The Peanut Skin Procyanidins Attenuate DSS-Induced Ulcerative Colitis in C57BL/6 Mice
Abstract
:1. Introduction
2. Materials and Methods
2.1. Extraction and Determination of PSPc
2.2. Animal Experiment
2.3. Disease Activity Index (DAI) Evaluation
2.4. Colon Histopathology Analysis
2.5. Alcian Blue Staining
2.6. Immunohistochemistry Analysis
2.7. ELISA Assay
2.8. qRT-PCR
2.9. Analysis of 16S rRNA Sequencing
2.10. SCFAs Content in Feces
2.11. Statistical Analysis
3. Results
3.1. Composition of PSPc
3.2. Effects of PSPE and PSPc Supplementation on Pathological Changes in DSS-Induced Colitis Mice
3.3. Effect of PSPE and PSPc Supplementation on the Inflammatory Factor Expressions and Biomarker of Oxidative Stress in DSS-Induced Colitis Mice
3.4. Effects of PSPE and PSPc Supplementation on the Histopathological Changes in the Colon of the DSS-Induced Colitis Mice
3.5. Effects of PSPE and PSPc Supplementation on the Gut Microbiome Diversity in DSS-Induced Colitis Mice
3.6. Effect of PSPE and PSPc Supplementation on the SCFAs Generation in DSS-Induced Colitis Mice
3.7. Correlation Analysis among the DAI, Fecal SCFAs Levels, Colon IL-1β, TNF-α, MDA Level, and Gut Microbiota
4. Discussion
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Forward Primers (5′-3′) | Reverse Primer (5′-3′) | |
---|---|---|
Occludin | ACGGACCCTGACCACTATGA | TCAGCAGCAGCCATGTACTC |
IL-6 | CTCTGGCGGAGCTATTGAGA | AAGTCTCCTGCGTGGAGAAA |
iNOS | GGGCTGACCTGTTTCCTACT | GGAGGTTGAGACCCAATGGA |
COX-2 | CCCATTAGCAGCCAGTTGTC | CAGGATGCAGTGCTGAGTTC |
Claudin-1 | AGCTGCCTGTTCCATGTACT | CTCCCATTTGTCTGCTGCTC |
MUC2 | AGGGCTCGGAACTCCAGAAA | CCAGGGAATCGGTAGACATCG |
Gapdh | TGGAGAAACCTGCCAAGTATGA | TGGAAGAATGGGAGTTGCTGT |
Compound | Matter | Rt (min) | MS[M-H] (m/z) | MS/MS (m/z) |
---|---|---|---|---|
1 | Protocatechuic acid | 7.388 | 153 | 109.03 |
2 | B-type procyanidins | 8.286 | 577 | 125.02, 287.05, 289.07, 407.07, 425.08, 451.10 |
3 | Protocatechualdehyde | 9.052 | 137 | 119.01, 108.02 |
4 | A-type procyanidins dimer | 10.665 | 575 | 285.04, 289.07, 407.07, 449.08 |
5 | Catechins | 11.741 | 289 | 125.02, 137.02, 165.02, 179.03, 205.05, 245.08 |
6 | A-type procyanidins dimer | 12.279 | 575 | 285.04, 289.07, 407.07, 449.08 |
7 | A-type procyanidins trimer | 13.648 | 863 | 287.05, 289.07, 411.07, 451.07, 575.12, 711.13 |
8 | A-type procyanidins dimer | 14.110 | 575 | 285.04, 289.07, 407.07, 423.07, 49.08 |
9 | A-type procyanidins tetramer | 16.126 | 1149 | 573.10, 575.12, 997.17 |
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Wang, N.; Chen, W.; Cui, C.; Zheng, Y.; Yu, Q.; Ren, H.; Liu, Z.; Xu, C.; Zhang, G. The Peanut Skin Procyanidins Attenuate DSS-Induced Ulcerative Colitis in C57BL/6 Mice. Antioxidants 2022, 11, 2098. https://doi.org/10.3390/antiox11112098
Wang N, Chen W, Cui C, Zheng Y, Yu Q, Ren H, Liu Z, Xu C, Zhang G. The Peanut Skin Procyanidins Attenuate DSS-Induced Ulcerative Colitis in C57BL/6 Mice. Antioxidants. 2022; 11(11):2098. https://doi.org/10.3390/antiox11112098
Chicago/Turabian StyleWang, Na, Weixuan Chen, Chenxu Cui, Yuru Zheng, Qiuying Yu, Hongtao Ren, Zhigang Liu, Chao Xu, and Gaiping Zhang. 2022. "The Peanut Skin Procyanidins Attenuate DSS-Induced Ulcerative Colitis in C57BL/6 Mice" Antioxidants 11, no. 11: 2098. https://doi.org/10.3390/antiox11112098