WO2013081436A1 - 줄기세포를 젊게 만들기 위한 배지 조성물 - Google Patents
줄기세포를 젊게 만들기 위한 배지 조성물 Download PDFInfo
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- WO2013081436A1 WO2013081436A1 PCT/KR2012/010380 KR2012010380W WO2013081436A1 WO 2013081436 A1 WO2013081436 A1 WO 2013081436A1 KR 2012010380 W KR2012010380 W KR 2012010380W WO 2013081436 A1 WO2013081436 A1 WO 2013081436A1
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Definitions
- the present invention relates to a medium composition for making the stem cells derived from the elderly to young stem cells, and more particularly, the stem cell culture medium composition and the medium for making the stem cells collected from the elderly to have similar characteristics as the stem cells of the young It relates to a method for making stem cells into young stem cells, characterized in that culturing elderly-derived stem cells in the composition.
- Mesenchymal stem cells are stem cells with multipotent properties derived from various adult cells such as bone marrow, umbilical cord blood, placenta (or placental tissue cells), fat (or adipose tissue cells), and the like.
- various researches are being conducted for the development of mesenchymal stem cells derived from bone marrow as cell therapeutic agents by the differentiation that can be differentiated into adipose tissue, bone / cartilage tissue, and muscle tissue.
- mesenchymal stem cells isolated from the human body to be suitable for treatment.
- mesenchymal stem cells harvested from the tissues of the elderly the proliferation and differentiation ability tended to be low, and thus the treatment efficiency tended to be low. Activation techniques are required.
- mesenchymal stem cells are known to rapidly decrease cell division by senescence mechanisms that are independent of telomere shortening in vitro culture (Shibata). , KR et al. Stem cells, 25; 2371-2382, 2007). Although the mechanism of this aging is not yet clear, the Cdk inhibitor protein p16 (INK4a) is expressed and accumulated in the accumulation of environmental stress caused by long-term in vitro culture, and the activity of the Cdk protein responsible for cell growth. This is suppressed and the phenomenon is pointed out as the main cause.
- the present inventors obtained mesenchymal stem cells from adipose tissue isolated from elderly patients and cultured in a medium containing antioxidants and growth factors, the mesenchymal stems having similar activity to the mesenchymal stem cells derived from young people. It was confirmed that the cells can be prepared, and the present invention was completed.
- An object of the present invention is to provide a medium composition for making young mesenchymal stem cells young.
- Another object of the present invention is to provide a method for making mesenchymal stem cells young, characterized in that the culturing of mesenchymal stem cells derived from the elderly using the medium composition.
- the present invention is a young stem cells derived from the elderly-derived mesenchymal stem cells, characterized in that it contains FBS (fetal bovine serum), antioxidants, cytokines and NAC (N-acetyl-L-cysteine) Provide a medium composition for making.
- FBS fetal bovine serum
- antioxidants antioxidants
- cytokines NAC (N-acetyl-L-cysteine)
- NAC N-acetyl-L-cysteine
- the present invention also provides a method for making the elderly-derived mesenchymal stem cells into young stem cells, characterized in that the elderly-derived mesenchymal stem cells are cultured in a medium composition for making the elderly-derived mesenchymal stem cells young.
- FIG. 1 is a photograph showing the morphology of the 20s and 30s derived adipose stem cells up to 4 passages (passage) in the respective medium, and confirmed the morphology under a microscope.
- Figure 2 is a photograph showing the morphology on the microscope after passaging up to 4 passages (passage) in each of the medium, 70s and 80s, derived adipose stem cells.
- CPDL age-specific cell population doubling level
- Figure 4 is a graph showing the CPDL for each medium of young people (20s and 30s) and elderly people (70s and 80s) cultured in 10 kinds of medium.
- Figure 5 is a graph showing the telomerase activity by age and medium of adipose stem cells cultured in five media.
- Figure 6 is a graph showing the telomerase activity of adipose stem cells from 20s, 30s, 70s, 80s cultured in two mediums (1, 9 medium).
- telomerase activity is a graph measuring the change in telomerase activity according to the number of passages after incubating with P4 and P6 passages using media 1 and 9.
- FIG. 8 shows the results of confirming the expression of pluripotency markers oct4, nanog and Rex1 in P3 in adipose stem cells cultured in 1, 9 medium.
- Figure 9 shows the results of confirming the expression of pluripotency markers oct4, nanog and Rex1 in P4 cultured in adipose stem cells cultured in 1, 9 medium.
