The future and development of science are in interdisciplinary areas, such as biomedical engineering. Self-assembled structures, similar to stem cell niches, inhibit rapid cellular division processes and enable the capture of stem cells from blood flow. By modifying the surface topography and stiffness properties, progenitor cells were differentiated towards the formation of endothelial cell monolayers to effectively inhibit the coagulation cascade. Wrinkled material layers in the form of thin polymeric coatings were prepared. An optimized surface topography led to proper cell differentiation and influenced the appropriate formation of endothelial cell monolayers. Blood activation was decelerated by the formed endothelium.
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http://dx.doi.org/10.1016/j.msec.2017.06.005 | DOI Listing |
J Orthop Surg Res
January 2025
Department of Knee Surgery, The First Hospital of Hebei Medical University, Hebei, China.
Objective: This study aims to explore the potential role of mesenchymal stem cells (MSCs) in the treatment of osteoarthritis (OA), particularly the function of the NOTCH1 signaling pathway in maintaining the stemness of MSCs and in chondrocyte differentiation.
Methods: Utilizing diverse analytical techniques on an osteoarthritis dataset, we unveil distinct gene expression patterns and regulatory relationships, shedding light on potential mechanisms underlying the disease. Techniques used include the culture of MSCs, induction of differentiation into chondrocytes, establishment of stable cell lines, Western Blot, and immunofluorescence.
Biol Sex Differ
January 2025
Department of Laboratory Medicine and Pathology, School of Medicine, University of Washington, Seattle, WA, 98195, USA.
Background: X chromosome inactivation (XCI) is a female-specific process in which one X chromosome is silenced to balance X-linked gene expression between the sexes. XCI is initiated in early development by upregulation of the lncRNA Xist on the future inactive X (Xi). A subset of X-linked genes escape silencing and thus have higher expression in females, suggesting female-specific functions.
View Article and Find Full Text PDFJ Orthop Surg Res
January 2025
Research Institute of Orthopedics, The Affiliated Jiangnan Hospital of Zhejiang Chinese Medical University, Hangzhou, China.
Objective: Osteoporosis is a systemic disease with high morbidity and significant adverse effects. Increasing evidence supports the close relationship between oxidative stress and osteoporosis, suggesting that treatment with antioxidants may be a viable approach. This study evaluated the antioxidant properties of dichotomitin (DH) and its potential protective effects against osteoporosis.
View Article and Find Full Text PDFBMC Genomics
January 2025
Peking University Institute of Advanced Agricultural Sciences, Shandong Laboratory of Advanced Agriculture Sciences in Weifang, Weifang, Shandong, 261325, China.
Background: The evolution and development of flowers are biologically essential and of broad interest. Maize and sorghum have similar morphologies and phylogeny while harboring different inflorescence architecture. The difference in flower architecture between these two species is likely due to spatiotemporal gene expression regulation, and they are a good model for researching the evolution of flower development.
View Article and Find Full Text PDFSci Rep
January 2025
Research Institute for Microbial Diseases, Osaka University, Osaka, Japan.
Spermatogenesis is one of the most complex processes of cell differentiation and its failure is a major cause of male infertility. Therefore, a proper model that recapitulates spermatogenesis in vitro has been long sought out for basic and clinical research. Testis organ culture using the gas-liquid interphase method has been shown to support spermatogenesis in mice and rats.
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