How to Use epithelium in a Sentence

epithelium

noun
  • The gut is lined with a layer of cells known as the epithelium.
    Amber Smith, Discover Magazine, 23 Mar. 2022
  • The scientific name for this layer of cells is the epithelium.
    Jill Seladi-Schulman, SELF, 15 Feb. 2022
  • The disease occurs when a layer of cells at the back of the eye, called the retinal pigment epithelium, degenerates.
    Adam Piore, Discover Magazine, 18 July 2016
  • Their epithelium, or nasal tissue, is about 30 times larger than ours.
    Ellen Furlong, chicagotribune.com, 27 Oct. 2020
  • When someone takes a big sniff, molecules travel up the nose to the olfactory epithelium, a small piece of tissue at the back of the nasal cavity.
    Sara Harrison, National Geographic, 5 Aug. 2020
  • At first, researchers wondered if the coronavirus was infecting nerves in the olfactory epithelium, a patch of tissue high in the nose near the base of the brain that helps people to smell.
    Nanette Asimov, San Francisco Chronicle, 6 July 2021
  • At the very top of the nasal cavity, up between the eyes, sits mucosal tissue known as the olfactory epithelium.
    Genevieve Fullan, Longreads, 12 Apr. 2022
  • Imatinib, an oral drug used to treat some leukemias and other types of cancer, can also protect the epithelium lining the alveoli, where oxygen crosses from the lungs into the blood.
    Kai Kupferschmidt, Science | AAAS, 5 Aug. 2021
  • Fat was present in equal or greater quantities along with epithelium, bone, nerve, and connective tissue.
    Seriously Science, Discover Magazine, 13 Oct. 2017
  • Without good hygiene, the lenses can pick up bacteria that can permeate the corneal epithelium, a thin skin-like covering over the cornea.
    Philly.com, 21 Aug. 2017
  • The disease damages a layer of neurons called the retinal pigment epithelium, which is crucial to the survival of the photoreceptors.
    Ron Winslow, WSJ, 4 Sep. 2022
  • In previous studies, researchers showed that a layer of cells beneath the retina, the retinal pigment epithelium (RPE), ferries glucose from the blood to the retina.
    Elizabeth Pennisi, Science | AAAS, 13 Oct. 2017
  • As a result, there is damage to the nasal epithelium in the higher recesses of the nose, where the olfactory receptors are located.
    Sandy Bauers, Philly.com, 7 July 2017
  • The first requirement for limb regeneration is the presence of a wound, and formation of wound epithelium.
    Amber Dance, Smithsonian Magazine, 30 Jan. 2020
  • There's the olfactory epithelium (involved in sense of smell).
    Miriam Fauzia, USA TODAY, 9 July 2020
  • Disruption of the olfactory epithelium could explain the loss of smell.
    Stephani Sutherland, Scientific American, 18 Nov. 2020
  • Spark’s gene therapy is for people with a mutation in a gene called retinal pigment epithelium 65, or RPE65.
    Peter Loftus, WSJ, 19 Dec. 2017
  • Eventually, this leads to the breakdown of a layer of the retina called the retina pigment epithelium and the disruption of blood vessels directly behind the retina.
    William A. Haseltine, Forbes, 24 Jan. 2023
  • This overgrowth in blood vessels can penetrate the retina pigment epithelium and leak blood directly into the eye.
    William A. Haseltine, Forbes, 24 Jan. 2023
  • As part of that work, the lab sequenced cells in the epithelium — a sheet of neurons and supporting cells lining the upper nasal cavities — and olfactory bulb of mice to determine what RNA each cell expressed.
    New York Times, 28 Jan. 2021
  • An ill-functioning epithelium can have major impacts on your health.
    Sara Harrison, WIRED, 20 Aug. 2019
  • Glatter said significant damage to the corneal epithelium, the outermost layer of the cornea, could lead to visual impairment.
    USA Today, 2 June 2020
  • Damage to the epithelium lining the trachea and bronchi can result in the loss of protective mucus-producing cells as well as the tiny hairs, or cilia, that sweep dirt and respiratory secretions out of the lungs.
    Jason Gale, Fortune, 8 Mar. 2020
  • Researchers used stem cells to create retinal pigment epithelium cells, which were transplanted into a patient's retina (left) in an area depicted by the black circle.
    Jeff Wheelwright, Discover Magazine, 30 Dec. 2014
  • According to a press release, the nose and airway are lined with epithelial tissue consisting mainly of three cell types: basal cells, goblet cells and multiciliated cells, which make up about 80% of all cells in the nasal epithelium.
    Aidin Vaziri, San Francisco Chronicle, 6 Jan. 2023
  • The key actions produced by the initial injury and wound epithelium also remain mysterious.
    Amber Dance, Smithsonian Magazine, 30 Jan. 2020
  • The additional claim that swabbing leads to damage in the olfactory epithelium is also unlikely.
    Miriam Fauzia, USA TODAY, 9 July 2020
  • The Osedax root epithelium presumably absorbs bone collagen and/or lipids, which are metabolized by the symbiotic bacteria that in turn serve for Osedax's nutrition.
    Seriously Science, Discover Magazine, 13 Mar. 2017
  • Forty-one patients with dog epithelium allergy were selected.
    Ncbi Rofl, Discover Magazine, 2 June 2012
  • The exact causes of this condition aren’t known, but it may be associated with a defect in the protective lining (epithelium) of the bladder, an autoimmune reaction, infection, or allergy.
    Women's Health, 22 Mar. 2023

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

Last Updated: