The ability of stem cells to self-renew and differentiate into cell types of different lineages forms the basis of regenerative medicine, which focuses on repairing or regenerating damaged or diseased tissues. This has a huge potential to revolutionize medicine. It is anticipated that in future, stem cell therapy will be able to restore function in all major organs. Intensive research has been on-going to bring stem cell therapy from bench to bedside as it holds promise of widespread applications in different areas of medicine. This is also applicable to orthopaedics, where stem cell transplantation could benefit complications like spinal cord injury, critical bone defects, cartilage repair or degenerative disc disorders. Stem cell therapy has a potential to change the field of orthopaedics from surgical replacements and reconstructions to a field of regeneration and prevention. This article summarizes advances in stem cell applications in orthopaedics as well as discussing regulation and ethical issues related to the use of stem cells.
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http://dx.doi.org/10.5604/01.3001.0012.0764 | DOI Listing |
Eur J Med Res
December 2024
School of Medicine, Iran University of Medical Sciences, Tehran, Iran.
Infertility is a prevalent problem among 10% of people within their reproductive years. Sometimes, even advanced treatment options like assisted reproduction technology have the potential to result in failed implantation. Because of the expected changes in gene expression during both in vitro and in vivo fertilization processes, these methods of assisting fertility have also been associated with undesirable pregnancy outcomes related to infertility.
View Article and Find Full Text PDFCultured human embryonic stem cells (hESCs) can develop genetic anomalies that increase their susceptibility to transformation. In this study, we characterized a variant hESC (vhESC) line and investigated the molecular mechanisms leading to the drift towards a transformed state. Our findings revealed that vhESCs up-regulate EMT-specific markers, accelerate wound healing, exhibit compromised lineage differentiation, and retain pluripotency gene expression in teratomas.
View Article and Find Full Text PDFBMJ Open
December 2024
Unité de recherche Clinique, Hôpital Bichat-Claude-Bernard, Paris, Île-de-France, France.
Introduction: Traumatic brain injury (TBI) is one of the leading causes of death and disability worldwide. Treatments for TBI patients are limited and none has been shown to provide prolonged and long-term neuroprotective or neurorestorative effects. A growing body of evidence suggests a link between TBI-induced neuro-inflammation and neurodegenerative post-traumatic disorders.
View Article and Find Full Text PDFIn Vivo
December 2024
Group Brain Vasculature and Perivascular Niche, Division of Experimental and Translational Neuroscience, Krembil Brain Institute, Krembil Research Institute, Toronto Western Hospital, University Health Network, University of Toronto, Toronto, ON, Canada;
Background/aim: Brain arteriovenous malformations (AVMs) are vascular malformations characterized by dysmorphic, aberrant vasculature. During previous surgeries of compact nidus brain AVMs (representing the majority of cases), we have observed a "shiny" plane between nidal and perinidal AVM vessels and the surrounding grey and white matter and hypothesized that preoperative neuroimaging of brain AVMs may show a neuroradiological correlate of these intraoperative observations.
Patients And Methods: We retrospectively reviewed and analyzed multiplanar and multisequence 3-Tesla magnetic resonance (3T MR) imaging in five consecutive brain AVMs with special attention on imaging characteristics of the brain-AVM interface, i.
In Vivo
December 2024
Division of Hematology, Department of Internal Medicine, National Hospital Organization Tokyo Medical Center, Tokyo, Japan.
Background/aim: Autologous stem cell transplantation (ASCT) is the standard strategy after induction therapy for newly diagnosed transplant-eligible multiple myeloma. High-dose melphalan (HDM) conditioning has been the recommended treatment regimen for a long time. No other conditioning regimen has been proven safer and more effective.
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