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result(s) for
"Sinclair, Ryan"
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The Immortal Men : the end of forever
\"The superstar creative team of comics legend Jim Lee (Batman, Justice League) and James Tynion IV (Detective Comics) unite to tell the tale of the secret history of heroes who have protected humanity from the shadows since the dawn of time...and who can live forever. There is a secret history to the DC Universe of heroes who have protected humanity from the shadows since the dawn of time...and who can live forever. Enter the Immortal Men! The team, headed by the Immortal Man, has waged a secret war against the House of Conquest for countless years--but Conquest has dealt a devastating blow. When their base of operations, known as the Campus, is savagely attacked, the Immortal Men must seek out their last hope--an emerging metahuman known as Caden Park! With the Batman Who Laughs lurking in the shadows things get serious quickly.\"-- Provided by publisher.
Microbial contamination analysis of drinking water from bulk dispensers and fast-food restaurants in the Eastern Coachella Valley, California
by
Hile, Thomas Dama
,
Sinclair, Ryan G.
,
Dunbar, Stephen G.
in
Bacteria
,
Beverages
,
Biological contamination
2023
Safe drinking water is a fundamental requirement for human life. The deterioration of water quality primarily involves microbiological hazards, since most evident water-related health problems are the result of microbial contamination. The aim of this study was to evaluate the microbial contamination of drinking water from three sources: water vending machines (WVMs), soda fountains (SFs), and tap water (TW) in the Eastern Coachella Valley (ECV) using physico-chemical parameters, conventional cultivable methods, including IDEXX technology and molecular methods. A total of 72 samples were analyzed and results indicated heterotrophic plate counts (HPCs) bacteria in 20% of samples from WVMs, 25% of samples from SFs, 33.3% of TW samples, and 76% of swab samples. Results also demonstrated 20% of WVM, 88% of swab samples, 41% of SF, and 50% of TW samples had total coliforms. Our qPCR indicated the presence of genetic materials of all six selected microorganisms (Salmonella spp, Listeria monocytogenes, Pseudomonas aeruginosa, Campylobacter jejuni, Escherichia coli, Enterococcus faecalis) used as indicators of pathogenic microorganisms in water from WVMs, SFs, and TW, and were represented at different concentrations and predominance.
Journal Article
Justice League Rebirth deluxe edition
\"Exploding from the pages of the blockbuster DC Universe Rebirth event, this deluxe edition collects the first eleven issues of the acclaimed series and the Rebirth special that started it, all together in one hardcover volume for the first time! Superman. Batman. Wonder Woman. The Flash. Cyborg. Green Lantern. They're more than just a team of superheroes. They're the Justice League...and they're about to enter a whole new era! The Superman these incredible heroes once knew is dead, leaving an older, wiser Man of Steel from a vanished universe to take up the fight against evil. Hal Jordan, the greatest of the Green Lanterns, has taken to the stars, entrusting his place in the League to his powerful but untested young proteges, Jessica Cruz and Simon Baz. Now the Justice League must get used to these new faces and learn to work as a team once more. But they'd better do it fast. They're about to confront the biggest threats they've ever faced, from godlike machines capable of converting all life on Earth into a weapon, to a humble hacker who's ready to hit them where it hurts most.\"-- Provided by publisher.
Show us the data: global COVID-19 wastewater monitoring efforts, equity, and gaps
2023
Abstract
A year since the declaration of the global coronavirus disease 2019 (COVID-19) pandemic, there were over 110 million cases and 2.5 million deaths. Learning from methods to track community spread of other viruses such as poliovirus, environmental virologists and those in the wastewater-based epidemiology (WBE) field quickly adapted their existing methods to detect SARS-CoV-2 RNA in wastewater. Unlike COVID-19 case and mortality data, there was not a global dashboard to track wastewater monitoring of SARS-CoV-2 RNA worldwide. This study provides a 1-year review of the “COVIDPoops19” global dashboard of universities, sites, and countries monitoring SARS-CoV-2 RNA in wastewater. Methods to assemble the dashboard combined standard literature review, Google Form submissions, and daily, social media keyword searches. Over 200 universities, 1400 sites, and 55 countries with 59 dashboards monitored wastewater for SARS-CoV-2 RNA. However, monitoring was primarily in high-income countries (65%) with less access to this valuable tool in low- and middle-income countries (35%). Data were not widely shared publicly or accessible to researchers to further inform public health actions, perform meta-analysis, better coordinate, and determine equitable distribution of monitoring sites. For WBE to be used to its full potential during COVID-19 and beyond, show us the data.
Analysis of a global dashboard of COVID-19 wastewater monitoring indicates that most monitoring is in High Income Countries and there is a need for great equity and open data sharing.
Journal Article
Batman by Grant Morrison omnibus
\"One of the greatest storytellers of his generation, Grant Morrison's arrival onto the Dark Knight was one of the most hyped debuts in industry history. This collection includes time-spanning epic graphic novels featuring the cataclysmic events of FINAL CRISIS and the introduction of Batman's son, Damian Wayne! These blockbuster stories featured a deconstruction of super hero comics like never before, with challenging, thought-provoking takes on the modern, four-color icons.\"-- Provided by publisher.
Microbial contamination of drinking water from vending machines of Eastern Coachella Valley
by
Sinclair, Ryan G.
,
Hile, Thomas D.
