hydrogenosome
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English
Etymology
From hydrogen + -o- + -some.
Pronunciation
Noun
hydrogenosome (plural hydrogenosomes)
- (cytology) A membrane-bound form of organelles that produce molecular hydrogen and ATP in some anerobic ciliates, trichomonads and fungi, remarkable in that most forms contain no DNA.
- 2008, Marlene Benchimol, “Structure of the Hydrogenosome”, in Jan Tachezy, editor, Hydrogenosomes and Mitosomes: Mitochondria of Anaerobic Eukaryotes, Berlin Heidelberg: Springer, →ISBN, pages 75–96:
- Hydrogenosomes, like almost all other organelles, always grow by proliferation of preexisting organelles. Thus, each daughter cell will receive a complete set of organelles during cell division. Morphological evidence was presented showing that trichomonad hydrogenosomes, like mitochondria, may divide by three distinct processes: (1) segmentation, (2) heart-form division, and (3) partition. In the segmentation process, the hydrogenosome grows, becoming elongated with the appearance of a constriction in the central portion […]