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S I Helman
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Journal Articles

Activation of epithelial Na channels by hormonal and autoregulatory mechanisms of action.

W J Els, S I Helman, T Mencio
Journal: Journal of General Physiology
J Gen Physiol (1991) 98 (6): 1197–1220.
https://doi.org/10.1085/jgp.98.6.1197
Published: 01 December 1991
View article titled, Activation of epithelial Na channels by hormonal and autoregulatory mechanisms of action.
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Journal Articles

Blocker-related changes of channel density. Analysis of a three-state model for apical Na channels of frog skin.

S I Helman, L M Baxendale
Journal: Journal of General Physiology
J Gen Physiol (1990) 95 (4): 647–678.
https://doi.org/10.1085/jgp.95.4.647
Published: 01 April 1990
View article titled, Blocker-related changes of channel density. Analysis of a three-state model for apical Na channels of frog skin.
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Journal Articles

Na+ and K+ transport at basolateral membranes of epithelial cells. III. Voltage independence of basolateral membrane Na+ efflux.

T C Cox, S I Helman
Journal: Journal of General Physiology
J Gen Physiol (1986) 87 (3): 503–509.
https://doi.org/10.1085/jgp.87.3.503
Published: 01 March 1986
View article titled, Na+ and K+ transport at basolateral membranes of epithelial cells. III. Voltage independence of basolateral membrane Na+ efflux.
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Journal Articles

Na+ and K+ transport at basolateral membranes of epithelial cells. I. Stoichiometry of the Na,K-ATPase.

T C Cox, S I Helman
Journal: Journal of General Physiology
J Gen Physiol (1986) 87 (3): 467–483.
https://doi.org/10.1085/jgp.87.3.467
Published: 01 March 1986
View article titled, Na+ and K+ transport at basolateral membranes of epithelial cells. I. Stoichiometry of the Na,K-ATPase.
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Journal Articles

Na+ and K+ transport at basolateral membranes of epithelial cells. II. K+ efflux and stoichiometry of the Na,K-ATPase.

T C Cox, S I Helman
Journal: Journal of General Physiology
J Gen Physiol (1986) 87 (3): 485–502.
https://doi.org/10.1085/jgp.87.3.485
Published: 01 March 1986
View article titled, Na+ and K+ transport at basolateral membranes of epithelial cells. II. K+ efflux and stoichiometry of the Na,K-ATPase.
Open the PDF for Na+ and K+ transport at basolateral membranes of epithelial cells. II. K+ efflux and stoichiometry of the Na,K-ATPase. in another window
Journal Articles

Autoregulation of apical membrane Na+ permeability of tight epithelia. Noise analysis with amiloride and CGS 4270.

F J Abramcheck, W Van Driessche, S I Helman
Journal: Journal of General Physiology
J Gen Physiol (1985) 85 (4): 555–582.
https://doi.org/10.1085/jgp.85.4.555
Published: 01 April 1985
View article titled, Autoregulation of apical membrane Na+ permeability of tight epithelia. Noise analysis with amiloride and CGS 4270.
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Journal Articles

Hormonal control of apical membrane Na transport in epithelia. Studies with fluctuation analysis.

S I Helman, T C Cox, W Van Driessche
Journal: Journal of General Physiology
J Gen Physiol (1983) 82 (2): 201–220.
https://doi.org/10.1085/jgp.82.2.201
Published: 01 August 1983
View article titled, Hormonal control of apical membrane Na transport in epithelia. Studies with fluctuation analysis.
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Journal Articles

Intracellular voltage of isolated epithelia of frog skin: apical and basolateral cell punctures.

R S Fisher, D Erlij, S I Helman
Journal: Journal of General Physiology
J Gen Physiol (1980) 76 (4): 447–453.
https://doi.org/10.1085/jgp.76.4.447
Published: 01 October 1980
View article titled, Intracellular voltage of isolated epithelia of frog skin: apical and basolateral cell punctures.
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Journal Articles

Ouabain on active transepithelial sodium transport in frog skin: studies with microelectrodes.

S I Helman, W Nagel, R S Fisher
Journal: Journal of General Physiology
J Gen Physiol (1979) 74 (1): 105–127.
https://doi.org/10.1085/jgp.74.1.105
Published: 01 July 1979
View article titled, Ouabain on active transepithelial sodium transport in frog skin: studies with microelectrodes.
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Journal Articles

Microelectrode studies of the active Na transport pathway of frog skin.

S I Helman, R S Fisher
Journal: Journal of General Physiology
J Gen Physiol (1977) 69 (5): 571–604.
https://doi.org/10.1085/jgp.69.5.571
Published: 01 May 1977
View article titled, Microelectrode studies of the active Na transport pathway of frog skin.
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