na k atpase endocytosis and signaling

Báo cáo khoa học: The molecular chaperone a-crystallin incorporated into red cell ghosts protects membrane Na/K-ATPase against glycation and oxidative stress ppt

Ngày tải lên : 17/03/2014, 03:20

... membrane enzyme Na/ K- ATPase from inactivation by the heat shock protein a-crystallin Na/ K- ATPase activity decreased upon incubation with fructose, H2O2 and methylglyoxal However, Na/ K- ATPase activity ... a-Crystallin protects Na/ K- ATPase in red cell ghosts (Eur J Biochem 270) 2607 86 Rb ﬂux while modifying Na/ K- ATPase The activity of Na/ K- ATPase was assessed by ouabainsensitive 86Rb uptake Ghost cells ... in Na+ or K+ Discussion The membrane protein Na/ K- ATPase of red blood cell ghosts was stressed using externally applied fructose, methylglyoxal and H2O2 and activity measured by 86Rb uptake We...

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Báo cáo Y học: Na+/K+-ATPase as a signal transducer Zijian Xie and Amir Askari docx

Ngày tải lên : 24/03/2014, 00:21

... p42/44 MAPK (also called ERK1/2) through the Ras/Raf/ MAPK kinase/MAPK cascade (where Raf is a MAPK kinase kinase and MEK is a MAPK kinase) [29,30] However, the activation of this cascade, unlike that ... of protein kinase C in the signal pathways that link Na+ / K+ -ATPase to ERK1/2 J Biol Chem 276, 42050–42056 32 Tian, J., Gong, X & Xie, Z (2001) Signal-transducing function of Na+ -K+ -ATPase is ... low K+ induction of Na, K- ATPase: Possible role of c-fos J Membr Biol 125, 163–170 10 Nakagawa, Y., Rivera, V & Larner, A.C (1992) A role for the Na/ K- ATPase in the control of human c-fos and...

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Na+, k+ ATPase in single skeletal muscle fibres and the effects of ageing, training and inactivity

Ngày tải lên : 04/12/2015, 13:59

... Meliak Thanks for being there for countless lab bookings, taking weekend and early morning phone calls when equipment wasn’t working, always making time to teach me to use and set up equipment and ... membrane and may impair excitability (Sjøgaard et al., 1985; Sejersted & Sjǿgaard, 2000) The skeletal muscle Na+ , K+ -ATPase (NKA) enzyme counteracts the excitationinduced Na+ and K+ fluxes and thus ... sodiumpotassium pump (Na+ ,K+ -ATPase or NKA) is a P-type ATPase and is responsible for the active transport of Na+ and K+ ions across the cell membrane against their concentration gradients and is expressed...

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Tài liệu Báo cáo khoa học: The phosphatase activity of the isolated H4-H5 loop of Na+/K+ ATPase resides outside its ATP binding site docx

Ngày tải lên : 19/02/2014, 16:20

... of Na, K- ATPase Ann Rev Biochem 71, 511535 Lingrel, J.B & Kuntzweiler, T (1994) Na+ ,K+ -ATPase J Biol Chem 269, 1965919662 Jorgensen, P.L., Hakansson, K. O & Karlish, S.J.D (2003) Structure and ... K. , Kaya, S., Abe, K & Mardh, S (2001) The oligomeric nature of Na+ /K+ -transport ATPase J Biochem (Tokyo) 129, 335342 13 Karlish, S.J.D (1980) Characterization of conformational changes in (Na, K) -ATPase ... (2000) Contribution of quarternary protein interactions to the mechanism of energy transduction in Na+ /K+ -ATPase In Na/ K- ATPase and Related ATPases (Taniguchi, K & Kaya, S., eds), pp 349356 Elsevier...

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Báo cáo khoa học: Stimulation of p-nitrophenylphosphatase activity of Na+ ⁄ K+-ATPase by NaCl with oligomycin or ATP docx

Ngày tải lên : 07/03/2014, 16:20

... by K+ and pNPP (2) Activation of pNPPase by Na+ , K+ , pNPP and oligomycin (3) Activations of pNPPase and ATPase by Na+ , K+ , pNPP and ATP E1 (Na) represents the Na+ -occluded E1 state E2(s)P and ... represent the K+ -sensitive E2P and K+ -insensitive E2P state, respectively lK and hK, (Na) and O represent KCl at low and high concentrations, occluded Na+ and oligomycin, respectively P(ATP) and P(pNPP) ... mixture containing lg Na+ ⁄ K+ -ATPase, the standard ligands, 10 mM NaCl and 0–30 mM KCl Plots and bars represent the means ± SD from three determinations Fig Effects of ATP and KCl on pNPPase activity...

