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
  • Their epithelium, or nasal tissue, is about 30 times larger than ours.
    — Ellen Furlong, chicagotribune.com, 27 Oct. 2020
  • The scientific name for this layer of cells is the epithelium.
    — Jill Seladi-Schulman, SELF, 15 Feb. 2022
  • An ill-functioning epithelium can have major impacts on your health.
    — Sara Harrison, WIRED, 20 Aug. 2019
  • Fat was present in equal or greater quantities along with epithelium, bone, nerve, and connective tissue.
    — Seriously Science, Discover Magazine, 13 Oct. 2017
  • Most of the body's immune cells are found in the connective tissues of the small intestines, just beneath the epithelium.
    — Mark Gurarie, Health, 6 Nov. 2024
  • There's the olfactory epithelium (involved in sense of smell).
    — Miriam Fauzia, USA TODAY, 9 July 2020
  • 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
  • The trans form goes back to the retinal pigment epithelium, where the enzyme acts on it again to convert it back to usable 11-cis-retinal.
    — Lauren J. Young, Scientific American, 4 May 2026
  • The turbinates pass the air on to the olfactory region lined with olfactory epithelium, which detects odors.
    — Matt Hrodey, Discover Magazine, 8 July 2023
  • 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
  • Disruption of the olfactory epithelium could explain the loss of smell.
    — Stephani Sutherland, Scientific American, 18 Nov. 2020
  • 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
  • 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
  • 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
  • Forty-one patients with dog epithelium allergy were selected.
    — Ncbi Rofl, Discover Magazine, 2 June 2012
  • The first requirement for limb regeneration is the presence of a wound, and formation of wound epithelium.
    — Amber Dance, Smithsonian Magazine, 31 Jan. 2020
  • 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
  • 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
  • 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
  • Bile sludge buildup, abnormalities in the gallbladder wall or epithelium, and bile duct obstructions are some common culprits.
    — Amber Smith, Discover Magazine, 31 Aug. 2023
  • The key actions produced by the initial injury and wound epithelium also remain mysterious.
    — Amber Dance, Smithsonian Magazine, 31 Jan. 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
  • Glatter said significant damage to the corneal epithelium, the outermost layer of the cornea, could lead to visual impairment.
    — USA Today, 2 June 2020
  • So there’s a cycle of retinal molecules that goes between photoreceptors and the retinal pigment epithelium.
    — Lauren J. Young, Scientific American, 4 May 2026
  • So might anatomical responses to those changes, such as the effect of colder or drier air on mucous membranes and the epithelium of the respiratory tract.
    — WIRED, 2 Oct. 2023
  • 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
  • To their surprise, the cells self-assembled into a network of layers that resembled the retina pigment epithelium and its vasculature.
    — William A. Haseltine, Forbes, 24 Jan. 2023
  • The additional claim that swabbing leads to damage in the olfactory epithelium is also unlikely.
    — Miriam Fauzia, USA TODAY, 9 July 2020
  • 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

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.

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