Evidence map›Paper›PMID 26256372›Full record

ArticleCarbohydrate polymers2015

Investigating triazine-based modification of hyaluronan using statistical designs.

Jue Liang, Lulu Cheng, Jessica J Struckhoff, Nathan Ravi

Abstract read
In one paragraph

Article in Carbohydrate polymers, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–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

5 citing papers in PubMed.

  1. Review
  2. Coupling of kenaf Biochar and Magnetic BiFeOInternational journal of environmental research and public health · 2020
    Article
  3. Article
  4. Article
  5. Article
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

4 authors.

Jue LiangDepartment of Energy, Environmental and Chemical Engineering, Washington University in St. Louis, Saint Louis, MO, USA.
Lulu ChengStatistics Technology Center, Monsanto Company, Saint Louis, Missouri, USA.
Jessica J StruckhoffDepartment of Energy, Environmental and Chemical Engineering, Washington University in St. Louis, Saint Louis, MO, USA.
Nathan RaviDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, Saint Louis, MO, USA; Department of Energy, Environmental and Chemical Engineering, Washington University in St. Louis, Saint Louis, MO, USA; Research and Development, Veterans Affairs Health Care System, Saint Louis, MO, USA. Electronic address: ravi@vision.wustl.edu.

Funding

WASHINGTON UNIVERSITY CENTER VISION RESEARCHP30EY002687 · NEI · WASHINGTON UNIVERSITY · PI Steven Bassnett · 1985 to 2026
$18.4M
Development of a Biomimetic Vitreous SubstituteR01EY021620 · NEI · WASHINGTON UNIVERSITY · PI RAVI, NATHAN · 2013 to 2015
$1.1M
Synthesis, Characterization and Biocompatibility of Hydrogel Vitreous SubstitutesI01RX000657 · VA · ST. LOUIS VA MEDICAL CENTER · PI RAVI, NATHAN · 2015 to 2017
–
NEI NIH HHS EY021620NEI NIH HHS P30 EY002687NEI NIH HHS P30EY02687NEI NIH HHS R01 EY021620RRD VA I01 RX000657
6 · The paper itself

Abstract

Hyaluronan (HA) and its derivatives have been extensively researched for many biomedical applications. To precisely tailor the property of HA by derivatizing it to a pre-determined extent is challenging, yet critical. In this paper, we used 2-chloro-4,6-dimethoxy-1,3,5-triazine (CDMT) and N-methylmorpholine (NMM) to derivatize HA via a triazine-based coupling reaction. Using a fractional factorial (FF) design, we observed that water content in the solvent, and molar ratios of CDMT and NaHCO3 to the carboxylate were the significant factors controlling the derivatization. We investigated how the effect of each factor changes as reaction conditions change. Moreover, by altering the amount of CDMT and NaHCO3, we developed a cubic regression model for precise control of the extent of derivatization using a response surface methodology (RSM) with a D-optimal design. No spurious peaks were detected by (1)H NMR spectrum and only 10% decrease of molecular weight of the derivatized HA was determined by GPC. The HA with 6% modification was relatively biocompatible up to 15 mg/mL.

Indexed as

Cell LineCell SurvivalHumansHyaluronic AcidMagnetic Resonance SpectroscopyMorpholinesSulfhydryl CompoundsTriazinesWater4-methylmorpholineHyaluronic AcidMorpholinesSulfhydryl CompoundsTriazinesWater2-chloro-4,6-dimethoxy-1,3,5-triazine (PubChem CID: 18450)4-methylmorpholine (PubChem CID: 7972)AmidationCystamine dihydrochloride (PubChem CID: 5941)Fractional-factorial designHyaluronanResponse surface methodologyTriazine Coupling

Identifiers

PMID26256372
PMCPMC5787032

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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.