Word.ws English Dictionary

How to use peptide in a sentence

40 example sentences · noun

Peptide means any of a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted with the carboxylic acid of the next to form an amide bond. Such molecules joined into polypeptides and proteins constitute crucial components of living organisms. Example: “The chaotropic salt inactivated the catalytic function of the peptide.”

Examples of peptide by meaning

nounAny of a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted...

  • When it’s digested, its long amino-acid chains are first broken down into smaller fragments, or peptides.2004, Harold McGee, chapter 1, in On Food and Cooking: The Science and Lore of the Kitchen, Scribner, →ISBN

nounPerformance-enhancing drugs that contain such molecules, especially particular ones (often synthetically produced) that...

  • Please be patient with me, I get hundreds of emails a day in regards to anything fitness related including diet, recipes, eating schedules, work out routines, recommending what peptides to take for what and so on.2024 June 3, Reddit, archived from the original on 19 Mar 2025
  • It truly doesn’t, funny how so many people in this sub keep buying certain peptides for the placebo.2025 March 19, Reddit, archived from the original on 19 Mar 2025
  • But when online influencers talk about peptide therapy, they are generally referring to a vast constellation of emerging or experimental products, often in skin care, fitness or biohacking.2025 November 18, David Dodge, “The Internet Loves Peptide Therapy. Is It Really a Miracle Cure?”, in The New York Times, →ISSN

