How to Use microtubule in a Sentence

microtubule

noun
  • In neurons, microtubules stretch through to and have their plus ends at the neurite tip.
    — Matthew Taliaferro, The Conversation, 6 Mar. 2023
  • In epithelial cells, microtubules run from top to bottom, with their plus ends toward the bottom.
    — Matthew Taliaferro, The Conversation, 6 Mar. 2023
  • These tubes, known as microtubules, form and bloom and decay in a dance that controls many aspects of eukaryotic life.
    — Veronique Greenwood, Quanta Magazine, 8 Sep. 2025
  • This may be an automatic process, Rux said, or specific proteins might encourage the microtubule bricks to fill the gaps.
    — Jake Buehler, Quanta Magazine, 29 June 2026
  • The spindle fibers are microtubules, which are essentially long rods made up of many tiny interlocking components.
    — Jake Buehler, Quanta Magazine, 29 June 2026
  • These microtubules exist in a delicate equilibrium, stacking on new tubulin units for a while, then reaching a crisis and falling apart.
    — Veronique Greenwood, Quanta Magazine, 8 Sep. 2025
  • There was excessive growth of microtubules that wasn’t caused by an increase in gene activity, but likely due to the cells failing to clear away old or misfolded proteins.
    — New Atlas, 8 Nov. 2025
  • What’s more, cell division — for which microtubules are crucial in eukaryotes — has yet to be observed consistently in these organisms.
    — Veronique Greenwood, Quanta Magazine, 8 Sep. 2025
  • This confirmed the role of microtubules in the transport of RNAs containing these particular ZIP codes.
    — Matthew Taliaferro, The Conversation, 6 Mar. 2023
  • Wada had begun experimenting with chloroplast motion back in the 1990s by looking into how the organelles move or anchor themselves by sprouting cytoskeletal fibers, including actin and microtubules.
    — Quanta Magazine, 4 May 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'microtubule.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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