Evidence map›Paper›PMID 31686816›Full record

ArticleInternational journal of nanomedicine2019

Study of the interaction between self-assembling peptide and mangiferin and in vitro release of mangiferin from in situ hydrogel.

Cui Meng, Weipeng Wei, Yuhe Wang, Kunqin Zhang, Ting Zhang, Yunyan Tang, Fushan Tang

Open access · goldAbstract read
In one paragraph

Article in International journal of nanomedicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
2.9field-weighted citation impact, top 10% of its field
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

14 citing papers in PubMed, 22 citations in OpenAlex.

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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

7 authors at 1 institution in 1 country.

Cui Meng *Department of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Weipeng Wei *Department of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Yuhe WangDepartment of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Kunqin ZhangDepartment of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Ting ZhangDepartment of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Yunyan TangDepartment of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Fushan TangDepartment of Clinical Pharmacy, School of Pharmacy, Zunyi Medical University, Zunyi 563006, People's Republic of China.
Zunyi Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThis study aimed to investigate the interaction between the ion-complementary self-assembling peptide RADA16-I and the hydrophobic drug mangiferin (MA), and the potential of the self-assembling peptide to be exploited as a drug carrier of MA.

methodsThe RADA16-I-MA suspension was prepared by magnetic stirring, followed by fluorescence spectrophotometry, particle size determination, rheological properties analysis, and in vitro release assay to characterize the interaction between RADA16-I and MA. Then, the effects of in situ MA-loaded hydrogel on the proliferation of KYSE 30 and DLD-1 tumor cells and the toxic effect of the hydrogel on 293T renal epithelial cells were studied by the Cell Counting Kit 8 method.

resultsThe RADA16-I-MA suspension was formed in water under magnetic stirring; the in situ hydrogel was formed when the suspension was added to PBS. The particle size in the RADA16-I-MA suspension was around 300-600 nm with an average size of 492 nm. Within 24 h, the cumulative release of MA from the RADA16-I-MA hydrogel was about 80%. The release rate of MA from the hydrogel was dependent on the concentration of RADA16-I and the release can be fitted with a first-order kinetic equation. The results suggested that the self-assembling peptide can stabilize MA in water to form a relatively stable suspension; the results also indicated that controlled release of MA from the RADA16-I-MA in situ hydrogel formed from the RADA16-I-MA suspension can be achieved by adjusting the concentration of the peptide in suspension. The cell viability studies showed that the RADA16-I-MA in situ hydrogel not only can maintain or enhance the intrinsic proliferation inhibition effects of MA on tumor cells, but also can reduce the toxicity of MA to normal cells.

conclusionThe self-assembling peptide RADA16-I can be a potential candidate for constructing a delivery system of the hydrophobic drug MA.

Indexed as

Drug LiberationCell DeathCell LineCell ProliferationCell SurvivalColloidsElasticityHumansHydrogelsParticle SizePeptidesRheologySpectrometry, FluorescenceSuspensionsViscosityXanthonesColloidsHydrogelsmangiferinPeptidesRADA16-ISuspensionsXanthonesantitumordelivery systemhydrophobic drugRADA16-I

Identifiers

PMID31686816
PMCPMC6751768
OpenAlexW2972329605

What OpenQuestion holds

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LicenceCC BY-NC
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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.