Evidence map›Paper›PMID 28603414›Full record

ArticleInternational journal of nanomedicine2017

Iron oxide nanoparticles and induced autophagy in human monocytes.

QiHong Wu, RongRong Jin, Ting Feng, Li Liu, Li Yang, YuHong Tao, James M Anderson, Hua Ai, Hong Li

Abstract read
In one paragraph

Article in International journal of nanomedicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

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

  1. Pooled it
  2. Effect of clinically relevant iron oxide nanoparticles on macrophage polarization, tumor growth and tumor microenvironment modulation.Journal of controlled release : official journal of the Controlled Release Society · 2026
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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

9 authors.

QiHong WuKey Laboratory of Obstetrics, Gynecology, Pediatric Disease, and Birth Defects, Ministry of Education, West China Second University Hospital.
RongRong JinNational Engineering Research Center for Biomaterials.
Ting FengKey Laboratory of Obstetrics, Gynecology, Pediatric Disease, and Birth Defects, Ministry of Education, West China Second University Hospital.
Li LiuNational Engineering Research Center for Biomaterials.
Li YangNational Engineering Research Center for Biomaterials.
YuHong TaoDepartment of Pediatrics, West China Second University Hospital, Sichuan University, Chengdu, China.
James M AndersonDepartment of Biomedical Engineering.
Hua AiNational Engineering Research Center for Biomaterials.
Hong LiKey Laboratory of Obstetrics, Gynecology, Pediatric Disease, and Birth Defects, Ministry of Education, West China Second University Hospital.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Superparamagnetic iron oxide nanoparticles have been widely used in biomedical applications, but understanding of their interactions with the biological immune system is relatively limited. This work is focused on dextran-coated iron oxide nanoparticles and their induced autophagy in human monocytes. We found that these nanoparticles can be taken up by human monocytes, followed by localization within vesicles or free in cytoplasm. Autophagosome formation was observed with increased expression of LC3II protein, the specific marker of autophagy. The autophagy substrate p62 was degraded in a dose-dependent manner, and autophagy was blocked by autophagy (or lysosome) inhibitors alone or along with iron oxide nanoparticles, indicating that autophagosome accumulation was mainly due to autophagy induction, rather than blockade of autophagy flux. Interestingly, iron oxide nanoparticles increased the viability of human monocytes, but the mechanism was not clear. We further found that inhibition of autophagy mostly attenuated the survival of cells, with acceleration of the inflammation induced by these nanoparticles. Taken together, autophagic activation in human monocytes may play a protective role against the cytotoxicity of iron oxide nanoparticles.

Indexed as

AutophagyCells, CulturedCell SurvivalCytokinesDextransEscherichia coliFluorescent DyesHumansMagnetite NanoparticlesMicroscopy, Electron, TransmissionMicroscopy, FluorescenceMonocytesParticle SizePhagocytosisSequestosome-1 ProteinCytokinesDextransFluorescent DyesMagnetite NanoparticlesSequestosome-1 Proteinautophagycytotoxicityhuman monocytesinflammationiron oxide nanoparticles

Identifiers

PMID28603414
PMCPMC5457122

What OpenQuestion holds

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Registered trials

None linked

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.