- the present invention consistently, the medium for making young stem cells from the elderly-derived mesenchymal stem cells, characterized in that it contains FBS (fetal bovine serum), antioxidants, cytokines and NAC (N-acetyl-L-cysteine) It relates to a composition.
- FBS fetal bovine serum
- antioxidants antioxidants
- cytokines cytokines
- NAC N-acetyl-L-cysteine
- stem cell used in the present invention refers to a cell having the ability of self-replicating and differentiating into two or more cells, and "adult stem cell” refers to each organ of the embryo during development. Refers to stem cells appearing in the stage of formation or adulthood.
- meenchymal stem cell used in the present invention is an undifferentiated stem cell isolated from human or mammalian tissue, and may be derived from various tissues.
- umbilical cord-derived mesenchymal stem cells umbilical cord blood-derived mesenchymal stem cells, bone marrow-derived mesenchymal stem cells, adipose-derived mesenchymal stem cells, muscle-derived mesenchymal stem cells, nerve-derived mesenchymal stem cells, skin-derived mesenchymal stem cells , Amnion derived mesenchymal stem cells and placental derived mesenchymal stem cells, and techniques for isolating stem cells from each tissue are already known in the art.
- fat-derived stem cell used in the present invention is an undifferentiated stem cell isolated from adipose tissue, and the separation method may be as follows. In other words, the suspension containing fat suspended in physiological saline obtained from liposuction, and then treated with trypsin of the stem cell layer attached to the culture vessel, such as a flask and recovered or scraped with a scraper to directly float in a small amount of physiological saline. Adipose-derived mesenchymal stem cells can be separated by a method such as recovery.
- stem cells young means that the phenotype of the mesenchymal stem cells derived from the aged tissues is made to be similar to the phenotypes of the stem cells derived from the young tissues. Telomerase activity, expression of stem cell markers (Oct4, SSEA-1, Tra 1-60, Tra 1-81, Nanog, etc.) and stem cell differentiation. Can be used. In the present invention, it is preferable that the mesenchymal stem cells derived from the elderly tissues are separated from people aged 60 to 120 years.
- the phenotype of the mesenchymal stem cells derived from the aged tissues is changed to the state similar to the phenotypes of the stem cells derived from the young tissues. It means a state similar to the stem cells or a state similar to the stem cells derived from young tissues compared to the mesenchymal stem cells cultured in a medium other than the culture medium of the present invention.
- the medium composition may further contain insulin or insulin-like factors and hydrocortisone, and the cytokine may be characterized as an epidermal growth factor (EGF) and / or a basic fibroblast growth factor (bFGF).
- EGF epidermal growth factor
- bFGF basic fibroblast growth factor
- the antioxidant used in the medium composition of the present invention can be used selenium (selenium), vitamin E, ascorbic acid, catechin, lycopene, beta carotene, coenzyme Q-10, EPA (eicosapentaenoic acid), DHA (docosahexanoic acid), etc. It is preferable to use selenium.
- FBS, bFGF and EGF are indispensable factors for adipose stem cell culture irrespective of age, and the extent of pluripotency, differentiation rate, and telomerase activity in younger ages is overall. It was higher than the group, and it was confirmed that the cells cultured in the medium in which FBS, bFGF or EGF was deleted were low in differentiation rate and telomerase activity including growth rate, so that these components were essential for cell growth and activity. .
- the cell differentiation rate of the selenium-free medium in the control medium was similar to that of the young or old age group, but in the young group in the telomerase activity experiment between the two groups.
- the activity was not different from the old group cultured in the selenium-removed medium, it was confirmed that the selenium component must be included in the old group can have a high telomerase activity.
- the present invention is a medium for making young stem cells from the elderly-derived mesenchymal stem cells, characterized in that it contains FBS (fetal bovine serum), antioxidants, cytokines and NAC (N-acetyl-L-cysteine) It provides a method of making the elderly-derived mesenchymal stem cells into young stem cells, characterized in that the cultivated elderly-derived mesenchymal stem cells in the composition.
- FBS fetal bovine serum
- antioxidants antioxidants
- cytokines NAC (N-acetyl-L-cysteine)
- basal medium used for culturing the mesenchymal stem cells conventional media known in the art, which are known to be suitable for culturing stem cells, for example, DMEM, MEM, K-SFM media, and the like, may be used. It may be used, and most preferably K-SFM (Keratinocyte-SFM; Keratinocyte serum free medium) medium can be used.
