeutic agent for all diseases that can be administered locally using a needle of 20 to 25 gauge.
- the present invention provides a method for collecting stem cell-hydrogel using a syringe after culturing the adipose derived mesenchymal stem cells in a hydrogel.
- the mesenchymal stem cells may be autologous or allogeneic cells that are positive for CD29, CD44, CD73, CD90, and the like, and negative for CD34 and CD45.
- the hydrogel may be selected from the group consisting of fibrin glue, hyaluronic acid or derivatives thereof, gelatin, collagen, alginic acid, cellulose and pectin, wherein the concentration of fibrinogen forming fibrin glue is 0.4 To 1.8 mg / mL, more specifically 0.9 to 1.6 mg / mL.
- 100,000 to 2,000,000 stem cells are mixed with 1 mL of hydrogel to add 1 mL to 2 mL in a 12 to 24 well plate to make a gel and then cultured for 3 to 6 days by adding a medium.
- the medium may be DMEM medium containing 10% FBS and bFGF or EGF as presented in the prior patent (autologous and homogenous adipose derived stromal stem cell compositions for treating fistulas, registration no.
- the method for preparing a composition containing adipose derived mesenchymal stem cell-hydrogel according to the present invention is not required for enzyme treatment in the final transplant cell preparation process by using the cells after culturing in a hydrogel and washing them immediately after filling them in a syringe.
- Cells are washed in a hydrogel state without a washing step using a centrifugal separation method, so that there is almost no loss of cells, and a bioactive substance is encapsulated in the hydrogel pores, which shows a therapeutic effect immediately after administration to an individual. Very useful.
- the method for preparing a composition containing adipose derived mesenchymal stem cell-hydrogel according to the present invention does not go through the isolation (selection) step using proteolytic enzymes and thus loses cells according to the conventional cell collection process. Can be efficiently obtained.
- the stem cells obtained by the above method can be administered to the diseased area in a high activity state, the administered cells can remain in the target site until hydrogel is decomposed and absorbed, thereby continuing to exhibit a therapeutic effect.
- extracellular substrates such as collagen, laminin, fibronectin, and elastin, which are secreted from mesenchymal stem cells in the culture stage, are completely encapsulated in hydrogels, and thus, the therapeutic ability is remarkably superior to conventional therapeutic agents, and the treatment period can be shortened. That has a beneficial effect.
- fat-derived mesenchymal stem cell-hydrogel according to the present invention, the stem cells survive for more than a week in the hydrogel and maintain the fibroblast morphology significantly increased survival compared to conventional stem cell therapy, 1
- various growth factors and cytokines that promote cell growth and angiogenesis are continuously secreted, and a large amount of various extracellular substrates are secreted, and the secreted extracellular matrix stays in the hydrogel and is transplanted into the body. It has been shown that providing a variety of substrates can facilitate wound healing. In addition, it does not induce an immune response, but rather has the advantage of helping to heal wounds by inhibiting inflammation by inhibiting TNF-alpha, a proinflammatory agent secreted from activated immune cells.
- a is a cell-hydrogel form after culture
- b is a cell-hydrogel of a after filling the syringe
- c and d is a syringe
- Figure 2a is filled with a syringe filled with human adipose-derived mesenchymal stem cells cultured by mixing with fibrin gel prepared by diluting the fibrinogen and thrombin solution step by step and immediately observed the stem cell-hydrogel injected through a 23 gauge needle with an optical microscope The picture is (100 magnification). Dilution factor and concentration of fibrinogen and thrombin in the final hydrogel were indicated.
- Figure 2b is a photograph of the cell-hydrogel filled in the syringe was stored at 37 °C the same as the body temperature for 24 hours and then injected through a 23 gauge needle and observed under an optical microscope (100 magnification). Dilution factor and concentration of fibrinogen and thrombin in the final hydrogel were indicated.
- Figure 3 shows the cell recovery at each stage of collecting, washing, filling vials, and filling syringes with secondary culture cells according to the prior art, and collecting, washing, and filling the syringes with cells recovered in hydrogels. This graph shows the recovery rate.
- Figure 4 shows the survival of the cell-hydrogel (Example 3) filled in a syringe by incubating in a vial (Comparative Example 1) and a hydrogel secondary culture in accordance with the prior art by staining with AO / EtBr It is a photograph.
