fluorometric specific detection kits containing fluorescent substrates Search Results


far-red fluorescent flica 660 caspase-1 (yvad) assay kit  (Antibodies Inc)
94
Antibodies Inc far-red fluorescent flica 660 caspase-1 (yvad) assay kit
Far Red Fluorescent Flica 660 Caspase 1 (Yvad) Assay Kit, supplied by Antibodies Inc, used in various techniques. Bioz Stars score: 94/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/far-red fluorescent flica 660 caspase-1 (yvad) assay kit/product/Antibodies Inc
Average 94 stars, based on 1 article reviews
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celltag 700 stain  (LI-COR)
98
LI-COR celltag 700 stain
Celltag 700 Stain, supplied by LI-COR, used in various techniques. Bioz Stars score: 98/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/celltag 700 stain/product/LI-COR
Average 98 stars, based on 1 article reviews
celltag 700 stain - by Bioz Stars, 2026-06
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antibodies for gsdmd  (Cell Signaling Technology Inc)
95
Cell Signaling Technology Inc antibodies for gsdmd
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Antibodies For Gsdmd, supplied by Cell Signaling Technology Inc, used in various techniques. Bioz Stars score: 95/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/antibodies for gsdmd/product/Cell Signaling Technology Inc
Average 95 stars, based on 1 article reviews
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ribotm fluorescent in situ hybridization kit  (Ribobio co)
90
Ribobio co ribotm fluorescent in situ hybridization kit
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Ribotm Fluorescent In Situ Hybridization Kit, supplied by Ribobio co, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/ribotm fluorescent in situ hybridization kit/product/Ribobio co
Average 90 stars, based on 1 article reviews
ribotm fluorescent in situ hybridization kit - by Bioz Stars, 2026-06
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low fluorescence pvdf membrane  (Bio-Rad)
96
Bio-Rad low fluorescence pvdf membrane
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Low Fluorescence Pvdf Membrane, 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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Average 96 stars, based on 1 article reviews
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fluorescent in situ hybridization kit  (Ribobio co)
90
Ribobio co fluorescent in situ hybridization kit
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Fluorescent In Situ Hybridization Kit, supplied by Ribobio co, 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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fluorescent in situ hybridization kit - by Bioz Stars, 2026-06
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fluorescence in situ hybridisation kit  (Ribobio co)
90
Ribobio co fluorescence in situ hybridisation kit
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Fluorescence In Situ Hybridisation Kit, supplied by Ribobio co, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/fluorescence in situ hybridisation kit/product/Ribobio co
Average 90 stars, based on 1 article reviews
fluorescence in situ hybridisation kit - by Bioz Stars, 2026-06
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tmre fluorescence measurement  (ImmunoChemistry Technologies)
90
ImmunoChemistry Technologies tmre fluorescence measurement
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Tmre Fluorescence Measurement, supplied by ImmunoChemistry Technologies, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/tmre fluorescence measurement/product/ImmunoChemistry Technologies
Average 90 stars, based on 1 article reviews
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kite emccd camera ki247-cl  (Raptor Photonics)
90
Raptor Photonics kite emccd camera ki247-cl
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Kite Emccd Camera Ki247 Cl, supplied by Raptor Photonics, 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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homogeneous time-resolved fluorescence gs bioassay  (Cisbio Bioassays)
90
Cisbio Bioassays homogeneous time-resolved fluorescence gs bioassay
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Homogeneous Time Resolved Fluorescence Gs Bioassay, supplied by Cisbio Bioassays, used in various techniques. Bioz Stars score: 90/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/result/homogeneous time-resolved fluorescence gs bioassay/product/Cisbio Bioassays
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direct detect seven genus/species gut microbes detection kit (pcr-fluorescence probe)  (Coyote Bioscience)
90
Coyote Bioscience direct detect seven genus/species gut microbes detection kit (pcr-fluorescence probe)
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Direct Detect Seven Genus/Species Gut Microbes Detection Kit (Pcr Fluorescence Probe), supplied by Coyote Bioscience, 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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direct detect seven genus/species gut microbes detection kit (pcr-fluorescence probe) - by Bioz Stars, 2026-06
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monolith series protein labeling kit red-nhs 2nd generation  (NanoTemper Technologies)
90
NanoTemper Technologies monolith series protein labeling kit red-nhs 2nd generation
Fig. 2. CuB induced <t>NLRP3/caspase-1/GSDMD-mediated</t> pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, <t>and</t> <t>HMGB1</t> in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.
Monolith Series Protein Labeling Kit Red Nhs 2nd Generation, supplied by NanoTemper Technologies, 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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Image Search Results


Fig. 2. CuB induced NLRP3/caspase-1/GSDMD-mediated pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, and HMGB1 in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.

