Results 51 to 60 of about 213,033 (265)

Visual bone marrow mesenchymal stem cell transplantation in the repair of spinal cord injury

open access: yesNeural Regeneration Research, 2015
An important factor in improving functional recovery from spinal cord injury using stem cells is maximizing the number of transplanted cells at the lesion site.
Rui-ping Zhang   +4 more
doaj   +1 more source

Mesenchymal stem cells. A review [PDF]

open access: yes, 2008
Neðst á síðunni er hægt að nálgast greinina í heild sinni með því að smella á hlekkinn View/OpenThe bone marrow contains various types of stem cells. Among them are hematopoietic stem cells, which are the precursors of all blood cells, and mesenchymal ...
Kristbjörn Orri Guðmundsson   +2 more
core  

The ratio of VEGF/PEDF expression in bone marrow mesenchymal stem cells regulates neovascularization [PDF]

open access: yes, 2011
Angiogenesis, or neovascularization, is a finely balanced process controlled by pro- and anti-angiogenic factors. Vascular endothelial growth factor (VEGF) is a major pro-angiogenic factor, whereas pigment epithelial-derived factor (PEDF) is the most ...
Crawford, Ross, Fan, Wei, Xiao, Yin
core   +2 more sources

Innate Immune Reprogramming Mediated by Endogenous Retroelement Dysregulation Drives Multiple Sclerosis Progression

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Epigenetic reprogramming in hematopoietic stem and progenitor cells (HSPCs) and downstream myeloid cells, mediated by H3.3 downregulation and endogenous retroelement (ERE) overexpression, contributes to the progression of multiple sclerosis (MS). ABSTRACT Background Skewed myelopoiesis in the bone marrow has been identified as a key driver of multiple ...
Li‐Mei Xiao   +6 more
wiley   +1 more source

Cross-linking N-succinyl chitosan-oxidated hyaluronic acid-based hydrogel loaded with bone marrow mesenchymal stem cell-derived exosomes induce bone regeneration in cranial defects

open access: yesMaterials & Design
Background: Hydrogel carrying exosomes shows better prospects for bone regeneration. Objective: This work investigated the effect of cross-linking N-succinyl chitosan-oxidated hyaluronic acid-based hydrogel loaded with bone marrow mesenchymal stem cell ...
Xiao-yang Chu   +11 more
doaj   +1 more source

Allogeneic Stem Cells Alter Gene Expression and Improve Healing of Distal Limb Wounds in Horses. [PDF]

open access: yes, 2017
Distal extremity wounds are a significant clinical problem in horses and humans and may benefit from mesenchymal stem cell (MSC) therapy. This study evaluated the effects of direct wound treatment with allogeneic stem cells, in terms of gross, histologic,
Aristizobal, Fabio A   +11 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

An abnormal bone marrow microenvironment contributes to hematopoietic dysfunction in Fanconi anemia

open access: yesHaematologica, 2017
Fanconi anemia is a complex heterogeneous genetic disorder with a high incidence of bone marrow failure, clonal evolution to acute myeloid leukemia and mesenchymal-derived congenital anomalies.
Yuan Zhou   +21 more
doaj   +1 more source

Molecular and cellular characterisation of highly purified stromal stem cells derived from human bone marrow [PDF]

open access: yes, 2003
Previous studies have provided evidence for the existence of adult human bone marrow stromal stem cells (BMSSCs) or mesenchymal stem cells. Using a combination of cell separation techniques, we have isolated an almost homogeneous population of BMSSCs ...
Graves, S.   +6 more
core   +2 more sources

3D‐Printed Porous Hydroxyapatite Formed via Enzymatic Mineralization

open access: yesAdvanced Functional Materials, EarlyView.
Bone combines lightness, strength, and the ability to heal, inspiring new materials design. This work introduces a room‐temperature, enzyme‐mediated 3D printing method to create porous hydroxyapatite scaffolds. The process avoids energy‐intensive sintering, preserves bioactivity, and allows control over porosity and mineralization.
Francesca Bono   +6 more
wiley   +1 more source

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