The role of pro-neural factors in specifying neuronal progenitors and in promoting neuronal differentiation is conserved from Drosophila to vertebrates. This primer discusses the basic functions of pro-neural factors in neurogenesis, mechanisms of pro-neural factor function, and models for how pro-neural factors generate neuronal subtypes. The primer also features a dialog about current topics and future directions in the field between two experts in neurogenesis: Andrew Jarman, Ph.D., and Jane Johnson, Ph.D.
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http://dx.doi.org/10.1002/dvdy.20522 | DOI Listing |
Adv Healthc Mater
January 2025
Department of Orthopedic Surgery, The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Zhejiang, 325000, P. R. China.
Facilitating neuronal differentiation of stem cells and microenvironment remodeling are the key challenges in cell-based transplantation strategies for central nervous system regeneration. Herein, the study harnesses the intrinsic pro-neural differentiation potential of nerve-derived extracellular matrix (NDEM) and its specific affinity for cytokines to develop an NDEM-gelatin methacryloyl(gelMA)-based bifunctional hydrogel delivery system for stem cells and cytokines. This system promotes the neural differentiation of bone marrow stromal cells (BMSCs) and optimizes the therapeutic index of Interleukin-4 (IL-4) for spinal cord injury (SCI) treatment.
View Article and Find Full Text PDFNat Commun
November 2024
Department of Genetics, Washington University School of Medicine, Saint Louis, MO, USA.
Mutations reducing the function of MYT1L, a neuron-specific transcription factor, are associated with a syndromic neurodevelopmental disorder. MYT1L is used as a pro-neural factor in fibroblast-to-neuron transdifferentiation and is hypothesized to influence neuronal specification and maturation, but it is not clear which neuron types are most impacted by MYT1L loss. In this study, we profile 412,132 nuclei from the forebrains of wild-type and MYT1L-deficient mice at three developmental stages: E14 at the peak of neurogenesis, P1 when cortical neurons have been born, and P21 when neurons are maturing, to examine the role of MYT1L levels on neuronal development.
View Article and Find Full Text PDFInt J Mol Sci
November 2024
Federal Center for Brain and Neurotechnologies, Federal Medical and Biological Agency of Russia, 117513 Moscow, Russia.
Direct pro-neural reprogramming is a conversion of differentiated somatic cells to neural cells without an intermediate pluripotency stage. It is usually achieved via ectopic expression (EE) of certain transcription factors (TFs) or other reprogramming factors (RFs). Determining the transcriptional changes (TCs) caused by particular RFs in a given cell line enables an informed approach to reprogramming initiation.
View Article and Find Full Text PDFStem Cell Res
March 2024
Molecular Horizons, School of Medical, Indigenous and Health Sciences University of Wollongong, Australia. Electronic address:
The pro-neural transcription factor neurogenin-2 (NGN2) possesses the ability to rapidly and effectively transform stem cells into fully operational neurons. Here we report the successful generation of a modified H9 human embryonic H9 stem cell line containing a doxycycline (DOX) inducible NGN2 expression construct featuring a floxed Blasticidin/mApple selection module in the safe-harbor locus CLYBL. This cell line retains its pluripotent state in the absence of DOX, yet readily transitions into a neuronal state upon DOX introduction.
View Article and Find Full Text PDFJ Pathol
March 2024
Division of Gastroenterology and Hepatology, Department of Medicine, University of Arizona College of Medicine, Tucson, AZ, USA.
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