Evidence map›Paper›PMID 28667291›Full record

ArticleScientific reports2017

A Biomimetic Heparinized Composite Silk-Based Vascular Scaffold with sustained Antithrombogenicity.

Masoud Zamani, Mona Khafaji, Mohammad Naji, Manouchehr Vossoughi, Iran Alemzadeh, Nooshin Haghighipour

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

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

  1. Pooled it
  2. Review
  3. Heparin-Modified Aligned Collagen Scaffolds Enhance In Vitro Myogenesis.Journal of biomedical materials research. Part A · 2026
    Article
  4. Article
  5. Heparin-modified aligned collagen scaffolds enhancebioRxiv : the preprint server for biology · 2025
    Article
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  7. Review
  8. Article
  9. Article
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  13. Review
  14. Modification of Arabinogalactan Isolated fromMolecules (Basel, Switzerland) · 2021
    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

6 authors.

Masoud ZamaniDepartment of Chemical and Petroleum Engineering, Sharif University of Technology, Tehran, Iran.
Mona KhafajiInstitute for Nano-science and Nano-technology, Sharif University of Technology, Tehran, Iran.
Mohammad NajiDepartment of Anatomy, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Manouchehr VossoughiDepartment of Chemical and Petroleum Engineering, Sharif University of Technology, Tehran, Iran. vosoughi@sharif.edu.
Iran AlemzadehDepartment of Chemical and Petroleum Engineering, Sharif University of Technology, Tehran, Iran.
Nooshin HaghighipourNational Cell Bank of Iran, Pasteur Institute of Iran, Tehran, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Autologous grafts, as the gold standard for vascular bypass procedures, associated with several problems that limit their usability, so tissue engineered vessels have been the subject of an increasing number of works. Nevertheless, gathering all of the desired characteristics of vascular scaffolds in the same construct has been a big challenge for scientists. Herein, a composite silk-based vascular scaffold (CSVS) was proposed to consider all the mechanical, structural and biological requirements of a small-diameter vascular scaffold. The scaffold's lumen composed of braided silk fiber-reinforced silk fibroin (SF) sponge covalently heparinized (H-CSVS) using Hydroxy-Iron Complexes (HICs) as linkers. The highly porous SF external layer with pores above 60 μm was obtained by lyophilization. Silk fibers were fully embedded in scaffold's wall with no delamination. The H-CSVS exhibited much higher burst pressure and suture retention strength than native vessels while comparable elastic modulus and compliance. H-CSVSs presented milder hemolysis in vitro and significant calcification resistance in subcutaneous implantation compared to non-heparinized ones. The in vitro antithrombogenic activity was sustained for over 12 weeks. The cytocompatibility was approved using endothelial cells (ECs) and vascular smooth muscle cells (SMCs) in vitro. Therefore, H-CSVS demonstrates a promising candidate for engineering of small-diameter vessels.

Indexed as

BiomimeticsBlood CoagulationBlood Coagulation TestsBlood PlateletsEndothelial CellsFibrinolytic AgentsFibroinsHeparinMechanical PhenomenaMyocytes, Smooth MuscleSilkSpectroscopy, Fourier Transform InfraredTissue EngineeringTissue ScaffoldsX-Ray DiffractionFibrinolytic AgentsFibroinsHeparinSilk

Identifiers

PMID28667291
PMCPMC5493666

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Registered trials

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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.