ribonuclease
noun
ri·bo·nu·cle·ase
ˌrī-bō-ˈnü-klē-ˌās 
-ˈnyü-,
-ˌāz
: an enzyme that catalyzes the hydrolysis of RNA
called also RNase
Examples of ribonuclease in a Sentence
Recent Examples on the Web
Anfinsen mixed a sample of the protein ribonuclease — which breaks down RNA — with a denaturant, a chemical that deactivated it.
—
Jonathon Keats, Discover Magazine, 30 Oct. 2018
Much as the folds determine whether a piece of paper can fly across a room, only one fold pattern would result in functioning ribonuclease.
—Jonathon Keats, Discover Magazine, 30 Oct. 2018
The finding that extracellular miRNAs circulate in body fluids, despite the presence of ribonuclease, indicates that mechanisms exist to protect miRNAs from degradation.
—Chao Yan, Scientific American, 17 June 2020
To amplify the signal of ribosomal RNA, Tosar added compounds known as ribonuclease inhibitors to the samples, which block naturally occurring enzymes from digesting RNA.
—Roxanne Khamsi, Scientific American, 17 June 2020
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Jonathon Keats, Discover Magazine, 30 Oct. 2018
Much as the folds determine whether a piece of paper can fly across a room, only one fold pattern would result in functioning ribonuclease.
—Jonathon Keats, Discover Magazine, 30 Oct. 2018
The finding that extracellular miRNAs circulate in body fluids, despite the presence of ribonuclease, indicates that mechanisms exist to protect miRNAs from degradation.
—Chao Yan, Scientific American, 17 June 2020
To amplify the signal of ribosomal RNA, Tosar added compounds known as ribonuclease inhibitors to the samples, which block naturally occurring enzymes from digesting RNA.
—Roxanne Khamsi, Scientific American, 17 June 2020
Cite this Entry
“Ribonuclease.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ribonuclease. Accessed 13 Jul. 2025.
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ribonuclease
noun
ri·bo·nu·cle·ase
ˌrī-bō-ˈn(y)ü-klē-ˌās, -ˌāz
: an enzyme that catalyzes the hydrolysis of RNA
called also RNase
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