Journal: Pharmacological research

Article Title: Cucurbitacin B inhibits non-small cell lung cancer in vivo and in vitro by triggering TLR4/NLRP3/GSDMD-dependent pyroptosis.

doi: 10.1016/j.phrs.2021.105748

Figure Lengend Snippet: Fig. 2. CuB induced NLRP3/caspase-1/GSDMD-mediated pyroptosis. a The morphology changes of A549 cells after treatment with CuB (100 nM) for 8 h (Scale bar=25 µm). b The features of pyroptosis in A549 cells were detected by TEM (Scale bar=2 µm). c The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, and HMGB1 in A549 cells. d Immunofluorescence detection of the expression of HMGB1 in A549 cells (Scale bar=20 µm). e The EGFP-NLRP3 and OFPSpark-NEK7 fluorescence were examined by immunofluorescence assay (Scale bar=7.5 µm). f Co-IP analysis of the interaction between NEK7 and NLRP3 in A549 cells after treatment with CuB (100 nM) for 24 h in the presence of VX765 (60 µm). g The expression of NLRP3, NEK7, ASC, pro-caspase-1, and cleaved caspase-1 in A549 cells. h, i Immunofluorescence detection of the caspase-1 expression (Scale bar=25 µm) and ASC dot formation in A549 cells (Scale bar=7.5 µm). j Annexin V and 7-AAD double staining assay was used to confirm CuB (100 nM)-induced pyroptosis in A549 cells.

Article Snippet: Antibodies for GSDMD (#93709), GAPDH (#8884), HMGB1 (#3935), cleaved-IL-1β (#83186), NLRP3 (#15101), cleaved-caspase1 (#4199), ASC (#13833), IL-1β (#12703), Gasdermin D (#93709), Tom20 (#42406), and the secondary antibodies including horseradish peroxidase (HRP)-conjugated goat anti-rabbit IgG (#7074) were purchased from Cell Signaling Technology (CST, Danvers, MA, USA).

Techniques: Expressing, Immunofluorescence, Fluorescence, Co-Immunoprecipitation Assay, Double Staining

Fig. 3. ROS promoted accumulation of pyroptosis-related Tom20. a JC-1 kit was used to examine the MMP levels in A549 cells (Scale bar=25 µm). b, c ROS level was analyzed by flow cytometry in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). d Effect of NAC on morphological feature changes in A549 cells (Scale bar=25 µm). e Western blotting analysis of the expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1 and cleaved caspase-1 in A549 cells. f Annexin V and 7-AAD double staining assay was used to identify the inhibition of NAC CuB-induced pyroptosis by NAC in A549 cells. g Immunofluorescence detection of the expression of mitochondrial protein Tom20 in A549 cells (Scale bar=10 µm). h The cell viability in Tom 20 knockdown A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs si-Ctrl group).

Journal: Pharmacological research

Article Title: Cucurbitacin B inhibits non-small cell lung cancer in vivo and in vitro by triggering TLR4/NLRP3/GSDMD-dependent pyroptosis.

doi: 10.1016/j.phrs.2021.105748

Figure Lengend Snippet: Fig. 3. ROS promoted accumulation of pyroptosis-related Tom20. a JC-1 kit was used to examine the MMP levels in A549 cells (Scale bar=25 µm). b, c ROS level was analyzed by flow cytometry in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). d Effect of NAC on morphological feature changes in A549 cells (Scale bar=25 µm). e Western blotting analysis of the expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1 and cleaved caspase-1 in A549 cells. f Annexin V and 7-AAD double staining assay was used to identify the inhibition of NAC CuB-induced pyroptosis by NAC in A549 cells. g Immunofluorescence detection of the expression of mitochondrial protein Tom20 in A549 cells (Scale bar=10 µm). h The cell viability in Tom 20 knockdown A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs si-Ctrl group).

