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ampk inhibition  (MedChemExpress)


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    MedChemExpress ampk inhibition
    Melatonin activates <t>AMPK</t> signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .
    Ampk Inhibition, supplied by MedChemExpress, used in various techniques. Bioz Stars score: 95/100, based on 25 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/product/ampk+inhibition/BAY-3827/pmc13091134-73-1-6
    Average 95 stars, based on 25 article reviews
    ampk inhibition - by Bioz Stars, 2026-09
    95/100 stars

    Images

    1) Product Images from "Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury"

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury

    Journal: Bioactive Materials

    doi: 10.1016/j.bioactmat.2026.04.006

    Melatonin activates AMPK signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .
    Figure Legend Snippet: Melatonin activates AMPK signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .

    Techniques Used: In Vitro, Control, Western Blot, Quantitative RT-PCR, Expressing, Phospho-proteomics, Fluorescence, Membrane

    Molecular validation of neural repair and mechanism activation in spinal cord tissue. Western blot and qPCR analyses of spinal cord tissue lysates from Sham, SCI, BEM, NSCs@BEM, and NSCs@MT/BEM groups. (A) Representative Western blots for the neuronal marker TUJ1 and the glial scar marker GFAP. (B) Representative Western blots for phosphorylated AMPK (p-AMPK), phosphorylated ACC (p-ACC), and their respective total proteins. (C) Representative Western blots for the five oxidative phosphorylation (OXPHOS) complex subunits. (D) Densitometric quantification of TUJ1 and GFAP protein levels. (E) Densitometric quantification of the p-AMPK/total AMPK and p-ACC/total ACC ratios. (F) Densitometric quantification of OXPHOS complex protein levels. (G) Relative mRNA expression of neural markers (TUJ1, GFAP, Olig2) and key mitochondrial biogenesis regulators (Ppargc1a, Tfam) determined by qPCR. Data are presented as mean ± SD. Statistical significance was determined by one-way ANOVA with Holm–Sidak's multiple comparisons test. (∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001).
    Figure Legend Snippet: Molecular validation of neural repair and mechanism activation in spinal cord tissue. Western blot and qPCR analyses of spinal cord tissue lysates from Sham, SCI, BEM, NSCs@BEM, and NSCs@MT/BEM groups. (A) Representative Western blots for the neuronal marker TUJ1 and the glial scar marker GFAP. (B) Representative Western blots for phosphorylated AMPK (p-AMPK), phosphorylated ACC (p-ACC), and their respective total proteins. (C) Representative Western blots for the five oxidative phosphorylation (OXPHOS) complex subunits. (D) Densitometric quantification of TUJ1 and GFAP protein levels. (E) Densitometric quantification of the p-AMPK/total AMPK and p-ACC/total ACC ratios. (F) Densitometric quantification of OXPHOS complex protein levels. (G) Relative mRNA expression of neural markers (TUJ1, GFAP, Olig2) and key mitochondrial biogenesis regulators (Ppargc1a, Tfam) determined by qPCR. Data are presented as mean ± SD. Statistical significance was determined by one-way ANOVA with Holm–Sidak's multiple comparisons test. (∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001).

    Techniques Used: Biomarker Discovery, Activation Assay, Western Blot, Marker, Phospho-proteomics, Expressing

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    Article Snippet: [ ] Coomassie blue staining (Tiangen Biotech, #PA101, China) was conducted per manufacturer protocols. .. To investigate the effects of AMPK inhibition in mGSCs‐I‐SB, cells were divided into four experimental groups: control, Dorsomorphin‐treated (10 μ m ; HY‐13418A, MedChemExpress), [ , ] 16M LPS‐treated (1000 ng/mL), and Dorsomorphin/16M LPS co‐treated groups. ..

