Hans-Jürgen Apell

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Articles in Scholarly Journals [Incomplete List]

  1. Correct Folding of the ß-Barrel of the Human Membrane Protein VDAC Requires a Lipid Bilayer
    Journal of Molecular Biology, vol. 368, no. 1, pp. 66–78, 2007
  2. Allosteric Effect of ATP on Na+,K+-ATPase Conformational Kinetics
    Biochemistry, vol. 46, no. 23, pp. 7034–7044, 2007
  3. The Major Outer Membrane Protein of Fusobacterium nucleatum (FomA) Folds and Inserts into Lipid Bilayers via Parallel Folding Pathways
    Journal of Molecular Biology, vol. 355, no. 3, pp. 548–561, 2006
  4. Palytoxin-induced Effects on Partial Reactions of the Na,K-ATPase
    The Journal of General Physiology, vol. 128, no. 1, pp. 103–118, 2006
  5. Biochemistry, vol. 45, no. 47, pp. 13954–13961, 2006
  6. Photochemical Behavior and Na+,K+-ATPase Sensitivity of Voltage-sensitive Styrylpyridinium Fluorescent Membrane Probes
    Photochemistry and Photobiology, vol. 82, no. 2, p. 495, 2006
  7. Electrogenic Partial Reactions of the Gastric H,K-ATPase
    Biophysical Journal, vol. 88, no. 5, pp. 3348–3359, 2005
  8. Kinetics of Ca2+ Binding to the SR Ca-ATPase in the E1 State
    Biophysical Journal, vol. 89, no. 4, pp. 2427–2433, 2005
  9. Mechanism of the Na,K-ATPase Inhibition by MCS Derivatives
    Journal of Membrane Biology, vol. 205, no. 2, pp. 89–101, 2005
  10. Effect of chaotropic anions on the sodium transport by the Na,K-ATPase
    European Biophysics Journal, vol. 35, no. 3, pp. 247–254, 2005
  11. Photodynamic Inactivation of the Na,K-ATPase Occurs via Different Pathways
    Journal of Membrane Biology, vol. 200, no. 3, pp. 133–144, 2004
  12. How do P-Type ATPases transport ions?
    Bioelectrochemistry, vol. 63, no. 1-2, pp. 149–156, 2004
  13. Characterization of the macrocyclic carbon suboxide factors as potent Na,K-ATPase and SR Ca-ATPase inhibitors
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 1567, pp. 213–220, 2002
  14. Do H+ ions obscure electrogenic Na+ and K+ binding in the E1 state of the Na,K-ATPase?
    FEBS Letters, vol. 532, no. 1-2, pp. 198–202, 2002
  15. Biochemistry, vol. 41, no. 30, pp. 9496–9507, 2002
  16. Purification and characterization of soluble CD21 from human plasma by affinity chromatography and density gradient centrifugation
    Journal of Immunological Methods, 2002
  17. Detection of Charge Movements in Ion Pumps by a Family of Styryl Dyes
    Journal of Membrane Biology, vol. 185, no. 3, pp. 221–236, 2002
  18. Ion Selectivity of the Cytoplasmic Binding Sites of the Na,K-ATPase: II. Competition of Various Cations
    Journal of Membrane Biology, vol. 179, no. 3, pp. 263–273, 2001
  19. Functional Properties of Na,K-ATPase, and Their Structural Implications, as Detected with Biophysical Techniques
    Journal of Membrane Biology, vol. 180, no. 1, pp. 1–9, 2001
  20. Assignment of charge movements to electrogenic reaction steps of Na,K-ATPase by analysis of salt effects on the kinetics of charge movements
    European Biophysics Journal, vol. 30, no. 7, pp. 515–527, 2001
  21. Entrance Port for Na+ and K+ Ions on Na+,K+-ATPase in the Cytoplasmic Loop between Trans-membrane Segments M6 and M7 of the alpha Subunit. PROXIMITY OF THE CYTOPLASMIC SEGMENT OF THE beta SUBUNIT
    Journal of Biological Chemistry, vol. 275, no. 3, pp. 2019–2028, 2000
  22. Nature Structural Biology, vol. 6, no. 7, pp. 609–609, 1999
  23. Binding of the third Na+ ion to the cytoplasmic side of the Na,K-ATPase is electrogenic
    FEBS Letters, vol. 458, no. 2, pp. 241–246, 1999
  24. Electrogenic Partial Reactions of the SR-Ca-ATPase Investigated by a Fluorescence Method
    Journal of Membrane Biology, vol. 168, no. 2, pp. 169–181, 1999
  25. Ion Selectivity of the Cytoplasmic Binding Sites of the Na,K-ATPase: I. Sodium Binding is Associated with a Conformational Rearrangement
    Journal of Membrane Biology, vol. 168, no. 3, pp. 221–228, 1999
  26. Novel Polymer Substrates for SFM Investigations of Living Cells, Biological Membranes, and Proteins
