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General performance, kinetic modification, and key regulating factor recognition of microalgae-based sulfonamide
Lin-Lan Zhuang1, Weiyi Qian1, Xiaoxiong Wang2
1Shandong Key Laboratory of Water Pollution Control and Resource Reuse, School of Environmental Science & Engineering, Shandong University, Qingdao, Shandong 266237, China.
Journal of Hazardous Materials
|June 15, 2024
Summary
Microalgae effectively remove sulfonamide antibiotics from wastewater, offering ecological benefits and resource recovery. This study synthesizes data to optimize microalgal systems for efficient antibiotic purification and future applications.
Area of Science:
- Environmental Science
- Environmental Chemistry
- Biotechnology
Background:
- Sulfonamide antibiotics are prevalent in wastewater treatment plant effluents.
- Microalgal cultivation offers a sustainable approach for sulfonamide removal, carbon fixation, and bioresource recovery.
- A systematic summary of sulfonamide removal by microalgae is lacking.
Purpose of the Study:
- To systematically summarize sulfonamide removal by microalgae using literature data.
- To analyze biodegradation potential, toxicity, and influencing factors.
- To propose principles for microalgal selection and system optimization.
Main Methods:
- Meta-analysis of over 100 literature data sets on sulfonamide removal by microalgae.
- Statistical analysis of sulfonamide subclasses' biodegradation and microalgal toxicity.
- Development of a modified antibiotic removal kinetic model.
Main Results:
- Quantified sulfonamide removal characteristics and identified key influencing factors.
- Proposed optimal microalgal selection criteria and engineering application principles.
- Developed a modified kinetic model with improved fit for microalgal antibiotic removal.
Conclusions:
- Microalgal cultivation is a viable advanced wastewater treatment for sulfonamide removal.
- Water quality regulation is a sensitive factor for optimizing removal efficiency.
- Further research on long-term performance and toxicity interactions is recommended.
Keywords:
Advanced wastewater treatmentCoupled technologyGrowth inhibitionKineticsSulfonamide removal
