Assessing the Risks of Potential Bacterial Pathogens Attaching to Different Microplastics during the Summer–Autumn Period in a Mariculture Cage
Abstract
:1. Introduction
2. Materials and Methods
2.1. Experimental Design and Data Collection
2.2. Construction of Bacterial Pathogens Database
2.3. Taxonomic Assignment of Bacterial Pathogens
2.4. Statistical Analyses
3. Results
3.1. Overview of Potential Bacterial Pathogens
3.2. Distribution of Pathogens across Different Microplastics and Water Fractions
3.3. The Succession of Pathogens on/in Microplastics and Water Fractions
3.4. Representative Pathogens on Three Microplastics
3.5. Correlation between the Microplastic-Attached Pathogens and Environmental Factors
4. Discussion
4.1. Pathogenic Bacteria Were Not Be Enriched on the Microplastics Compared with the Surrounding Environments
4.2. The Colonization and Succession of Pathogens on Microplastics Varied with Different Substrates
4.3. High Temperature and Nitrite in Mariculture May Increase the Risk of Pathogen Attachment on Microplastics
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Environmental Factors | PET | PE | PP | LPA | SPA | FL |
---|---|---|---|---|---|---|
Temperature | 0.681 | 0.437 | 0.526 | 0.436 | 0.570 | 0.714 |
Nitrate | 0.647 | 0.443 | 0.489 | 0.491 | 0.619 | 0.715 |
DO | 0.639 | 0.323 | 0.437 | 0.292 | 0.440 | 0.624 |
Phosphate | 0.359 | 0.211 | 0.254 | 0.601 | 0.622 | 0.614 |
Salinity | 0.556 | 0.179 | 0.315 | 0.350 | 0.417 | 0.603 |
Nitrite | 0.184 | 0.079 | 0.125 | 0.561 | 0.557 | 0.451 |
pH | 0.026 | 0.098 | −0.110 | 0.203 | 0.184 | 0.101 |
Ammonium | −0.026 | 0.017 | −0.062 | 0.299 | 0.224 | 0.096 |
Suspended particle | −0.043 | −0.104 | −0.020 | 0.340 | 0.238 | 0.215 |
COD | −0.085 | −0.108 | −0.130 | −0.032 | 0.029 | −0.064 |
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Hou, D.; Hong, M.; Wang, Y.; Dong, P.; Cheng, H.; Yan, H.; Yao, Z.; Li, D.; Wang, K.; Zhang, D. Assessing the Risks of Potential Bacterial Pathogens Attaching to Different Microplastics during the Summer–Autumn Period in a Mariculture Cage. Microorganisms 2021, 9, 1909. https://doi.org/10.3390/microorganisms9091909
Hou D, Hong M, Wang Y, Dong P, Cheng H, Yan H, Yao Z, Li D, Wang K, Zhang D. Assessing the Risks of Potential Bacterial Pathogens Attaching to Different Microplastics during the Summer–Autumn Period in a Mariculture Cage. Microorganisms. 2021; 9(9):1909. https://doi.org/10.3390/microorganisms9091909
Chicago/Turabian StyleHou, Dandi, Man Hong, Yanting Wang, Pengsheng Dong, Huangwei Cheng, Huizhen Yan, Zhiyuan Yao, Daoji Li, Kai Wang, and Demin Zhang. 2021. "Assessing the Risks of Potential Bacterial Pathogens Attaching to Different Microplastics during the Summer–Autumn Period in a Mariculture Cage" Microorganisms 9, no. 9: 1909. https://doi.org/10.3390/microorganisms9091909