Results 251 to 260 of about 1,116,069 (317)

Risk factors associated with solid oral tumors in dogs: a case-control study in São Paulo, Brazil. [PDF]

open access: yesFront Vet Sci
Carrilho MC   +7 more
europepmc   +1 more source

Poly(Ionic) Liquid‐Enhanced Ion Dynamics in Cellulose‐Derived Gel Polymer Electrolytes

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
Advancing Energy Storage: Gel Polymer Electrolytes with Promising Potential Gel polymer electrolytes (GPEs) incorporating methyl cellulose and a range of ionic/polymeric achieved Li+ transference numbers comparable to traditional liquid electrolytes.
Tiago G. Paiva   +7 more
wiley   +1 more source

Age‐related trends in niche position and specialization in Neotropical vertebrates

open access: yesEcography, EarlyView.
Species' niche positions and breadths within a region's environmental space, measured through ecological niche factor analysis (ENFA) as marginality and specialization, can reflect evolutionary constraints related to lineage age. The ‘internal incumbency' hypothesis predicts that older species, due to competitive preemption, occupy more central niche ...
Carlos Calderón del Cid   +3 more
wiley   +1 more source

Fluorescence Behavior of Water‐Soluble Porphyrins Immobilized on LTA Zeolite and Its Chlorogenic Acid Polyphenol Sensing in Coffee Wastewater

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
During coffee bean and cherry washing, contaminants are released into water, making this process a major source of water pollution. Chlorogenic acid can be efficiently detected using hybrid zeolite–porphyrin materials by measuring fluorescence quenching, achieving detection limits lower than current regulatory thresholds.
João Otávio Donizette Malafatti   +10 more
wiley   +1 more source

Increasing Prevalence and Temporal Trend of Prematurity, São Paulo, Brazil, 2000-2023. [PDF]

open access: yesEpidemiologia (Basel)
Oliveira AG   +6 more
europepmc   +1 more source

Synthesis and Characterization of Novel Silylated Sm3+ and Eu3+ Complexes Incorporated Into Mesoporous Silica Nanoparticles

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
The strategy of incorporating the Eu(tta‐Si)3(phen) and Sm(tta‐Si)3(phen)2 complexes prevented leaching of the complexes and preserved their intrinsic optical properties. Preliminary studies of silylated Ln3+ complexes and nanoparticles loaded with these complexes demonstrated cytotoxicity against cancer cells, with minimal cytotoxic effect on nontumor
Juliana Jorge   +11 more
wiley   +1 more source

Insights of bacterial community structure and occurrence of antibiotic resistance and antimicrobial compounds in an urban stream in the megacity of São Paulo, Brazil. [PDF]

open access: yesBraz J Infect Dis
Scaccia N   +9 more
europepmc   +1 more source

Determination of Flunixin Meglumine in Veterinary Pharmaceutical Formulations by Capillary Electrophoresis With Capacitively Coupled Contactless Conductivity Detection

open access: yesELECTROPHORESIS, EarlyView.
A CE‐C4D method was developed for the indirect determination of flunixin meglumine (FM) by quantifying meglumine and using lithium ions as an internal standard. The method allows the use of a low‐cost standard reagent, providing suitable analytical performance for the determination of FM in veterinary pharmaceutical formulations.
Letícia M. de Araujo   +2 more
wiley   +1 more source

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