How to Use amino acid in a Sentence

amino acid

noun
  • All work with a menagerie of proteins and amino acids to soften hair, give it a glassy effect and eliminate flyaways without greasiness.
    Devon Abelman, Allure, 2 Oct. 2024
  • Ingredients like castor oil and amino acid peptides, both nourishing ingredients that moisturise the hair and support hair growth, are also present.
    Venus Wong, refinery29.com, 27 Sep. 2024
  • The amino acid-spiked blend helps those with hair loss, too.
    ELLE, 24 Dec. 2022
  • Leucine, like valine and isoleucine, is a branched-chain amino acid.
    Dr. Keith Roach, oregonlive, 28 Nov. 2022
  • The amino acids missing from beans are found in rice and vice versa.
    Cynthia Sass, Mph, Rd, Health, 9 Nov. 2023
  • Aside from squalane, this lip balm also boasts amino acids.
    Jacqueline Kilikita, refinery29.com, 21 June 2024
  • Fear of the dark is an arrangement of fifteen amino acids.
    Hilton Als, The New Yorker, 25 Nov. 2019
  • That was true for mutations that changed an amino acid.
    John Timmer, Ars Technica, 11 June 2022
  • Of the 20 amino acids out there, nine are essential, meaning your body can’t make them.
    Lauren Manaker, Verywell Health, 1 Aug. 2023
  • It’s also spiked with a multi-amino acid blend to strengthen strands and boost body.
    Celia Shatzman, The Hollywood Reporter, 22 Feb. 2022
  • So chemists had to alter the hormone’s building blocks — a chain of amino acids — to find a more durable variant.
    Gina Kolata, New York Times, 17 Aug. 2023
  • Both versions of the gene encode exactly the same amino acid.
    John Timmer, Ars Technica, 11 June 2022
  • This letter shows the original amino acid in the protein.
    Sarah Toy, WSJ, 15 Jan. 2022
  • Green tea is a rich source of the amino acid L-theanine, with tea being the only food source of L-theanine.
    Amy Fischer M.s., R.d., Good Housekeeping, 8 Nov. 2022
  • Six codons, for example, code for the amino acid serine.
    Robert F. Service, Science | AAAS, 3 June 2021
  • Proteins are long strands of amino acids, found in meat and enriched plant foods like tofu.
    Dr. Keith Roach, oregonlive, 25 July 2023
  • The test offered a way to detect high levels of phenylalanine, the amino acid that builds up in PKU.
    Mark Johnson, jsonline.com, 29 Apr. 2022
  • Chickpeas and milk are a source of tryptophan, an amino acid that can help to improve sleep.
    Lisa Drayer, CNN, 20 Apr. 2021
  • Our bodies need nine amino acids—the building blocks of protein—to make muscle.
    National Geographic, 17 Dec. 2019
  • This creates what scientists call an amino acid glycine, a key figure in the hunt for the origin of life.
    Joshua Hawkins, BGR, 15 Feb. 2022
  • Whey, creatine, and branched-chain amino acids (BCAAs) are among the most popular of these.
    Donavyn Coffey, TIME, 1 Apr. 2024
  • This single amino acid change improves the stability of the spike protein on the surface of the virus.
    William A. Haseltine, Forbes, 26 Feb. 2021
  • One changes the amino acid at position 202 from serine to asparagine.
    William A. Haseltine, Forbes, 16 Sep. 2021
  • These proteins are made up of molecules called amino acids.
    Fiona Embleton, Glamour, 9 Aug. 2024
  • The amino acid change lies within the first of three transmembrane regions domains.
    William A. Haseltine, Forbes, 20 Sep. 2021
  • In the mouse, 11 of 29 amino acids of this critical domain differed from the human version.
    Jon Cohen, Science | AAAS, 13 Apr. 2020
  • It is made up of three main amino acids—glycine, arginine, and methionine.
    Jillian Kubala, Health, 12 Aug. 2024
  • Glucosamine is an amino acid that helps protect and rebuild cartilage in the joints.
    Dallas News, 22 Dec. 2022
  • Matcha is also loaded with l-theanine, an amino acid found in black tea, green tea, and mushrooms.
    Ola Faleti, chicagotribune.com, 17 Apr. 2021
  • The formula has evolved over the years to now include skin-boosting vitamins and amino acids.
    Clare Holden, Glamour, 2 Apr. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'amino acid.' 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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