stem progenitor cells related to one another

Báo cáo khoa học: Hypoxia-driven proliferation of embryonic neural stem ⁄ progenitor cells – role of hypoxia-inducible transcription factor-1a ppt

Ngày tải lên : 30/03/2014, 04:20

... differentiation of stem cells, and that, especially, mild hypoxia has salutary effects on stem ⁄ progenitor cells [12–14] Cytotrophoblasts proliferate at low O2 tensions and differentiate into a highly ... stem cells derived from the embryonic mesencephalon (E13.5) were used in the present study Generally, neural stem cells were grown to form as neurospheres in vitro The ability of stem cells to ... of human central nervous system progenitor cells transplanted into a rat model of Parkinson’s disease Exp Neurol 148, 135–146 Storch A & Schwarz J (2002) Neural stem cells and neurodegeneration...

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Báo cáo y học: " Enhanced self-renewal of hematopoietic stem/progenitor cells mediated by the stem cell gene Sall4" doc

Ngày tải lên : 10/08/2014, 21:23

... early primitive cells We next extended our study to a myeloid progenitor cell line (32D), to determine how Sall4 may affect hematopoietic progenitor cell differentiation 32D cells were cultured ... in CD34 positive hematopoietic stem/ progenitor cells [16] To further test the effect of Sall4 in LSK cells, we performed a Sall4 knockdown study in isolated mouse BM LSK cells by an RNA interference ... in adult tissue stem cells [17,18], and its protein expression is always correlated with the presence of stem and progenitor cell populations in various organ systems including bone marrow (BM)...

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Báo cáo y học: " Peripheral infusion of rat bone marrow derived endothelial progenitor cells leads to homing in acute lung injury" pps

Ngày tải lên : 12/08/2014, 15:20

... importance due to the plasticity of such stem cells or progenitor cells [74,75] that may be able to transdifferentiate or dedifferentiate and even cross germ lines, or due to the difficulty to define ... repair cells stemming from the bone marrow [14] Indeed, bone marrow has become a recognized source for progenitor cells of several cell types [15], including EC [13,16,17], epithelial cells [13,18-23], ... of bone marrow-derived progenitor cells in the circulation h after exposure by about a factor of four, an accumulation of those cells within inflammatory sites and then their differentiation to...

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báo cáo hóa học:" Transplantation of vascular cells derived from human embryonic stem cells contributes to vascular regeneration after stroke in mice" docx

Ngày tải lên : 18/06/2014, 15:20

... Yamashita J, Itoh H, Hirashima M, Ogawa M, Nishikawa S, Yurugi T, Naito M, Nakao K, Nishikawa S: Flk1–positive cells derived from embryonic stem cells serve as vascular progenitors Nature 2000, ... differentiation kinetics of vascular progenitor cells in primate and mouse embryonic stem cells Circulation 2003, 107:2085-2088 Masakatsu Sone, Hiroshi Itoh, Kenichi Yamahara, Jun Yamashita K, ... human ES cells could serve as a source for vasculogenesis in order to contribute to therapeutic neovascularization and to neuroprotection in the ischemic brain human embryonic stem cells diferentiationon...

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báo cáo hóa học:" Circulating endothelial progenitor cells: a new approach to anti-aging medicine?" docx

Ngày tải lên : 18/06/2014, 15:20

... 89 Hristov M, Zernecke A, Schober A, Weber C: Adult progenitor cells in vascular remodeling during atherosclerosis Biol Chem 2008, 389:837-844 Zhao Q, Ren H, Zhu D, Han Z: Stem/ progenitor cells ... renewal, especially in response to stress A key component of endothelial turnover appears to be the existence of circulating endothelial progenitor (EPC) cells that appear to be involved in repair and ... increased numbers of CD34 positive cells in 16 post infarct patients on day as compared to controls The rise in CD34 cells correlated with ability to differentiate into cells morphologically resembling...

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Báo cáo hóa học: " Nutraceutical augmentation of circulating endothelial progenitor cells and hematopoietic stem cells in human subjects" potx

Ngày tải lên : 18/06/2014, 16:20

... compared to pre-treatment groups Discussion Hematopoietic stem cells at various stages of differentiation are localized in the bone-marrow At a basal rate low levels of stem/ progenitor cells are ... of endothelial progenitor cells in patients with migraine Neurology 2008, 70(17):1510-7 56 Esposito K, Ciotola M, Maiorino MI, et al: Circulating CD34+ KDR+ endothelial progenitor cells correlate ... the number of the progenitor cells in circulation by HALO assay Cells expressing the CD34 and CD133 markers are associated with hematopoietic activity [33,34] To assess whether Stem- Kine supplementation...

