Evidence map›Paper›PMID 33142622›Full record

ArticleCarbohydrate polymers2021

Tanfloc/heparin polyelectrolyte multilayers improve osteogenic differentiation of adipose-derived stem cells on titania nanotube surfaces.

Roberta M Sabino, Gabriela Mondini, Matt J Kipper, Alessandro F Martins, Ketul C Popat

Abstract read
In one paragraph

Article in Carbohydrate polymers, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

29 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  8. How TiOInternational journal of nanomedicine · 2025
    Review
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  12. Article
  13. Titania (TiONanoscale · 2024
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Roberta M SabinoSchool of Advanced Materials Discovery, Colorado State University, USA.
Gabriela MondiniDepartment of Biological Sciences, Pontifícia Universidade Católica do Paraná, Brazil.
Matt J KipperSchool of Advanced Materials Discovery, Colorado State University, USA; School of Biomedical Engineering, Colorado State University, USA; Department of Chemical and Biological Engineering, Colorado State University, USA. Electronic address: matthew.kipper@colostate.edu.
Alessandro F MartinsDepartment of Chemical and Biological Engineering, Colorado State University, USA; Laboratory of Materials, Macromolecules and Composites, Federal University of Technology, Brazil; Group of Polymers and Composite Materials, Chemical Department, State University of Maringá, Brazil.
Ketul C PopatSchool of Advanced Materials Discovery, Colorado State University, USA; School of Biomedical Engineering, Colorado State University, USA; Department of Mechanical Engineering, Colorado State University, USA. Electronic address: ketul.popat@colostate.edu.

Funding

Superhydrophobic Heart Valve ProsthesisR01HL135505 · NHLBI · OHIO STATE UNIVERSITY · PI DASI, LAKSHMI PRASAD, KOTA, ARUN KUMAR · 2017 to 2020
$2.9M
Superomniphobic flow controlled prosthetic heart valveR21HL139208 · NHLBI · OHIO STATE UNIVERSITY · PI DASI, LAKSHMI PRASAD, KOTA, ARUN KUMAR · 2018 to 2019
$408k
NHLBI NIH HHS R01 HL135505NHLBI NIH HHS R21 HL139208
6 · The paper itself

Abstract

In this study, a surface modification strategy using natural biopolymers on titanium is proposed to improve bone healing and promote rapid and successful osseointegration of orthopedic implants. Titania nanotubes were fabricated via an anodization process and the surfaces were further modified with polyelectrolyte multilayers (PEMs) based on Tanfloc (a cationic tannin derivative) and glycosaminoglycans (heparin and hyaluronic acid). Scanning electron microscopy (SEM), water contact angle measurements, and X-ray photoelectron spectroscopy were used to characterize the surfaces. Adipose-derived stem cells (ADSCs) were seeded on the surfaces, and the cell viability, adhesion, and proliferation were investigated. Osteogenesis was induced and osteogenic differentiation of human ADSCs on the surfaces was evaluated via mineralization and protein expression assays, immunofluorescent staining, and SEM. The Tanfloc/heparin PEMs on titania nanotubes improved the rate of osteogenic differentiation of ADSCs as well as the bone mineral deposition, and is therefore a promising approach for use in orthopedic implants.

Indexed as

Adipose TissueAnticoagulantsCell AdhesionCell DifferentiationCell ProliferationCells, CulturedCell SurvivalHeparinHumansHyaluronic AcidNanotubesOsteogenesisPolyelectrolytesStem CellsSurface PropertiesTanninsAnticoagulantsHeparinHyaluronic AcidPolyelectrolytesTanninsTitaniumHeparinLayer-by-layer techniqueOrthopedic implantsOsseointegrationTanninsTitanium surfaces

Identifiers

PMID33142622
PMCPMC7717535

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.