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Ulrich Zimmermann

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Ulrich Terpitz; Dirk Zimmermann; Ulrich Zimmermann; Ernst Bamberg; Ulrich Bonda; Chonglin Guan; Sebastian Letschert; Markus Sauer; Christoph Spahn; Vladimir Sukhorukov
Dielectric analysis and multi-cell electrofusion of the yeast Pichia pastoris for electrophysiological studies.
Kang M Lee; Arie de Gelder; Steven M Driever; E Heuvelink; Simon Rüger; Ulrich Zimmermann; Leo F M Marcelis
Evaluation of diel patterns of relative changes in cell turgor of tomato plants using leaf patch clamp pressure probes.
W Ehrenberger; José Enrique Fernández; J Moreno; C M Rodríguez-Domínguez; S Rüger; V L Sukhorukov; Dirk Zimmermann; A Díaz-Espejo; Ulrich Zimmermann
Leaf patch clamp pressure probe measurements on olive leaves in a nearly turgorless state.

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All Publications

2012: Ulrich Terpitz; Dirk Zimmermann; Ulrich Zimmermann; Ernst Bamberg; Ulrich Bonda; Chonglin Guan; Sebastian Letschert; Markus Sauer; Christoph Spahn; Vladimir Sukhorukov
Dielectric analysis and multi-cell electrofusion of the yeast Pichia pastoris for electrophysiological studies.
The Journal of membrane biology 2012;245(12):815-26.
2012: Kang M Lee; Arie de Gelder; Steven M Driever; E Heuvelink; Simon Rüger; Ulrich Zimmermann; Leo F M Marcelis
Evaluation of diel patterns of relative changes in cell turgor of tomato plants using leaf patch clamp pressure probes.
Physiologia plantarum 2012;146(4):439-47.
2012: W Ehrenberger; José Enrique Fernández; J Moreno; C M Rodríguez-Domínguez; S Rüger; V L Sukhorukov; Dirk Zimmermann; A Díaz-Espejo; Ulrich Zimmermann
Leaf patch clamp pressure probe measurements on olive leaves in a nearly turgorless state.
Plant biology (Stuttgart, Germany) 2012;14(4):666-74.
2010: Ulrich Zimmermann; S Rüger; O Shapira; M Westhoff; Lars H Wegner; Randolph Reuss; Petra Gessner; G Zimmermann; Y Israeli; A Zhou; A Schwartz; Ernst Bamberg; Dirk Zimmermann
Effects of environmental parameters and irrigation on the turgor pressure of banana plants measured using the non-invasive, online monitoring leaf patch clamp pressure probe.
Plant biology (Stuttgart, Germany) 2010;12(3):424-36.
2009: M Westhoff; Randolph Reuss; Dirk Zimmermann; Y Netzer; A Gessner; Petra Gessner; G Zimmermann; Lars H Wegner; Ernst Bamberg; A Schwartz; Ulrich Zimmermann
A non-invasive probe for online-monitoring of turgor pressure changes under field conditions.
Plant biology (Stuttgart, Germany) 2009;11(5):701-12.
2009: Vladimir Sukhorukov; Dennis Imes; Michael Woellhaf; Joseph Andronic; M Kiesel; R Shirakashi; Ulrich Zimmermann; Heiko Zimmermann
Pore size of swelling-activated channels for organic osmolytes in Jurkat lymphocytes, probed by differential polymer exclusion.
Biochimica et biophysica acta 2009;1788(9):1841-50.
2009: Cholpon S Djuzenova; Julia Krasnyanska; M Kiesel; Lavinia Stingl; Ulrich Zimmermann; Michael Flentje; Vladimir Sukhorukov
Intracellular delivery of 2-deoxy-D-glucose into tumor cells by long-term cultivation and through swelling-activated pathways: implications for radiation treatment.
Molecular medicine reports 2009;2(4):633-40.
2009: Henning Storz; Kilian J Müller; Friederike Ehrhart; Ivan Gómez; Stephen G Shirley; Petra Gessner; Gertraud Zimmermann; Esther Weyand; Vladimir Sukhorukov; Thomas Forst; Matthias M Weber; Heiko Zimmermann; WM Kulicke; Ulrich Zimmermann
Physicochemical features of ultra-high viscosity alginates.
Carbohydrate research 2009;344(8):985-95.
2009: M Westhoff; Dirk Zimmermann; H Schneider; Lars H Wegner; Petra Gessner; Peter M Jakob; Ernst Bamberg; St Shirley; Friedrich-Wilhelm Bentrup; Ulrich Zimmermann
Evidence for discontinuous water columns in the xylem conduit of tall birch trees.
Plant biology (Stuttgart, Germany) 2009;11(3):307-27.
2009: Friederike Ehrhart; J C Schulz; Alisa Katsen-Globa; S G Shirley; D Reuter; F Bach; Ulrich Zimmermann; Heiko Zimmermann
A comparative study of freezing single cells and spheroids: towards a new model system for optimizing freezing protocols for cryobanking of human tumours.
Cryobiology 2009;58(2):119-27.
