Evidence map›Paper›PMID 33821368›Full record

ArticleClinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico2021

Medical ozone induces proliferation and migration inhibition through ROS accumulation and PI3K/AKT/NF-κB suppression in human liver cancer cells in vitro.

J Li, T Zeng, S Tang, M Zhong, Q Huang, X Li, X He

Abstract read
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In one paragraph

Article in Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
1.9field-weighted citation impact, top 15% 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

10 citing papers in PubMed, 1 synthesis or guideline pooled it, 18 citations in OpenAlex.

  1. Systemic Review: Ozone: A Potential New Chemotherapy.International journal of molecular sciences · 2021
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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

7 authors at 2 institutions in 1 country.

J LiDivision of Vascular and Interventional Radiology, Department of General Surgery, Nanfang Hospital, Southern Medical University, 1838 Guangzhou Avenue North, Guangzhou, 510515, Guangdong, People's Republic of China.
T ZengLaboratory Medicine Center, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, People's Republic of China.
S TangDivision of Vascular and Interventional Radiology, Department of General Surgery, Nanfang Hospital, Southern Medical University, 1838 Guangzhou Avenue North, Guangzhou, 510515, Guangdong, People's Republic of China.
M ZhongLaboratory Medicine Center, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, People's Republic of China.
Q HuangLaboratory Medicine Center, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, People's Republic of China.
X LiDivision of Vascular and Interventional Radiology, Department of General Surgery, Nanfang Hospital, Southern Medical University, 1838 Guangzhou Avenue North, Guangzhou, 510515, Guangdong, People's Republic of China.
X HeDivision of Vascular and Interventional Radiology, Department of General Surgery, Nanfang Hospital, Southern Medical University, 1838 Guangzhou Avenue North, Guangzhou, 510515, Guangdong, People's Republic of China. ozonetherapy@126.com.ORCID http://orcid.org/0000-0001-8255-1874
Nanfang Hospital · CNGuangdong Medical College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHepatocellular carcinoma is one of the most common malignancies and leading cancer-associated deaths worldwide. Ozone has been proposed as a promising therapeutic agent in the treatment of various disorders. PURPOSE: The purpose of this paper is to assess the potential anticancer effects of the ozone on liver cancer cells.

methodThe liver cancer cell line of bel7402 and SMMC7721 was used in this study. Proliferation was evaluated using the CCK-8 and the colony formation assay. Wond healing assay and transwell assay without Matrigel were used to evaluate their migration ability. Flow cytometry was used for cell cycle analysis and reactive oxygen species (ROS) determination. Glutathione detection kit was used for measurement of glutathione level. Protein expression was estimated by western blot analysis.

resultsOzone treatment inhibited liver cancer cell proliferation, colony formation. Ozone induced G2/M phase cell cycle arrest, which could be elucidated by the change of protein levels of p53, p21, Cyclin D1, cyclin B1, cdc2, and CDK4. We also found that ozone treatment inhibited migration ability by inhibiting EMT-relating protein. Ozone also induced ROS accumulation and decreased glutathione level decreased, which contributed to the inactivation of the PI3K/AKT/NF-κB pathway. Finally, we found that pre-treatment of liver cancer cells with N-acetylcysteine resisted ozone-induced effects.

conclusionsOzone restrains the proliferation and migration potential and EMT process of liver cancer cells via ROS accumulation and PI3K/AKT/NF-κB suppression.

Indexed as

Carcinoma, HepatocellularCell Cycle ProteinsCell Line, TumorCell MovementCell ProliferationCell SurvivalG2 Phase Cell Cycle CheckpointsGlutathioneHumansLiver NeoplasmsM Phase Cell Cycle CheckpointsNF-kappa BOzonePhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktReactive Oxygen SpeciesCell Cycle ProteinsGlutathioneNF-kappa BOzonePhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktReactive Oxygen SpeciesEMTLiver cancerMigrationOzonePI3K/AKT/NF-κB signaling pathwayProliferationReactive Oxygen Species

Identifiers

PMID33821368
OpenAlexW3146159951

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.