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Zebrafish

Posted on January 10, 2022 by admin1  70

In Context 

  • Nerve-end connections known as synapses form is highlighted in a recent study of Purkinje neurons in the cerebellum of knockout zebrafish.

More in News 

  • Zebrafish are transparent and neuron development in larval zebrafish can be observed from day to day by injecting a dye or by engineering the fish to express fluorescent proteins.
  • It has been observed that knocking out a particular protein known as the gap junction delta 2b (gjd2b) in the cerebellum of zebrafish affected levels of the enzyme CaMKII. 
    • Levels of CaMKII were seen to increase in the Purkinje neurons in the cerebellum. 

About Zebrafish

  • Scientific Name: Danio rerio
  • It is a tropical freshwater fish belonging to the minnow family (Cyprinidae) of the order Cypriniformes.
  • Habitat/Range: Native to rivers and streams of South Asia.
  • Features
    • It is a popular aquarium fish.
    • It is about 4 cm long and has dark-blue and silvery longitudinal stripes.
  • IUCN Red List Status: Least concerned.

(Image Courtesy: BBC)

Source: TH

 
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