Evidence map›Paper›PMID 28181835›Full record

ArticleDrug delivery2017

Irinotecan-encapsulated double-reverse thermosensitive nanocarrier system for rectal administration.

Fakhar Ud Din, Ju Yeon Choi, Dong Wuk Kim, Omer Mustapha, Dong Shik Kim, Raj Kumar Thapa, Sae Kwang Ku, Yu Seok Youn, Kyung Taek Oh, Chul Soon Yong and 2 more

Abstract read
In one paragraph

Article in Drug delivery, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

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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

12 authors.

Fakhar Ud Dina College of Pharmacy & Institute of Pharmaceutical Science and Technology, Hanyang University , Ansan , South Korea.
Ju Yeon Choic College of Pharmacy, Yeungnam University , Gyongsan , South Korea.
Dong Wuk Kima College of Pharmacy & Institute of Pharmaceutical Science and Technology, Hanyang University , Ansan , South Korea.
Omer Mustaphaa College of Pharmacy & Institute of Pharmaceutical Science and Technology, Hanyang University , Ansan , South Korea.
Dong Shik Kima College of Pharmacy & Institute of Pharmaceutical Science and Technology, Hanyang University , Ansan , South Korea.
Raj Kumar Thapac College of Pharmacy, Yeungnam University , Gyongsan , South Korea.
Sae Kwang Kue College of Oriental Medicine, Daegu Haany University , Gyongsan , South Korea.
Yu Seok Younf School of Pharmacy, Sungkyunkwan University , Suwon , South Korea , and.
Kyung Taek Ohg College of Pharmacy, Chung-Ang University , Seoul , Republic of Korea.
Chul Soon Yongc College of Pharmacy, Yeungnam University , Gyongsan , South Korea.
Jong Oh Kimc College of Pharmacy, Yeungnam University , Gyongsan , South Korea.
Han-Gon Choia College of Pharmacy & Institute of Pharmaceutical Science and Technology, Hanyang University , Ansan , South Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Intravenously administered for the treatment of rectum cancer, irinotecan produces severe side effects due to very high plasma concentrations. A novel irinotecan-encapsulated double reverse thermosensitive nanocarrier system (DRTN) for rectal administration was developed as an alternative. The DRTN was fabricated by dispersing the thermosensitive irinotecan-encapsulated solid lipid nanoparticles (SLN) in the thermosensitive poloxamer solution. Its gel properties, pharmacokinetics, morphology, anticancer activity and immunohistopathology were assessed after its rectal administration to rats and tumor-bearing mice. In the DRTN, the solid form of the SLN and the liquid form of the poloxamer solution persisted at 25 °C; the former melted to liquid, and the latter altered to gel at 36.5 °C. The DRTN was easily administered to the anus, gelling rapidly and strongly after rectal administration. Compared to the conventional hydrogel and intravenously administered solution, it retarded dissolution and initial plasma concentration. The DRTN gave sustained release and nearly constant plasma concentrations of irinotecan at 1-3 h in rats, resulting in improved anticancer activity. It induced no damage to the rat rectum and no body weight loss in tumor-bearing mice. Thus, this irinotecan-encapsulated DRTN associated with a reduced burst effect, lack of toxicity and excellent antitumor efficacy would be strongly recommended as a rectal pharmaceutical product alternative to commercial intravenous injection in the treatment of rectum and colon cancer.

Indexed as

Drug CarriersNanoparticlesTransition TemperatureAdministration, IntravenousAdministration, RectalAnimalsAntineoplastic Agents, PhytogenicCamptothecinCarcinoma, Squamous CellDelayed-Action PreparationsDrug CompoundingFemaleHumansHydrogelsIrinotecanLipidsAntineoplastic Agents, PhytogenicCamptothecinDelayed-Action PreparationsDrug CarriersHydrogelsIrinotecanLipidsPoloxameranti-tumor efficacyburst effectdouble reverse thermosensitive nanocarrierIrinotecanrectal administrationtoxicity

Identifiers

PMID28181835
PMCPMC8241086

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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.