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Schizont Development: Difference between revisions

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The schizont form we see reflects successive cycles of asexual division that eventually result in the formation of multiple separate "merozoite" forms that are released as the red cell breaks down. Each merozoite then goes on to infect another red cell. This is therefore a progressive process and schizonts will look very different depending on which stage of development they represent. Below are images of schizonts at different developmental stages.
The schizonts we see on blood films are each at a particular stage of the successive cycles of asexual division that eventually result in the formation of multiple separate "merozoite" forms. Those merozoites are released as the red cell breaks down then go on to infect another red cell. Schizonts therefre look very different depending on which stage of development they represent. Below are images of schizonts at different developmental stages.




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The first recognisable stage occurs when th schizonts first divide their chromatin to form two distinct masses. This first stage is the least distinctive and can be difficult t distinguish from a late trophozoite or gametocyte with a double chromatin dot. But often the appearance is clear.


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Revision as of 11:56, 27 March 2024


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How does schizont appearance change during their development?


The schizonts we see on blood films are each at a particular stage of the successive cycles of asexual division that eventually result in the formation of multiple separate "merozoite" forms. Those merozoites are released as the red cell breaks down then go on to infect another red cell. Schizonts therefre look very different depending on which stage of development they represent. Below are images of schizonts at different developmental stages.



THE INITIAL ASEXUAL DIVISION


The first recognisable stage occurs when th schizonts first divide their chromatin to form two distinct masses. This first stage is the least distinctive and can be difficult t distinguish from a late trophozoite or gametocyte with a double chromatin dot. But often the appearance is clear.

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IMMATURE SCHIZONT APPEARANCES


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MATURE SCHIZONT APPEARANCES

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MEROZOITE RELEASE

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