Evidence map›Paper›PMID 35733214›Full record

ArticleJournal of nanobiotechnology2022

Fabrication of methylene blue-loaded ovalbumin/polypyrrole nanoparticles for enhanced phototherapy-triggered antitumour immune activation.

Xiao Xu, Huafen Mao, Yunchao Wu, Suwan Liu, Jingjin Liu, Qianzhe Li, Mengyu Yang, Jinqian Zhu, Shengqiang Zou, Fengyi Du

Abstract read
In one paragraph

Article in Journal of nanobiotechnology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–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

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

10 authors.

Xiao Xu *Affiliated Third Hospital of Zhenjiang, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Huafen Mao *School of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Yunchao WuClinical Laboratory, The Third People's Hospital of Changzhou, Changzhou, 213001, People's Republic of China.
Suwan LiuSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Jingjin LiuSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Qianzhe LiSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Mengyu YangSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Jinqian ZhuSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Shengqiang ZouAffiliated Third Hospital of Zhenjiang, Jiangsu University, Zhenjiang, 212013, People's Republic of China.
Fengyi DuSchool of Medicine, Jiangsu University, Zhenjiang, 212013, People's Republic of China. biodfy@ujs.edu.cn.

Funding

Changzhou Science and Technology Bureau CJ20200108Major natural science research projects of colleges and universities in jiangsu province 19KJA150004Natural Science Foundation of Jiangsu Province SBK2020022937Zhenjiang key research and development program-social development SH2019002
6 · The paper itself

Abstract

backgroundPhototherapy-triggered immunogenic cell death (ICD) rarely elicits a robust antitumour immune response, partially due to low antigen exposure and inefficient antigen presentation. To address these issues, we developed novel methylene blue-loaded ovalbumin/polypyrrole nanoparticles (MB@OVA/PPY NPs) via oxidative polymerization and π-π stacking interactions.

resultsThe as-prepared MB@OVA/PPY NPs with outstanding photothermal conversion efficiency (38%) and photodynamic properties were readily internalized into the cytoplasm and accumulated in the lysosomes and mitochondria. Upon 808 nm and 660 nm laser irradiation, the MB@OVA/PPY NPs not only ablated tumour cells by inducing local hyperthermia but also damaged residual tumour cells by generating a large amount of reactive oxygen species (ROS), finally triggering the release of many damage-associated molecular patterns (DAMPs). Moreover, the MB@OVA/PPY NPs synergized with DAMPs to promote the maturation and improve the antigen presentation ability of DCs in vitro and in vivo.

conclusionsThis work reported a PPY NPs-based nanoplatform to encapsulate the therepeutic proteins and absorb the functional molecules for combination therapy of tumours. The results demonstrated that the prepared MB@OVA/PPY NPs could be used as effective nanotherapeutic agents to eliminate solid tumours and trigger a powerful antitumour immune response.

Indexed as

NanoparticlesNeoplasmsHumansMethylene BlueOvalbuminPhototherapyPolymersPyrrolesMethylene BlueOvalbuminPolymerspolypyrrolePyrrolesImmunotherapyLaser therapyMethylene bluePolypyrrole nanoparticles

Identifiers

PMID35733214
PMCPMC9214988

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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.