Results 1 to 10 of about 478,236 (253)

Potentiometric urea biosensors

open access: yesClinica Chimica Acta, 2022
Excess nitrogen in the body is converted to urea in the liver, and urea is disposed as a waste product in urine. Urea concentration can change in body fluids such as blood due to the presence of certain disorders. Therefore, the determination of urea is of high importance in various areas including medical diagnosis, as well as food quality control and
Oguz Özbek   +3 more
openaire   +5 more sources

A deep intronic variant is a common cause of OTC deficiency in individuals with previously negative genetic testing

open access: yesMolecular Genetics and Metabolism Reports, 2021
Pathogenic variants in non-coding regions of genes encoding enzymes or transporters of the urea cycle can lead to urea cycle disorders (UCDs). However, not all commercially available testing platforms interrogate these regions. Here, we used a gene panel
Runjun D. Kumar   +6 more
doaj   +1 more source

Denaturing Urea Polyacrylamide Gel Electrophoresis (Urea PAGE) [PDF]

open access: yesJournal of Visualized Experiments, 2009
Urea PAGE or denaturing urea polyacrylamide gel electrophoresis employs 6-8 M urea, which denatures secondary DNA or RNA structures and is used for their separation in a polyacrylamide gel matrix based on the molecular weight. Fragments between 2 to 500 bases, with length differences as small as a single nucleotide, can be separated using this method(1)
Heike, Summer   +2 more
openaire   +2 more sources

Aqueous Urea Solutions:  Structure, Energetics, and Urea Aggregation [PDF]

open access: yesThe Journal of Physical Chemistry B, 2007
Urea is ubiquitously used as a protein denaturant. To study the structure and energetics of aqueous urea solutions, we have carried out molecular dynamics simulations for a wide range of urea concentrations and temperatures. The hydrogen bonds between urea and water were found to be significantly weaker than those between water molecules, which drives ...
Stumpe, M., Grubmueller, H.
openaire   +4 more sources

Islamic stock markets and potential diversification benefits

open access: yesBorsa Istanbul Review, 2015
The aim of this paper is to investigate whether the dynamic integration across a large set of developed and emerging Islamic stock markets allows potential diversification benefits in tranquil and turmoil periods.
Mouna Boujelbène Abbes   +1 more
doaj   +1 more source

La literatura de tradición oral en la provincia de Jaén

open access: yesBoletín de Literatura Oral, 2017
This article offers a review of the main contributions to fieldwork, documentation and other related topics on the Jaen’s (Spain) oral literature, from the earliest attested examples to the present.
Marta Urea Herrador
doaj   +1 more source

Políticas de comunicação comparadas: comunicação e democracia na saúde em dois municípios em gestão plena

open access: yesRevista Eco-Pós, 2009
As ciências políticas e os estudos das democracias se referem frequentemente à liberdade de imprensa e à liberdade de expressão como variáveis a serem consideradas nos estudos das democracias contemporâneas, ou mesmo indicadores da existência de ...
Áurea Maria da Rocha Pitta
doaj   +1 more source

Why “Urea Nitrogen” When Urea is Measured? [PDF]

open access: yesClinical Chemistry, 1998
The paper by Morishita et al. (1) regarding the analysis of urea is confusing. In the text, the authors state that they are measuring urea nitrogen (UN), and it may seem so, because their …
openaire   +2 more sources

SOME FEATURES OF SOCIAL COMMUNICATION PROCESS AT PREADOLESCENTS WITH MENTAL DEFICIENCIES [PDF]

open access: yesStudia Universitatis Babeş-Bolyai. Psychologia-Paedagogia, 2010
. During his entire life, a people have a lot of social relationships, based of the social communication process. The social communication is a form of total communication process and has specific manifestations related to ages, gender, social ...
UREA ROXANA
doaj  

Barriers to drug adherence in the treatment of urea cycle disorders: Assessment of patient, caregiver and provider perspectives

open access: yesMolecular Genetics and Metabolism Reports, 2016
Patients and families living with metabolic disorders face challenging dietary and drug treatment regimens. On the hypothesis that poor palatability, volume and frequency of drug/formula administration contribute to treatment non-adherence and ...
Oleg A. Shchelochkov   +5 more
doaj   +1 more source

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