Cited by 59Polymer Surface Interaction StudiesBone Tissue Engineering MaterialsDental materials and restorations

Biofunctionalization of zirconia with cell-adhesion peptides via polydopamine crosslinking for soft tissue engineering: effects on the biological behaviors of human gingival fibroblasts and oral bacteria

Open access
Yang, Zhen, Liu, Mingyue, Yang, Yang, Zheng, Miao, Yang, Yang, Liu, Xiaoqiang, Tan, Jianguo·2020·RSC Advances

Abstract

Biofunctionalization of zirconia with cell-adhesion peptides via polydopamine and its effect on HGFs/bacterial adhesion for enhanced soft tissue seal.

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Integrity signals

Registry

Crossref · 10.1039/c9ra08575k

Cites

69 of 69 references verified0 citation errors · 0 not checkable

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  • Deposition of a nanoscale PDA coating on titanium or zirconia implants markedly enhances their surface bioactivity and overall biological performance.

    “Numerous studies have demonstrated that the deposition of a nanoscale PDA coating on titanium or zirconia implants markedly enhances their surface bioactivity and overall biological performance.”

    From Polydopamine-Based Biomaterials in Oral Medicine: Applications, Mechanisms, and Translational Challenges (2026) · cites this paper as [5]

    The Introduction (page unavailable) says PDA coating improves gingival fibroblast adherence on zirconia to a certain extent and has antibacterial properties, but also says PDA alone does not sufficiently promote fibroblast behavior. The Results and discussion section on HGF responses (page unavailable) reports increased attachment after PDA coating, with further gains after RGD functionalization. The paper therefore supports some benefit on zirconia, but not the claim that a nanoscale PDA coating alone markedly improves overall biological performance on titanium or zirconia implants. (LLM, conf=0.87)

    Experimental — accuracy not yet measured
  • These studies support the roles of PDA in improving wet adhesion, cell attachment, antioxidative protection, and localized drug delivery.

    “These studies support the roles of PDA in improving wet adhesion, cell attachment, antioxidative protection, and localized drug delivery.5,59”

    From Polydopamine-Based Biomaterials in Oral Medicine: Applications, Mechanisms, and Translational Challenges (2026) · cites this paper as [5]

    The Introduction describes strong adhesive interactions of PDA coatings and improved adherence of human gingival fibroblasts; the Conclusions report improved cell attachment with PDA-mediated RGD functionalization. The paper does not establish improved wet adhesion specifically, and its full text does not address antioxidative protection or localized drug delivery (searched for those terms and related delivery terminology). Page numbers were not available in our copy. (LLM, conf=0.87)

    Experimental — accuracy not yet measured
  • Through this dual regulatory effect, a favorable balance is achieved between the promotion of soft tissue integration and the prevention of peri-implant infection.

    “Through this dual regulatory effect, a favorable balance is achieved between the promotion of soft tissue integration and the prevention of peri-implant infection.5,50”

    From Polydopamine-Based Biomaterials in Oral Medicine: Applications, Mechanisms, and Translational Challenges (2026) · cites this paper as [5]

    The Results and discussion (Bacterial responses) report improved gingival fibroblast responses and reduced bacterial colonization on the modified zirconia surface. But the Conclusions describe improved peri-implant soft tissue integration as a promise requiring further in vivo study; the paper does not establish that soft tissue integration and prevention of peri-implant infection were achieved clinically. (LLM, conf=0.84)

    Experimental — accuracy not yet measured
  • Cell culture, antibacterial adhesion assays, and mucosal/wound healing models indicate that PDA-based coatings or hydrogels can improve wet adhesion, antioxidative protection, localized drug delivery, inflammation regulation, and wound healing.

    “Cell culture, antibacterial adhesion assays, and mucosal/wound healing models indicate that PDA-based coatings or hydrogels can improve wet adhesion, antioxidative protection, localized drug delivery, inflammation regulation, and wound healing.”

