Lip balm drying promotes virus attachment: Characterization of lip balm coatings and XDLVO modeling

Xunhao Wang, Reyhan Şengür-Taşdemir, İsmail Koyuncu, Volodymyr V. Tarabara*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

14 Citations (Scopus)

Abstract

Hypothesis: Drying-induced decrease in lip balm surface energy enhances virus adhesion due to the emergence of strong hydrophobic colloid-surface interactions. Experiments: A protocol was developed for preparing lip balm coatings to enable physicochemical characterization and adhesion studies. Surface charge and hydrophobicity of four brands of lip balm (dry and hydrated) and human adenovirus 5 (HAdV5) were measured and used to calculate the extended Derjaguin-Landau-Verwey-Overbeek (XDLVO) energy of interactions between lip balm coatings and HAdV5 as well as four other colloids: HAdV40, MS2 and P22 bacteriophages, and SiO2. Quartz crystal microbalance with dissipation monitoring (QCM-D) tests employed SiO2 colloids, HAdV5 and hydrated lip balms. Findings: Drying of lip balms results in a dramatic decrease of their surface energy (δΔGsws≥ 83.0 mJ/m2) making the surfaces highly hydrophobic. For dry lip balms, the interaction of the balm surface with all five colloids is attractive. For lip balms hydrated in 150 mM NaCl (ionic strength of human saliva), XDLVO calculations predict that hydrophilic colloids (MS2, P22, SiO2) may attach into shallow secondary minima. Due to the relative hydrophobicity of human adenoviruses, primary maxima in XDLVO profiles are low or non-existent making irreversible deposition into primary energy minima possible. Preliminary QCM-D tests with SiO2 colloids and HAdV5 confirm deposition on hydrated lip balms.

Original languageEnglish
Pages (from-to)884-894
Number of pages11
JournalJournal of Colloid and Interface Science
Volume581
DOIs
Publication statusPublished - 1 Jan 2021

Bibliographical note

Publisher Copyright:
© 2020 Elsevier Inc.

Funding

This material is based upon work supported in part by the National Science Foundation Partnerships for International Research and Education program under Grant IIA-1243433 and in part by the Center for European, Russian and Eurasian Studies at Michigan State University (MSU). We thank Dr. Hang Shi (CTI and Associates, Inc.), Dr. Irene Xagoraraki (Civil and Environmental Engineering, MSU) and Dr. Kristin Parent (Biochemistry and Molecular Biology, MSU) for useful discussions as well as to Dr. Wei Zhang (Department of Plant, Soil and Microbial Sciences, MSU) for providing access to Malvern Zetasizer Nano ZS. We are also thankful to Mrs. Carol Flegler (Center for Advanced Microscopy, MSU) for recording SEM images and advising on appropriate sample preparation procedures. This material is based upon work supported in part by the National Science Foundation Partnerships for International Research and Education program under Grant IIA-1243433 and in part by the Center for European, Russian and Eurasian Studies at Michigan State University (MSU). We thank Dr. Hang Shi (CTI and Associates, Inc.), Dr. Irene Xagoraraki (Civil and Environmental Engineering, MSU) and Dr. Kristin Parent (Biochemistry and Molecular Biology, MSU) for useful discussions as well as to Dr. Wei Zhang (Department of Plant, Soil and Microbial Sciences, MSU) for providing access to Malvern Zetasizer Nano ZS. We are also thankful to Mrs. Carol Flegler (Center for Advanced Microscopy, MSU) for recording SEM images and advising on appropriate sample preparation procedures.

FundersFunder number
Associates, Inc.
Center for European, Russian and Eurasian Studies at Michigan State University
Civil and Environmental Engineering
Department of Plant, Soil and Microbial Sciences
National Science FoundationIIA-1243433
Midwestern State University

    Keywords

    • Adenovirus
    • Adhesion
    • Fomites
    • Lip balm
    • Lipstick
    • Personal care products
    • Public health
    • QCM-D
    • Virus transfer
    • XDLVO

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