Article
Engineering, Environmental
Karina Yew-Hoong Gin, Zhi Yang Sim, Kwan Chien Goh, Jerome Wai Kit Kok, Shu Harn Te, Ngoc Han Tran, Wenxuan Li, Yiliang He
Summary: Picocyanobacteria are small cyanobacteria found in freshwater environments worldwide, known to cause harmful algal blooms. This study discovered that Synechococcus sp. can produce toxins, raising concerns about its toxicity in freshwater systems globally.
Article
Agriculture, Dairy & Animal Science
Li Zhang, Lingyan Yan, Xiaojun Kou, Zhiyun Ouyang
Summary: This study explores the relationship between lakes and Tibetan antelopes in the vulnerable Tibetan Plateau. It found that areas with larger lakes and flatter terrain tend to have a higher population of Tibetan antelopes. Additionally, vegetation cover and plant diversity are higher near the lake compared to farther away. These findings suggest that lakes offer Tibetan antelopes a richer food supply and reduced predation risk. The study provides new perspectives for understanding the cross-ecosystem impacts of climate change.
Review
Environmental Sciences
Beata Ferencz, Magdalena Toporowska, Jaroslaw Dawidek
Summary: River floodplains have high environmental and ecological value due to their biodiversity. Floodplain lakes play important roles in biological and hydrochemical processes in these ecosystems. Human activities and climate change have significant impacts on floodplain lakes, affecting water quality and biota dynamics. Understanding the processes controlling floodplain lakes' ecological conditions is crucial for water management and restoration efforts to protect these fragile ecosystems.
Article
Biodiversity Conservation
Karan Kakouei, Benjamin M. Kraemer, Orlane Anneville, Laurence Carvalho, Heidrun Feuchtmayr, Jennifer L. Graham, Scott Higgins, Francesco Pomati, Lars G. Rudstam, Jason D. Stockwell, Stephen J. Thackeray, Michael J. Vanni, Rita Adrian
Summary: Land use and climate change are expected to impact phytoplankton in lakes globally, but the effects vary significantly depending on the region and lake sensitivity. Urbanization is identified as a major driver of phytoplankton development in urban lakes, while climate plays a major role in lakes located in remote areas.
GLOBAL CHANGE BIOLOGY
(2021)
Review
Ecology
Annette B. G. Janssen, Sabine Hilt, Sarian Kosten, Jeroen J. M. de Klein, Hans W. Paerl, Dedmer B. Van de Waal
Summary: Shallow lakes can transition between stable states due to anthropogenic or natural factors, impacting the ecosystem services they provide. Different dominant groups of primary producers in these states determine the types of services supplied. The identified ecosystem services in shallow lakes are linked to various Sustainable Development Goals, highlighting the importance of considering trade-offs in conserving and restoring these ecosystems for the natural value they bring.
FRESHWATER BIOLOGY
(2021)
Article
Multidisciplinary Sciences
Guibiao Yang, Zhihu Zheng, Benjamin W. Abbott, David Olefeldt, Christian Knoblauch, Yutong Song, Luyao Kang, Shuqi Qin, Yunfeng Peng, Yuanhe Yang
Summary: This study provides insights into methane emissions from thermokarst lakes in high-altitude permafrost regions. The findings show that thermokarst lakes have high methane emissions during the ice-free period, with ebullition being the primary emission pathway. The study also highlights the importance of methanogenic genes in regulating methane fluxes.
NATURE COMMUNICATIONS
(2023)
Article
Chemistry, Multidisciplinary
Xian Fan, Kun Yang, Ruibo Yang, Lei Zhao
Summary: In this study, we analyzed the climatic factors influencing plateau lakes in Yunnan Province over the past 40 years. The results showed an increasing trend in air temperatures, with an average increase of 0.18 degrees C per decade. There was an abrupt change in the temperature increase from 2000 to 2005, accompanied by reductions in long-wave radiation, relative humidity, wind speed, precipitation, and snowfall. The study also found regional variations, with higher temperature increases in northwest Yunnan and more pronounced declines in central Yunnan.
APPLIED SCIENCES-BASEL
(2023)
Article
Environmental Sciences
Yue Wu, Shengrui Wang, Zhaokui Ni, Hong Li, Linda May, Jia Pu
Summary: The Qinghai-Tibet Plateau Lake Region in China has the largest abundance and size distribution of lakes, but the water quality has deteriorated due to climate change and intensified human activities, leading to eutrophication. The vulnerability of the lakes to human activities is influenced by intrinsic characteristics and climate change, with accelerated urbanization and economic development playing a role in water pollution events. Immediate measures are necessary to prevent irreversible consequences and ensure good water quality in the region.
