Results 11 to 20 of about 620,053 (315)

Urea-Linked Covalent Organic Frameworks [PDF]

open access: yes, 2018
2D covalent organic frameworks (COFs) with flexible urea linkages have been synthesized by condensation of 1,3,5-triformylphloroglucinol (TFP) with 1,4-phenylenediurea (BDU) or 1,1′-(3,3′-dimethyl-[1,1′-biphenyl]-4,4′-diyl)­diurea (DMBDU).
Zhu, Chenhui   +17 more
core   +1 more source

Urea-based polymethacrylamide purification [PDF]

open access: yes, 2019
A purification procedure of polymethacrylamide (PMAm) based on the urea feature of being a powerful Hbond breaker is proposed here. Polymethacrylamide was synthesized in water and the final product presents itself as an insoluble gel what is an obstacle ...
Rafael Theotonio de Castro (7396988)   +2 more
core   +1 more source

Heat shock proteins and the cellular response to osmotic stress [PDF]

open access: yes, 2000
In antidiuresis, the intrarenal distribution of HSP25/27, alpha beta -crystallin, HSP72, OSP94 and HSP110 corresponds to the osmotic gradient between cortex and papilla: low amounts in the cortex and high values in the inner medulla and papilla.
Lugmayr, Karin   +3 more
core   +1 more source

Urea-Bond Scission Induced by Therapeutic Ultrasound for Biofunctional Molecule Release [PDF]

open access: yes, 2022
Ultrasound-triggered remote control of biomolecular functions in cells provides unique advantages for us to interrogate nature. However, strategies to design therapeutic ultrasound-responsive functional molecules remain elusive, and rare ultrasound ...
Yunkang Tong (13752481)   +9 more
core   +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

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

Deliquescence in Urea and Methyl-ureas [PDF]

open access: yesNature, 1940
A COMMUNICATION in NATURE from E. A. Werner1 directed attention to the deliquescence of urea and to the paucity of data concerning the vapour pressures of saturated solutions of urea and its derivatives, apart from the few observations of Adam and Metz2, and Edgar and Swan3.
openaire   +1 more source

Urea-Assisted Reconstitution of Discoidal High-Density Lipoprotein [PDF]

open access: yes, 2020
High-density lipoprotein (HDL) is a naturally occurring composite of lipids and lipid-binding proteins. The cholate dialysis method, first reported by Jonas in 1969, is the most widely used approach for reconstituting discoidal HDL (dHDL) in test tubes ...
Minoru Nakano (1500658)   +5 more
core   +1 more source

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  

Effect of snakehead fish extract on kidney function in patients undergoing radiotherapy

open access: yesRussian Open Medical Journal, 2021
Background — Most malignancy patients that undergo radiotherapy with or without chemotherapy, especially those with malignancy of the pelvic region, are accompanied by hypoalbuminemia and kidney injury.
Purwoko   +2 more
doaj   +1 more source

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