    Article Title: Creatine-mediated ferroptosis inhibition is involved in the intestinal radioprotection of daytime-restricted feeding.
    Article Snippet: Cell viability was assessed 24 h after IR using a cell counting kit-8 (Dojindo, Shanghai, China). .. To evaluate the influence of AMPK inhibition on the radioprotective effect of Cr, CC (0.5 μM; BML-275, MedChemExpress) was added 1 h before Cr supplementation. ..

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury
    Article Snippet: Fluorescence images were subsequently captured using an Olympus microscope (IX73, Olympus, Tokyo, Japan), and the mean fluorescence intensity was quantified with ImageJ software (v1.53, National Institutes of Health, USA). .. For AMPK inhibition experiments, BAY-3827 (HY-112083, MedChemExpress, USA), a selective AMPK inhibitor, was used at a final concentration of 2 μM for 24 h. The mitochondrial membrane potential was measured using the JC-1 Mitochondrial Membrane Potential Assay Kit (C2003S, Beyotime Biotechnology, China). .. For the assay, cells were incubated with the JC-1 dye and then visualized with an Olympus fluorescence microscope (IX73, Olympus, Tokyo, Japan).

    Article Title: BLOC1S1 Attenuates B. Melitensis 16M LPS-Triggered Autophagy by Spatial Confinement of TDP-43.
    Article Snippet: [50] Coomassie blue staining (Tiangen Biotech, #PA101, China) was conducted per manufacturer protocols. .. AMPK Inhibition: To investigate the effects of AMPK inhibition in mGSCs-I-SB, cells were divided into four experimental groups: control, Dorsomorphin-treated (10 μM;HY-13418A,MedChemExpress),[53,54] 16M LPS-treated (1000 ng/mL), and Dorsomorphin/16M LPS co-treated groups. ..

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    Article Title: Creatine-mediated ferroptosis inhibition is involved in the intestinal radioprotection of daytime-restricted feeding
    Article Snippet: Cell viability was assessed 24 h after IR using a cell counting kit-8 (Dojindo, Shanghai, China). .. To evaluate the influence of AMPK inhibition on the radioprotective effect of Cr, CC (0.5 μM; BML-275, MedChemExpress) was added 1 h before Cr supplementation. ..

    Article Title: Daytime-restricted feeding reshapes the gut microbiota to achieve intestinal radioprotection through creatine-mediated ferroptosis inhibition
    Article Snippet: Cell viability was assessed 24 h after IR using a cell counting kit-8 (Dojindo, Shanghai, China). .. To evaluate the in uence of AMPK inhibition on the radioprotective effect of Cr, CC (0.5 μM; BML-275, MedChemExpress) was added 1 h before Cr supplementation. ..

    Control:

    Article Title: BLOC1S1 Attenuates B. Melitensis 16M LPS‐Triggered Autophagy by Spatial Confinement of TDP‐43
    Article Snippet: [ ] Coomassie blue staining (Tiangen Biotech, #PA101, China) was conducted per manufacturer protocols. .. To investigate the effects of AMPK inhibition in mGSCs‐I‐SB, cells were divided into four experimental groups: control, Dorsomorphin‐treated (10 μ m ; HY‐13418A, MedChemExpress), [ , ] 16M LPS‐treated (1000 ng/mL), and Dorsomorphin/16M LPS co‐treated groups. ..

    Article Title: BLOC1S1 Attenuates B. Melitensis 16M LPS-Triggered Autophagy by Spatial Confinement of TDP-43.
    Article Snippet: [50] Coomassie blue staining (Tiangen Biotech, #PA101, China) was conducted per manufacturer protocols. .. AMPK Inhibition: To investigate the effects of AMPK inhibition in mGSCs-I-SB, cells were divided into four experimental groups: control, Dorsomorphin-treated (10 μM;HY-13418A,MedChemExpress),[53,54] 16M LPS-treated (1000 ng/mL), and Dorsomorphin/16M LPS co-treated groups. ..

