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Yu S, Chu J, Wu Y, Zhuang J, Qu Z, Song Y, Wu X, Han S. Third-generation PacBio sequencing to explore gut bacteria and gender in colorectal cancer. Microb Pathog 2024; 192:106684. [PMID: 38759934 DOI: 10.1016/j.micpath.2024.106684] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/10/2024] [Revised: 04/22/2024] [Accepted: 05/10/2024] [Indexed: 05/19/2024]
Abstract
BACKGROUND Gut bacteria have an important influence on colorectal cancer (CRC). The differences of gut bacteria between genders have been the hot spots. OBJECTIVE To analyze the relationship between gut bacteria and gender differences in patients with CRC. METHODS A total of 212 patients with CRC and 212 healthy volunteers were recruited. The subjects' fecal samples were obtained, and the fecal microorganisms were analyzed by the third-generation sequencing PacBio. The composition of gut bacteria was analyzed. Linear discriminant analysis Effect Size (LEfSe) was used to analyze the differences in gut bacteria. Pearson coefficient was used to calculate the correlation between differential bacteria. CRC risk prediction models were used to rank the importance of effective differential bacteria. RESULTS Escherichia flexneri and Phocaeicola vulgatus were the most frequent bacteria in both male and female CRC patients. Bacteroides, Verrucomicrobia and Akkermansiaceae were highly enriched in male CRC group, while Bacteroidetes, Phocaeicola and Tissierellales were highly enriched in female CRC group. Peptostreptococcus anaerobius and Phocaeicola vulgatus were important CRC related bacteria in males and females, respectively. Peptostreptococcus anaerobius was the most important characteristic bacterium of males (AUC = 0.951), and the sensitivity and specificity of the discovery set were 78.74 % and 93.98 %, respectively. Blautia stercoris was the most important characteristic bacterium of females (AUC = 0.966), and the sensitivity and specificity of the discovery set were 90.63 % and 90.63 %, respectively. CONCLUSION Gut bacteria varied in different genders. Therefore, gender should be considered when gut bacteria are applied in the diagnose and prevention of CRC.
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Affiliation(s)
- Sheng Yu
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Jian Chu
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Yinhang Wu
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Jing Zhuang
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Zhanbo Qu
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Yifei Song
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Xinyue Wu
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China
| | - Shuwen Han
- Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Zhejiang Province, People's Republic of China; Fifth School of Clinical Medicine of Zhejiang Chinese Medical University (Huzhou Central Hospital), Zhejiang Province, People's Republic of China; Key Laboratory of Multiomics Research and Clinical Transformation of Digestive Cancer of Huzhou, Zhejiang Province, People's Republic of China.
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Begmatov S, Beletsky AV, Gruzdev EV, Mardanov AV, Glukhova LB, Karnachuk OV, Ravin NV. Distribution Patterns of Antibiotic Resistance Genes and Their Bacterial Hosts in a Manure Lagoon of a Large-Scale Swine Finishing Facility. Microorganisms 2022; 10:2301. [PMID: 36422370 PMCID: PMC9692488 DOI: 10.3390/microorganisms10112301] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2022] [Revised: 11/01/2022] [Accepted: 11/16/2022] [Indexed: 08/26/2023] Open
Abstract
The spread of antibiotic resistance genes (ARGs) that are present in livestock manures, which are discharged into the environment, is a severe threat to human and animal health. Here, we used 16S rRNA gene profiling and metagenomic analysis to characterize microbial community composition and antibiotic resistance in a manure storage lagoon from a large-scale swine finishing facility. Manure samples were collected at intervals of two years. Both the prokaryotic community and the resistome were dominated by the Firmicutes, Proteobacteria and Bacteroidota. Metagenomic analysis of two samples revealed 726 and 641 ARGs classified into 59 and 46 AMR gene families. Besides multidrug efflux pumps, the predominating ARGs potentially encoded resistance to tetracyclines, macrolide-lincosamide-streptogramin, aminoglycosides, peptide antibiotics, rifamycin, chloramphenicol, and beta-lactams. Genes from all predominant AMR gene families were found in both samples indicating overall long-term stability of the resistome. Antibiotic efflux pumps were the primary type of ARGs in the Proteobacteria, while antibiotic target alteration or protection was the main mechanism of resistance in the Firmicutes, Actinobacteriota and Bacteroidota. Metagenome-assembled genomes (MAG) of four multidrug-resistant strains were assembled. The first MAG, assigned to Escherichia flexneri, contained 46 ARGs, including multidrug efflux pumps, modified porins, beta-lactamases, and genes conferring resistance to peptide antibiotics. The second MAG, assigned to the family Alcaligenaceae, contained 18 ARGs encoding resistance to macrolide-lincosamide-streptogramin, tetracyclines, aminoglycosides and diaminopyrimidins. Two other MAGs representing the genera Atopostipes and Prevotella, contained four and seven ARGs, respectively. All these MAGs represented minor community members and accounted for less than 0.3% of the whole metagenome. Overall, a few lineages originated from the gut but relatively rare in the manure storage lagoon, are the main source of ARGs and some of them carry multiple resistance determinants.
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Affiliation(s)
- Shahjahon Begmatov
- Institute of Bioengineering, Research Center of Biotechnology of the Russian Academy of Sciences, 119071 Moscow, Russia
| | - Alexey V. Beletsky
- Institute of Bioengineering, Research Center of Biotechnology of the Russian Academy of Sciences, 119071 Moscow, Russia
| | - Eugeny V. Gruzdev
- Institute of Bioengineering, Research Center of Biotechnology of the Russian Academy of Sciences, 119071 Moscow, Russia
| | - Andrey V. Mardanov
- Institute of Bioengineering, Research Center of Biotechnology of the Russian Academy of Sciences, 119071 Moscow, Russia
| | - Lubov B. Glukhova
- Laboratory of Biochemistry and Molecular Biology, Tomsk State University, 634050 Tomsk, Russia
| | - Olga V. Karnachuk
- Laboratory of Biochemistry and Molecular Biology, Tomsk State University, 634050 Tomsk, Russia
| | - Nikolai V. Ravin
- Institute of Bioengineering, Research Center of Biotechnology of the Russian Academy of Sciences, 119071 Moscow, Russia
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