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Báo cáo khoa học: No evidence for a role in signal-transduction of Na+/K+-ATPase interaction with putative endogenous ouabain potx

Ngày tải lên : 23/03/2014, 17:21

... isoform of Na+ /K+ -ATPase In most tissues, the Na+ /K+ -ATPase is a heterodimer consisting of a 112 kDa hydrolytic a-peptide, through which the vectorial transport of Na+ and K+ takes place, and the ... blots of tissue homogenates In Na, KATPase and Related ATPases (Taniguchi, K & Kaya, S eds), pp 131–138 Elsevier, Amsterdam 27 Juhaszova, M & Blaustein, M.P (1997) Na+ pump low and high aﬃnity a subunit ... the 10th International Conference on Na, K- ATPase and Related Cation Pumps in Elsinore, Denmark, in August 2002 The meeting of 250 specialists on Na+ /K+ -ATPase and related topics didn’t lend much...

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Báo cáo Y học: High pressure-induced changes of biological membrane Study on the membrane-bound Na+/K+-ATPase as a model system pdf

Ngày tải lên : 24/03/2014, 00:21

... Vortex mixer and subjected to ultrasonication RESULTS Effects of pressure on Na+ /K+ -ATPase, Na+ -dependent ATPase and K+ -activated phosphatase activities It could be con®rmed that the Na+ /K+ -ATPase ... procedures Speci®c activities of Na+ /K+ -ATPase, K+ -activated phosphatase, and Na+ -dependent ATPase at 0.1 MPa were 1240, 110, and 29 lmoláh)1ámg)1, respectively Na+ /K+ -ATPase activity was determined ... phosphoenzymes in Na+ , K+ -ATPase J Biochem 109, 299±306 15 Taniguchi, K. , Suzuki, K. , Sasaki, T., Tosa, H & Shinoguchi, E (1988) Structural changes in Na, K- ATPase estimated by intrinsic and extrinsic...

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BÁO CÁO " ẢNH HƯỞNG CỦA ĐỘ MẶN THẤP LÊN ĐIỀU HÒA ÁP SUẤT THẨM THẤU + + VÀ HOẠT TÍNH MEN NA /K ATPASE Ở TÔM THẺ CHÂN TRẮNG (Litopenaeu s vannamei) " pptx

Ngày tải lên : 02/04/2014, 10:20

... ern king prawn (Penaeus latisulcatus Kishinouye, 1896) reared at di fferent salinities Aquaculture 234:601-614 Wilder M.N., K Ikuta, M Atmomarsono, T Hatta and K Komoro 1998 Change in osmotic and ... thải nước khỏi thể Cơ chế vận chuyển ion Na Cl vào thể thải môi trường xác định, chế tiến hành khả thấm nước bề mặt + + thể tham gia vài enzyme Na /K ATPase mang tuyến râu hàm (antenal gland) giáp ... of crustacean, Vol Internal anatomy and physiological regulation New York: Academic Press, pp:54-161 Menz A and B.F Blake 1980 Experiments on the growth of Penaeus vannamei Boone J Exp Mar Biol...

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Báo cáo nghiên cứu khoa học: " ẢNH HƯỞNG CỦA ĐỘ MẶN THẤP LÊN ĐIỀU HÒA ÁP SUẤT THẨM THẤU + + VÀ HOẠT TÍNH MEN NA /K ATPASE Ở TÔM THẺ CHÂN TRẮNG (Litopenaeu svannamei)" ppsx

Ngày tải lên : 22/07/2014, 11:21

... ern king prawn (Penaeus latisulcatus Kishinouye, 1896) reared at di fferent salinities Aquaculture 234:601-614 Wilder M.N., K Ikuta, M Atmomarsono, T Hatta and K Komoro 1998 Change in osmotic and ... thải nước khỏi thể Cơ chế vận chuyển ion Na Cl vào thể thải môi trường xác định, chế tiến hành khả thấm nước bề mặt + + thể tham gia vài enzyme Na /K ATPase mang tuyến râu hàm (antenal gland) giáp ... of crustacean, Vol Internal anatomy and physiological regulation New York: Academic Press, pp:54-161 Menz A and B.F Blake 1980 Experiments on the growth of Penaeus vannamei Boone J Exp Mar Biol...