- Figure 5 shows the cells contained in the cell suspension (second comparison), the cell suspension prepared in the secondary culture, collection, washing, and filling (Comparative Example 1) and the cell-hydrogel (Example 3) incubated, washed, and in a hydrogel according to the prior art It is a graph showing the amount of collagen type I, which is an external substance, quantified by enzyme-linked immunosorbent assay.
- the present invention provides a method for preparing a composition containing fat-derived mesenchymal stem cells-hydrogel, and when using the method of the present invention, the cells are cultured in a hydrogel, washed and immediately filled with a syringe, and then used.
- the enzyme treatment is not necessary in the final transplantation cell preparation, and the cell is washed in a hydrogel state without undergoing a centrifugal separation step.
- a bioactive substance is encapsulated in the hydrogel pores. It is very useful because it shows a therapeutic effect immediately after administration to an individual.
- the present invention (A) culturing the adipose derived mesenchymal stem cells; (b) mixing the cultured adipose derived mesenchymal stem cells with a hydrogel solution to form a gel; And (c) relates to a method for producing a mesenchymal stem cell-hydrogel composition comprising the step of culturing the gel.
- the hydrogel is fibrin glue, hyaluronic acid, gelatin, collagen, alginic acid, chitosan, cellulose, pectin, 2-hydroxyethyl methacrylate derivatives and copolymers thereof, polyethylene oxide and polyvinyl alcohol
- Any one or two or more complexes selected from the group consisting of hydrogels may be used, and more specifically, the hydrogels may be any one selected from the group consisting of fibrin glue, hyaluronic acid, gelatin, collagen, alginic acid, cellulose and pectin or Two or more complexes may be used, and more specifically fibrin glue may be used.
- the fibrin glue may include fibrinogen at a concentration of 0.4 to 1.8 mg / mL, and more specifically, may include fibrinogen at a concentration of 0.9 to 1.6 mg / mL.
- the fibrin glue may comprise thrombin at a concentration of 1 to 300 IU / mL, specifically 5 to 30 IU / mL, and more particularly at a concentration of 10 to 15 IU / mL can do. Within this range no problems arise in terms of cell proliferation and cell-hydrogel adhesion.
- the step (c) may further comprise the step (d) of filling the mesenchymal stem cell-hydrogel composition in the ampoule, vial or syringe.
- the fat-derived mesenchymal stem cell-hydrogel composition prepared according to the method of the present invention can be directly administered locally using a needle of 20 to 25 gauge.
- the number of cells counted in the mesenchymal stem cell-hydrogel filled in the ampoule, vial or syringe prepared in step (d) is a cell counting the mesenchymal stem cells obtained in step (c) Or 70% or more, more specifically 80% or more of the number.
- the present invention provides a cell therapy agent containing the mesenchymal stem cell-hydrogel composition prepared by the above method as an active ingredient.
- the term "cell therapeutic agent” refers to a pharmaceutical product used for the purpose of treatment, diagnosis, and prevention as cells and tissues prepared by isolation, culture, and special chewing from humans. In particular, it is used for the purpose of treatment, diagnosis, and prevention through a series of actions such as proliferating and screening living autologous, allogeneic, or heterologous cells in vitro or altering biological characteristics of cells in order to restore the function of cells or tissues.
- a drug refers to a drug.
- Cell therapy agents are classified into somatic cell therapy and stem cell therapy according to the degree of differentiation of cells, and the present invention relates to adipose derived stem cell therapy.
- the term "individual” means any animal including a human who has already developed or can develop a disease that can be prevented or treated through the administration of a cell therapy agent according to the present invention.
- Adipose tissue is usually obtained by liposuction, but is not limited thereto.
- Adipose-derived mesenchymal stem cells were isolated from adipose tissue obtained by liposuction as follows: Adipose tissue was washed 3-4 times with the same volume of PBS to remove blood. The same volume of collagenase solution as adipose tissue was added and reacted in a 37 ° C. water bath. It was transferred to a centrifuge tube and centrifuged at 20 ° C., 1500 rpm for 10 minutes. The supernatant fat layer was removed, and the lower collagenase solution was carefully separated so as not to shake. After the substrate medium was suspended and centrifuged for 5 minutes at 20 °C, 1200 rpm.
