mitoplast

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noun

A mitochondrion that has been stripped of its outer membrane, leaving the inner membrane intact.

Scrabble 13

Meanings

nounmitoplast (plural mitoplasts)

plural mitoplasts

  1. A mitochondrion that has been stripped of its outer membrane, leaving the inner membrane intact.

    Successive divisions of this band, which is called the "mitoplast," give rise to several chloroplasts.

    1920, P.-A. Dangeart, Compt. Rend. Acad. Sci., volume 170, abstract, page 301
    2 more examples

    With mitoplasts (matrix plus inner mitochondrial membrane) in the same conditions the rate is much lower. When mitoplasts are added to mitochondria that have been incubated for two or more hours at 37 °C, when the rate of proteolysis has decreased, there is a new burst of proteolytic activity.

    2009, Protein Degradation in Health and Disease, page 170

    At the lower pressures, the pellet represents a mitoplast fraction and the supernatant is an outer membrane fraction which includes the soluble component of the intermembraneous space.

    2015, Earl Usdin, Function and Regulation of Monoamine Enzymes
Cite this entry
APA

mitoplast. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/mitoplast

MLA

“mitoplast.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mitoplast. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “mitoplast,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/mitoplast.

Source: mitoplast on Wiktionary, CC BY-SA 4.0.