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WCDMA UTRAN Interface and Signaling Procedure ISSUE 1.1

Ngày tải lên : 23/10/2013, 03:11

... course, you will be able to:  Understand UTRAN interface and structure  Understand the definitions about UTRAN network elements  Understand UTRAN signaling procedure Copyright © 2008 Huawei ... Interface Radio Network Layer Control Plane User Plane Iu UP Protocol Layer RANAP Transport Network Layer Transport Network User Plane Transport Network Control Plane Transport Network User Plane Q.2630.1 ... Interface Radio Network Layer Control Plane User Plane Iu UP Protocol Layer RANAP Transport Network Layer Transport Network User Plane Transport Network Control Plane Transport Network User Plane SCCP...

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Tài liệu Báo cáo khoa học: A DExD⁄ H box RNA helicase is important for K+ deprivation responses and tolerance in Arabidopsis thaliana docx

Ngày tải lên : 14/02/2014, 18:20

... protein kinase CIPK23, and that CIPK23 phosphorylated the K+ transporter AKT1, and then enhanced K+ uptake These studies suggested that an AKT1mediated and CBL ⁄ CIPK-regulated K+ uptake pathway ... already been identiﬁed, such as KAT1, AtKCO1, AtHKT1, and HAK1 ⁄ [6,47–49], it is assumed that a number of genes involved in regulating K+ uptake and K+ transport remain unknown Our results revealed ... homolog, and HEN1, a novel protein, act in microRNA metabolism in Arabidopsis thaliana Curr Biol 12, 1484–1495 26 Inagaki S, Suzuki T, Ohto MA, Urawa H, Horiuchi T, Nakamura K & Morikami A (2006)...

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Tài liệu Báo cáo khoa học: Verprolin function in endocytosis and actin organization Roles of the Las17p (yeast WASP)-binding domain and a novel C-terminal actin-binding domain doc

Ngày tải lên : 18/02/2014, 16:20

... (residues K4 57, K4 85R486, D50 2K5 03, K5 12D513, D59 4K5 95, E692, and K7 40) Because of an earlier study that highlighted the role of bulky hydrophobic residues in interaction of mammalian WASP and WIP ... Journal 274 (2007) 4103–4125 ª 2007 The Authors Journal compilation ª 2007 FEBS T Thanabalu et al Function of Vrp1p C-terminal module fragments comprising residues 1–70 (KLK4 5K4 6AET – the original ... PVDF membrane, and immunoblotted with a polyclonal anti-GFP serum (a-GFP) and with a-hexokinase as a loading control (a-Hex) FEBS Journal 274 (2007) 4103–4125 ª 2007 The Authors Journal compilation...

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Tài liệu Báo cáo khoa học: Osmotic stress sensing and signaling in ﬁshes doc

Ngày tải lên : 18/02/2014, 16:20

... Osmotic regulation of p38 MAPK and JNK (Jun-N-terminal kinase ⁄ stress-activated protein kinase) MAPK phosphorylation was also observed in isolated opercular epithelium of killifish, where chloride ... mitogenactivated protein kinase kinase kinase interacting protein for osmosensory signal transduction in fish 14-3-3 proteins 14-3-3 proteins are evolutionarily highly conserved in all eukaryotes ... The Authors Journal compilation ª 2007 FEBS D F Fiol and D Kultz ¨ Osmotic stress sensing and signaling in fishes Acknowledgements This work was supported by grants from the National Science Foundation...

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Tài liệu Báo cáo khoa học: Osmosensing and signaling in the regulation of mammalian cell function docx

Ngày tải lên : 18/02/2014, 16:20

... cleavage of the NHE1 Na+ ⁄ H+ exchanger Am J Physiol 284, F829–F839 31 Wu KL, Khan S, Lakhe-Reddy S, Jarad G, Mukherjee A, Obejero-Paz CA, Konieczkowski M, Sedor JR & Osmosensing and signaling in mammalian ... activates the MAPKs Erk1 ⁄ Erk2 and the PI 3-kinase [8], which play a major role in mitogenic signaling Hypoosmotic exposure of HepG2 cells potentiates proliferation by a PI 3-kinasemeditated activation ... (‘osmosensing’) and trigger signaling pathways towards effector sites (‘osmosignaling’) Anisoosmotically exposed cells and tissues were frequently used as a model in order to study osmosensing and osmosignaling...