- K-SFM Keratinocyte-SFM; Keratinocyte serum free medium
- the medium used for culturing the mesenchymal stem cells may be supplemented with additives known in the art, which promote the proliferation of the undifferentiated phenotype of mesenchymal stem cells and inhibit differentiation.
- the medium may contain neutral buffers (such as phosphates and / or high concentrations of bicarbonate) and protein nutrients (such as serum, such as FBS, serum substitutes, albumin, or essential and non-essential amino acids, such as glutamine) in isotonic solutions.
- protein nutrients such as serum, such as FBS, serum substitutes, albumin, or essential and non-essential amino acids, such as glutamine
- lipids fatty acids, cholesterol, HDL or LDL extracts of serum
- other components found in most preservative media of this kind such as insulin or transferrin, nucleosides or nucleotides, pyruvate salts, any ionized form or salt
- Sugar sources such as glucose, selenium, glucocorticoids such as hydrocortisone and / or reducing agents such as ⁇ -mercaptoethanol.
- the medium also contains anti-clumping agents such as those sold by Invitrogen (Cat # 0010057AE) for the purpose of preventing cells from adhering to each other, adhering to the vessel wall, or forming too large a bundle. It can be beneficial to do so.
- anti-clumping agents such as those sold by Invitrogen (Cat # 0010057AE) for the purpose of preventing cells from adhering to each other, adhering to the vessel wall, or forming too large a bundle. It can be beneficial to do so.
- SCF Stem cell factor
- Steel factor other ligands or antibodies that dimerize c-kit
- other active agents of the same signal transduction pathway SCF, Steel factor
- tyrosine kinase related receptors such as platelet-Derived Growth Factor (PDGF), macrophage colony-stimulating factor, Flt-3 ligand and Vascular Endothelial Growth Factor (VEGF) Ligands for PDGF
- PDGF platelet-Derived Growth Factor
- macrophage colony-stimulating factor Flt-3 ligand
- VEGF Vascular Endothelial Growth Factor
- Hematopoietic hair growth factors such as thrombopoietin (TPO)
- Neurotropins such as CNTF
- Mesenchymal stem cells for mesenchymal stem cell culture of the present invention can be obtained by the following method.
- the human adipose tissue obtained from the abdomen by liposuction and the like is separated and washed with PBS, and then the tissue is chopped and digested with DMEM medium containing collagen degrading enzyme, followed by washing with PBS and at 1000 rpm. Centrifuge for 5 minutes. The supernatant is removed and the remaining pellets are washed with PBS and centrifuged at 1000 rpm for 5 minutes. The float was removed using a 100 ⁇ m mesh and then washed again with PBS. Incubate in DMEM (10% FBS.
- mesenchymal stem cells can be separated and passaged to obtain mesenchymal stem cells.
- mesenchymal stem cells can be obtained by methods known in the art.
- mesenchymal stem cells can be obtained by methods already known in the art.
- selenium was used as an antioxidant, and selenium is preferably used in an amount of 0.5-1 ng / mL. At this time, if the content thereof is less than 0.5 ⁇ g / l is sensitive to oxygen toxicity, and if it exceeds 10 ⁇ g / l leads to severe cytotoxicity.
- an insulin-like factor is used as a component for replacing insulin, and it serves to promote cell growth by enhancing glucose metabolism and protein metabolism, and particularly preferably recombinant IGF-1 (Insulin-like growth factor-1). ).
- the preferred content of insulin-like factor is 10 to 50 n / ml, and if its component is less than 10 ng / ml, it causes apoptosis, and if it exceeds 50 ⁇ g / l, problems of cytotoxicity and cost increase have.
- epidermal growth factor EGF
- EGF can cause various types of cell proliferation in vivo , preferably using a recombinant protein.
- the preferred content of epidermal growth factor is 10 to 50 ng / mL, the content of which is less than 10 ng / mL has no particular effect, if it exceeds 50 ng / mL is toxic to cells.
- the present invention uses fibroblast growth factor (bFGF), which can cause various forms of cell proliferation in vivo, preferably using a recombinant protein.
- fibroblast growth factor bFGF
- the preferred content of fibroblast growth factor is 1-100 ng / mL.