    Concentration Assay:

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury
    Article Snippet: Fluorescence images were subsequently captured using an Olympus microscope (IX73, Olympus, Tokyo, Japan), and the mean fluorescence intensity was quantified with ImageJ software (v1.53, National Institutes of Health, USA). .. For AMPK inhibition experiments, BAY-3827 (HY-112083, MedChemExpress, USA), a selective AMPK inhibitor, was used at a final concentration of 2 μM for 24 h. The mitochondrial membrane potential was measured using the JC-1 Mitochondrial Membrane Potential Assay Kit (C2003S, Beyotime Biotechnology, China). .. For the assay, cells were incubated with the JC-1 dye and then visualized with an Olympus fluorescence microscope (IX73, Olympus, Tokyo, Japan).

    Membrane:

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury
    Article Snippet: Fluorescence images were subsequently captured using an Olympus microscope (IX73, Olympus, Tokyo, Japan), and the mean fluorescence intensity was quantified with ImageJ software (v1.53, National Institutes of Health, USA). .. For AMPK inhibition experiments, BAY-3827 (HY-112083, MedChemExpress, USA), a selective AMPK inhibitor, was used at a final concentration of 2 μM for 24 h. The mitochondrial membrane potential was measured using the JC-1 Mitochondrial Membrane Potential Assay Kit (C2003S, Beyotime Biotechnology, China). .. For the assay, cells were incubated with the JC-1 dye and then visualized with an Olympus fluorescence microscope (IX73, Olympus, Tokyo, Japan).

    Saline:

    Article Title: Carnosol suppresses cardiomyocyte hypertrophy via promoting the activation of AMPK pathway.
    Article Snippet: Pathological cardiac hypertrophy is associated with adverse cardiovascular events and can gradually lead to heart failure, arrhythmia, and even sudden death.. However, the current development of treatment strategies has been unsatisfactory.. Therefore, it is of great significance to find new and effective drugs for the treatment of myocardial hypertrophy.

    Cell Culture:

    Article Title: Carnosol suppresses cardiomyocyte hypertrophy via promoting the activation of AMPK pathway.
    Article Snippet: Pathological cardiac hypertrophy is associated with adverse cardiovascular events and can gradually lead to heart failure, arrhythmia, and even sudden death.. However, the current development of treatment strategies has been unsatisfactory.. Therefore, it is of great significance to find new and effective drugs for the treatment of myocardial hypertrophy.



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    MedChemExpress ampk inhibition
    Melatonin activates <t>AMPK</t> signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .
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    Melatonin activates <t>AMPK</t> signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .
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    Image Search Results


    Melatonin activates AMPK signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .

    Journal: Bioactive Materials

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury

    doi: 10.1016/j.bioactmat.2026.04.006

    Figure Lengend Snippet: Melatonin activates AMPK signaling and enhances mitochondrial function in vitro. (A) GO enrichment bar plot of differentially expressed genes (DEGs) between Control and Melatonin-treated NSCs. (B) KEGG pathway enrichment bar plot of DEGs between Control and Melatonin groups. (C) Heatmap of selected DEGs associated with neuronal differentiation and mitochondrial function. DEGs were defined as transcripts with FDR <0.05. (D) Representative Western blots showing phosphorylated AMPK (p-AMPK, Thr172) and phosphorylated ACC (p-ACC, Ser79) in Control, Melatonin, Inhibitor, and Melatonin + Inhibitor groups. (E) Densitometric analysis of p-AMPK/total AMPK and p-ACC/GAPDH ratios. (F) RT-qPCR analysis of Ppargc1a and Tfam expression, normalized to GAPDH and presented as fold change relative to the Control group. (G) Representative Western blots of mitochondrial oxidative phosphorylation (OXPHOS) complexes I-V. (H) Densitometric quantification of OXPHOS complexes I-V, normalized to GAPDH (or the corresponding loading control). (I) Representative JC-1 fluorescence images indicating mitochondrial membrane potential (ΔΨm). (J) Quantification of the red/green JC-1 fluorescence ratio from (I). (K) Schematic representation of the proposed melatonin-AMPK-ACC-PGC-1α-NRF1/TFAM signaling axis driving mitochondrial biogenesis in NSCs. All quantitative data (E, F, H, J) are presented as mean ± SD. Statistical significance was assessed using one-way ANOVA followed by Holm–Sidak's multiple comparisons test. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001. K created with BioRender.com .

