How to Use RNA in a Sentence
RNA
noun-
Obelisks are somewhat like these because they are made of RNA.
—Discover Magazine, 31 Jan. 2025
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This isn't the first time RNA has been honored recently.
—Alice Park, TIME, 7 Oct. 2024
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Later, scientists could search for the RNA from a new variant and trace it back to its source.
—Matthew Hutson, The New Yorker, 20 Mar. 2025
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These included the amino acid glycine and uracil, a nucleotide base in RNA.
—Mindy Weisberger, CNN Money, 28 Mar. 2025
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This long stretch of RNA parks itself in spots along a cell's extra X chromosome, attracts proteins that bind to it in weird clumps, and silences the chromosome.
—TIME, 2 Feb. 2024
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But scientists are finding that our bodies are also home to exquisitely tiny rings of free-floating RNA.
—Carl Zimmer, New York Times, 19 Feb. 2025
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This finding suggested that the small RNA was somehow inhibiting it.
—Paul Smaglik, Discover Magazine, 30 Oct. 2024
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In addition, a protein model could not generate the RNA.
—Ingrid Wickelgren, Quanta Magazine, 5 Feb. 2025
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In future studies, the team hopes to use the discovery of this stealth RNA delivery system to create more eco-friendly fungicides.
—Laura Baisas, Popular Science, 20 Dec. 2023
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In this image, each color represents a different type of RNA.
—Discover Magazine, 17 Oct. 2024
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The fish make fewer functional copies of an RNA that helps shut down transposable element movement.
—John Timmer, Ars Technica, 14 Aug. 2024
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Scientists were able to extract RNA fragments from the Tasmanian tiger’s tongue, nasal cavity, brain and eye, per the statement.
—Margherita Bassi, Smithsonian Magazine, 28 Oct. 2024
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Normally, genes are processed before transcription in order to make a readable strand of RNA.
—Joel Richter, The Conversation, 26 July 2023
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These vaccines use a fragment of the virus's genetic material (RNA) to teach your cells to make a protein that triggers an immune response.
—Ayana Byrd, Health, 7 Jan. 2024
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The work is a challenge, however, because samples often contain very low levels of active viral RNA, the molecule in which flu genomes are written.
—Lisa M. Krieger, The Mercury News, 4 Oct. 2024
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This non-greasy serum also uses exosomes (small vesicles packed with protein, lipids, and plant RNA) to encourage cellular renewal at the scalp and defend against stress.
—Deanna Pai, Vogue, 6 Oct. 2024
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Recent studies have helped shed light on the debate, with many using single-cell RNA sequencing and other advanced technologies to look at parts of the brain, such as the hippocampus and the subventricular zone.
—Avery Hurt, Discover Magazine, 17 Jan. 2025
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Just as those machines take plastic molecules and use them to construct objects of any shape, ribosomes take genetic information from RNA and use it to crank out proteins.
—Corinne Purtill, Los Angeles Times, 15 Feb. 2024
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Stroup says the team also plans to re-create their research in other organisms to see how RNA transcription changes between different animals.
—IEEE Spectrum, 22 Jan. 2024
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In particular, short strands of RNA called aptamers securely bind to other molecules.
—Philip Ball, Wired News, 8 June 2025
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Current hypertension medications focus on hormones that cause high blood pressure; this one targets the RNA that creates the hormones.
—Rachel Murphy, Verywell Health, 8 Aug. 2023
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Capstan is developing therapies that modulate unhealthy cells inside the body — rather than editing the cells outside of the body — through RNA delivery methods.
—Natallie Rocha, San Diego Union-Tribune, 20 Mar. 2024
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The Catalan numbers also play a role in biology, helping count the possible folding patterns of RNA molecules.
—Jack Beresford, MSNBC Newsweek, 1 May 2025
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The breakdown of complex molecules typically involves more than one enzyme, and the genes for these enzymes tend to end up clustered together, so that they can be produced as a single, large RNA that encodes all the proteins needed.
—ArsTechnica, 7 May 2025
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In 2005, the pair discovered how to chemically modify one of the letters of RNA to nearly eliminate the inflammatory response.
—Compiled By Democrat-Gazette Staff From Wire Reports, Arkansas Online, 3 Oct. 2023
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This will look at RNA medicines, monoclonal antibodies, and base-editing as novel options to improve coronary artery disease.
—Meghana Keshavan, STAT, 10 Nov. 2023
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On the Earth, this progression likely started with simple reproductive molecules like RNA.
—ArsTechnica, 26 Mar. 2025
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The finding suggests that chiral RNA preferentially makes proteins of the opposite chirality, as is seen in nature.
—Yasemin Saplakoglu, Quanta Magazine, 6 Sep. 2023
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The development of the Covid vaccine relied on a public–private partnership that built on years of research into synthesizing RNA molecules.
—David Oshinsky, The New York Review of Books, 6 Mar. 2025
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The startup is developing breakthroughs in RNA medicine, which has applications for treatments for genetic diseases.
—Lucy Brewster, Fortune, 2 June 2023
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'RNA.' 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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