ENVIRONMENTAL POLLUTION
(2021)
Article
Green & Sustainable Science & Technology
Erik Jeppesen, Liselotte S. Johansson, Sh Tserenpil, Martin Sondergaard, Torben L. Lauridsen, Per Andersen
Summary: Cross-latitude studies on lakes can predict the impact of global warming on phytoplankton biomass and composition, with water temperature playing a key role. However, the effects of temperature on phytoplankton vary by season, highlighting the need for seasonal adjustments. Biogeographical factors have minimal impact on phytoplankton response to temperature.
Article
Limnology
Miguel Iniesto, David Moreira, Karim Benzerara, Guillaume Reboul, Paola Bertolino, Rosaluz Tavera, Purificacion Lopez-Garcia
Summary: This study characterized microbial communities in different lakes in the Trans-Mexican Volcanic Belt using a space-for-time substitution approach. The results showed that salinity was the primary driver of microbial community structure, and climate change and anthropogenic-induced hydric deficit could significantly impact microbial communities.
LIMNOLOGY AND OCEANOGRAPHY
(2022)
Article
Environmental Sciences
Lei Chai, Yunqiao Zhou, Huike Dong, Ping Gong, Xiaoping Wang
Summary: This study focuses on the systematic analysis of soil contamination and soil environment carrying capacity (SECC) in the Tibetan Plateau (TP). The results show that factors like climate, socio-economic conditions, soil properties, and topography have different impacts on soil contamination and SECC. The eastern region has a higher contamination level, influenced by pH and SOC. Additionally, the SECC in the eastern region is higher and primarily affected by pH and NDVI.
ENVIRONMENTAL POLLUTION
(2023)
Article
Environmental Sciences
Xin Zhang, Abilgazi Kurbaniyazov, Georgiy Kirillin
Summary: The study revealed heterogeneous patterns of lake level changes in the endorheic basins of Eurasia from 1992 to 2018, with significant increases in Central Asia and the Tibetan Plateau and decreases in the Mongolian Plateau. Shifts in air temperatures around 1997 and precipitation around 1998 and 2004 played key roles in these trends, with precipitation being the major contributor to the heterogeneous pattern of lake levels.
Article
Microbiology
Jan Kollar, Katerina Kopalova, Jan Kavan, Kristyna Vrbicka, Daniel Nyvlt, Linda Nedbalova, Marek Stibal, Tyler J. Kohler
Summary: Glacier recession is leading to the formation of new water bodies globally, including in Antarctica. In this study, the researchers compared the microbial communities of young and old lakes on James Ross Island using DNA analysis and microscopy. They found that older lakes had more diverse bacterial and diatom communities. Factors such as water temperature, pH, and conductivity were identified as important drivers of diversity and community structure, while differences in stability of the lakes' physical and chemical characteristics also played a role. These findings enhance our understanding of microbial communities in Antarctic freshwaters and their response to environmental changes.
FEMS MICROBIOLOGY ECOLOGY
(2023)
Article
Chemistry, Analytical
Lijun Sun, Binbin Wang, Yaoming Ma, Xingdong Shi, Yan Wang
Summary: Using satellite monitoring and temperature data, this study analyzed the ice phenology events of 40 high-elevation lakes on the Tibetan Plateau and their influencing factors. The results showed that with climate warming, the freeze-up start date of 24 lakes was delayed, the break-up end date of 7 lakes was advanced, and the ice coverage duration of 13 lakes was shortened.
Article
Mathematical & Computational Biology
Altzerinakou Maria-Athina, Paoletti Xavier
Summary: This article introduces a joint modeling approach for designing phase I/II trials for targeted therapies and immunotherapies to identify the optimal dose and monitor activity through analyzing toxicity data and biomarker measurements.
STATISTICS IN MEDICINE
(2021)
Correction
Microbiology
Catharine R. Carlin, Jingqiu Liao, Daniel L. Weller, Xiaodong Guo, Renato Orsi, Martin Wiedmann
INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY
(2021)
Article
Microbiology
Jingqiu Liao, Xiaodong Guo, Daniel L. Weller, Shaul Pollak, Daniel H. Buckley, Martin Wiedmann, Otto X. Cordero
Summary: The study of 1,854 Listeria isolates from soil in the contiguous United States revealed geographically prevalent phylogroups influenced by environmental factors such as soil moisture, molybdenum, and salinity concentrations. Analysis of whole-genome data showed that cosmopolitan phylogroups with broad habitat ranges had more open pangenomes, weaker linkage disequilibrium, and a large fraction of genes affected by positive selection, indicating that genome flexibility and recombination are driven by adaptation to survive in variable environments.
