sporoplasm

English

Noun

sporoplasm (countable and uncountable, plural sporoplasms)

  1. (biology) The protoplasm of a spore
    • 1894, R. R. Gurley, The Myxosporidia, Or Psorosperms of Fishes‎, page 268:
      Sporoplasm varying considerably in size and shape, and sometimes filling all the extra-capsular portion of the shell cavity; in this condition presenting no evidence of segmentation.
    • 1917, Rokusaburo Kudo, “Myxobolus toyamai nov. spec., a new myxosporidian parasite in Cyprinus carpio L.”, in The Journal of Parasitology‎, volume 3, page 167:
      The posterior half portion of the spore is filled with sporoplasm.
    • 2006, Edward J. Bottone, Atlas of the Clinical Microbiology of Infectious Diseases‎:
      Under appropriate conditions inside a suitable host, the polar tube is discharged through the thin anterior end of the spore, which penetrates the host cell, and is used to inoculate the infective sporoplasm and nucleus (one or two) into the host cell.

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