Search Results - "Martirosov, S M"

The constitutive K+ pump in Serratia marcescens by Khachatryan, A Z, Durgaryan, S S, Martirosov, S M

“…Transport of K+ and H+ in the anaeronically and aerobically grown bacterium Serratia marcescens has been studied. The volumes of one cell of the anaerobically…”
Get more information

Formation of an ion transport supercomplex in Escherichia coli An experimental model of direct transduction of energy by Bagramyan, K.A., Martirosov, S.M.

“…Hydrogen gas production was observed to occur during ATP-driven H +/K + exchange in anaerobically grown E. coli. Neither process was found in aerobically grown…”
Get full text

Factors controlling the intracellular concentration of calcium and the spontaneous activity of the ureter by Kazarian, K V, Hovhannissian, H S, Gevorkian, G A, Martirosov, S M

“…The role of the electrogenic Na(+)-Ca(2+)-exchange mechanism in regulating the spike activity of the ureter was studied. The ureter cells were shown to be…”
Get full text

The role of Ca2+ ions in a phage infection of Corynebacterium glutamicum by Manukian, R R, Durgar'ian, S S, Martirosov, S M

“…It was shown that neither uncouplers of oxidative phosphorylation, nor lack of Ca2+ ions affected the normal MC-2 phage absorption on Corynebacterium…”
Get more information

Proton-potassium exchange in Escherichia coli by Durgar'ian, S S, Martirosov, S M

“…Energy-dependent proton--potassium exchange in E. coli is suppressed by both ionophores and the inhibitor of hydrogen pumps N,N'-dichlohexilcarbodimide (DCCD)…”
Get more information

Model of proton-potassium transport systems by Martirosov, S M, Panosian, G A, Trchunian, A A

“…Previous experimental results are discussed. It was shown that two H+--K+-exchange systems operate in the E. coli membranes and that they can be stopped by…”
Get more information

Raw matte glazes for facade tiles by Kvyatovskaya, K. K., Anikushina, V. N., Kosorukova, E. S., Martirosov, S. M., Savkin, A. F.

Get full text

Electrochemical potential difference for H+-ions as a regulator of redox profile of membrane during ATP-dependent ion transport in E. coli by Bagramian, K A, Martirosov, S M

“…The importance of delta mu H+ for transport of K+ via K(+)-ionophore and H(+)-K(+)-pump was studied. It was shown that the operation of the pump was…”
Get more information

Relation between H2 production and energy-dependent metabolism of H+ and K+ ions in E.coli by Bagramian, K A, Martirosov, S M

“…Anaerobically grown E. coli escape H2 into the medium during the operation of H(+)-K(+)-pump exchanging 2H+ from a cell for one K+ of the medium. Anaerobic…”
Get more information

Accumulation of K+ in E. coli grown in aerobic conditions by Martirosov, S M, Trchunian, A A

“…The character of K+ accumulation in E. coli grown aerobilcally in the salt medium with succinate was studied. K+ uptake via the Trk system has Km 3.4 mM and…”
Get more information

Interaction of H+ and K+ transport systems in E. coli growing under anaerobic and aerobic conditions by Martirosov, S M, Trchunian, A A

“…The interaction of H+-ATPase complex F1 X F0 with the Trk system of K+ accumulation in E. coli grown quasi-anaerobically in pepton media with glucose…”
Get more information

The role of Na+/Ca2+ exchange in the generation of delayed electrical activity of smooth muscle cells by Markevich, N I, Kazarian, K V, Martirosov, S M

“…It was shown that electrogenic 3Na+/Ca2+ antiport evoked depolarization of the membranes and Ca2+ ions influx through Ca2+ activated channels which lead to the…”
Get more information

The role of potassium and sodium ions in the development of membrane potentials of muscle fibres at a lowered intracellular potassium concentration by Martirosov, S M

Get more information

The role of ATPase subunits from E. coli in hydrogen-potassium exchange by Martirosov, S M, Trchunian, A A

“…A hypothesis was developed that in membranes of glycolysing bacteria functioned supercomplexes (F1 X F0-TrkA) and (F0-TrkA) which operated as H+-K+-pump…”
Get more information

Characteristics of K+ uptake in S. enteritidis bacteria by Ter-Nikogosian, V A, Trchunian, A A, Martirosov, S M

“…Bacterial Salmonella enteritidis var. Issatchenko in media without exogenic energy source uptakes K+ in one step with Km 2.1 mM and Vmax 0.08 mM min-1/10(12)…”
Get more information

Reversibility of the proton-potassium pump and synthesis of ATP in E. coli by Martirosov, S M, Trchunian, A A

“…E. coli is able to substitute 2H+ from the external medium for one K+ of a cell with the concurrent synthesis of ATP under certain condition. The 2H+/K+…”
Get more information

The nature of H+-K+-exchange in anaerobically and aerobically grown S. typhimurium by Trchunian, A A, Ter-Nikogosian, V A, Martirosov, S M

“…H+-K+-exchange via the Trk-like system of K+ accumulation takes place in anaerobically grown S. typhimurium LT-2 with stable ratio of DCC-sensitive ionic…”
Get more information

Systems of H+-K+-exchange in E. coli. Interplay with ATPase complex F1.F0 by Martirosov, S M, Trchunian, A A

“…A study has been made of the nature of H+-K+-exchanges in the strain E. coli AN 120 with mutation in gene uncA401 (the defect in Mg++-Ca++-ATPase) and in the…”
Get more information

K+-dependent enzyme activity of H+-ATPase in the E. coli membrane by Trchunian, A A, Ogandzhanian, E S, Mironova, G D, Martirosov, S M

“…It was shown that DCCD-sensitive ATPase activity of isolated membranes and preparations of F1F0 only from anaerobically grown E. coli depended on K+ activity…”
Get more information

Independent functioning of the H+-K+ ion exchange systems in E. coli by Martirosov, S M, Trchunian, A A

“…Two systems of potassium accumulation inhibited by N,N1-diciclohexilcarbodiimide (DCCD) can operate simultaneously and independently in the strain E. coli TK…”
Get more information