- FBS, bFGF and EGF are indispensable factors for adipose mesenchymal stem cell culture irrespective of age, in particular, it can be confirmed that the results have an important effect on the culture of adipose stem cells of deficiency of bFGF. there was. In addition, it was confirmed that the growth rate is higher in the cells of younger people.
- FBS, bFGF and EGF are important factors in the telomerase activity of adipose stem cells, the telomerase activity was the highest in 20s, and the selenium-free medium In this case, it was confirmed that the telomerase activity was decreased, and when cultured in a selenium-containing medium, elderly stem-derived adipose stem cells may also have similar telomerase activity to young stem-derived adipose stem cells.
- Adipose tissue was isolated from abdominal fat by liposuction from patients in their 20s, 30s, 70s and 80s, and washed with PBS. After finely slicing the washed adipose tissue, tissue was digested at 37 ° C. for 2 hours using DMEM media to which collagenase type 1 (1 mg / ml) was added. The collagenase treated tissues were washed with PBS, centrifuged at 1000 rpm for 5 minutes, the supernatant was removed, the pellet was washed with PBS and centrifuged at 1000 rpm for 5 minutes.
- Stem cell activity was confirmed by microscopic morphology, stem cell differentiation marker, telomerase activity, telomere length and differentiation capacity.
- Medium 1 to 10 were prepared, medium 1 was RKCM medium, and 2 to 10 was used as a medium deficient in RKCM medium, and each deficiency is shown in Table 1.
- Adipose stem cells from the 20s, 30s, 70s, and 80s isolated by the method of Example 1 were passaged up to 4 passages in the respective media, and their morphology was confirmed under the microscope (FIGS. 1 and 2). During passage, the number of cells was measured using a hemocytometer and the number of cells was calculated to determine the proliferation rate.
- CPDLs Cell population doubling levels
- age-specific CPDLs of young people (20s and 30s) and elderly people (70s and 80s) cultured in 10 kinds of media are shown in FIGS. 3 and 4, respectively.
- CDPLs 2 and 10 Adipose mesenchymal stem cells of young humans (20s and 30s) and elderly people (70s and 80s) cultured with culture medium from which 10 kinds of various stem cell active substances were removed were excluded from CDPLs 2 and 10 by age. The growth rate was in the order of 20, 30, 70 and 80. There were some differences by age group, but medium 1, 6 or 7 had the highest growth rate, and medium 2 was the lowest. Medium 3 also showed lower growth rate than other media.
- media 2, 3, and 10 were indispensable factors for adipose mesenchymal stem cell culture regardless of age, and 2 As a result, the deficiency of mediation factor 3 had a significant effect on adipose mesenchymal stem cell culture. In addition, it was confirmed that the growth rate is higher in the cells of younger people.
- Adipose stem cells from the 20s, 30s, 70s and 80s isolated by the method of Example 1 were passaged up to 3 passages in the above 5 species (1, 2, 3, 9, 10) medium, Telomerase activity was confirmed.
- Adipose-derived stem cells cultured in culture medium were washed with PBS and digested for 2 to 37 hours using the added DMEM medium. After washing with PBS, centrifugation was performed at 3000 Xg for 10 minutes. After removing the supernatant, the cells were lysed with lysate in Telo TAGGG Telomerase PCR ELISA KIT (Roche) and allowed to react for 30 minutes on ice. After centrifugation at 16,000 x g for 20 minutes, only the supernatant was separated, and a portion of the supernatant was mixed with the reaction mixture contained in the KIT to perform a PCR reaction.
- PCR reaction is elongation: 25 °C, 10 minutes, inactivation: 94 °C, 5 minutes, denaturation: 94 °C 30 seconds, annealing: 50 °C, 30 seconds, polymerization: 72 °C, 90 seconds.
- 5 ⁇ l of the amplified sample was reacted with 25 ⁇ l of denaturation reagent contained in KIT at room temperature for 10 minutes, and then mixed with 225 ⁇ l of hybridization solution. Only 100 ⁇ l of this was dispensed on a precoated microplate and reacted at 37 ° C. at 300 rpm for 2 hours to remove the hybidization solution.
- the telomerase activity of the adipose stem cells cultured in five medium medium was in the 20s or 30s, the cells cultured in the medium 9 was high activity of the medium 2, 3, 10 The cells were almost inactive.
- the telomerase activity of the cells cultured in the 2, 3, 10 medium also decreased in the elderly group.