    Article Snippet: For AMPK inhibition experiments, BAY-3827 (HY-112083, MedChemExpress, USA), a selective AMPK inhibitor, was used at a final concentration of 2 μM for 24 h. The mitochondrial membrane potential was measured using the JC-1 Mitochondrial Membrane Potential Assay Kit (C2003S, Beyotime Biotechnology, China).

    Techniques: In Vitro, Control, Western Blot, Quantitative RT-PCR, Expressing, Phospho-proteomics, Fluorescence, Membrane

    Molecular validation of neural repair and mechanism activation in spinal cord tissue. Western blot and qPCR analyses of spinal cord tissue lysates from Sham, SCI, BEM, NSCs@BEM, and NSCs@MT/BEM groups. (A) Representative Western blots for the neuronal marker TUJ1 and the glial scar marker GFAP. (B) Representative Western blots for phosphorylated AMPK (p-AMPK), phosphorylated ACC (p-ACC), and their respective total proteins. (C) Representative Western blots for the five oxidative phosphorylation (OXPHOS) complex subunits. (D) Densitometric quantification of TUJ1 and GFAP protein levels. (E) Densitometric quantification of the p-AMPK/total AMPK and p-ACC/total ACC ratios. (F) Densitometric quantification of OXPHOS complex protein levels. (G) Relative mRNA expression of neural markers (TUJ1, GFAP, Olig2) and key mitochondrial biogenesis regulators (Ppargc1a, Tfam) determined by qPCR. Data are presented as mean ± SD. Statistical significance was determined by one-way ANOVA with Holm–Sidak's multiple comparisons test. (∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001).

    Journal: Bioactive Materials

    Article Title: Melatonin-incorporated brain extracellular matrix hydrogel enhances NSCs mitochondrial metabolism to promote neuroregeneration via the AMPK-PGC-1α-NRF1/TFAM axis after spinal cord injury

    doi: 10.1016/j.bioactmat.2026.04.006

    Figure Lengend Snippet: Molecular validation of neural repair and mechanism activation in spinal cord tissue. Western blot and qPCR analyses of spinal cord tissue lysates from Sham, SCI, BEM, NSCs@BEM, and NSCs@MT/BEM groups. (A) Representative Western blots for the neuronal marker TUJ1 and the glial scar marker GFAP. (B) Representative Western blots for phosphorylated AMPK (p-AMPK), phosphorylated ACC (p-ACC), and their respective total proteins. (C) Representative Western blots for the five oxidative phosphorylation (OXPHOS) complex subunits. (D) Densitometric quantification of TUJ1 and GFAP protein levels. (E) Densitometric quantification of the p-AMPK/total AMPK and p-ACC/total ACC ratios. (F) Densitometric quantification of OXPHOS complex protein levels. (G) Relative mRNA expression of neural markers (TUJ1, GFAP, Olig2) and key mitochondrial biogenesis regulators (Ppargc1a, Tfam) determined by qPCR. Data are presented as mean ± SD. Statistical significance was determined by one-way ANOVA with Holm–Sidak's multiple comparisons test. (∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001, ∗∗∗∗p < 0.0001).

    Article Snippet: For AMPK inhibition experiments, BAY-3827 (HY-112083, MedChemExpress, USA), a selective AMPK inhibitor, was used at a final concentration of 2 μM for 24 h. The mitochondrial membrane potential was measured using the JC-1 Mitochondrial Membrane Potential Assay Kit (C2003S, Beyotime Biotechnology, China).

    Techniques: Biomarker Discovery, Activation Assay, Western Blot, Marker, Phospho-proteomics, Expressing