- the subsidence was the stromal-vascular fraction, and the supernatant was removed.
- the stromal-vascular fractions were suspended in substrate medium and inoculated in culture vessels and incubated in 37 ° C., 5% CO 2 incubator for 24 hours. After removing the culture medium, the cells were washed with phosphate buffer, and the substrate medium or the growth medium containing basic fibroblast growth factor (bFGF) at a concentration of 1 ng / ml in the substrate medium, or the epidermal growth factor (EGF) in the substrate medium. Proliferation was performed using the medium contained at a ng / ml concentration.
- Adipose-derived mesenchymal stem cells were grown to about 80-90% of the culture vessel and obtained by separating them into single cells by trypsin treatment.
- Thrombin solution 400-600 IU was added at a ratio of 1:10, 1:20, 1:40 to 5 ⁇ 10 5 adipose derived mesenchymal stem cells / mL obtained in Example 1 above.
- Fibrinogen 71.5-126.5 mg / mL was prepared by diluting 1:20, 1:40, 1:80, respectively.
- 500-700 uL of the cell suspension containing fibrinogen and thrombin were added to each well of a 12 well plate using a duploject syringe system. When the gel was completely hardened, the culture medium containing 10% FBS, 1 ng / mL bFGF was added and then incubated for 5 days at 37 °C, 5% CO 2 incubator.
- DMEM fetal calf serum
- FIG. 1A is a photograph taken by moving a cell-hydrogel cultured in 12well to a dish and maintained during the incubation period after the hydrogel was formed.
- FIG. 1B shows that the cell-hydrogel is filled in the syringe, and the gel state remains intact even after the cell-hydrogel is filled in the syringe.
- FIG. 1C illustrates a process of injecting a cell-hydrogel after connecting a 23 gauge needle to a cell-hydrogel-filled syringe
- FIG. 1D illustrates a cell-hydrogel injected through a 23 gauge needle still in the hydrogel form. It can be seen that it is maintained.
- Figure 2a is a photograph taken under a microscope after filling the syringe with the cell-hydrogel prepared in each ratio and injected into the plate through a 23 gauge needle.
- the fibringlu concentration was diluted, the cells proliferated well.
- the fibringluin final concentration was 0.9 to 1.6 mg / mL or 0.4 to 0.8 mg / mL, the cells proliferated well and the cells and fibringlu hydrogels were well fused. Giving. No significant difference according to thrombin concentration was observed.
- Figure 2b is a microscopic picture of the cell-hydrogel prepared in each ratio was injected into the syringe and injected into the plate through a 23 gauge needle left at 37 °C for 24 hours.
- the final concentration of fibrinogen is 1.8 ⁇ 3.2 mg / mL and 0.4 ⁇ 0.8 mg / mL
- the cells and hydrogel are almost separated, but when the final concentration of fibrinogen is 0.9 ⁇ 1.6 mg / mL It shows good compatibility in the gel. No significant difference according to thrombin concentration was observed.
- the thrombin solution was added at a ratio of 1:20 to 5 ⁇ 10 5 cells / mL of the adipose derived mesenchymal stem cells obtained in Example 1, and fibrinogen was diluted 1:40 and prepared according to Example 2, After washing, the syringe was filled.
- trypsin-IDT is added to isolate it into single cells, and the enzyme is inactivated with DMEM containing fetal bovine serum and placed in a centrifuge tube. Pooled and centrifuged at 1,500 rpm. After removing the supernatant, the cells were suspended by adding DMEM to remove fetal bovine serum, and then centrifuged again at 1,500 rpm, and the supernatant was removed. A total of three washes and in the last step the cells were suspended in an appropriate volume of cell suspension and then filled in vials. The filled cells were transferred to a 1 mL syringe connected to a 23 gauge needle.
- Figure 3a is a graph showing the cell recovery rate at each step compared to the initial collection step (trypsin-IDT inactivation) when preparing the cell therapy according to the conventional manufacturing method (Comparative Example 1) 10 to 25% in each step After the final filling of the syringe, only about 30% of the cells were recovered compared to the initial collection stage.