NATURE MICROBIOLOGY
(2021)
Article
Environmental Sciences
Hongwei Yu, Weixiao Qi, Xiaofeng Cao, Yajun Wang, Yang Li, Yan Xu, Xiaoliang Zhang, Jianfeng Peng, Jiuhui Qu
Summary: The study revealed that under high concentrations of microplastics, the growth rate and chlorophyll content of the aquatic carnivorous plant Utricularia vulgaris decreased, while the enzyme activities of superoxide dismutase and peroxidase increased significantly. High nutrient concentrations could compensate for the growth reduction caused by microplastic exposure. Microplastic treatments altered the trap-associated microbial community structure significantly.
ENVIRONMENTAL POLLUTION
(2022)
Article
Environmental Sciences
Anastazia Daniel Msusa, Dalin Jiang, Bunkei Matsushita
Summary: This study improved a Z(SD) estimation algorithm based on a new underwater visibility theory. The algorithm was shown to have significant improvement in accuracy compared to the original algorithm, as demonstrated by simulated and in situ data. The algorithm was further evaluated using imaging spectrometer images, with promising results in estimating Z(SD) for different optical water types.
Article
Microbiology
Catharine R. Carlin, Jingqiu Liao, Lauren K. Hudson, Tracey L. Peters, Thomas G. Denes, Renato H. Orsi, Xiaodong Guo, Martin Wiedmann
Summary: A novel Listeria sensu stricto species, named L. swaminathanii, was discovered in soil samples collected from the Great Smoky Mountains National Park. This nonpathogenic species has important implications for the development of Listeria detection and identification methods.
MICROBIOLOGY SPECTRUM
(2022)
Article
Limnology
Takehiko Fukushima, Fajar Setiawan, Luki Subehi, Dalin Jiang, Bunkei Matsushita
Summary: In this study, we measured the vertical distributions of water quality indicators in Lake Toba and observed increasing water temperature profiles. Shoaling of hypolimnetic DO-deficient waters was observed in both basins, except during a specific period in the south basin where the zero DO layer deepened. The study found that the minimums of electric conductivity (EC25) corresponded to the maximums of DO in the north basin, and there were significant negative correlations between DO and EC25 in both basins. The results suggest the flow of hypolimnetic water from the south basin to the north basin and the influence of worse water quality near the bottom of the strait on the behavior of DO and EC25.
Article
Engineering, Environmental
Siyu Zhang, Hao Wang, Miaomiao Liu, Hongwei Yu, Jianfeng Peng, Xiaofeng Cao, Chunrong Wang, Ruiping Liu, Mohammadreza Kamali, Jiuhui Qu
Summary: The combined pollution of microplastics and antibiotics has detrimental effects on freshwater ecosystems, affecting the growth traits of aquatic primary producers and altering microbial community structure. This study provides valuable data for evaluating the ecological and environmental effects of combined pollution and its potential risks.
Article
Environmental Sciences
Jiaxun Guo, Yu Xie, Aomei Guan, Weixiao Qi, Xiaofeng Cao, Jianfeng Peng, Huijuan Liu, Xinghua Wu, Chong Li, Dianchang Wang, Jiuhui Qu
Summary: Dam construction has a significant impact on pollutant distribution in sediments, specifically in the Yangtze River. The construction alters the spatial trajectories of inorganic and organic pollutants, resulting in higher accumulation of pollutants upstream of the dam and lower levels downstream. These findings are important for assessing the environmental impact of dam-induced river fragmentation and developing effective pollutant management strategies.
ENVIRONMENTAL POLLUTION
(2023)
Article
Engineering, Environmental
Yang Liu, Lichao Wei, Hongwei Yu, Xiaofeng Cao, Jianfeng Peng, Huijuan Liu, Jiuhui Qu
Summary: This study investigated the effects of nanoparticle accumulation on plant growth, photosynthesis, oxidative stress responses, and metabolism in constructed wetlands. The results showed that the accumulation of nanoparticles limited the growth and photosynthesis of submerged macrophytes. The plants also experienced oxidative stress and disruptions in metabolic pathways. Furthermore, the efficiency of nitrogen and phosphorus removal from water was reduced. These findings enhance our understanding of the interactions between aquatic macrophytes and nanoparticles in constructed wetlands.