    From Polydopamine-Based Biomaterials in Oral Medicine: Applications, Mechanisms, and Translational Challenges (2026) · cites this paper as [5]

    The Results and discussion sections on HGF and bacterial responses report improved fibroblast adhesion and reduced bacterial colonization on PDA-modified zirconia; they suggest these effects could facilitate early soft-tissue healing. The study used cell culture and bacterial adhesion assays, not mucosal or wound-healing models. Our copy does not establish improved wet adhesion, antioxidative protection, localized drug delivery, or inflammation regulation. (LLM, conf=0.90)

    Experimental — accuracy not yet measured
  • Thermal annealing of PDA at 150 °C under an inert atmosphere for 2 h induces partial graphitization and prolongs the degradation half-life.

    “Alternatively, thermal annealing of PDA at 150 °C under an inert atmosphere for 2 h has been employed to induce partial graphitization.”

    From Polydopamine-Based Biomaterials in Oral Medicine: Applications, Mechanisms, and Translational Challenges (2026) · cites this paper as [5]

    The Materials and methods section (Preparation of substrates; page unavailable) describes forming the PDA coating at room temperature and drying it under a nitrogen stream, but does not describe annealing it at 150 °C for 2 h. The Results and discussion section (Bacterial responses; page unavailable) says coating longevity still needs investigation. Searches for thermal annealing, partial graphitization, and degradation half-life found no passage addressing the attributed claim. (LLM, conf=0.77)

    Experimental — accuracy not yet measured

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Cites

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Research works printed but not linked: 5

  1. Al Rezk F. Trimpou G. Lauer H. C. Weigl P. Krockow N. Gen. Dent. 2018 66 18 25 29303758
  2. Pacha-Olivenza M. A. Tejero R. Fernandez-Calderon M. C. Anitua E. Troya M. Gonzalez-Martin M. L. BioMed Res. Int. 2019 2019 8456342 30956987 PMC6431371
  3. Yang G. L. He F. M. Yang X. F. Wang X. X. Zhao S. F. Int. J. Periodontics Restor. Dent. 2009 90 175 185 10.1016/0169-4332(95)00067-4 · DOI
  4. Jager M. Boge C. Janissen R. Rohrbeck D. Hulsen T. Lensing-Hohn S. Krauspe R. Herten M. Int. J. Periodontics Restor. Dent. 2013 101 2905 2914 23529934
  5. Yamano S. Ma A. K. Shanti R. M. Kim S. W. Wada K. Sukotjo C. Int. J. Oral Maxillofac. Implants 2011 26 1247 1255 22167430

Cited by

Sorted by citations

Authors
Yang, Z., Liu, M., Yang, Y., Zheng, M., Yang, Y., Liu, X., & Tan, J.
Affiliations
  • Peking University (CN)
  • Peking University Third Hospital (CN)
Corresponding author
Tan, Jianguo
Venue
RSC Advances
Published
2020
Volume
10
Issue
11
Pages
6200-6212
ISSN
2046-2069 (ISSN-L)
OpenAlex
W3005155715
Cited by
58
References
69
Citations by year
2026: 11 · 2025: 12 · 2024: 13 · 2023: 10 · 2022: 3 · 2021: 6 · 2020: 3
FWCI
1.52
Type
journal article
Language
en
Open access
Locations
  • RSC Advances (publishedVersion, cc-by-nc)
  • PubMed Central (publishedVersion, cc-by-nc)
  • PubMed (publishedVersion)
Funders
National Natural Science Foundation of China (81701001, 81701003)
Topics
  • Physical Sciences › Materials Science › Surfaces, Coatings and Films › Polymer Surface Interaction Studies
  • Physical Sciences › Engineering › Biomedical Engineering › Bone Tissue Engineering Materials
  • Health Sciences › Dentistry › Orthodontics › Dental materials and restorations
Keywords
zirconia, biofunctionalization, polydopamine, RGD peptide, cell adhesion peptides, gingival fibroblasts, human gingival fibroblasts, oral bacteria, bacterial adhesion, antimicrobial activity, soft tissue engineering, dental implants, soft tissue integration

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