- Figure 3b is a graph showing the cell collection rate at the first stage of collection (after completion of the culture) in each step when prepared according to the manufacturing method (Example 3) of the present invention 1 to 5% of each step was reduced, the final More than 80% of the cells were recovered by syringe filling.
- cells filled in vials prepared by the conventional method maintained a high survival rate of 95% or more at 0 hours, but at 24 hours, the cell membranes were destroyed and cell membranes were destroyed, thereby preventing the cells from maintaining their morphology. At 72 hours, almost all of the cells were killed and not observed. On the other hand, the cells incubated in cell-hydrogel survived until 7 days and maintained the fibroblast morphology.
- the amount of collagen type I was analyzed by enzyme-linked immunosorbent assay (ELISA) after culturing in a hydrogel according to Example 3 and dissolving the cell-hydrogel filled in a 1 mL syringe by enzymatic treatment.
- ELISA enzyme-linked immunosorbent assay
- the cell suspension cultured according to the conventional cell therapy preparation method contained little collagen, but the cell-hydrogel contained more than 3 ug / mL collagen.
- composition containing fat-derived mesenchymal stem cell-hydrogel according to the present invention, by culturing the cells in a hydrogel, washed and immediately filled with a syringe to use the enzyme treatment in the final transplant cell preparation process, centrifugation There is almost no loss of cells as it is washed in a hydrogel state without going through a washing step using a separation method and the like, and a bioactive substance is contained in the hydrogel pores, which shows a therapeutic effect immediately after administration to an individual. Very useful.
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Description
Claims (11)
- (a) 지방유래 중간엽줄기세포를 배양하는 단계;(b) 상기 배양된 지방유래 중간엽줄기세포와 하이드로겔 용액을 혼합하여 겔을 형성시키는 단계; 및(c) 상기 겔을 배양하는 단계를 포함하는,중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,하이드로겔은 피브린 글루, 히알루론산, 젤라틴, 콜라겐, 알긴산, 키토산, 셀룰로오스, 펙틴, 2-히드록시에틸 메타아크릴레이트 유도체 및 이의 공중합체, 폴리에틸렌 옥사이드 및 폴리비닐 알코올로 이루어진 그룹으로부터 선택되는 어느 하나 또는 2종 이상의 복합체인 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,하이드로겔은 피브린 글루인 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,피브린 글루는 0.4 내지 1.8 mg/mL의 농도의 피브리노겐을 포함하는 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,피브린 글루는 0.9 내지 1.6 mg/mL의 농도의 피브리노겐을 포함하는 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,피브린 글루는 1 내지 300 I.U./mL 농도의 트롬빈을 포함하는 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,피브린 글루는 10 내지 15 I.U./mL 농도의 트롬빈을 포함하는 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항에 있어서,단계 (c) 이후, 중간엽줄기세포-하이드로겔 조성물을 앰플, 바이알 또는 주사기에 충진하는 단계 (d)를 추가로 포함하는 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제8항에 있어서,단계 (d)에서 제조된 앰플, 바이알 또는 주사기에 충진된 중간엽줄기세포-하이드로겔에서 카운팅한 세포수가, 단계 (c)에서 수득된 중간엽줄기세포를 카운팅한 세포수의 70% 이상인 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제8항에 있어서,단계 (d)에서 제조된 앰플, 바이알 또는 주사기에 충진된 중간엽줄기세포-하이드로겔에서 카운팅한 세포수가, 단계 (c)에서 수득된 중간엽줄기세포를 카운팅한 세포수의 80% 이상인 것을 특징으로 하는, 중간엽줄기세포-하이드로겔 조성물의 제조방법.
- 제1항 내지 제10항 중 어느 한 항의 방법으로 제조된 중간엽줄기세포-하이드로겔 조성물을 유효성분으로 함유하는, 세포치료제.