Article
Microbiology
Alexa R. Cohn, Renato H. Orsi, Laura M. Carroll, Jingqiu Liao, Martin Wiedmann, Rachel A. Cheng
Summary: This study used genomic methods to investigate the evolutionary history and genomic features of Salmonella enterica subsp. enterica serovar Cerro. The research identified specific genomic features associated with the limited isolation of S. Cerro from humans and its adaptation to cattle.
FRONTIERS IN MICROBIOLOGY
(2022)
Article
Multidisciplinary Sciences
Laura Carrea, Jean-Francois Cretaux, Xiaohan Liu, Yuhao Wu, Beatriz Calmettes, Claude R. Duguay, Christopher J. Merchant, Nick Selmes, Stefan G. H. Simis, Mark Warren, Herve Yesou, Dagmar Mueller, Dalin Jiang, Owen Embury, Muriel Berge-Nguyen, Clement Albergel
Summary: This dataset presents a consistent collection of satellite observations for lake surface water temperature, ice cover, water-leaving reflectance, water level, and extent. The observations span from 1992 to 2020 and cover over 2000 large lakes, representing a significant portion of global freshwater surface. The dataset, validated against in situ measurements, provides the most complete and consistent satellite observations of the Lakes Essential Climate Variable (ECV) available.
Article
Microbiology
William F. F. Kindschuh, Federico Baldini, Martin C. C. Liu, Jingqiu Liao, Yoli Meydan, Harry H. H. Lee, Almut Heinken, Ines Thiele, Christoph A. A. Thaiss, Maayan Levy, Tal Korem
Summary: The study discovers multiple associations between vaginal metabolites and subsequent preterm birth, suggesting the potential of vaginal metabolites as early biomarkers of sPTB. Using metabolic and machine learning models, they accurately predict sPTB risk with higher accuracy than microbiome-based and maternal covariates-based models. These findings highlight exogenous exposures as potential risk factors for prematurity.
NATURE MICROBIOLOGY
(2023)
Article
Multidisciplinary Sciences
Moritz K. Lehmann, Daniela Gurlin, Nima Pahlevan, Krista Alikas, Janet Anstee, Sundarabalan V. Balasubramanian, Claudio C. F. Barbosa, Caren Binding, Astrid Bracher, Mariano Bresciani, Ashley Burtner, Zhigang Cao, Arnold G. Dekker, Courtney Di Vittorio, Nathan Drayson, Reagan M. Errera, Virginia Fernandez, Dariusz Ficek, Cedric G. Fichot, Peter Gege, Claudia Giardino, Anatoly A. Gitelson, Steven R. Greb, Hayden Henderson, Hiroto Higa, Abolfazl Irani Rahaghi, Cedric Jamet, Dalin Jiang, Thomas Jordan, Kersti Kangro, Jeremy A. Kravitz, Arne S. Kristoffersen, Raphael Kudela, Lin Li, Martin Ligi, Hubert Loisel, Steven Lohrenz, Ronghua Ma, Daniel A. Maciel, Tim J. Malthus, Bunkei Matsushita, Mark Matthews, Camille Minaudo, Deepak R. Mishra, Sachidananda Mishra, Tim Moore, Wesley J. Moses, Ha Nguyen, Evlyn M. L. M. Novo, Stefani Novoa, Daniel Odermatt, David M. O'Donnell, Leif G. Olmanson, Michael Ondrusek, Natascha Oppelt, Sylvain Ouillon, Waterloo Pereira Filho, Stefan Plattner, Antonio Ruiz Verdu, Salem I. Salem, John F. Schalles, Stefan G. H. Simis, Eko Siswanto, Brandon Smith, Ian Somlai-Schweiger, Mariana A. Soppa, Evangelos Spyrakos, Elinor Tessin, Hendrik J. van der Woerd, Andrea Vander Woude, Ryan A. Vandermeulen, Vincent Vantrepotte, Marcel R. Wernand, Mortimer Werther, Kyana Young, Linwei Yue
Summary: The development of algorithms for remote sensing of water quality requires a large amount of in situ data to consider the bio-geo-optical diversity of inland and coastal waters. The GLORIA dataset includes 7,572 curated hyperspectral remote sensing reflectance measurements at 1 nm intervals within the 350 to 900 nm wavelength range, contributed by researchers affiliated with 59 institutions worldwide. This dataset provides a comprehensive reference for practitioners planning similar measurements and enables scientific and technological advancement towards operational regional and global water quality monitoring.
