Evidence map›Paper›PMID 32378176›Full record

ArticleDrug delivery and translational research2020

Release mechanisms of bovine serum albumin loaded-PLGA microspheres prepared by ultra-fine particle processing system.

Jing Li, Li Yang, Chune Zhu, Tingting Peng, Di Huang, Xiangyu Ma, Xin Pan, Chuanbin Wu

Abstract read
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In one paragraph

Article in Drug delivery and translational research, 2020. 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
0.8field-weighted citation impact, top 33% 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

5 citing papers in PubMed, 18 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

8 authors at 4 institutions in 2 countries.

Jing Li *School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Li Yang *School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Chune ZhuSchool of Traditional Chinese Medicine, Guangdong Pharmaceutical University, Guangzhou, 510006, China. zhuchune1108@163.com.
Tingting PengSchool of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Di HuangSchool of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Xiangyu MaCollege of Pharmacy, University of Texas at Austin, 2409 University Avenue, Mail Stop A1920, Austin, TX, USA.
Xin PanSchool of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Chuanbin WuSchool of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China. wuchuanb@mail.sysu.edu.cn.
Sun Yat-sen University · CNGuangdong Pharmaceutical University · CNPurdue University West Lafayette · USThe University of Texas at Austin · US

Funding

Natural Science Fund Project of Guangdong Province 2018A030310555, 2016A030312013Science and Technology Planning Project of Guangdong Province 2015B020232010
6 · The paper itself

Abstract

The ultra-fine particle processing system (UPPS) previously developed by our lab has been used to prepare various microparticulate formulations. Microspheres prepared by UPPS can achieve sustained release with a reduced initial burst compared to the microspheres prepared by the conventional water-in-oil-in-water (W/O/W) double emulsion technique. However, the in vitro drug release mechanism of the microspheres prepared by UPPS is still uninvestigated. This study aimed to investigate the mechanisms of bovine serum albumin (BSA) released from poly (D,L-lactic-co-glycolic acid) (PLGA) microspheres prepared by UPPS in comparison with microspheres prepared by the W/O/W double emulsion technique. The morphology, in vitro drug release, water uptake, and structural evolution of microspheres prepared by both techniques were evaluated. UPPS microspheres showed solid and compact internal structures without any pores or channels thereby exhibiting a reduced rate of water permeation in the release medium. In addition, the release of BSA in UPPS microspheres was mainly controlled by the erosion of the polymer matrix during the entire process, while BSA was released from W/O/W microspheres by both drug diffusion and matrix erosion. Moreover, the observed surface and internal structural evolution also confirmed their different release mechanisms. This work elaborates the release mechanism of PLGA microspheres prepared by UPPS and facilitates the design of microparticulate formulations. Graphical abstract.

Indexed as

Polyglycolic AcidSerum Albumin, BovineMicrospheresParticle SizeParticulate MatterPolylactic Acid-Polyglycolic Acid CopolymerParticulate MatterPolyglycolic AcidPolylactic Acid-Polyglycolic Acid CopolymerSerum Albumin, BovineControlled releaseMicrospheresPLGARelease mechanismsUltra-fine particle processing system

Identifiers

PMID32378176
OpenAlexW3022845744

What OpenQuestion holds

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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.