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| JP2017515684A JP6452807B2 (ja) | 2014-09-22 | 2014-11-03 | 間葉系幹細胞−ヒドロゲルを含有する組成物及びこれの製造方法 |
| CN201480082128.5A CN107073037A (zh) | 2014-09-22 | 2014-11-03 | 包含间充质干细胞‑水凝胶的组合物及其制备方法 |
| EP14902879.7A EP3199169B1 (en) | 2014-09-22 | 2014-11-03 | Composition containing mesenchymal stem cell-hydrogel and method for producing the composition |
| US15/513,247 US20170304366A1 (en) | 2014-09-22 | 2014-11-03 | Composition containing mesenchymal stem cell-hydrogel and method for producing the composition |
| ES14902879T ES3009368T3 (en) | 2014-09-22 | 2014-11-03 | Composition containing mesenchymal stem cell-hydrogel and method for producing the composition |
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| KR1020140125981A KR101613478B1 (ko) | 2014-09-22 | 2014-09-22 | 중간엽줄기세포-하이드로겔을 함유하는 조성물 및 이의 제조방법 |
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| US (1) | US20170304366A1 (ko) |
| EP (1) | EP3199169B1 (ko) |
| JP (1) | JP6452807B2 (ko) |
| KR (1) | KR101613478B1 (ko) |
| CN (1) | CN107073037A (ko) |
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| EP3750987A4 (en) | 2017-12-28 | 2021-11-10 | Kaneka Corporation | CELL POPULATION INCLUDING ADHESIVE STEM CELLS, ITS PRODUCTION PROCESS, AND PHARMACEUTICAL COMPOSITION |
| US20210047612A1 (en) * | 2018-03-06 | 2021-02-18 | Epibone, Inc. | Injectable off-the- shelf cartilage, tendon, and ligament repair compositions and methods of use |
| CN109182249B (zh) * | 2018-09-17 | 2022-04-19 | 宇润全成生物科技(北京)有限公司 | 一种在体修复用细胞移植的支架材料的制备方法 |
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| JP7638529B2 (ja) * | 2019-03-21 | 2025-03-04 | アンテロジェン シーオー.,エルティーディー. | 間葉系幹細胞-ヒドロゲルを含有する注射用組成物、並びにその製造、凍結及び解凍方法 |
| WO2021006664A1 (ko) * | 2019-07-10 | 2021-01-14 | 사회복지법인 삼성생명공익재단 | 골조직 형성용 바이오잉크 조성물 |
| CN113663132B (zh) * | 2021-07-20 | 2022-10-18 | 湖南美柏生物医药有限公司 | 脂肪组织再生水凝胶及其制备方法和应用 |
| WO2023072161A1 (zh) * | 2021-10-26 | 2023-05-04 | 江阴司特易生物技术有限公司 | 包含间充质干细胞和水凝胶的组合物及其应用 |
| CN114557956A (zh) * | 2021-12-30 | 2022-05-31 | 江苏拓弘生物科技有限公司 | 一种负载脐带间充质干细胞的温敏型水凝胶及其制备方法 |
| CN114316167B (zh) * | 2022-01-24 | 2022-11-22 | 湖北沃德利派生物科技有限公司 | 可负载间充质干细胞上清液成分的可注射光增强自愈合水凝胶及其制备方法 |
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| US12303617B2 (en) | 2016-12-07 | 2025-05-20 | Mayo Foundation For Medical Education And Research | Methods and materials for using fibrin supports for retinal pigment epithelium transplantation |
| WO2018226648A1 (en) | 2017-06-05 | 2018-12-13 | Mayo Foundation For Medical Education And Research | Methods and materials for culturing, proliferating, and differentiating stem cells |
| EP3635094A4 (en) * | 2017-06-05 | 2021-03-17 | Mayo Foundation for Medical Education and Research | METHODS AND MATERIALS FOR GROWING, PROLIFERATION AND DIFFERENTIATION OF STEM CELLS |
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Also Published As
| Publication number | Publication date |
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| JP6452807B2 (ja) | 2019-01-16 |
| EP3199169C0 (en) | 2025-01-08 |
| JP2017529362A (ja) | 2017-10-05 |
| ES3009368T3 (en) | 2025-03-26 |
| CN107073037A (zh) | 2017-08-18 |
| EP3199169B1 (en) | 2025-01-08 |
| KR101613478B1 (ko) | 2016-04-19 |
| EP3199169A4 (en) | 2018-06-06 |
| EP3199169A1 (en) | 2017-08-02 |
| US20170304366A1 (en) | 2017-10-26 |
| KR20160034690A (ko) | 2016-03-30 |
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