Evidence map›Paper›PMID 25659647›Full record

ArticleNanomedicine : nanotechnology, biology, and medicine2015

Protamine-carboxymethyl cellulose magnetic nanocapsules for enhanced delivery of anticancer drugs against drug resistant cancers.

Rajasegaran Elumalai, Shilpa Patil, Naseer Maliyakkal, Annapoorni Rangarajan, Paturu Kondaiah, Ashok M Raichur

Abstract read
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In one paragraph

Article in Nanomedicine : nanotechnology, biology, and medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
4.2field-weighted citation impact, top 6% 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

17 citing papers in PubMed, 68 citations in OpenAlex.

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  7. Advances of medical nanorobots for future cancer treatments.Journal of hematology & oncology · 2023
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  16. Hurdles in selection process of nanodelivery systems for multidrug-resistant cancer.Journal of cancer research and clinical oncology · 2016
    Review
  17. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Rajasegaran ElumalaiDept. of Materials Engineering, Indian Institute of Science, Bangalore.
Shilpa PatilDept. of Molecular Reproduction, Development and Genetics, Indian Institute of Science, Bangalore.
Naseer MaliyakkalDept. of Molecular Reproduction, Development and Genetics, Indian Institute of Science, Bangalore.
Annapoorni RangarajanDept. of Molecular Reproduction, Development and Genetics, Indian Institute of Science, Bangalore.
Paturu KondaiahDept. of Molecular Reproduction, Development and Genetics, Indian Institute of Science, Bangalore.
Ashok M RaichurDept. of Materials Engineering, Indian Institute of Science, Bangalore. Electronic address: amr@materials.iisc.ernet.in.
Indian Institute of Science Bangalore · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Multidrug resistance is a major therapeutic challenge faced in the conventional chemotherapy. Nanocarriers are beneficial in the transport of chemotherapeutics by their ability to bypass the P-gp efflux in cancers. Most of the P-gp inhibitors under phase II clinical trial are facing failures and hence there is a need to develop a suitable carrier to address P-gp efflux in cancer therapy. Herein, we prepared novel protamine and carboxymethyl cellulose polyelectrolyte multi-layered nanocapsules modified with Fe3O4 nanoparticles for the delivery of doxorubicin against highly drug resistant HeLa cells. The experimental results revealed that improved cellular uptake, enhanced drug intensity profile with greater percentage of apoptotic cells was attained when doxorubicin loaded magnetic nanocapsules were used in the presence of external magnetic field. Hence, we conclude that this magnetic field assisted nanocapsule system can be used for delivery of chemotherapeutics for potential therapeutic efficacy at minimal dose in multidrug resistant cancers. FROM THE CLINICAL EDITOR: Many cancer drugs fail when cancer cells become drug resistant. Indeed, multidrug resistance (MDR) is a major therapeutic challenge. One way that tumor cells attain MDR is by over expression of molecular pumps comprising of P-glycoprotein (P-gp) and multidrug resistant proteins (MRP), which can expel chemotherapeutic drugs out of the cells. In this study, the authors prepared novel protamine and carboxymethyl cellulose polyelectrolyte multi-layered nanocapsules modified with Fe3O4 nanoparticles for the delivery of doxorubicin. The results show that there was better drug delivery and efficacy even against MDR tumor cells.

Indexed as

Carboxymethylcellulose SodiumDoxorubicinProtaminesDrug Resistance, NeoplasmHeLa CellsHumansMagnetite NanoparticlesNanocapsulesNeoplasmsCarboxymethylcellulose SodiumDoxorubicinMagnetite NanoparticlesNanocapsulesProtaminesApoptosisDoxorubicin deliveryDrug resistant cellsMagnetic nanocapsulesTargeted delivery

Identifiers

PMID25659647
OpenAlexW2085107869

What OpenQuestion holds

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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.