- telomerase activity of adipose stem cells from 20s, 30s, 70s and 80s cultured in 2 mediums (1, 9 medium) is shown in FIG.
- telomerase activity of the adipose stem cells cultured in mediums 1 and 9 showed the highest activity in 20s, except that in the 30s, cells in medium 1 were higher than cells in medium 9. Telomerase activity was high.
- telomerase activity was highest in the 20s compared to the highest pluripotency in the elderly group.
- the removed component in the medium 9 was insufficient compared to the 1, but it was found to be a component that decreased the activity of the stem cells.
- Adipocytes isolated from the 20s, 30s, 70s and 80s isolated by the method of Example 1 were grown to 90% after passage up to 3 passages in the 1, 9 medium. After removing the medium from the cultivated fat stem cells and washing at least once with PBS, the cells were lysed by adding a cell lysis buffer (Intron Biotechnolgy, Sungnam, Korea) for RNL extraction and RNA using Total Extraction kit (Intron Biotechnolgy). Was extracted. After converting the extracted RNA into cDNA (Intron Biotechnology cDNA syntheis kit), primers for the pluripotent markers oct-4, Nanog and Rex1 were constructed and PCR was performed. PCR products were electrophoresed and quantified by image analyzer.
- Adipose stem cells from the 20s, 30s, 70s, and 80s isolated by the method of Example 1 were passaged up to 3 passages in 5 kinds (1, 2, 3, 9, 10) medium, Incubation was carried out for 21 days at 37 ° C., 5% CO 2 in NH Adipodiff medium (Miltenyi Biotec, Bergisch Gladbach, Germany).
- the cells in the medium As a result, as shown in Figure 10, in all ages, the cells in the medium, the lipid drop (lipid drop), which is a characteristic of fat differentiation with Oil red O staining was confirmed.
- the results of the quantification are shown in FIG. 11, and the differentiation rate was higher in the order of 9, 1, and 3 medium, and similar to the 2 and 10 medium, and in the order of 30, 20, 70, and 80s. Differentiation rate was high.
- the active substance in medium 2, 3, 10 is an indispensable factor in the culture of adipose mesenchymal stem cells regardless of age, and pluripotency, differentiation rate, tellerel in young age as a whole.
- the degree of romarazase activity was higher than that of the old age group, and the differentiation rate and telomerase activity, including the growth rate of cells cultured at 2, 3, and 10, were lowered in each medium, so that the components in these medium grew and became active. It is an essential element.
- the cell differentiation rate was similar to that of the young group and the old group in the control medium No. 1 and the No. 1 medium from which the selenium was removed, but in the telomerase activity experiment between the two medium, The young group showed no difference in activity from the old group cultured in No. 9 medium. Therefore, the selenium component removed in No. 9 medium must be included in the old group to have the same activity as the cells cultured in No. 1 medium. It can be inferred that
- mesenchymal stem cells collected from elderly patients over 60 years can be made into young mesenchymal stem cells having high differentiation ability, telomerase activity, high stem cell marker expression ability, and the like. It can dramatically improve the efficacy of the cell therapy used.
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Abstract
Description
Claims (8)
- FBS(fetal bovine serum), 항산화제, 싸이토카인 및 NAC(N-acetyl-L-cysteine)를 함유하는 것을 특징으로 하는 고령자 유래 중간엽 줄기세포를 젊은 줄기세포로 만들기 위한 배지 조성물.
- 제1항에 있어서, 인슐린 또는 인슐린 유사인자를 추가로 함유하는 것을 특징으로 하는 고령자 유래 중간엽 줄기세포를 젊은 줄기세포로 만들기 위한 배지 조성물.
- 제1항 또는 제2항에 있어서, 하이드로코르티손을 추가로 함유하는 것을 특징으로 하는 고령자 유래 중간엽 줄기세포를 젊은 줄기세포로 만들기 위한 배지 조성물.
- 제1항에 있어서, 싸이토카인은 EGF(epidermal growth factor) 및/또는 bFGF (basic fibroblast growth factor)인 것을 특징으로 하는 고령자 유래 중간엽 줄기세포를 젊은 줄기세포로 만들기 위한 배지 조성물.
- 제1항에 있어서, 항산화제는 셀레늄, 아스코르브산, 비타민 E, 카테킨, 라이코펜, 베타카로틴, 코엔자임 Q-10, EPA(eicosapentaenoic acid) 및 DHA(docosahexanoic acid)로 구성된 군에서 선택되는 것을 특징으로 하는 배지 조성물.
