Cited by 77Glycosylation and Glycoproteins ResearchMollusks and Parasites StudiesPolymer Surface Interaction Studies

Advancing Discovery of Snail Mucins Function and Application

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McDermott, Maxwell, Cerullo, Antonio R., Parziale, James, Achrak, Eleonora, Sultana, Sharmin, Ferd, Jennifer, Samad, Safiyah, Deng, William +2 more·2021·Frontiers in Bioengineering and Biotechnology

Abstract

Mucins are a highly glycosylated protein family that are secreted by animals for adhesion, hydration, lubrication, and other functions. Despite their ubiquity, animal mucins are largely uncharacterized. Snails produce mucin proteins in their mucous for a wide array of biological functions, including microbial protection, adhesion and lubrication. Recently, snail mucins have also become a lucrative source of innovation with wide ranging applications across chemistry, biology, biotechnology, and biomedicine. Specifically, snail mucuses have been applied as skin care products, wound healing agents, surgical glues, and to combat gastric ulcers. Recent advances in integrated omics (genomic, transcriptomic, proteomic, glycomic) technologies have improved the characterization of gastropod mucins, increasing the generation of novel biomaterials. This perspective describes the current research on secreted snail mucus, highlighting the potential of this biopolymer, and also outlines a research strategy to fulfill the unmet need of examining the hierarchical structures that lead to the enormous biological and chemical diversity of snail mucus genes.

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Registry

Crossref · 10.3389/fbioe.2021.734023

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77 of 78 references verified1 citation errors · 0 not checkable

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  • Preclinical trials and clinical evidence have shown potential for wound healing, skin regeneration, inflammation reduction, and antibacterial and antifungal properties.

    “Preclinical trials and clinical evidence have shown potential for wound healing, skin regeneration, inflammation reduction, and antibacterial and antifungal properties.”

    From Hidden benefits of snail mucus: A natural skincare marvel (2024) · cites this paper as [4]

    The Introduction sections on wound healing and antimicrobial agents report skin regeneration, wound-healing effects in animal models, and antibacterial activity, including tests on bacteria isolated from clinical wound samples. They do not report antifungal activity or establish that snail mucins reduce inflammation; the passage about NSAIDs attributes inflammation reduction to the drugs. Testing clinical samples is also not the same as a clinical trial. (LLM, conf=0.87)

    Experimental — accuracy not yet measured
  • Qualitative and quantitative characteristics of C. aspersum mucus depend on snails' housing conditions, the season, the diet, the collection method, the species of snail, the methods of mucus preservation, and the type of secretory glands and tissue structures.

    “Qualitative and quantitative characteristics of mucus depend on snails’ housing conditions, the season, the diet, the collection method, the species of snail, the methods of mucus preservation (freezing, sublimation, etc.), the type of secretory glands and tissue structures, etc.”

    From Chemical Variability and Biological Potential of Cornu aspersum Mucus as a Source for the Development of New Cosmetic and Pharmaceutical Products (2025) · cites this paper as [13]

    The Introduction (page not supplied) describes distinct mucus from different snail species and different functional secretions from the foot and back. It does not establish that the qualitative and quantitative characteristics of C. aspersum mucus depend on housing, season, diet, collection method, preservation, or particular gland and tissue structures. (LLM, conf=0.85)

    Experimental — accuracy not yet measured
  • Glycoproteins with a mucin domain define an extracellular microenvironment with a high density and molecular weight of their associated glycans (up to 80-90 percent of the total glycoprotein mass), which form the main component of glycocalyx.

    “Glycoproteins with a mucin domain define an extracellular microenvironment with a high density and molecular weight of their associated glycans (up to 80–90 percent of the total glycoprotein mass), which form the main component of glycocalyx.”

    From Chemical Variability and Biological Potential of Cornu aspersum Mucus as a Source for the Development of New Cosmetic and Pharmaceutical Products (2025) · cites this paper as [13]

    Split into 2 atoms — 0 confirmed, 1 partially supported, 0 disputed, 0 misattributed, 1 unverifiable. Expand the claim to see per-atom verdicts.

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  • A mucin molecule consists of a long peptide chain (apomucin) and several hundred oligosaccharide chains attached to it; its central PTS/VNTR domain rich in serine, threonine, and proline serves as an anchor for glycosylation; the mucin adopts an extended bottle brush conformation and cysteine-rich sites form disulfide bonds.

    “A mucin molecule consists of a long peptide chain (apomucin) and several hundred oligosaccharide chains attached to it. In the center of the protein backbone, there is a tandem repeat domain rich in serine, threonine, and proline, which is called the PTS (proline, threonine, serine) or VNTR (Variable Number Tandem Repeat) region. This domain serves as an anchor for glycosylation. The PTS domain is”

    From Chemical Variability and Biological Potential of Cornu aspersum Mucus as a Source for the Development of New Cosmetic and Pharmaceutical Products (2025) · cites this paper as [13]

    Split into 2 atoms — 0 confirmed, 2 partially supported, 0 disputed, 0 misattributed, 0 unverifiable. Expand the claim to see per-atom verdicts.

    Experimental — accuracy not yet measured
  • The mucin-dominant glycocalyx is believed to act as a barrier against pathogens.

    “The mucin-dominant glycocalyx is believed to act as a barrier against pathogens [13,39].”

    From Chemical Variability and Biological Potential of Cornu aspersum Mucus as a Source for the Development of New Cosmetic and Pharmaceutical Products (2025) · cites this paper as [13]

    The Introduction says membrane-bound mucins protect cells from infections, and the ‘Snail Mucins as Antimicrobial Agents’ section says mucus secreted along snails’ feet protects against microbes. These passages support a protective role for mucins, but our copy does not establish that the specifically mucin-dominant glycocalyx acts as the barrier. (LLM, conf=0.82)

    Experimental — accuracy not yet measured

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Research works printed but not linked: 1

  1. Coherent Market Inisghts (2018). Global Snail Beauty Products Market Analysis. Mar 23, 2018. [Online]. Available at: https://www.coherentmarketinsights.com/press-release/global-snail-beauty-products-market-to-surpass-us-7695-million-by-2025-754 (Accessed 04 Feb, 2021).

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Authors
McDermott, M., Cerullo, A. R., Parziale, J., Achrak, E., Sultana, S., Ferd, J., Samad, S., Deng, W., Braunschweig, A. B., & Holford, M.
Affiliations
  • Hunter College (US)
  • The Graduate Center, CUNY (US)
Corresponding author
Holford, Mandë
Venue
Frontiers in Bioengineering and Biotechnology
Published
2021-10-11
Volume
9
Pages
734023-734023
ISSN
2296-4185 (ISSN-L)
OpenAlex
W3207193191
Cited by
77
References
78
Citations by year
2026: 10 · 2025: 27 · 2024: 19 · 2023: 15 · 2022: 6
FWCI
1.07
Type
journal article
Language
en
Open access
Locations
  • Frontiers in Bioengineering and Biotechnology (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, other-oa)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
Air Force Research Laboratory
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Glycosylation and Glycoproteins Research
  • Life Sciences › Agricultural and Biological Sciences › Insect Science › Mollusks and Parasites Studies
  • Physical Sciences › Materials Science › Surfaces, Coatings and Films › Polymer Surface Interaction Studies
Keywords
snail mucin, snail mucus, glycosylated proteins, skin care products, wound healing, tissue adhesives, gastric ulcer treatment, biomaterials, multi-omics integration

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