Article
Microbiology
Madison C. C. Williams, Alexandra E. E. Reker, Shally R. R. Margolis, Jingqiu Liao, Martin Wiedmann, Enrique R. R. Rojas, Alexander J. J. Meeske
Summary: Type VI CRISPR systems use Cas13 to recognize viral mRNA, leading to cell dormancy. This study shows that when combined with DNA-cleaving restriction-modification (RM) systems, type VI CRISPR can help resuscitate cells from dormancy by cleaving the phage genome. The co-occurrence of Cas13 and RM systems enhances the neutralization of phage infections.
NATURE MICROBIOLOGY
(2023)
Article
Remote Sensing
Dalin Jiang, Jorrit Scholze, Xiaohan Liu, Stefan G. H. Simis, Kerstin Stelzer, Dagmar Mueller, Peter Hunter, Andrew Tyler, Evangelos Spyrakos
Summary: This study proposes a new method to identify the effects of land on satellite remote sensing of water quality. The results show that the land-affected signal leads to underestimations of chlorophyll-a concentration and Forel-Ule color indices, and overestimations of turbidity.
INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION
(2023)
Article
Environmental Sciences
Toshimi Nakajima, Mao Kuragano, Makoto Yamada, Ryo Sugimoto
Summary: This study compared the contribution of submarine groundwater discharge (SGD) to river nutrient budgets at nearshore and embayment scales, and found that SGD-derived nutrients become more important at larger spatial scales.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Fan Liu, Lei Zhang, Chongyang Zhang, Ziguang Chen, Jingguang Li
Summary: NO2 emissions from wall-mounted gas stoves used for household heating have become a significant source of indoor pollution in Chinese urban areas. The high indoor concentration of NO2 poses potential health risks to residents. It is urgently necessary to establish relevant regulations and implement emission reduction technologies to reduce NO2 emissions from wall-mounted gas stoves.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Letter
Environmental Sciences
Hans Peter H. Arp, Raoul Wolf, Sarah E. Hale, Sivani Baskaran, Juliane Gluege, Martin Scheringer, Xenia Trier, Ian T. Cousins, Harrie Timmer, Roberta Hofman-Caris, Anna Lennquist, Andre D. Bannink, Gerard J. Stroomberg, Rosa M. A. Sjerps, Rosa Montes, Rosario Rodil, Jose Benito Quintana, Daniel Zahn, Herve Gallard, Tobias Mohr, Ivo Schliebner, Michael Neumann
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Philomina Onyedikachi Peter, Binessi Edouard Ifon, Francois Nkinahamira, Kayode Hassan Lasisi, Jiangwei Li, Anyi Hu, Chang-Ping Yu
Summary: This study investigates the relationship between dissolved organic matter (DOM) and Rare Earth Elements (REEs) in sediments from Yundang Lagoon, China. The results show four distinct fluorescent components, with protein-like substances being the most prevalent. Additionally, the total fluorescence intensity and LREE concentrations exhibit a synchronized increase from Outer to Inner to Songbai Lake core sediments. The findings demonstrate a strong correlation between DOM content and pollution levels.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Surya Gupta, Pasquale Borrelli, Panos Panagos, Christine Alewell
Summary: The objective of this study is to incorporate soil hydraulic properties into the erodibility factor (K) of USLE-type models. By modifying and improving the existing equations for soil texture and permeability, the study successfully included information on saturated hydraulic conductivity (Ksat) into the calculation of K factor. Using the Random Forest machine learning algorithm, two independent K factor maps with different spatial resolutions were generated. The results show that the decrease in K factor values has a positive impact on the modeling of soil erosion rates.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Jesmin Akter, Wendy J. M. Smith, Yawen Liu, Ilho Kim, Stuart L. Simpson, Phong Thai, Asja Korajkic, Warish Ahmed
Summary: The choice of workflow in wastewater surveillance has a significant impact on SARS-CoV-2 concentrations, while having minimal effects on HF183 and no effect on HAdV 40/41 concentrations. Certain components in the workflow can be interchangeable, but factors such as buffer type, chloroform, and homogenization speed can affect the recovery of viruses and bacteria.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Yu Luo, Xueting Yang, Diwei Wang, Hongmei Xu, Hongai Zhang, Shasha Huang, Qiyuan Wang, Ningning Zhang, Junji Cao, Zhenxing Shen
Summary: Atmospheric PM2.5, which can generate reactive oxygen species (ROS), is associated with cardiorespiratory morbidity and mortality. The study found that both the mass concentration of PM2.5 and the DTT activity were higher during the heating season than during the nonheating season. Combustion sources were the primary contributors to DTT activity during the heating season, while secondary formation dominated during the nonheating season. The study also revealed that biomass burning had the highest inherent oxidation potential among all sources investigated.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Erin L. Murphy, Leah R. Gerber, Chelsea M. Rochman, Beth Polidoro