- 제5항에 있어서, 항산화제는 셀레늄인 것을 특징으로 하는 배지 조성물.
- 제1항에 있어서, 고령자는 60~120세의 사람인 것을 특징으로 하는 배지 조성물.
- 제1항 내지 제7항 중 어느 한 항의 배지 조성물에서 고령자 유래 중간엽 줄기세포를 배양하는 것을 특징으로 하는 고령자 유래 중간엽 줄기세포를 젊은 줄기세포로 만드는 방법.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2856764A CA2856764C (en) | 2011-12-01 | 2012-12-03 | Medium composition for rejuvenating stem cells |
| ES12852618T ES2827207T3 (es) | 2011-12-01 | 2012-12-03 | Composición de medio de cultivo de rejuvenecimiento de células madre |
| US14/360,621 US9708584B2 (en) | 2011-12-01 | 2012-12-03 | Medium composition for rejuvenating stem cells |
| EP12852618.3A EP2811015B1 (en) | 2011-12-01 | 2012-12-03 | Culture-medium composition for rejuvenating stem cells |
| BR112014012972A BR112014012972A2 (pt) | 2011-12-01 | 2012-12-03 | composição de meio de cultura para rejuvenscer células-tronco |
| JP2014544678A JP5968458B2 (ja) | 2011-12-01 | 2012-12-03 | 幹細胞を若くするための培地組成物 |
| CN201280068567.1A CN104114691B (zh) | 2011-12-01 | 2012-12-03 | 用于再生干细胞的培养基组合物 |
| AU2012346645A AU2012346645B2 (en) | 2011-12-01 | 2012-12-03 | Culture-medium composition for rejuvenating stem cells |
| PH12014501175A PH12014501175A1 (en) | 2011-12-01 | 2014-05-26 | Medium composition for rejuvenating stem cells |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2011-0127885 | 2011-12-01 | ||
| KR20110127885 | 2011-12-01 |
Publications (1)
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|---|---|
| WO2013081436A1 true WO2013081436A1 (ko) | 2013-06-06 |
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| PCT/KR2012/010380 Ceased WO2013081436A1 (ko) | 2011-12-01 | 2012-12-03 | 줄기세포를 젊게 만들기 위한 배지 조성물 |
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| Country | Link |
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| US (1) | US9708584B2 (ko) |
| EP (1) | EP2811015B1 (ko) |
| JP (1) | JP5968458B2 (ko) |
| KR (2) | KR20130061658A (ko) |
| CN (1) | CN104114691B (ko) |
| AU (1) | AU2012346645B2 (ko) |
| BR (1) | BR112014012972A2 (ko) |
| CA (1) | CA2856764C (ko) |
| ES (1) | ES2827207T3 (ko) |
| PH (1) | PH12014501175A1 (ko) |
| WO (1) | WO2013081436A1 (ko) |
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| EP2865749A4 (en) * | 2012-06-26 | 2015-12-30 | Jeong Chan Ra | PROCESS FOR PRODUCING HIGH-CONCENTRATION STEM CELLS |
| WO2016027850A1 (ja) * | 2014-08-21 | 2016-02-25 | 味の素株式会社 | 間葉系幹細胞用培地 |
| JP2017524654A (ja) * | 2014-07-07 | 2017-08-31 | メディポスト・カンパニー・リミテッドMedipost Co., Ltd. | 育毛を刺激する小サイズの幹細胞の能力および当該幹細胞の使用 |
| RU2754043C2 (ru) * | 2017-06-30 | 2021-08-25 | Чха Байотек Ко., Лтд. | Культуральная среда клеток-предшественников кожи, происходящих из стволовых клеток, и способ ее получения |
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| AU2013250089B2 (en) * | 2012-04-18 | 2016-08-18 | R Bio Co., Ltd. | Method for manufacturing stem cell having appropriate size for intravascular administration |
| US10458985B2 (en) | 2014-04-11 | 2019-10-29 | The Administrators Of The Tulane Educational Fund | Cell-surface marker of early MSC aging |
| KR102048067B1 (ko) * | 2015-01-19 | 2019-11-22 | 서울대학교병원 | 인간 중간엽 줄기세포의 줄기세포능을 증가시키는 방법 |