Article Snippet: Antibodies for GSDMD (#93709), GAPDH (#8884), HMGB1 (#3935), cleaved-IL-1β (#83186), NLRP3 (#15101), cleaved-caspase1 (#4199), ASC (#13833), IL-1β (#12703), Gasdermin D (#93709), Tom20 (#42406), and the secondary antibodies including horseradish peroxidase (HRP)-conjugated goat anti-rabbit IgG (#7074) were purchased from Cell Signaling Technology (CST, Danvers, MA, USA).

Techniques: Flow Cytometry, Control, Western Blot, Expressing, Double Staining, Inhibition, Immunofluorescence, Knockdown

Fig. 4. Cytosolic calcium accumulation was essential for CuB-induced pyroptosis. a, b Effect of BAPTA-AM (10 μM) or VX765 (60 µm) on Ca2+ levels in A549 cells (n ≥3, **P＜0.01, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). c The process of the increase of Ca2+ levels in A549 cells was detected by using a Bio Tek CYTATION5 (Scale bar=25 µm). d Immunofluorescence assay was used to examine the expression of Ca2+ fluorescence (Scale bar=7.5 µm). e Effect of BAPTA-AM on the LDH release in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). f Annexin V/7-AAD double staining assay was used to identify the inhibition of CuB-induced pyroptosis by BAPTA-AM in A549 cells. g The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1 and cleaved caspase-1 in A549 cells.

Journal: Pharmacological research

Article Title: Cucurbitacin B inhibits non-small cell lung cancer in vivo and in vitro by triggering TLR4/NLRP3/GSDMD-dependent pyroptosis.

doi: 10.1016/j.phrs.2021.105748

Figure Lengend Snippet: Fig. 4. Cytosolic calcium accumulation was essential for CuB-induced pyroptosis. a, b Effect of BAPTA-AM (10 μM) or VX765 (60 µm) on Ca2+ levels in A549 cells (n ≥3, **P＜0.01, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). c The process of the increase of Ca2+ levels in A549 cells was detected by using a Bio Tek CYTATION5 (Scale bar=25 µm). d Immunofluorescence assay was used to examine the expression of Ca2+ fluorescence (Scale bar=7.5 µm). e Effect of BAPTA-AM on the LDH release in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs control group). f Annexin V/7-AAD double staining assay was used to identify the inhibition of CuB-induced pyroptosis by BAPTA-AM in A549 cells. g The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1 and cleaved caspase-1 in A549 cells.

Article Snippet: Antibodies for GSDMD (#93709), GAPDH (#8884), HMGB1 (#3935), cleaved-IL-1β (#83186), NLRP3 (#15101), cleaved-caspase1 (#4199), ASC (#13833), IL-1β (#12703), Gasdermin D (#93709), Tom20 (#42406), and the secondary antibodies including horseradish peroxidase (HRP)-conjugated goat anti-rabbit IgG (#7074) were purchased from Cell Signaling Technology (CST, Danvers, MA, USA).

Techniques: Control, Immunofluorescence, Expressing, Fluorescence, Double Staining, Inhibition

Fig. 5. TLR4 activation promoted the CuB-induced pyroptosis. a The protein expression of TLR4 in A549 cells. b The molecular docking data of CuB on TLR4 dimer were analyzed by using autodock software. c CETSA-WB experiment to further confirm that CuB targeted TLR4 proteins. d The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1, and cleaved caspase-1 in A549 cells. e Annexin V/7-AAD double staining assay was used to identify the inhi bition of CuB-induced pyroptosis by TAK242 in A549 cells. f The protein expression of TLR4 in A549 cells. g, h The cell viability and LDH activity in TLR4 knockdown A549 cells (n ≥3, *** P＜0.001 vs CuB; ###P＜0.001 vs NC group). i, j Mitochondrial ROS and cytosolic Ca2+ levels were detected by flow cytometry in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs NC group).