    Journal of Structural Biology, vol. 126, no. 1, pp. 16–26, 1999
  27. Influence of sodium concentration on changes of membrane capacitance associated with the electrogenic ion transport by the Na,K-ATPase
    European Biophysics Journal, vol. 27, no. 6, pp. 605–617, 1998
  28. Fluorescence heterogeneity of tryptophans in Na,K-ATPase: evidences for temperature-dependent energy transfer
    Biophysical Chemistry, vol. 72, no. 3, pp. 265–283, 1998
  29. Kinetic and Energetic Aspects of Na+/K+-Transport Cycle Steps
    Annals of the New York Academy of Sciences, vol. 834, no. 1 Na/K-ATPase a, pp. 221–230, 1997
  30. Study of Electrogenic Transport of Sodium Ions Inside the Na, K-ATPase by Means of Membrane Capacitance Measurements
    Annals of the New York Academy of Sciences, vol. 834, no. 1 Na/K-ATPase a, pp. 364–366, 1997
  31. Properties of the Cytoplasmic Ion Binding Sites
    Annals of the New York Academy of Sciences, vol. 834, no. 1 Na/K-ATPase a, pp. 420–423, 1997
  32. Effects of Free Radicals on Partial Reactions of the Na,K-ATPase
    Journal of Membrane Biology, vol. 156, no. 1, pp. 63–71, 1997
  33. Biochemistry, vol. 35, no. 33, pp. 10922–10930, 1996
  34. Partial reactions of the Na,K-ATPase: determination of rate constants
    The Journal of General Physiology, vol. 104, no. 2, pp. 197–240, 1994
  35. Separation and characterization of Na+,K+-ATPase containing vesicles
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 1196, no. 1, pp. 29–37, 1994
  36. Fluorescence spectroscopic studies on equilibrium dipole-relaxational dynamics of Na,K-ATPase
    Biophysical Chemistry, vol. 48, no. 2, pp. 135–147, 1993
  37. Investigation of reconstitution of the Na,K-ATPase in lipid vesicles
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 1148, no. 2, pp. 321–330, 1993
  38. Scanning force microscopy of diatom shells
    Ultramicroscopy, vol. 42-44, pp. 329–332, 1992
  39. Na, K-ATPase in crystalline form investigated by scanning force microscopy
    Ultramicroscopy, vol. 42-44, pp. 1133–1140, 1992
  40. Fluorescence study on cardiac glycoside binding to the Na,K-pump Ouabain binding is associated with movement of electrical charge
    FEBS Letters, vol. 300, no. 1, pp. 1–4, 1992
  41. Charge translocation by the Na,K-pump: I. Kinetics of local field changes studied by time-resolved fluorescence measurements
    The Journal of Membrane Biology, vol. 121, no. 2, pp. 141–161, 1991
  42. Charge translocation by the Na,K-pump: II. Ion binding and release at the extracellular face
    The Journal of Membrane Biology, vol. 121, no. 2, pp. 163–176, 1991
  43. Electrogenic transport by the Enterococcus hirae ATPase
    Biochimica et Biophysica Acta (BBA) - Bioenergetics, vol. 1017, no. 3, pp. 221–228, 1990
  44. The role of membrane current and potentials in cells
    Current Opinion in Cell Biology, vol. 2, no. 4, pp. 708–713, 1990
  45. Na,K-ATPase in artificial lipid vesicles. Comparison of Na,K and Na-only pumping mode
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 1023, no. 1, pp. 81–90, 1990
  46. A stopped-flow kinetic study of the interaction of potential-sensitive oxonol dyes with lipid vesicles
    Biophysical Chemistry, vol. 34, no. 3, pp. 225–237, 1989
  47. Lateral order in mixed lipid bilayers and its influence on ion translocation by gramicidin: a model for the structure-function relatiohship in membranes
    Biochimie, vol. 71, no. 1, pp. 89–98, 1989
  48. Pump current and Na+/K+ coupling ratio of Na+/K+-ATPase in reconstituted lipid vesicles
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 981, no. 2, pp. 326–336, 1989
  49. Polarized infrared absorption of Na+/K+-ATPase studied by attenuated total reflection spectroscopy
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 984, no. 3, pp. 301–312, 1989
  50. Electrogenic properties of the Na,K pump
    The Journal of Membrane Biology, vol. 110, no. 2, pp. 103–114, 1989
