Mesenchymal stem cells are frequently utilized in the study of regenerative medicine. Electric fields (EFs) influence many biological processes, such as cell proliferation, migration and differentiation. In the present study, a novel device capable of delivering a direct current of EF stimulation to cells cultured is described. This bioreactor was customized to simultaneously apply a direct-current EF to six individual cell culture wells, which reduces the amount of experimental time and minimizes cost. In testing the device, adipose-derived mesenchymal stem cells stimulated with an EF in the bioreactor exhibited a greater cell proliferation rate while retaining stemness. The results provide a unique perspective on adipose-derived mesenchymal stem cell proliferation, which is needed for tissue engineering and regenerative medicine.
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http://dx.doi.org/10.2144/btn-2022-0112 | DOI Listing |
Front Bioeng Biotechnol
January 2025
Department of Sports Medicine, The Second Affiliated Hospital of Fujian University of Traditional Chinese Medicine (FJTCM), Fuzhou, China.
Humerus greater tuberosity (HGT) avulsion fracture is one of the most common types of proximal humerus fractures. The presence of motion and gap lead to the failure of implants, due to the force pulling from the supraspinatus. In this work, electrospinning technology was applied to fabricate PCL-PEG/CS/AST nanofiber with superior biocompatibility and mechanical property.
View Article and Find Full Text PDFWorld J Stem Cells
January 2025
Department of Obstetrics and Gynecology, Peking Union Medical College Hospital, Beijing 100730, China.
Endometrial injury caused by repeated uterine procedures, infections, inflammation, or uterine artery dysfunction can deplete endometrial stem/progenitor cells and impair regeneration, thereby diminishing endometrial receptivity and evidently lowering the live birth, clinical pregnancy, and embryo implantation rates. Currently, safe and effective clinical treatment methods or gene-targeted therapies are unavailable, especially for severe endometrial injury. Umbilical cord mesenchymal stem cells and their extracellular vesicles are characterized by their simple collection, rapid proliferation, low immunogenicity, and tumorigenicity, along with their involvement in regulating angiogenesis, immune response, cell apoptosis and proliferation, inflammatory response, and fibrosis, Therefore, these cells and vesicles hold broad potential for application in endometrial repair.
View Article and Find Full Text PDFWorld J Stem Cells
January 2025
First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin 300381, China.
Peripheral nerve injury (PNI) is a common disease that is difficult to nerve regeneration with current therapies. Fortunately, Zou demonstrated the role and mechanism of bone marrow derived mesenchymal stem cells (BMSCs) in promoting nerve regeneration, revealing broad prospects for BMSCs transplantation in alleviating PNI. We confirmed the fact that BMSCs significantly alleviate PNI, but there are shortcomings such as low cell survival rate and immune rejection, which limit the wide application of BMSCs.
View Article and Find Full Text PDFPulmonary fibrosis significantly contributes to the pathogenesis of acute respiratory distress syndrome (ARDS), markedly increasing patient mortality. Despite the established anti-fibrotic effects of mesenchymal stem cells (MSCs), numerous challenges hinder their clinical application. A recent study demonstrated that microvesicles (MVs) from MSCs (MSC-MVs) could attenuate ARDS-related pulmonary fibrosis and enhance lung function hepatocyte growth factor mRNA transcription.
View Article and Find Full Text PDFWorld J Stem Cells
January 2025
Department of Anatomy and Cell Biology, College of Medicine, Chung-Ang University, Seoul 06974, South Korea.
Background: Human mesenchymal stromal cells (MSCs) possess regenerative potential due to pluripotency and paracrine functions. However, their stemness and immunomodulatory capabilities are sub-optimal in conventional two-dimensional (2D) culture.
Aim: To enhance the efficiency and therapeutic efficacy of MSCs, an -like 3D culture condition was applied.
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