Results 31 to 40 of about 496,618 (302)

UM ESTUDO DAS ANALOGIAS SOBRE EQUILÍBRIO QUÍMICO NOS LIVROS APROVADOS PELO PNLEM 2007

open access: yesEnsaio Pesquisa em Educação em Ciências
Este artigo descreve uma análise crítica das analogias apresenta das para o tópico de equilíbrio químico pelos livros de Química aprova dos pelo PNLEM 2007. Foram localizadas oito analogias, sendo uma delas repetida.
Wilmo Ernesto Francisco Junior   +3 more
doaj   +1 more source

SITUATION OF FLUORIDES RATE IN WATERS AND MAJOR CONSUMED FOOD IN WILAYA EL-OUED

open access: yesJournal of Fundamental and Applied Sciences, 2015
The effects of mineral salts in the drinking water, beneficial or harmful depending on their concentration, are known for many years and thus the problem posed                     by fluoride ions in the waters of the region (Fluorosis Dental and ...
A. Zobeidi, A. Messiatfa
doaj   +1 more source

How accurate are the nonlinear chemical Fokker-Planck and chemical Langevin equations? [PDF]

open access: yes, 2011
The chemical Fokker-Planck equation and the corresponding chemical Langevin equation are commonly used approximations of the chemical master equation.
Straube, AV   +5 more
core   +1 more source

The Russian chemical complex: Analysis of the trade balance in 2022 [PDF]

open access: yesE3S Web of Conferences
The article provides an analysis of the trade balance of industrial products of the Russian Federation, including the results of 2022. It is concluded that the reason for the lag is the lack of sufficient capacity in Russia for processing base polymers ...
Kiselev Vladimir M.   +5 more
doaj   +1 more source

Yin-yang in drug discovery: rethinking de novo design and development of predictive models

open access: yesFrontiers in Drug Discovery, 2023
Chemical and biological data are the cornerstone of modern drug discovery programs. Finding qualitative yet better quantitative relationships between chemical structures and biological activity has been long pursued in medicinal chemistry and drug ...
Ana L. Chávez-Hernández   +3 more
doaj   +1 more source

Bacterial degradation of a plant toxin and nutrient competition with commensals trade off to constrain pathogen growth

open access: yesmSystems
Healthy plant leaves potentially host both commensal bacteria and opportunistic pathogens, which, under some circumstances, may cause disease. The interactions between commensals and opportunistic pathogens are generally poorly understood, but such ...
Marco Mauri   +4 more
doaj   +1 more source

Measurable Residual Disease Monitoring During Treatment for Pediatric Acute Myeloid Leukemia in First Relapse

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survival after relapse in pediatric acute myeloid leukemia (AML) remains poor, highlighting the critical importance of identifying prognostic factors to guide optimal relapse management. Methods We investigated the prognostic impact of multiparameter flow cytometry (MFC) measurable residual disease (MRD) in 188 patients with first ...
Camilla Poulsen   +21 more
wiley   +1 more source

Association Between Individualized Education for Kidney Replacement Therapy Modality Selection and Peritoneal Dialysis Initiation: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) is an established home‐based kidney replacement therapy (KRT), but its uptake remains low in Japan. We evaluated whether individualized education in a dedicated outpatient clinic was associated with the initiation of PD.
Yasuko Ito   +7 more
wiley   +1 more source

Exponential model analysis of permeate flux for ultrafiltration in hollow-fiber modules by momentum balance [PDF]

open access: yes, 2011
100學年度研究獎補助論文The modified correlation equation for predicting the permeate flux of membrane ultrafiltration (UF) in hollow-fiber modules was derived from the complete momentum balance coupled with the application of exponential model.
葉和明, Yeh, H.M.
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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