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Báo cáo khoa học: The Vps4 C-terminal helix is a critical determinant for assembly and ATPase activity and has elements conserved in other members of the meiotic clade of AAA ATPases pdf

Ngày tải lên : 07/03/2014, 05:20

... aberrant endosomes and impairs cholesterol trafﬁcking Mol Biol Cell 11, 227– 239 16 Fujita H, Yamanaka M, Imamura K, Tanaka Y, Nara A, Yoshimori T, Yokota S & Himeno M (2003) A dominant negative form ... oligomerization into a functionally active ATPase FEBS J 273, 2357– 2373 Fujita H, Umezuki Y, Imamura K, Ishikawa D, Uchimura S, Nara A, Yoshimori T, Hayashizaki Y, Kawai J, Ishidoh K et al (2004) Mammalian ... ESCRT-III by the AAA ATPase Vps4 Nature 449, 735–739 44 Stuchell-Brereton MD, Skalicky JJ, Kieffer C, Karren MA, Ghaffarian S & Sundquist WI (2007) ESCRT-III recognition by VPS4 ATPases Nature 449, 740–744...

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Báo cáo khoa học: Action of palytoxin on apical H+/K+-ATPase in rat colon pdf

Ngày tải lên : 17/03/2014, 11:20

... the H+/ K+ -ATPase from toad bladder or with either the b subunit of gastric H+ /K+ -ATPase or the b subunit of Na+ /K+ ATPase in HEK293 cells [24,25] In Sf9 cells, however, expression of H+ /K+ -ATPase ... measured Na+ - and K+ -stimulated ATPase activity found in the apical membranes of the colon is not due to Na+ / K+ -ATPase, but could be associated with some form(s) of the colonic H+ /K+ -ATPase, ... divalent cations fail to be conducted Taking into consideration the relatively high homology of the Na+ /K+ -ATPase and colonic H+ /K+ -ATPase with the gastric H+ /K + -ATPase, one might expect to obtain...

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Báo cáo Y học: GPI-microdomains (membrane rafts) and signaling of the multi-chain interleukin-2 receptor in human lymphoma/leukemia T cell lines doc

Ngày tải lên : 17/03/2014, 23:20

... Sample Donor/ epitope Acceptor/ epitope FRET eﬃciency E (% ± SEM) Kit22 5K6 Kit22 5K6 Kit22 5K6 Kit22 5K6 Kit22 5K6 Kit22 5K6 Kit22 5K6 Kit22 5K6 CD48 CD48 CD25 CD25 CD25 CD25 CD48 CD48 CD25 CD25 HLA-DR HLA-DR ... R.C., Kaplan, D., Shibuya, K. , Ortaldo, J.R., Gupta, S., Chen, Y.Q & Giri, J.D (1995) Tyrosine phosphorylation and activation of STAT5, STAT3, and Janus kinases by interleukins and 15 Proc Natl ... domains of b and cc chains followed by association with Jak, Syk (or src family) kinases These, in turn, phosphorylate the receptor chains, forming docking sites for further downstream signaling molecules,...

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Báo cáo khoa học: A biophysical view of the interplay between mechanical forces and signaling pathways during transendothelial cell migration doc

Ngày tải lên : 22/03/2014, 21:20

... and proteolysis leading to apoptosis Activation of the NF-jB pathway leads to recruitment and activation of IjB kinase kinase; the phosphorylation and activation of IjB kinase by IjB kinase kinase; ... properties of neutrophils and endothelial cells during adhesion Blood 97, 660–668 37 Kataoka N, Iwaki K, Hashimoto K, Mochizuki S, Ogasawara Y, Sato M, Tsujioka K & Kajiya F (2002) Measurements ... Ochs HD, Dvorak HF, Dvorak AM & Springer TA (2007) Transcellular diapedesis is initiated by invasive podosomes Immunity 26, 784–797 Hashimoto K, Kataoka N, Nakamura E, Tsujioka K & Kajiya F (2007)...

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Báo cáo khoa học: Effect of 5-lipoxygenase inhibitor MK591 on early molecular and signaling events induced by staphylococcal enterotoxin B in human peripheral blood mononuclear cells doc

Ngày tải lên : 30/03/2014, 04:20

... early signaling events triggered by super-antigen SEB in lethal shock, we examined the SEB-induced signaling and cross-talk activities of 5-lipoxygenase (5-LO), MAPK, c-Jun N-terminal kinase (JNK) ... leukocytes [21] The ability of p38kinase inhibitor SB203580 to selectively and markedly inhibit SEB stimulated MAPK and JNK activation suggested interconnectivity of p38kinase, MAPK and JNK pathways, ... SEB-induced p38kinase, JNK and 5-LO activation, whereas p38kinase inhibitor SB203580 clearly blocked the induced MAPK and JNK activity, but did not effect the 5-LO activity Interestingly, JNK inhibitor...

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Aoki k nonlinear dynamics and chaos in semiconductors

Ngày tải lên : 13/05/2014, 09:08

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