Evidence map›Paper›PMID 26733167›Full record

ArticleTumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine2016

Downregulation of CD73 in 4T1 breast cancer cells through siRNA-loaded chitosan-lactate nanoparticles.

Farhad Jadidi-Niaragh, Fatemeh Atyabi, Ali Rastegari, Esmail Mollarazi, Melika Kiani, Alireza Razavi, Mehdi Yousefi, Nasim Kheshtchin, Hadi Hassannia, Jamshid Hadjati and 1 more

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In one paragraph

Article in Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
10.1field-weighted citation impact, top 1% 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

21 citing papers in PubMed, 88 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

11 authors at 4 institutions in 1 country.

Farhad Jadidi-NiaraghDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Fatemeh AtyabiDepartment of Pharmaceutical Nanotechnology, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, 1714614411, Iran. atyabifa@tums.ac.ir.
Ali RastegariDepartment of Pharmaceutical Nanotechnology, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, 1714614411, Iran.
Esmail MollaraziFood and Drug Control Laboratories and Food and Drug Laboratory Research Centre, MOHME, Tehran, Iran.
Melika KianiDepartment of Pharmaceutical Nanotechnology, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, 1714614411, Iran.
Alireza RazaviDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Mehdi YousefiImmunology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
Nasim KheshtchinDepartment of Immunology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Hadi HassanniaDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Jamshid HadjatiDepartment of Immunology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Fazel ShokriDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran. fshokri@tums.ac.ir.
Tehran University of Medical Sciences · IRAcademic Center for Education, Culture and Research · IRIran Nanohealth Committee Food and Drug Organization · IRTabriz University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The immunosuppressive factors in tumor microenvironment enhance tumor growth and suppress anti-tumor immune responses. Adenosine is an important immunosuppressive factor which can be secreted by both tumor and immune cells trough action of two cell surface ecto-nucleotidase molecules CD39 and CD73. Blocking the adenosine generating molecules has emerged as an effective immunotherapeutic approach for treatment of cancer. In this study, CD73-siRNA encapsulated into chitosan-lactate (ChLa) nanoparticles (NPs) was employed to suppress the expression of CD73 molecule on 4T1 breast tumor cells, in vitro. ChLa NPs were generated through ionic gelation of ChLa by tripolyphosphate (TPP). Small interfering RNA (SiRNA)-loaded NPs had about 100 nm size with a polydispersive index below 0.3 and a zeta potential about 13. Our results showed that ChLa NPs with Ch 50 kDa exhibit the best physicochemical features with the high siRNA encapsulation capacity. Synthesized NPs were able to fully bind with siRNA, protect them against serum and heparin degradation, and promote the transfection process. While the NPs exhibited low toxicity during 72 h cell culture, the transfection of Ch-plasmid expressing green fluorescent protein (pEGFP) NPs was efficient in 4T1 cells with a transfection rate of 53.6 % as detected by flow cytometry. In addition, CD73-siRNA-loaded ChLa NPs could efficiently suppress the expression of CD73 as assayed by real-time polymerase chain reaction and flow cytometry. As a conclusion, CD73-siRNA-loaded ChLa NPs may be considered as a promising therapeutic tool for cancer therapy; however, further in vivo investigations are necessary.

Indexed as

5'-NucleotidaseAnimalsBreast NeoplasmsCell Line, TumorCell SurvivalChitosanDown-RegulationFemaleFlow CytometryGene ExpressionLactic AcidMiceNanoparticlesReal-Time Polymerase Chain ReactionRNA, Small Interfering5'-NucleotidaseChitosanLactic AcidRNA, Small InterferingCancerCD73NanoparticlesiRNATreatment

Identifiers

PMID26733167
OpenAlexW2222718468

What OpenQuestion holds

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Read underepoch 390

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.