Technical and Methodological Investigations.- W. Mächtle, M.D. Lechner: Evaluation of equilibrium and non-equilibrium density gradients in AUC by Calibration with marker particles;G. Lucas, L. Börger, H. Cölfen: Solubility equilibrium gradients in the Analytical Ultracentrifuge: An approach towards the isolation of critical nuclei in solution;Polymers, Colloids and Supramolecular Systems.- P. Lavrenko, K.Yevlampiiev, D. Volokhova: Hybrid polymer heterogenicity and boundary profile in a low speed sedimentation experiment;C. Tzatzios, H. Durchschlag, C. Eschbaumer, C.H. Weidl, U.S. Schubert, P. Schuck, W. Maechtle, and D. Schubert: Ultracentrifugation studies on a small supramolecular compound. The v problem;V. Vogel, K. Langer, S. Balthasar, P. Schuck, W. Mächtle, W. Haase, J.A. van den Broeck, C. Tzatzios, and D. Schubert: Characterization of serum albumin nanoparticles by sedimentation velocity analysis and electron microscopy;I. Zaitseva, N.A. Michailova, N.P. Yevlampieva, E.I. Rjumtsev, V.S. Khotimsky, E.G. Litvinova, M.V. Chirkova, G.M. Pavlov: Properties of a membrane forming polymer, poly(l-trimethylgermyl-l-propyne) in dilute solutions;Biolocial Systems.- Z. Bozoky, L. Fülöp, G. Janoki: Combination of Preparative and Analytical Ultracentrifugation of the low density lipoprotein (LDL) aliquots to prepare radioactive labelling lipoproteins;G. Berth, H. Dautzenberg; H. Cölfen: Physico-chemical and chemical characterisation of chitosan in dilute aqueous solution;N. Errington, P. Mistry, A. Rowe: Protein hydration varies with protein crowding and with applied pressure: a sedimentation velocity study;A. Straatmann, W. Borchard: Determination of thermodynamic properties of alginate from bacteria and seaweeds in aqueous solutions;Interacting Systems.- N. Chebotareva, I.E. Andreeva, V.F. Makeeva, B.I. Kurganov, N.B. Livanova, S.E. Harding: Self-association of phosphorylase kinase from rabbit skeletal muscle in the presence of natural osmolyte, trimethylamineN-oxide;G. Mayer, Oliver Anderka, B. Ludwig, D. Schubert: The state of association of the cytochrome bcl complex from paracoccus denitrificans in solutions of dodecyl maltoside;Ch. Wandrey, G. Gricorescu, D. Hunkler: Study of polyelectrolyte complex formation applying the synthetic boundary technique of analytical ultracentrifugation;Thermodynamics.- D. Kisters, A. Straatmann, W. Borchard: The sedimentation behavior of a gel. The generalized Lamms differential equation;W. Borchard, H. Cölfen, D. Kisters, A. Straatmann: Evidence for phase transitions of aqueous gelatin gels in a centrifugal field;P. Wills, D. Winzor: Exact sedimentation theory made useful;Hydrodynamics.- H. Durchschlag, P. Zipper: Correlations between crystallographic, Small-Angle Scattering and hydrodynamic data of biopyolmers;H. Durchschlag, P. Zipper: Modeling of protein hydration with respect to X-Ray Scattering and hydrodynamics;H. Durchsclag, P. Zipper, A. Krebs: Prediction of hydrodynamic parameters of Lumbricus terrestris from small angle X-Ray and electron microscopic structures;G.M. Pavlov: Evaluation of draining and volume effects in the interpretation of hydrodynamic data