Journal: Pharmacological research

Article Title: Cucurbitacin B inhibits non-small cell lung cancer in vivo and in vitro by triggering TLR4/NLRP3/GSDMD-dependent pyroptosis.

doi: 10.1016/j.phrs.2021.105748

Figure Lengend Snippet: Fig. 5. TLR4 activation promoted the CuB-induced pyroptosis. a The protein expression of TLR4 in A549 cells. b The molecular docking data of CuB on TLR4 dimer were analyzed by using autodock software. c CETSA-WB experiment to further confirm that CuB targeted TLR4 proteins. d The expression of GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL-1β, pro-caspase-1, and cleaved caspase-1 in A549 cells. e Annexin V/7-AAD double staining assay was used to identify the inhi bition of CuB-induced pyroptosis by TAK242 in A549 cells. f The protein expression of TLR4 in A549 cells. g, h The cell viability and LDH activity in TLR4 knockdown A549 cells (n ≥3, *** P＜0.001 vs CuB; ###P＜0.001 vs NC group). i, j Mitochondrial ROS and cytosolic Ca2+ levels were detected by flow cytometry in A549 cells (n ≥3, ***P＜0.001 vs CuB; ###P＜0.001 vs NC group).

Article Snippet: Antibodies for GSDMD (#93709), GAPDH (#8884), HMGB1 (#3935), cleaved-IL-1β (#83186), NLRP3 (#15101), cleaved-caspase1 (#4199), ASC (#13833), IL-1β (#12703), Gasdermin D (#93709), Tom20 (#42406), and the secondary antibodies including horseradish peroxidase (HRP)-conjugated goat anti-rabbit IgG (#7074) were purchased from Cell Signaling Technology (CST, Danvers, MA, USA).

Techniques: Activation Assay, Expressing, Software, Double Staining, Activity Assay, Knockdown, Flow Cytometry

Fig. 7. CuB induced lung cancer cells pyroptosis in mouse models. a HE staining of heart, liver, spleen, lung, and kidney tissues in indicated groups (HE, original magnification, 200×, Scale bar=50 µm). b, c The mitochondrial ROS and cytosolic Ca2+ levels in tumor cells were detected by flow cytometry (n ≥3, ***P＜0.001 vs model group, ###P＜0.001 vs CuB 0.75 mg/kg group). d, e The protein expressions of TLR4, NEK7, NLRP3, ASC, Tom20, GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL- 1β, pro-caspase-1, cleaved caspase-1and HMGB1 in tumor tissues were detected by western blotting.

Journal: Pharmacological research

Article Title: Cucurbitacin B inhibits non-small cell lung cancer in vivo and in vitro by triggering TLR4/NLRP3/GSDMD-dependent pyroptosis.

doi: 10.1016/j.phrs.2021.105748

Figure Lengend Snippet: Fig. 7. CuB induced lung cancer cells pyroptosis in mouse models. a HE staining of heart, liver, spleen, lung, and kidney tissues in indicated groups (HE, original magnification, 200×, Scale bar=50 µm). b, c The mitochondrial ROS and cytosolic Ca2+ levels in tumor cells were detected by flow cytometry (n ≥3, ***P＜0.001 vs model group, ###P＜0.001 vs CuB 0.75 mg/kg group). d, e The protein expressions of TLR4, NEK7, NLRP3, ASC, Tom20, GSDMD-FL, GSDMD-N, pro-IL-1β, mature IL- 1β, pro-caspase-1, cleaved caspase-1and HMGB1 in tumor tissues were detected by western blotting.

Article Snippet: Antibodies for GSDMD (#93709), GAPDH (#8884), HMGB1 (#3935), cleaved-IL-1β (#83186), NLRP3 (#15101), cleaved-caspase1 (#4199), ASC (#13833), IL-1β (#12703), Gasdermin D (#93709), Tom20 (#42406), and the secondary antibodies including horseradish peroxidase (HRP)-conjugated goat anti-rabbit IgG (#7074) were purchased from Cell Signaling Technology (CST, Danvers, MA, USA).

Techniques: Staining, Flow Cytometry, Western Blot