Cryptosporidium spp. and Giardia spp.(oo) cysts as target-organisms in sanitation and environmental monitoring: A review in microscopy-based viability assays

KJS Silva, LP Sabogal-Paz - Water Research, 2021 - Elsevier
Cysts and (oo) cysts are the infective forms of parasitic protozoa, as Giardia and
Cryptosporidium, which are widespread and associated to worldwide waterborne diseases …

Use of ozonation technology to combat viruses and bacteria in aquatic environments: Problems and application perspectives for SARS-CoV-2

LRC Costa, LA Féris - Environmental Technology, 2023 - Taylor & Francis
ABSTRACT COVID-19 is a global health threat with a large number of confirmed cases and
deaths worldwide. Person-to-person transmission through respiratory droplets and contact …

Inactivation of Poliovirus by Ozone and the Impact of Ozone on the Viral Genome

HJ Jiang, C Na, ZQ Shen, YIN Jing, ZG Qiu… - Biomedical and …, 2019 - Elsevier
Objective To investigate the mechanisms underlying ozone-induced inactivation of
poliovirus type 1 (PV1). Methods We used cell culture, long-overlapping RT-PCR, and spot …

Action of chlorine, peracetic acid, UV-LED radiation, and advanced oxidation process on Giardia lamblia cysts for reclaimed water production

LP Leonel, AL Tonetti - … Journal of Environmental Science and Technology, 2024 - Springer
Resistant pathogens such as the protozoa Giardia lamblia are frequently identified in
effluents from wastewater treatment plants, even after the disinfection process, threatening …

Coexistence of B. cereus and nitrophenols affecting the formation of chlorinated halonitromethanes, dichloroacetonitrile, and trichloromethane during the sequential …

T Wang, Q Tang, L Deng, C Tan, J Hu… - Chemical Engineering …, 2025 - Elsevier
B. cereus and nitrophenols simultaneously exist in aquatic systems and can produce
chlorinated disinfection byproducts (Cl-DBPs) with high toxicity in chlorinated waters …

Effects of cupric ions on the formation of chlorinated disinfection byproducts from nitrophenol compounds during UV/post-chlorination

T Wang, L Deng, C Tan, J Hu, RP Singh - Journal of Hazardous Materials, 2024 - Elsevier
Abstract Cupric ions (Cu 2+) are ubiquitous in surface waters and can influence disinfection
byproducts (DBPs) formation in water disinfection processes. This work explored the effects …

Reaction mechanisms of chlorinated disinfection byproducts formed from nitrophenol compounds with different structures during chlor (am) ination and UV/post-chlor …

T Wang, L Deng, C Tan, J Hu, RP Singh - Journal of Hazardous Materials, 2024 - Elsevier
Nitrophenol compounds (NCs) have high formation potentials of disinfection byproducts
(DBPs) in water disinfection processes, however, the reaction mechanisms of DBPs formed …

Formation of halonitromethanes from different nitrophenol compounds during UV/post-chlorination: Impact factors, DFT calculation, reaction mechanisms, and toxicity

T Wang, L Deng, C Tan, J Hu, RP Singh - Science of The Total Environment, 2024 - Elsevier
As ubiquitous chemical substances in water bodies, nitrophenol compounds (NCs) can form
chlorinated halonitromethanes (Cl-HNMs) in the chlorination process. This work chose six …

Comparative analysis of chlorinated disinfection byproducts formation from 4-nitrophenol and 2-amino-4-nitrophenol during UV/post-chlorination

T Wang, L Deng, C Tan, J Hu, RP Singh - Science of the Total Environment, 2024 - Elsevier
Nitrophenol compounds (NCs) are widely distributed in water environments and regarded
as important precursors of disinfection byproducts (DBPs). Herein, 4-nitrophenol and 2 …

Pre-ozonation of surface water: An effective water treatment process to reduce the risk of infection by Giardia in drinking water

LYK Nakada, LU Dos Santos, JR Guimarães - Environmental Pollution, 2020 - Elsevier
Giardia is a protozoan parasite of primary concern for the drinking water industry. High
contact times are required for Giardia inactivation by chlorination, while ozonation may be …