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báo cáo hóa học:" Effects of alpha-calcitonin gene-related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblastlike cells exposed to polyethylene particles" doc

Ngày tải lên : 20/06/2014, 04:20

... Abbreviations used CGRP: calcitonin gene -related peptide CGRP; OPG: osteoprotegerin; RANK: receptor activator of nuclear factor-B; RANKL: receptor activator of nuclear factorB ligand; UHMWPE: ultra-high ... and bone resorption, and both are produced and secreted by osteoblastic lineage cells [13,14] On the one hand, RANKL binds to RANK, which is expressed on osteoclast progenitors, and leads to osteoclast ... Effects of alpha-calcitonin gene -related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblast-like cells exposed to polyethylene particles...

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báo cáo hóa học:" Effects of alpha-calcitonin gene-related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblastlike cells exposed to polyethylene particles" pot

Ngày tải lên : 20/06/2014, 07:20

... Abbreviations used CGRP: calcitonin gene -related peptide CGRP; OPG: osteoprotegerin; RANK: receptor activator of nuclear factor-B; RANKL: receptor activator of nuclear factorB ligand; UHMWPE: ultra-high ... and bone resorption, and both are produced and secreted by osteoblastic lineage cells [13,14] On the one hand, RANKL binds to RANK, which is expressed on osteoclast progenitors, and leads to osteoclast ... Effects of alpha-calcitonin gene -related peptide on osteoprotegerin and receptor activator of nuclear factor-B ligand expression in MG-63 osteoblast-like cells exposed to polyethylene particles...

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báo cáo hóa học:" Serous papillary adenocarcinoma possibly related to the presence of primitive oocyte-like cells in the adult ovarian surface epithelium: a case report" docx

Ngày tải lên : 20/06/2014, 08:20

... http://www.ovarianresearch.com/content/4/1/13 round cells with diameters of to μm that express some markers of pluripotent stem cells and can develop in vitro into primitive oocyte-like cells Putative stem cells found in adult ... oocyte-like cells were released from their “chambers” in the ovarian surface epithelium and started to change into hypertrophic/necrotic cells (Figures and 6) and further into autofluorescent ... Differentiation In Vitro of Very Small Embryonic-Like Putative Stem Cells in Adult Mammalian Ovary Stem Cells Dev 2011 11 Virant-Klun I, Skutella T: Stem cells in aged mammalian ovaries Aging (Albany NY)...

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Báo cáo toán học: " et another distance-regular graph related to a Golay code" ppsx

Ngày tải lên : 07/08/2014, 06:20

... system [6] (available from ftp.math.rwth-aachen.de) Let C22 be the code obtained by puncturing in one co-ordinate the (nonextended) binary Golay code Then C22 is a [22, 12, 6]–code, with automorphism ... The full automorphism group of Γ2 is U6 (2): S3 It would be interesting to have a natural computer-free proof of the results in this note, and to see if these results generalize to other codes ... electronic journal of combinatorics (1995), #N1 [7] L.H Soicher, GRAPE: a system for computing with graphs and groups, in Groups and Computation, L Finkelstein and W.M Kantor, eds., DIMACS Series...

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Báo cáo khoa học: " Effect of dihydrotestosterone on mouse embryonic stem cells exposed to H2O2-induced oxidative stress" pdf

Ngày tải lên : 07/08/2014, 20:23

... we suggest that the Effect of dihydrotestosterone on mouse embryonic stem cells exposed to H2O2-induced oxidative stress 253 Fig Effect of dihydrotestosterone (DHT) on hydrogen peroxide (H2O2)-induced ... dihydrotestosterone on mouse embryonic stem cells exposed to H2O2-induced oxidative stress 255 10, 423-426 12 Brook FA, Gardner RL The origin and efficient derivation of embryonic stem cells in ... experiments Effect of dihydrotestosterone on mouse embryonic stem cells exposed to H2O2-induced oxidative stress 251 Fig Effect of hydrogen peroxide (H2O2)-induced p38 mitogen activated protein kinase...

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Báo cáo khoa học: "Genetic determination of vessel area in oak (Quercus robur L and Q petraea Liebl): a characteristic related to the occurrence of stem shakes" docx

Ngày tải lên : 08/08/2014, 19:21

... our objectives were to: 1) determine provenance variations in vessel size; 2) estimate the heritability of vessel size; and 3) to find a means of recognizing shake-prone trees so that they ... design Investigations into the association between the progress of flushing and vessel size were undertaken on 20 early and 20 late flushing trees to indigenous Q petraea stored coppice at Bagley ... significant (P < 0.001) Variance components were estimated by analysis of variance and narrow sense heritability estimated from variance components according to the expression: control This is...

