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dynamin related protein 1 drp1 inhibitor mdivi 1  (MedChemExpress)
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MedChemExpress dynamin related protein 1 drp1 inhibitor mdivi 1
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Dynamin Related Protein 1 Drp1 Inhibitor Mdivi 1, supplied by MedChemExpress, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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bca protein assay kit  (Thermo Fisher)
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Thermo Fisher bca protein assay kit
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Bca Protein Assay Kit, supplied by Thermo Fisher, used in various techniques. Bioz Stars score: 99/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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protein biomarkers  (Integromics)
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Integromics protein biomarkers
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Protein Biomarkers, supplied by Integromics, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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rc dc assay kit  (Bio-Rad)
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Bio-Rad rc dc assay kit
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Rc Dc Assay Kit, supplied by Bio-Rad, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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protein content  (Bio-Rad)
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Bio-Rad protein content
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Protein Content, supplied by Bio-Rad, used in various techniques. Bioz Stars score: 99/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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heat shock proteins  (Millipore)
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Millipore heat shock proteins
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Heat Shock Proteins, supplied by Millipore, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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amp activated protein kinase α ampkα  (Cell Signaling Technology Inc)
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Cell Signaling Technology Inc amp activated protein kinase α ampkα
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Amp Activated Protein Kinase α Ampkα, supplied by Cell Signaling Technology Inc, used in various techniques. Bioz Stars score: 97/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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nmol l tumor necrosis factor  (R&D Systems)
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R&D Systems nmol l tumor necrosis factor
USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated <t>protein</t> <t>1</t> light chain 3; VDAC. Voltage-dependent anion channel.
Nmol L Tumor Necrosis Factor, supplied by R&D Systems, used in various techniques. Bioz Stars score: 97/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Image Search Results


USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated protein 1 light chain 3; VDAC. Voltage-dependent anion channel.

Journal: Military Medical Research

Article Title: USP18 exacerbates myocardial I/R injury by inhibiting Parkin mitophagy through the deubiquitinase PTEN-L

doi: 10.1016/j.mmr.2026.100004

Figure Lengend Snippet: USP18 aggravates cardiac I/R injury through regulation of mitochondria and inhibition of mitophagy. a Electron microscopy image showing mitophagy in USP18-cKO mouse hearts ( n= 5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. b Protein levels of PINK1, Parkin, ubiquitinated proteins (Ub), P62, and LC3II in mitochondria from heart tissue in USP18-cKO and WT mice 24 h after I/R injury ( n =4). c Electron microscopy image showing mitophagy in USP18-overexpres (OV) mouse hearts ( n =5). Scale bar=3 μm. White arrowheads indicate sites of mitophagy. d Protein levels of PINK1, Parkin, Ub, P62, and LC3II proteins in mitochondria from the heart tissue of USP18-OV mice 24 h after I/R injury ( n =4). Color shift in mitophagy dye (red) and lysosomal dye (green) in NRVMs showing mitophagy in NRVMs with USP18 siRNA transfection ( e ) or Ad-USP18 infection ( f ) and the quantitative mitophagy index in each group ( n= 5). Scale bar=9 μm. Protein levels of PINK1, Parkin, Ub, P62, and LC3II in mitochondria from NRVMs transfected with USP18 siRNA ( g ) or infected with Ad-USP18 ( h ). ⁎⁎ P <0.01, ⁎⁎⁎ P <0.001 ⁎⁎⁎⁎ P <0.0001. USP18. Ubiquitin-specific protease 18; I/R. Ischemia/reperfusion; WT. Wild-type; KO. Knockout; P62. Sequestosome 1; LC3. Microtubule-associated protein 1 light chain 3; VDAC. Voltage-dependent anion channel.

Article Snippet: To block mitophagy, the selective dynamin-related protein 1 (Drp1) inhibitor Mdivi-1 was used (50 μmol/L, MedChemExpress, USA).

Techniques: Inhibition, Electron Microscopy, Transfection, Infection, Ubiquitin Proteomics, Knock-Out