More sentences with peptide

  • The chaotropic salt inactivated the catalytic function of the peptide.From the entry chaotropic
  • The 01–41 peptide was synthesized by Atlantic Peptides (Lewisburg, PA) in both the biotinylated and nonbiotinylated forms.2015 August 6, “Identification and Mechanistic Analysis of a Novel Tick-Derived Inhibitor of Thrombin”, in PLOS ONE, →DOI. From the entry nonbiotinylated
  • No notable antibody reactivity was found to the noncitrullinated control peptides.2015 December 11, “Contribution of Peptide Backbone to Anti-Citrullinated Peptide Antibody Reactivity”, in PLOS ONE, →DOI. From the entry noncitrullinated
  • The shugoshin Sgo1 homodimer and inhibitor toxin microcystin peptide have been omitted for clarity.2015 May 13, Chey Loveday et al., “Mutations in the PP2A regulatory subunit B family genes PPP2R5B, PPP2R5C and PPP2R5D cause human…. From the entry shugoshin
  • HLA-E is oligomorph with few alleles, and the presentation of peptide on HLA-E may serve different purposes.2012 September 25, Pernille B. Jørgensen, “Epstein-Barr virus Peptide Presented by HLA-E is Predominantly Recognized by CD8ᵇʳⁱᵍʰᵗ Cells in…. From the entry oligomorph
  • The resulting immunopure MHC II peptide monomers are enzymatically biotinylated and multimerized with PE strep tavidin.2010, Immanuel F. Luescher, Julien Schmidt, Philippe Guillaume, Danijel Dojcinovic, Reversible protein multimers, methods for their…. From the entry immunopure
  • Ghrelin is a 28‐amino acid acylated peptide predominantly secreted by the stomach but also by the brain.2009, Hélène Volkoff, Saraj Unniappan, Scott P. Kelly, “The Endocrine Regulation of Food Intake”, in Nicholas J. Bernier, Glen Van Der…. From the entry orexigenic
  • Any fixed width cluster has the potential to misgroup peptides from multiple genes into a single group.2008, Samuel Harris Payne, Advances in Computational Mass Spectrometry. From the entry misgroup
  • We designate the GH-releasing peptide ‘ghrelin’ (ghre is the Proto-Indo-European root of the word ‘grow’).1999 December 9, M[asayasu] Kojima et al., “Ghrelin is a Growth-hormone-releasing Acylated Peptide from Stomach”, in Nature, volume 402…. From the entry ghrelin
  • As the targeting ligands we used short peptide fragments of ApoE or of β-amyloid that were pre-conjugated to dioleoyl succinate (DO-succinate).2015 July 6, “Nano-Drugs Based on Nano Sterically Stabilized Liposomes for the Treatment of Inflammatory Neurodegenerative Diseases”, in…. From the entry dioleoyl
  • The Sender cell contains the entire agr operon (P2-agrBDCA) and can thus both secrete and sense AIP, the autoinducing peptide.2015 July 22, “A Synthetic Quorum Sensing System Reveals a Potential Private Benefit for Public Good Production in a Biofilm”, in PLOS…. From the entry autoinducing
  • It has been shown that PPAD is able to citrullinate bacterial as well as host peptides such as fibrinogen and α-enolase.2015 August 29, Stefan Reichert et al., “Association of levels of antibodies against citrullinated cyclic peptides and citrullinated…. From the entry citrullinate
  • The madanins have an extended N-terminal region compared with peptides from the other genera while the hyalomins and the D.2015 August 6, “Identification and Mechanistic Analysis of a Novel Tick-Derived Inhibitor of Thrombin”, in PLOS ONE, →DOI. From the entry hyalomins
  • Among the factors, the most hopeful approach is the usage of antiamyloidogenic agents which could prevent aggregation of Aβ peptides.2015 November 5, “Antiaggregation Potential of Padina gymnospora against the Toxic Alzheimer’s Beta-Amyloid Peptide 25–35 and…. From the entry antiamyloidogenic
  • Time-lapse video microscopy showed arrest of fungal growth upon penetration of the rhodaminated peptide into a fungal filament.2015 December 15, “Antibacterial Peptide-Based Gel for Prevention of Medical Implanted-Device Infection”, in PLOS ONE, →DOI. From the entry rhodaminated
  • CRF and related peptides, such as sauvagine, bind to the extracellular regions of CRF 1 R and activate the receptor.2014 May 16, Katerina Spyridaki et al., “Structural-Functional Analysis of the Third Transmembrane Domain of the Corticotropin-releasing…. From the entry sauvagine
  • Atrial natriuretic peptide (ANP) (55) and insulin-like growth factor (56) have demonstrated no improvement in renal failure rates.2011, Pauline K. Park, “Assessment of Noncardiac Perioperative Risk”, in Michael W. Mulholland, Gerard M. Doherty, editors, Complications…. From the entry ANP
  • They commonly comprise peptides resulting from the processing of neuropeptide precursors like pro-enkephalin-A, to give active peptide B and enkelytin; many of which are phosphorylated.2015 April 2, Babatunji Emmanuel Oyinloye et al., “Reactive Oxygen Species, Apoptosis, Antimicrobial Peptides and Human Inflammatory…. From the entry enkelytin
  • Tryptic and nontryptic peptides were considered.2015 November 7, “In Vitro Identification of Histatin 5 Salivary Complexes”, in PLOS ONE, →DOI. From the entry nontryptic
  • This carrier was hypothesized to be similar to methanobactin, highly modified peptide of methanotrophs, which carries copper from the environment to bacteria.2015 October 17, “The Features of Copper Metabolism in the Rat Liver during Development”, in PLOS ONE, →DOI. From the entry methanobactin
  • The combined sample was fractionated into 24 fractions by strong cation exchange chromatography. iTRAQ-labeled peptides were loaded on to a reverse-phase nanobore column.2015 December 5, “Plasma Proteome Biomarkers of Inflammation in School Aged Children in Nepal”, in PLOS ONE, →DOI. From the entry nanobore
  • For the US2-3xHA immunoisolations, only peptides with a significance score greater than 20 (p-value less than 0.01) were considered for subsequent analysis.2015 December 22, “Cyclophilin C Participates in the US2-Mediated Degradation of Major Histocompatibility Complex Class I Molecules”, in…. From the entry immunoisolations