,
Dunbar, Stephen G.
in
Biological contamination
,
Chemical contaminants
,
Chlorine
2021
Drinking water quality from sources other than tap water is increasingly becoming a source of concern in many communities. Communities in the Eastern Coachella Valley (ECV), Riverside County, California, USA have raised concerns regarding bulk drinking water from water vending machines (WVMs) found in public vendors. To address concerns, we conducted microbiological contamination assessments of drinking water from WVMs in the ECV using heterotrophic plate counts (HPC), the presence of total coliforms using IDEXX technology, and real-time PCR (qPCR). We also measured temperature, pH, electrical conductivity, and free chlorine concentration. Twenty-five WVMs were sampled by using positively charged NanoCeram® filters in the field. Results indicated 32% of WVMs had total coliforms, and 21% had HPC above Environmental Protection Agency (EPA) requirements. Through qPCR, we found 81% of WVMs had Salmonella spp., Listeria monocytogenes, and Campylobacter jejuni, 76% had Enterococcus faecalis, and 90% had Pseudomonas aeruginosa. Results indicated most WVM samples we collected contained genetic material of pathogenic microorganisms and therefore, did not meet EPA drinking water standards. There is an urgency to enforce WVM maintenance through drain flushing, spigot cleaning, rust removal, filter replacement, and limits to physico-chemical parameters.
Journal Article
Nutrient loading as a key cause of short- and long-term anthropogenic ecological degradation of the Salton Sea
by
Hung, Caroline
,
Marquez, Consuelo
,
Stenstrom, Michael
in
704/172/4081
,
704/47/4112
,
Algal blooms
2024
The Salton Sea (SS), California’s largest inland lake at 816 square kilometers, formed in 1905 from a levee breach in an area historically characterized by natural wet-dry cycles as Lake Cahuilla. Despite more than a century of untreated agricultural drainage inputs, there has not been a systematic assessment of nutrient loading, cycling, and associated ecological impacts at this iconic waterbody. The lake is now experiencing unprecedented degradation, particularly following the 2003 Quantification Settlement Agreement—the largest agricultural-to-urban water transfer in the United States. Combined with high evaporation rates, reduced inflows have led to rapid lake shrinkage, with current maximum depths of only 10 m. Here we report distinct temporal and spatial patterns for nutrient dynamics at the SS for two decades spanning the period before and after major water transfer agreement. While external nutrient loading remains relatively consistent year-round, internal cycling varies seasonally. Winter exhibits high total phosphates and nitrate levels due to reduced primary productivity, with lower ammonium concentrations from increased oxygenation. Summer conditions shift to decreased phosphate and nitrate levels from enhanced primary production, sustained partly by internal phosphorus release from sediments during anoxic periods. Although N:P molar ratios can exceed 50:1 to 100:1 (far above the Redfield ratio of 16:1), phosphorus consistently remains at hypereutrophic levels (> 0.05 mg/L) challenging previous assumptions of phosphorus limitation. Post-2020 data show disrupted stratification patterns. Despite higher oxygen levels in bottom waters compared to 2004–2009, overall water column oxygenation has declined, reflecting altered hydrodynamics in the shallowing lake. These changes have intensified environmental challenges stemming from cultural eutrophication including harmful algal blooms, threatening both ecosystem and public health. Effective remediation will require significant reduction in external nutrient loading through constructed wetlands and/or treatment facilities at tributary mouths to reduce the lake’s overall nutrient inventory over time.
Journal Article
Microbiological quality of drinking water from water dispensers
by
Dunbar, Stephen G
,
Leal, Raeann
,
Sinclair, Ryan G
in
Bottled water
,
Chemical contaminants
,
Compliance
2025
The consumption of drinking water from sources other than tap water, such as bottled water or water dispenser (WD) machines, is increasing worldwide, driven by consumer preferences for health, convenience, and taste. This trend raises concerns about potential microbial contamination and associated public health risks. In this review, we aimed to comprehensively analyze the scientific literature on microbial contamination in water dispenser machines, evaluate the quality of dispensed water, identify sources of contamination and potential health implications, and propose solutions to mitigate these risks. We conducted a comprehensive search of scientific databases, including PubMed, EBSCO, and Google Scholar, using relevant keywords related to water dispenser contamination. Abstracts and methods of identified studies were critically appraised to ensure rigorous assessment of microbial contamination. Our analysis of approximately 70 studies revealed that despite consumer perceptions of health benefits, water dispenser machines can harbor higher levels of microbial contamination than the tap water sources supplying them. This review underscores the potential public health risks associated with water dispenser use, and highlights the need for increased vigilance, regular maintenance, and further research to ensure the safety of dispensed water.
Journal Article
Momentum-resolved observations of the phonon instability driving geometric improper ferroelectricity in yttrium manganite
by
Ren, Yang
,
Delaire, Olivier
,
Sinclair, Ryan
in
639/301/119/996
,
639/766/119/2795
,
Anharmonicity
2018
Magnetoelectrics offer tantalizing opportunities for devices coupling ferroelectricity and magnetism but remain difficult to realize. Breakthrough strategies could circumvent the mutually exclusive origins of magnetism and ferroelectricity by exploiting the interaction of multiple phonon modes in geometric improper and hybrid improper ferroelectrics. Yet, the proposed instability of a zone-boundary phonon mode, driving the emergence of ferroelectricity via coupling to a polar mode, remains to be directly observed. Here, we provide previously missing evidence for this scenario in the archetypal improper ferroelectric, yttrium manganite, through comprehensive scattering measurements of the atomic structure and phonons, supported with first-principles simulations. Our experiments and theoretical modeling resolve the origin of the unusual temperature dependence of the polarization and rule out a reported double-step ferroelectric transition. These results emphasize the critical role of phonon anharmonicity in rationalizing lattice instabilities in improper ferroelectrics and show that including these effects in simulations could facilitate the design of magnetoelectrics.
The improper ferroelectric mechanism of YMnO
3
has been difficult to observe directly but is important for understanding its other interesting properties such as multiferroicity. Bansal et al. use neutron scattering and ab initio calculations to show that phonons drive the transition, confirming earlier theories.
Journal Article