Table of Contents
What is neuron differentiation?
Neuronal differentiation is a complex process that integrates many signals to drive electrophysiological, morphological, and transcriptional changes. The molecular signals of many hormones, neurotransmitters, and chemokines are converted into intracellular responses by G-protein-coupled receptors.
How do you differentiate types of neurons?
Unipolar neurons have only one structure extending from the soma; bipolar neurons have one axon and one dendrite extending from the soma. Multipolar neurons contain one axon and many dendrites; pseudounipolar neurons have a single structure that extends from the soma, which later branches into two distinct structures.
What does the neural tube differentiate into?
On the gross anatomical level, the neural tube and its lumen bulge and constrict to form the chambers of the brain and the spinal cord. Finally, on the cellular level, the neuroepithelial cells themselves differentiate into the numerous types of nerve cells (neurons) and supportive cells (glia) present in the body.
What do brain cells differentiate into?
During differentiation Once activated, the Type B cells develop into Type C cells, active proliferating intermediate cells, which then divide into neuroblasts consisting of Type A cells. The undifferentiated neuroblasts form chains that migrate and develop into mature neurons.
How do stem cells differentiate into neurons?
Within the central nervous system, pluripotent stem cells turn into NSCs and then to neurons and glial cells. This complex pathway is guided by a series of very specific proteins, which bind to regions of DNA and as a result influence the function of other proteins .
What are the differences between the neuron and Neuroglia?
Nervous tissue contains two categories of cells — neurons and neuroglia. Neurons are highly specialized nerve cells that generate and conduct nerve impulses. Neuroglia are supporting cells that provide physical sport, remove debris, and provide electrical insulation.
Which portion of the neural tube will differentiate into the brain?
As the two sides of the neural groove converge, they form the neural tube, which lies beneath the ectoderm. The anterior end of the neural tube will develop into the brain, and the posterior portion will become the spinal cord.
What does the neural plate develops into?
Cells take on a columnar appearance in the process as they continue to lengthen and narrow. The ends of the neural plate, known as the neural folds, push the ends of the plate up and together, folding into the neural tube, a structure critical to brain and spinal cord development.
What cells Can neural stem cells differentiate into?
The generation of the different neural lines originates in adult neural stem cells that can self-renew or differentiate into astrocytes, oligodendrocytes, or neurons in response to specific stimuli.