Summary: Plastic pollution has devastating consequences for marine organisms. This study uses a trait-based framework to develop a vulnerability index for marine mammals, seabirds, and sea turtles in Hawai'i. The index ranks 63 study species based on their vulnerability to macroplastic pollution, providing valuable information for species monitoring and management priorities.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Kenji Maurice, Amelia Bourceret, Sami Youssef, Stephane Boivin, Liam Laurent-Webb, Coraline Damasio, Hassan Boukcim, Marc-Andre Selosse, Marc Ducousso
Summary: Growing pressure from climate change and agricultural land use is destabilizing soil microbial community interactions. Little is known about microbial community resistance and adaptation to disturbances, hindering our understanding of recovery latency and implications for ecosystem functioning. This study found that anthropic disturbance and natural disturbance have different effects on the topology and stability of soil microbial networks.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Yunhao Li, Yali Feng, Haoran Li, Yisong Yao, Chenglong Xu, Jinrong Ju, Ruiyu Ma, Haoyu Wang, Shiwei Jiang
Summary: Deep-sea mining poses a serious threat to marine ecosystems and human health by disturbing sediment and transmitting metal ions through the food chain. This study developed a new regenerative adsorption material, OMN@SA, which effectively removes metal ions. The adsorption mechanism and performance of the material for metal ion fixation were investigated.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Antonio Medici, Margherita Lavorgna, Marina Isidori, Chiara Russo, Elena Orlo, Giovanni Luongo, Giovanni Di Fabio, Armando Zarrelli
Summary: Valsartan, a widely used antihypertensive drug, has been detected in high concentrations in surface waters due to its unchanged excretion and incomplete degradation in wastewater treatment plants. This study investigated the degradation of valsartan and identified 14 degradation byproducts. The acute and chronic toxicity of these byproducts were evaluated in key organisms in the freshwater trophic chain.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Jiang Lin, Lianbao Chi, Qing Yuan, Busu Li, Mingbao Feng
Summary: This study investigated the photodegradation behavior and product formation of two representative pharmaceuticals in simulated estuary water. The study found that the formed transformation products of these pharmaceuticals have potential toxicity on marine organisms, including oxidative stress and damage to cellular components.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Hua Fang, Dongdong Jiang, Ye He, Siyi Wu, Yuehong Li, Ziqi Zhang, Haoting Chen, Zixin Zheng, Yan Sun, Wenxiang Wang
Summary: This study revealed that exposure to lower levels of air pollutants led to decreased pregnancy rates, with PM10, NO2, SO2, and CO emerging as the four most prominent pollutants. Individuals aged 35 and above exhibited heightened susceptibility to pollutants.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Ali Shaan Manzoor Ghumman, Rashid Shamsuddin, Amin Abbasi, Mohaira Ahmad, Yoshiaki Yoshida, Abdul Sami, Hamad Almohamadi
Summary: In this study, inverse vulcanized polysulfides (IVP) were synthesized by reacting molten sulfur with 4-vinyl benzyl chloride, and then functionalized using N-methyl D-glucamine (NMDG). The functionalized IVP showed a high mercury adsorption capacity and a machine learning model was developed to predict the amount of mercury removed. Furthermore, the functionalized IVP can be regenerated and reused, providing a sustainable and cost-effective adsorbent.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)
Article
Environmental Sciences
Rita Bonfiglio, Renata Sisto, Stefano Casciardi, Valeria Palumbo, Maria Paola Scioli, Erica Giacobbi, Francesca Servadei, Gerry Melino, Alessandro Mauriello, Manuel Scimeca
Summary: This study investigated the presence of aluminum in human colon cancer samples and its potential association with biological processes involved in cancer progression. Aluminum was found in tumor areas of 24% of patients and was associated with epithelial to mesenchymal transition (EMT) and cell death. Additional analyses revealed higher tumor mutational burden and mutations in genes related to EMT and apoptosis in aluminum-positive colon cancers. Understanding the molecular mechanisms of aluminum toxicity may improve strategies for the management of colon cancer patients.
SCIENCE OF THE TOTAL ENVIRONMENT
(2024)