Evidence map›Paper›PMID 25313350›Full record

ArticleActa pharmaceutica Sinica. B2014

The effect of microneedles on the skin permeability and antitumor activity of topical 5-fluorouracil.

Youssef W Naguib, Amit Kumar, Zhengrong Cui

Open access · diamondAbstract read
In one paragraph

Article in Acta pharmaceutica Sinica. B, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

22 citing papers in PubMed, 86 citations in OpenAlex.

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  8. Cytotoxicity Effect of Constituents ofMolecules (Basel, Switzerland) · 2022
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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

3 authors at 1 institution in 1 country.

Youssef W NaguibThe University of Texas at Austin, College of Pharmacy, Pharmaceutics Division, Austin, TX 78712.
Amit KumarThe University of Texas at Austin, College of Pharmacy, Pharmaceutics Division, Austin, TX 78712.
Zhengrong CuiThe University of Texas at Austin, College of Pharmacy, Pharmaceutics Division, Austin, TX 78712.
Austin College · US

Funding

Overcoming pancreatic tumor resistance to gemcitabineR01CA135274 · NCI · UNIVERSITY OF TEXAS AT AUSTIN · PI CUI, ZHENGRONG · 2008 to 2017
$2.8M
NCI NIH HHS R01 CA135274
6 · The paper itself

Abstract

Topical 5-fluorouracil (5-FU) is approved for the treatment of superficial basal cell carcinoma and actinic keratosis. However, 5-FU suffers from poor skin permeation. Microneedles have been successfully applied to improve the skin permeability of small and large molecules, and even nanoparticles, by creating micron-sized pores in the stratum corneum layer of the skin. In this report, the feasibility of using microneedles to increase the skin permeability of 5-FU was tested. Using full thickness mouse skin mounted on Franz diffusion apparatus, it was shown that the flux of 5-FU through the skin was increased by up to 4.5-fold when the skin was pretreated with microneedles (500 µm in length, 50 µm in base diameter). In a mouse model with B16-F10 mouse melanoma cells implanted in the subcutaneous space, the antitumor activity of a commercially available 5-FU topical cream (5%) was significantly enhanced when the cream was applied on a skin area that was pretreated with microneedles, as compared to when the cream was simply applied on a skin area, underneath which the tumor cells were implanted, and without pretreatment of the skin with microneedles. Fluorouracil is not approved for melanoma therapy, but the clinical efficacy of topical 5-FU against tumors such as basal cell carcinoma may be improved by integrating microneedle technology into the therapy.

Indexed as

antitumor activityCytotoxicityfluximmunohistochemistrymelanomatransdermal

Identifiers

PMID25313350
PMCPMC4193954
OpenAlexW1973231066

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

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.