| CN104611295A (zh) * | 2015-02-06 | 2015-05-13 | 华南农业大学 | 一种食蟹猴睾丸间质祖细胞永生系的建立方法 |
| US20180142206A1 (en) * | 2015-05-05 | 2018-05-24 | The J. David Gladstone Institutes, a testamentary trust established under the Will of J. David Glads | Reversion of primed pluripotent stem cells to naive pluripotent stem cells |
| CA3017589A1 (en) * | 2016-03-30 | 2017-10-05 | University Of Pittsburgh-Of The Commonwealth System Of Higher Education | System for portable gas storage and delivery |
| US10894947B1 (en) * | 2016-04-29 | 2021-01-19 | Hope Biosciences, Llc | Method for generating protein rich conditioned medium |
| WO2018034314A1 (ja) * | 2016-08-18 | 2018-02-22 | 北海道公立大学法人札幌医科大学 | 間葉系幹細胞活性化剤 |
| JP7353652B2 (ja) | 2018-04-25 | 2023-10-02 | 北海道公立大学法人 札幌医科大学 | 生体移植用細胞シート及びその製造方法 |
| CN113801836A (zh) * | 2020-06-16 | 2021-12-17 | 台湾粒线体应用技术股份有限公司 | 提升线粒体功能的培养方法及其使用的组合物 |
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| CN115747151B (zh) * | 2022-11-25 | 2024-06-21 | 南开大学 | 一种通过调控端粒以稳定扩增脂肪干细胞的方法 |
| CN120361051B (zh) * | 2025-03-26 | 2026-02-03 | 深圳惠善生物科技有限公司 | 一种含间充质干细胞的组合物及其在制备具有抗炎作用的产品中的应用 |
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- 2012-12-03 CA CA2856764A patent/CA2856764C/en active Active
- 2012-12-03 BR BR112014012972A patent/BR112014012972A2/pt not_active Application Discontinuation
- 2012-12-03 CN CN201280068567.1A patent/CN104114691B/zh active Active
- 2012-12-03 EP EP12852618.3A patent/EP2811015B1/en active Active
- 2012-12-03 JP JP2014544678A patent/JP5968458B2/ja active Active
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2865749A4 (en) * | 2012-06-26 | 2015-12-30 | Jeong Chan Ra | PROCESS FOR PRODUCING HIGH-CONCENTRATION STEM CELLS |
| JP2017524654A (ja) * | 2014-07-07 | 2017-08-31 | メディポスト・カンパニー・リミテッドMedipost Co., Ltd. | 育毛を刺激する小サイズの幹細胞の能力および当該幹細胞の使用 |
| WO2016027850A1 (ja) * | 2014-08-21 | 2016-02-25 | 味の素株式会社 | 間葉系幹細胞用培地 |
| US10947508B2 (en) | 2014-08-21 | 2021-03-16 | Ajinomoto Co., Inc. | Culture medium for mesenchymal stem cells |
| RU2754043C2 (ru) * | 2017-06-30 | 2021-08-25 | Чха Байотек Ко., Лтд. | Культуральная среда клеток-предшественников кожи, происходящих из стволовых клеток, и способ ее получения |
| US11773370B2 (en) | 2017-06-30 | 2023-10-03 | Cha Biotech Co., Ltd. | Stem cell-derived skin precursor cell culture medium and preparation method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20130061658A (ko) | 2013-06-11 |
| KR101598813B1 (ko) | 2016-03-02 |
| BR112014012972A2 (pt) | 2017-06-13 |
| EP2811015A4 (en) | 2015-01-21 |
| PH12014501175B1 (en) | 2014-10-20 |
| US9708584B2 (en) | 2017-07-18 |
| PH12014501175A1 (en) | 2014-10-20 |
| JP5968458B2 (ja) | 2016-08-10 |
| US20140322811A1 (en) | 2014-10-30 |
| CA2856764A1 (en) | 2013-06-06 |
| JP2015500018A (ja) | 2015-01-05 |
| EP2811015A1 (en) | 2014-12-10 |
| AU2012346645A1 (en) | 2014-06-26 |
| CA2856764C (en) | 2018-04-03 |
| KR20150093645A (ko) | 2015-08-18 |
| CN104114691B (zh) | 2017-05-03 |
| EP2811015B1 (en) | 2020-09-02 |
| AU2012346645B2 (en) | 2015-08-27 |
| CN104114691A (zh) | 2014-10-22 |
| ES2827207T3 (es) | 2021-05-20 |
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