  • All peptides were head to tail cyclized pentaalanines, containing four l - and one d -amino acid combined with mono-, di-, tri-, or tetra-N-methylation.2015 June 26, Marta Pelay-Gimeno et al., “Structure-Based Design of Inhibitors of Protein–Protein Interactions: Mimicking Peptide Binding…. From the entry pentaalanines
  • Eleven of these genes contained signal peptides and were potentially secreted, and others included genes encoding enzymes such as hydrolases, kinases, cytochromes, and chloroperoxidases.2014 December 17, Braham Dhillon et al., “The landscape of transposable elements in the finished genome of the fungal wheat pathogen…. From the entry chloroperoxidase
  • The cytolytic acting peptides from Cupiennius salei are grouped into several cupiennin families; in Lachesana tarabaevi the short peptides are called latarcins, the large cyto-insectotoxins.2013, Wolfgang Nentwig, Lucia Kuhn Nentwig, “14: Main Components of Spider Venoms”, in Wolfgang Nentwig, editor, Spider Ecophysiology…. From the entry insectotoxin
  • DLF have been suggested to be steroid, lipid, or peptide, but the exact chemical nature of these subtances in healthy adults has not been established.2013, S. Vasdev, L. Longerich, E. Johnson, D. Brent, M. H. Gault, “Digitalis-like factors in plasma of healthy human adults”, in E.…. From the entry DLF
  • Robotnikin, a novel small molecule inhibitor of Shh-Ptch1 binding, was identified in a screen of bacterially expressed Shh N-terminal peptide by small molecule microarrays.2011, YH Chia, CX Ma, Hedgehog pathway inhibitors: potential applications in breast cancer. From the entry robotnikin
  • Both human and rat ghrelins are 28 amino acid peptides, in which Ser3 is modified by a fatty acid, primarily n-octanoic acid.2006, Masayasu Kojima, Kenji Kangawa, “Ghrelin, an Endogenous Ligand for the Growth Hormone Secretagogue Receptor”, in Fred Nyberg…. From the entry ghrelin
  • For each antigen, both collections yielded largely overlapping profiles, demonstrating that self-nonself discrimination does not rely on qualitative features that distinguish human from microbial peptides.2000, G Ristori et al., “Compositional bias and mimicry toward the nonself proteome in immunodominant T cell epitopes of self and nonself…. From the entry self
  • The heart of the growth is semaglutide, Novo Nordisk’s synthetic version of a hormone known as glucagon-like peptide 1, or GLP-1, which helps the body regulate blood sugar levels.2024 April 20, Eshe Nelson, Charlotte de la Fuente, “It Introduced Ozempic to the World. Now It Must Remake Itself.”, in The New York…. From the entry semaglutide
  • This region carries genes coding for non-ribosomal peptide synthetases, polyketide synthases, and accessory proteins that are responsible for the biosynthesis of the pigment mutanobactin carried by S. mutans.2016 January 6, “A Novel Method to Predict Genomic Islands Based on Mean Shift Clustering Algorithm”, in PLOS ONE, →DOI. From the entry mutanobactin
  • Desalting and concentration of tryptic peptides was carried out with home-made chromatographic microcolumns using GELoader tips packed with POROS R2 (Applied Biosystems, Foster City, CA, USA).2015 July 6, “Transthyretin Amyloidosis: Chaperone Concentration Changes and Increased Proteolysis in the Pathway to Disease”, in PLOS…. From the entry microcolumns
  • Conversely, the TTAI-complexed state demonstrates hyperstability to chemical denaturation that is typical of a reactive loop or an analogous peptide filling the s4A site in serpins.2015 July 14, Mun Peak Nyon et al., “An integrative approach combining ion mobility mass spectrometry, X-ray crystallography, and nuclear…. From the entry hyperstability
  • A broad continuum of dephosphorylation was observed across the microarrayed peptide substrates for all phosphatases, suggesting a complex relationship between substrate sequence recognition and optimal activity.2015 August 25, “Phosphotyrosine Substrate Sequence Motifs for Dual Specificity Phosphatases”, in PLOS ONE, →DOI. From the entry microarrayed
  • It indicates that energy requirements for elastolysis by elastases are similar to most enzyme-catalyzed reactions, suggesting that scissible peptide bonds in elastin are accessible to these elastases.2007, Current Topics in Developmental Biology - Volume 79, page 111. From the entry scissible
  • Some of the known glucoregulatory effects of narcotic drugs and endogenous opioid peptides may participate in the proposed role of the opioid system in the adaptation to starvation.1989, Margo P. Cohen, The Brain as an Endocrine Organ, page 59. From the entry glucoregulatory

Meaning of peptide

  1. noun Any of a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted with the carboxylic acid of the next to form an amide bond. Such molecules joined into polypeptides and proteins constitute crucial components of living organisms.
  2. noun The peptide bond itself.
  3. noun Performance-enhancing drugs that contain such molecules, especially particular ones (often synthetically produced) that are claimed by their sellers to bestow amazing health benefits.

Full definition of peptide

Questions about peptide in a sentence

How do you use peptide in a sentence?
Peptide is used as a noun. For example: “The chaotropic salt inactivated the catalytic function of the peptide.”
What is a short sentence with peptide?
“Tryptic and nontryptic peptides were considered.”
What does peptide mean?
Peptide means any of a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted with the carboxylic acid of the next to form an amide bond. Such molecules joined into polypeptides and proteins constitute crucial components of living organisms.

Source and license

Adapted from Wiktionary: peptide (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

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