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Báo cáo khoa hoc:" Human spongiosa mesenchymal stem cells fail to generate cardiomyocytes in vitro" doc

Ngày tải lên : 11/08/2014, 07:21

... differentiation of MSCs have been done Bone marrow-derived mesenchymal stem cells have been reported to transdifferentiate into cardiomyocytes following treatment with several growth factors (TGFβ1, ILGF, PDGF, ... promoting of endothelial progenitor cells homing to the site of injury) [32], FGF (angiogenic, antifibrotic, antiapoptotic effect), HGF (angiogenic, antiapoptotic, mitogenic, antifibrotic activities), ... confluence (about 10,000 cells/ cm2), stem cells were trypsinized with stem cell trypsin (CellSystems, St Katharinen, Germany) and re-plated at a density of 1000/cm2 to expand cell culture (cell...

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IMPACT OF ALCAM (CD166) ON HOMING OF HEMATOPOIETIC STEM AND PROGENITOR CELLS Mariya Aleksandrova

Ngày tải lên : 24/08/2014, 09:44

... IMPACT OF ALCAM (CD166) ON HOMING OF HEMATOPOIETIC STEM AND PROGENITOR CELLS The potential of hematopoietic stem cells (HSC) to home and to anchor within the bone marrow (BM) microenvironment controls ... INTRODUCTION Hematopoietic stem cells are multipotent progenitor cells that reside within a unique environment1 in the bone marrow, namely the hematopoietic niche (HN) Multiple components of the ... haematopoietic stem/ progenitor cells in their niche Nature 457, 9296 (2009) 43 Notta, F.S., Doulatov, E., Laurenti, A., Poeppl, I., Dick, J.E Isolation of single human hematopoietic stem cells...

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Vascularised bone tissue engineering endothelial progenitor cells and human mesenchymal stem cells coculture in 3d honeycomb scaffolds and the effect of bi rotational bioreactor and hypoxic microenvironment 1

Ngày tải lên : 09/09/2015, 10:16

... Tissue-Engineered Bone Grafts: Endothelial Progenitor Cells in Vasculogenic and Osteogenic Priming of Human Fetal Mesenchymal Stem Cells International Bone-Tissue-Engineering Congress (Bone-Tec), 13-16 October ... groups – the long bones, short bones, flat bones and irregular bones (Clarke 2008) 2.2 Anatomy of Bone The human skeletal system consists of 80% cortical bone and 20% spongy bone overall, with ... Induction Upon Biaxial Bioreactor Stimulation of Mesenchymal Stem Cells and Endothelial Progenitor Cells Cocultures in 3D Honeycomb Scaffolds for Vascularised Bone Tissue Engineering Tissue Engineering...

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Isolation and characterization of an extracellular polymer closely related to flocculation of activated sludge

Ngày tải lên : 05/09/2013, 09:08

... centrifuged at 1,000 rpm for to remove the remaining floc The supernatant was further centrifuged at 8,500 rpm for 30 to collect deflocculated cells The deflocculated cells were washed times with ... suggesting that polymers remained on the surface of microbial cells after sonication This results to adsorption of polymers onto microbial cells or immediate production of new polymers When cations ... using the procedure described above Other analyses Total saccharide was determined using the anthrone-H2SO4 method (Ough, 1964) with a glucose/galactose 1:1 standard Uronic acid was determined using...

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Overcoming Common Problems Related to Communicative Methodology

Ngày tải lên : 06/09/2013, 10:10

... instructor does not necessarily have to be interculturally competent to be an effective teacher however It may be more effective if the instructor adopts a consistent style of instruction to allow ... and just trying to frame the context • • • • Presentation: Learners listen to a short dialogue between a hotel clerk and customer Then, they repeat it with the teacher aloud to raise awareness ... tacit approval to pursue undesirable behavior such as cutting class or turning in late homework To avoid this, it is important to clearly express not only the course requirements but one' s own personal...

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Words Related to the Calendar

Ngày tải lên : 25/10/2013, 16:20

... —Independent (London) We allow our ignorance to prevail upon us and make us think we can survive alone, alone in patches, alone in groups, alone in races, even alone in genders —M AYA A N G E L O U , ... for leap year, bissextile, means doubled day—referring to a double Feb 28.” —Toronto Star Leaping to Assumptions A leap year has 366 days One might imagine that bissextile is so named because ... scission, from scindere (to cut) This word is not related to the word scissors The two have entirely different roots Scissors ultimately came from Latin cisorium (cutting tool) though on the way...

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Words Related to the Human Body

Ngày tải lên : 25/10/2013, 16:20

... here A related word is the verb oxtercog, which means to drag somebody along by their armpits—people often need to be oxtercogged to a taxi after they have had one drink too many —Wesley Johnston, ... ancestor of such terms as preempt (literally, to buy beforehand), example (to take out something), premium (inducement to buy), prompt (to be quick in taking), redeem (to buy again), vintage (to ... ability to attract the opposite sex, perhaps? What you think? emptor (EMP-tor) noun A buyer From Latin emptor (buyer), from emere (to buy, take) Ultimately from the Indo-European root em- (to take),...

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