K(+)-ATPase
Caracterização cinética da (Na+,K+)-ATPase da fração microsomal do tecido branquial...
... relação à hidrólise do ATP é de 116,3 ± 5,6 U/mg. Esse valor encontra-se na faixa relatada para homogenados de brânquias de outras espécies de Callinectes, compreendidos de 35 a 225 U/mg (Lovett & Watts, 1995; Piller ...
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Solubilization of Na,K-ATPase from rabbit kidney outer medulla using only C 12E8
... port of sodium and potassium ions through the plasma membrane coupled with ATP hydrolysis (8,12-14). This enzyme is a heterodimer of three subunits: a subunit, with a molecular mass of about 110 kDa; ß subunit, highly ...
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Oxidative stress (glutathionylation) and Na,K-ATPase activity in rat skeletal muscle.
... Figure 1. Glutathionylation in untreated muscle. Upper panel: Examples of Western blots of Na,K-ATPase a, b1 and b2 isoforms in homogenates and in the immunoprecipitate obtained with anti-GSH antibodies. ...
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Chronic nicotine modifies skeletal muscle Na,K-ATPase activity through its interaction with the nicotinic acetylcholine receptor and phospholemman.
... Na,K- ATPase a1 and a2 isoforms in skeletal muscle, and examines whether regulation of enzyme activity by the nAChR–Na,K- ATPase complex involves phosphorylation of PLM by ...Na,K- ...
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PROTECTIVE ROLE OF ETHANOLIC EXTRACT OF HYBANTHUS ENNEASPERMUS ON MITOCHONDRIAL MEMBRANE Na+/K+ATPase, Ca2+ATPase AND Mg2+ATPase ACTIVITIES ON CARBON TETRACHLORIDE INDUCED OXIDATIVE STRESS IN RATS
... In biomembranes, Molecular interactions play a bottom-line role to communicate the cells and signal transduction pathways. Membrane receptors serve as the main targets able to recognize specific ligands selectively, ...
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Inibição da Na+/K+ATPase pelo derivado esteróide auabaína: Implicações sobre o ciclo de vesículas sinápticas em junção neuromuscular.
... Ouabaína é um derivado esteróide cardiotônico e inibidor específico da Na + K + - ATPase. Neste trabalho, os efeitos da ouabaína sobre o ciclo de vesículas sinápticas na junção neuromuscular de rã foram ...
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Modulation of Na+/K+ ATPase Activity by Hydrogen Peroxide Generated through Heme in L. amazonensis.
... currently accepted that organisms have not only adapted to deal with oxidizing species but also developed mechanisms to make use of these free radicals [10]. It has been reported that ROS generated by heme activates the ...
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Effects of high fat diet on kidney lipid content and the Na,K-ATPase activity
... It is widely known that high fat diet (HFD) can contribute to the advent of health problems. Recent studies have indicated that obesity imposes a hemodynamic overload to the kidneys. In order to further investigate such ...
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Bioestimulação da proteína de membrana Na,K-ATPase por laser de baixa intensidade:...
... Na,K- ATPase reconstituída em proteolipossomo foi estimulada na região de 0-20 J/cm 2 e em fração de membrana entre 30-40 J/cm 2 , tendo uma variação máxima de atividade de ...
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Na,K-ATPase: a molecular target for Leptospira interrogans endotoxin
... On the basis of our report that a glycolipoprotein fraction (GLP) extracted from Leptospira interrogans contains a potent inhibitor of renal Na,K-ATPase, we proposed that GLP-induced inhibition of ...
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Caracterização cinética da (Na+, K+)-ATPase de animais juvenis e adultos durante...
... , K + )- ATPase e a FXYD1 em micelas de SDS, revelaram que o segmento transmembrana M2 da subunidade α e a FXYD1 estão próximos, sendo provável a estabilização desta interação por anéis aromáticos (Teriete ...
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Proteasome Inhibition Contributed to the Cytotoxicity of Arenobufagin after Its Binding with Na, K-ATPase in Human Cervical Carcinoma HeLa Cells.
... Na, K-ATPase, also known as Na, K-pump, is a ubiquitously expressed transmembrane transporter in mammals, composed of tetramers of alpha and beta ...ion-dependent ATPase activity and carries ...
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Regulation of the Na,K-ATPase gamma-subunit FXYD2 by Runx1 and Ret signaling in normal and injured non-peptidergic nociceptive sensory neurons.
... Sensory modalities such as pain, touch and proprioception are relayed from the periphery to the spinal cord by somatosensory neurons located in the dorsal root ganglia (DRGs). These neurons constitute a heterogeneous ...
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Estudo farmacológico e auto-radiográfico do complexo GABAA/Sítio benzodiazepínico, e ensaios bioquímicos da enzima Na+/K+- Atpase e de receptores glutamatérgicos em regiões encefálicas de ratos susceptíveis e não-susceptíveis às convulsões clônicas induzi
... Para as comparações intergrupos das variáveis intervalares referentes ao tempo e latência de sono induzidas pelos hipnóticos, bem como aos ensaios enzimáticos e com radioli[r] ...
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Ankyrin-B coordinates the Na/K ATPase, Na/Ca exchanger, and InsP3 receptor in a cardiac T-tubule/SR microdomain.
... The E1425G mutation of ankyrin-B, which causes human cardiac arrhyth- mia, also blocks binding of ankyrin-B to all three components (NCX1, NKA, and InsP 3 R) of the complex (see Figure 7[r] ...
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The P-type ATPase inhibiting potential of polyoxotungstates.
... was manually calculated (Ohm’s law) using the current deflections induced by bilateral 1 mV pulses of 3 s every minute. Bioelectrical data were continuously digitized through a Lab-Trax-4 (WPI, Sarasota, US) onto a ...
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Rev. Bras. Psiquiatr. vol.36 número2
... , K + -ATPase, indirectly suggesting that AMPH (and related anorectic compounds) may influence energy utilization by stimulating Na + , K + -ATPase in appetite regulation centers of the ...
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The effect of salinity on osmoregulation and development of the juvenile fat snook, Centropomus parallelus (POEY)
... The environmental salinity different from the inter- nal osmotic concentration of teleost fish provokes loss or gain of salt and water. To maintain the ionic concentra- tion of body fluids, the osmoregulatory organs work ...
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