Search Results - "Ramirez, Alejandro J"
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Comparison of contaminants of emerging concern removal, discharge, and water quality hazards among centralized and on-site wastewater treatment system effluents receiving common wastewater influent
Published in The Science of the total environment (01-01-2014)“…A comparative understanding of effluent quality of decentralized on-site wastewater treatment systems, particularly for contaminants of emerging concern…”
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Occurrence of pharmaceuticals and personal care products in fish: Results of a national pilot study in the united states
Published in Environmental toxicology and chemistry (01-12-2009)“…Pharmaceuticals and personal care products are being increasingly reported in a variety of biological matrices, including fish tissue; however, screening…”
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Analysis of Pharmaceuticals in Fish Using Liquid Chromatography-Tandem Mass Spectrometry
Published in Analytical chemistry (Washington) (15-04-2007)“…A liquid chromatography−tandem mass spectrometry (LC−MS/MS) screening method has been developed targeting 23 pharmaceuticals and 2 metabolites with differing…”
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4
Enantiospecific sublethal effects of the antidepressant fluoxetine to a model aquatic vertebrate and invertebrate
Published in Chemosphere (Oxford) (01-08-2007)“…Many contaminants are chiral compounds with enantiomers that may differ markedly in environmental fate, bioavailability, and toxicity. Enantiospecific…”
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Impact and Sustainability of Foreign Medical Aid: A Qualitative Study with Honduran Healthcare Providers
Published in Annals of global health (01-01-2023)“…There is growing concern about the sustainability and long-term impact of short-term medical missions (STMMs)-an increasingly common form of foreign medical…”
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Gas chromatography–mass spectrometry screening methods for select UV filters, synthetic musks, alkylphenols, an antimicrobial agent, and an insect repellent in fish
Published in Journal of Chromatography A (30-01-2009)“…Two screening methods have been developed for simultaneous determination of ten extensively used personal care products (PCPs) and two alkylphenol surfactants…”
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Nitrosyl hydride (HNO) replaces dioxygen in nitroxygenase activity of manganese quercetin dioxygenase
Published in Proceedings of the National Academy of Sciences - PNAS (22-11-2011)“…Quercetin dioxygenase (QDO) catalyzes the oxidation of the flavonol quercetin with dioxygen, cleaving the central heterocyclic ring and releasing CO. The QDO…”
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Metabolomic-based assessment reveals dysregulation of lipid profiles in human liver cells exposed to environmental obesogens
Published in Toxicology and applied pharmacology (01-07-2020)“…Significant attention has been given to the potential of environmental chemicals to disrupt lipid homeostasis at the cellular level. These chemicals,…”
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In vitro-in vivo biotransformation and phase I metabolite profiling of benzo[a]pyrene in Gulf killifish (Fundulus grandis) populations with different exposure histories
Published in Aquatic toxicology (01-02-2022)“…•Differential BaP biotransformation between F. grandis populations is reported.•CYP1A-dependent biotransformation was the lowest in pollution-adapted F…”
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Corbicula fluminea rapidly accumulate pharmaceuticals from an effluent dependent urban stream
Published in Chemosphere (Oxford) (01-06-2019)“…Freshwater bivalve populations are stressed by watershed development at the global scale. Though pharmaceuticals released from wastewater treatment plant…”
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Abnormal SDS‐PAGE migration of cytosolic proteins can identify domains and mechanisms that control surfactant binding
Published in Protein science (01-08-2012)“…The amino acid substitution or post‐translational modification of a cytosolic protein can cause unpredictable changes to its electrophoretic mobility during…”
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Inhibition of Staphylococcus aureus Cell Wall Biosynthesis by Desleucyl-Oritavancin: a Quantitative Peptidoglycan Composition Analysis by Mass Spectrometry
Published in Journal of bacteriology (01-08-2017)“…Oritavancin is a lipoglycopeptide antibiotic that exhibits potent activities against vancomycin-resistant Gram-positive pathogens. Oritavancin differs from…”
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Bioreductively Activatable Prodrug Conjugates of Combretastatin A‑1 and Combretastatin A‑4 as Anticancer Agents Targeted toward Tumor-Associated Hypoxia
Published in Journal of natural products (Washington, D.C.) (24-04-2020)“…The natural products combretastatin A-1 (CA1) and combretastatin A-4 (CA4) function as potent inhibitors of tubulin polymerization and as selective vascular…”
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The correlation between lower urinary tract symptoms (LUTS) and erectile dysfunction (ED): results from a survey in males from Mexico City (MexiLUTS)
Published in World journal of urology (01-07-2016)“…Introduction ED and LUTS affect a high proportion of male population. Although Hispanics are suspected to have a higher risk of experiencing LUTS, detailed…”
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Herbicidal Effects of Sulfamethoxazole in Lemna gibba: Using p-Aminobenzoic Acid As a Biomarker of Effect
Published in Environmental science & technology (01-12-2008)“…Sulfamethoxazole (SMX) is among the most frequently detected antibiotics in the environment, heavily used in both human therapy and agriculture. Like other…”
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Enantiospecific toxicity of the β-blocker propranolol to Daphnia magna and Pimephales promelas
Published in Environmental toxicology and chemistry (01-07-2006)“…Propranolol is a widely prescribed, nonselective β‐adrenergic receptor–blocking agent. Propranolol has been detected in municipal effluents from the ng/L to…”
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Practice makes proficient: pigeons (Columba livia) learn efficient routes on full-circuit navigational traveling salesperson problems
Published in Animal cognition (01-01-2015)“…Visiting multiple locations and returning to the start via the shortest route, referred to as the traveling salesman (or salesperson) problem (TSP), is a…”
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l-Leucine Increases Skeletal Muscle IGF-1 but Does Not Differentially Increase Akt/mTORC1 Signaling and Serum IGF-1 Compared to Ursolic Acid in Response to Resistance Exercise in Resistance-Trained Men
Published in Journal of the American College of Nutrition (02-10-2016)“…Objective: Ursolic acid administration following resistance exercise increases mammalian target of rapamycin complex 1 (mTORC1) activity and skeletal muscle…”
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Pharmaceuticals in the Environment: Lessons Learned for Reducing Uncertainties in Environmental Risk Assessment
Published in Progress in Molecular Biology and Translational Science (2012)“…Pharmaceuticals in the environment are often present at trace levels (e.g., ng/L) in surface waters and effluents of developed countries, yet represent…”
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Las dinámicas plástico-mecánicas en la creación de personajes y acting para la generación de appeal
Published in Arte, individuo y sociedad (01-05-2018)“…El diseño de concepto es el puente entre la narrativa y las etapas de la producción (modelos, estructuras, animación, efectos, texturas). Para lograr una…”
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