  51. Conformational transitions and charge translocation by the Na,K pump: Comparison of optical and electrical transients elicited by ATP-concentration jumps
    The Journal of Membrane Biology, vol. 110, no. 1, pp. 67–86, 1989
  52. Current transients generated by the Na+/K+-ATPase after an ATP concentration jump: dependence on sodium and ATP concentration
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 939, no. 2, pp. 197–206, 1988
  53. Voltage dependence of partial reactions of the Na+/K+ pump: predictions from microscopic models
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 945, no. 1, pp. 1–10, 1988
  54. Reconstitution of Na+/K+-ATPase into phosphatidylcholine vesicles by dialysis of nonionic alkyl maltoside detergents
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 946, no. 2, pp. 379–388, 1988
  55. Transient behaviour of the Na+/K+-pump: Microscopic analysis of nonstationary ion-translocation
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 944, no. 3, pp. 451–464, 1988
  56. Oxonol VI as an optical indicator for membrane potentials in lipid vesicles
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 903, no. 3, pp. 480–494, 1987
  57. Fast charge translocations associated with partial reactions of the Na,K-pump: I. Current and voltage transients after photochemical release of ATP
    The Journal of Membrane Biology, vol. 97, no. 3, pp. 161–178, 1987
  58. Fast charge translocations associated with partial reactions of the Na,K-pump: II. Microscopic analysis of transient currents
    The Journal of Membrane Biology, vol. 97, no. 3, pp. 179–191, 1987
  59. A microscopic model for the current-voltage behaviour of the Na,K-pump
    European Biophysics Journal, vol. 13, no. 5, 1986
  60. Direct evidence for Ca++-induced lateral phase separation in black membranes of lipid mixtures by the analysis of gramicidin A single-channels
    European Biophysics Journal, vol. 13, no. 3, pp. 187–193, 1986
  61. Effects of the ATP, ADP and inorganic phosphate on the transport rate of the Na+,K+-pump
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 857, no. 1, pp. 105–115, 1986
  62. (Na+ + K+)-ATPase in artificial lipid vesicles: influence of lipid structure on pumping rate
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 854, no. 2, pp. 270–278, 1986
  63. (Na+ + K+)-ATPase in artificial lipid vesicles: influence of the concentration of mono- and divalent cations on the pumping rate
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 862, no. 2, pp. 254–264, 1986
  64. Erratum
    The Journal of Membrane Biology, vol. 86, no. 2, pp. 189–189, 1985
  65. Optical study of active ion transport in lipid vesicles containing reconstituted Na,K-ATPase
    The Journal of Membrane Biology, vol. 85, no. 1, pp. 49–63, 1985
  66. Jumping frequencies in membrane channels Comparison between stochastic molecular dynamics simulation and rate theory
    Biophysical Chemistry, vol. 16, no. 3, pp. 209–221, 1982
  67. Photocurrents generated by bacteriorhodopsin on planar bilayer membranes
    Biophysics of Structure and Mechanism, vol. 5, no. 4, pp. 277–292, 1979
  68. Formation of ionic channels in black lipid membranes by succinic derivatives of Gramicidin A
    The Journal of Membrane Biology, vol. 50, no. 3-4, pp. 257–270, 1979
  69. Dicarboxylic acid analogs of Gramicidin A: Dimerization kinetics and single channel properties
    The Journal of Membrane Biology, vol. 50, no. 3-4, pp. 271–285, 1979
  70. Effects of surface charge on the conductance of the gramicidin channel
    Biochimica et Biophysica Acta (BBA) - Biomembranes, vol. 552, no. 3, pp. 369–378, 1979
  71. Formation of ion channels by a negatively charged analog of gramicidin a
    The Journal of Membrane Biology, vol. 31, no. 1, pp. 171–188, 1977
  72. Structure of the Gramicidin A Channel: Discrimination between the pi L,D and the   Helix by Electrical Measurements with Lipid Bilayer Membranes
    Proceedings of the National Academy of Sciences, vol. 74, no. 6, pp. 2402–2406, 1977