Evidence map›Paper›PMID 35703358›Full record

ArticleMolecular medicine reports2022

Ferrostatin‑1 alleviates oxalate‑induced renal tubular epithelial cell injury, fibrosis and calcium oxalate stone formation by inhibiting ferroptosis.

Jinna Xie, Zehua Ye, Lei Li, Yuqi Xia, Run Yuan, Yuan Ruan, Xiangjun Zhou

Abstract read
In one paragraph

Article in Molecular medicine reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–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

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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

42 citing papers in PubMed.

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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.

Jinna Xie *Department of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Zehua Ye *Department of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Lei LiDepartment of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Yuqi XiaDepartment of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Run YuanDepartment of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Yuan Ruan *Department of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.
Xiangjun Zhou *Department of Urology, Renmin Hospital of Wuhan University, Wuhan, Hubei 430060, P.R. China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study aimed to evaluate the role and mechanism of ferrostatin‑1 (Fer‑1) in oxalate (Ox)‑induced renal tubular epithelial cell injury, fibrosis, and calcium oxalate (CaOx) stone formation. A CaOx model in mice kidneys was established via intraperitoneal injection of 80 mg/kg glyoxylic acid for 14 days. The mice were randomly divided into three groups (n=6), namely, the control (Con), the CaOx group, and the CaOx + Fer‑1 group. Cultured human renal tubular epithelial cells (HK‑2 cells) were randomly divided into three groups (n=3), namely, the control (Con), the Ox group, and the Ox + Fer‑1 group. The levels of heme oxygenase 1 (HO‑1), superoxide dismutase 2 (SOD2), glutathione peroxidase 4 (GPX4), and solute carrier family 7 member 11 (SLC7A11) were assessed by immunofluorescence and western blot analysis. Renal tubular injury and apoptosis were evaluated by H&E and TUNEL staining. Kidney interstitial fibrosis was evaluated by Masson and Sirius red staining, and the levels of E‑cadherin, vimentin and α‑SMA were detected by immunofluorescence or western blot analysis. Mitochondrial structure was observed using a transmission electron microscope. The levels of reactive oxygen species (ROS) were determined by flow cytometry and CaOx stone formation was evaluated by von Kossa staining. The results revealed that in comparison with the Con group, mitochondrial injury under glyoxylic acid treatment was observed by TEM. The expression of GPX4 and SLC7A11 in the CaOx and Ox groups was downregulated (P<0.05), whereas the expression of HO‑1 and SOD2 was upregulated (P<0.05). Renal tissue damage, apoptosis of renal tubular epithelial cells, and interstitial fibrosis were increased in the CaOx and Ox groups (P<0.05). In comparison with the CaOx or Ox group, the expression of GPX4 and SLC7A11 in the CaOx + Fer‑1 or Ox + Fer‑1 group was upregulated (P<0.05), whereas that of HO‑1 and SOD2 was downregulated (P<0.05). Renal tissue damage, apoptosis of renal tubular epithelial cells and interstitial fibrosis were decreased following Fer‑1 treatment (P<0.05). The ROS level was also decreased following Fer‑1 treatment. Moreover, CaOx stone formation was decreased in the CaOx + Fer‑1 group (P<0.05). In conclusion, Fer‑1 alleviated Ox‑induced renal tubular epithelial cell injury, fibrosis, and CaOx stone formation by inhibiting ferroptosis.

Indexed as

Calcium OxalateFerroptosisAnimalsCyclohexylaminesEpithelial CellsFibrosisKidneyMiceOxalatesPhenylenediaminesReactive Oxygen SpeciesCalcium OxalateCyclohexylaminesferrostatin-1OxalatesPhenylenediaminesReactive Oxygen Speciescalcium oxalate stonechronic kidney diseaseferroptosisferrostatin‑1renal tubular epithelial cell

Identifiers

PMID35703358
PMCPMC9218727

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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.