Evidence map›Paper›PMID 25114507›Full record

ArticleDrug design, development and therapy2014

Novel artificial cell microencapsulation of a complex gliclazide-deoxycholic bile acid formulation: a characterization study.

Armin Mooranian, Rebecca Negrulj, Nigel Chen-Tan, Hesham S Al-Sallami, Zhongxiang Fang, Trilochan Mukkur, Momir Mikov, Svetlana Golocorbin-Kon, Marc Fakhoury, Frank Arfuso and 1 more

Abstract read
In one paragraph

Article in Drug design, development and therapy, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 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

11 authors.

Armin MooranianBiotechnology and Drug Development Research Laboratory, School of Pharmacy, Curtin Health Innovation Research Institute, Biosciences Research Precinct, Curtin University, Perth, WA, Australia.
Rebecca NegruljBiotechnology and Drug Development Research Laboratory, School of Pharmacy, Curtin Health Innovation Research Institute, Biosciences Research Precinct, Curtin University, Perth, WA, Australia.
Nigel Chen-TanFaculty of Science and Engineering, Curtin University, Perth, WA, Australia.
Hesham S Al-SallamiSchool of Pharmacy, University of Otago, Dunedin, New Zealand.
Zhongxiang FangSchool of Public Health, Curtin University, Perth, WA, Australia.
Trilochan MukkurCurtin Health Innovation Research Institute, Biosciences Research Precinct, School of Biomedical Science, Curtin University, Perth, WA, Australia.
Momir MikovDepartment of Pharmacology, Toxicology and Clinical Pharmacology, Faculty of Medicine, University of Novi Sad, Novi Sad, Serbia ; Department of Pharmacy, Faculty of Medicine, University of Montenegro, Podgorica, Montenegro.
Svetlana Golocorbin-KonDepartment of Pharmacology, Toxicology and Clinical Pharmacology, Faculty of Medicine, University of Novi Sad, Novi Sad, Serbia ; Department of Pharmacy, Faculty of Medicine, University of Montenegro, Podgorica, Montenegro.
Marc FakhouryFaculty of Medicine, Université de Montréal, Montréal, Québec, Canada.
Frank ArfusoCurtin Health Innovation Research Institute, Biosciences Research Precinct, School of Biomedical Science, Curtin University, Perth, WA, Australia.
Hani Al-SalamiBiotechnology and Drug Development Research Laboratory, School of Pharmacy, Curtin Health Innovation Research Institute, Biosciences Research Precinct, Curtin University, Perth, WA, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gliclazide (G) is an antidiabetic drug commonly used in type 2 diabetes. It has extrapancreatic hypoglycemic effects, which makes it a good candidate in type 1 diabetes (T1D). In previous studies, we have shown that a gliclazide-bile acid mixture exerted a hypoglycemic effect in a rat model of T1D. We have also shown that a gliclazide-deoxycholic acid (G-DCA) mixture resulted in better G permeation in vivo, but did not produce a hypoglycemic effect. In this study, we aimed to develop a novel microencapsulated formulation of G-DCA with uniform structure, which has the potential to enhance G pharmacokinetic and pharmacodynamic effects in our rat model of T1D. We also aimed to examine the effect that DCA will have when formulated with our new G microcapsules, in terms of morphology, structure, and excipients' compatibility. Microencapsulation was carried out using the Büchi-based microencapsulating system developed in our laboratory. Using sodium alginate (SA) polymer, both formulations were prepared: G-SA (control) at a ratio of 1:30, and G-DCA-SA (test) at a ratio of 1:3:30. Complete characterization of microcapsules was carried out. The new G-DCA-SA formulation was further optimized by the addition of DCA, exhibiting pseudoplastic-thixotropic rheological characteristics. The size of microcapsules remained similar after DCA addition, and these microcapsules showed no chemical interactions between the excipients. This was supported further by the spectral and microscopy studies, suggesting microcapsule stability. The new microencapsulated formulation has good structural properties and may be useful for the oral delivery of G in T1D.

Indexed as

AlginatesAnimalsArtificial CellsCapsulesChemistry, PharmaceuticalDeoxycholic AcidDiabetes Mellitus, ExperimentalDiabetes Mellitus, Type 1ExcipientsGliclazideGlucuronic AcidHexuronic AcidsHypoglycemic AgentsParticle SizeRatsRheologyAlginatesCapsulesDeoxycholic AcidExcipientsGliclazideGlucuronic AcidHexuronic AcidsHypoglycemic Agentsbile acidsgliclazidepolymertype 2 diabetes

Identifiers

PMID25114507
PMCPMC4122185

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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.