2009: M Westhoff; Dirk Zimmermann; G Zimmermann; Petra Gessner; Lars H Wegner; Friedrich-Wilhelm Bentrup; Ulrich Zimmermann
Distribution and function of epistomatal mucilage plugs.
Protoplasma 2009;235(1-4):101-5.
2009: Ilja Kaufmann; Thomas Schulze-Till; Heike U Schneider; Ulrich Zimmermann; Peter M Jakob; Lars H Wegner
Functional repair of embolized vessels in maize roots after temporal drought stress, as demonstrated by magnetic resonance imaging.
The New phytologist 2009;184(1):245-56.
2009: Lars H Wegner; Ulrich Zimmermann
Hydraulic conductance and K+ transport into the xylem depend on radial volume flow, rather than on xylem pressure, in roots of intact, transpiring maize seedlings.
The New phytologist 2009;181(2):361-73.
2008: M Westhoff; H Schneider; Dirk Zimmermann; Saskia Mimietz; A Stinzing; Lars H Wegner; W Kaiser; Georg Krohne; St Shirley; Peter M Jakob; Ernst Bamberg; Friedrich-Wilhelm Bentrup; Ulrich Zimmermann
The mechanisms of refilling of xylem conduits and bleeding of tall birch during spring.
Plant biology (Stuttgart, Germany) 2008;10(5):604-23.
2008: Dirk Zimmermann; Randolph Reuss; M Westhoff; Petra Gessner; W Bauer; Ernst Bamberg; F-W Bentrup; Ulrich Zimmermann
A novel, non-invasive, online-monitoring, versatile and easy plant-based probe for measuring leaf water status.
Journal of experimental botany 2008;59(11):3157-67.
2007: Vladimir Sukhorukov; Jörg M Endter; Dirk Zimmermann; R Shirakashi; S Fehrmann; M Kiesel; Randolph Reuss; D Becker; Rainer Hedrich; Ernst Bamberg; Thomas Roitsch; Ulrich Zimmermann
Mechanisms of electrically mediated cytosolic Ca2+ transients in aequorin-transformed tobacco cells.
Biophysical journal 2007;93(9):3324-37.
2007: Heiko Zimmermann; Stephen G Shirley; Ulrich Zimmermann
Alginate-based encapsulation of cells: past, present, and future.
Current diabetes reports 2007;7(4):314-20.
2007: Salilew-Wondim Dessie; Franca Rings; Michael Hölker; Markus Gilles; Danyel Jennen; Ernst Tholen; Vitezslav Havlicek; Urban Besenfelder; Vladimir Sukhorukov; Ulrich Zimmermann; Joerg M Endter; Marc-André Sirard; Karl Schellander; Dawit Tesfaye
Dielectrophoretic behavior of in vitro-derived bovine metaphase II oocytes and zygotes and its relation to in vitro embryonic developmental competence and mRNA expression pattern.
Reproduction (Cambridge, England) 2007;133(5):931-46.
2007: Toshio Sano; Dirk Becker; Natalya Ivashikina; Lars H Wegner; Ulrich Zimmermann; M Rob G Roelfsema; Toshiyuki Nagata; Rainer Hedrich
Plant cells must pass a K+ threshold to re-enter the cell cycle.
The Plant journal : for cell and molecular biology 2007;50(3):401-13.
2007: Heiko Zimmermann; Felix Wählisch; Claudia Baier; Markus Westhoff; Randolph Reuss; Dirk Zimmermann; Marcus Behringer; Friederike Ehrhart; Alisa Katsen-Globa; Christoph Giese; Uwe Marx; Vladimir Sukhorukov; Julio A Vásquez; Peter Jakob; Stephen G Shirley; Ulrich Zimmermann
Physical and biological properties of barium cross-linked alginate membranes.
Biomaterials 2007;28(7):1327-45.
2007: Dirk Zimmermann; M Westhoff; G Zimmermann; Petra Gessner; A Gessner; L H Wegner; M Rokitta; P Ache; H Schneider; J A Vásquez; W Kruck; S Shirley; P Jakob; R Hedrich; F-W Bentrup; Ernst Bamberg; Ulrich Zimmermann
Foliar water supply of tall trees: evidence for mucilage-facilitated moisture uptake from the atmosphere and the impact on pressure bomb measurements.
Protoplasma 2007;232(1-2):11-34.
2006: Dirk Zimmermann; Ulrich Terpitz; Aihua Zhou; Randolph Reuss; K Müller; Vladimir Sukhorukov; Petra Gessner; G Nagel; Ulrich Zimmermann; Ernst Bamberg
Biophysical characterisation of electrofused giant HEK293-cells as a novel electrophysiological expression system.
Biochemical and biophysical research communications 2006;348(2):673-81.
2006: Vladimir Sukhorukov; Randolph Reuss; Jörg M Endter; Steffen Fehrmann; Alisa Katsen-Globa; Petra Gessner; Andrea Steinbach; Kilian J Müller; Abraham Karpas; Ulrich Zimmermann; Heiko Zimmermann
A biophysical approach to the optimisation of dendritic-tumour cell electrofusion.
Biochemical and biophysical research communications 2006;346(3):829-39.
2006: M Kiesel; Randolph Reuss; Jörg M Endter; Dirk Zimmermann; Heiko Zimmermann; R Shirakashi; Ernst Bamberg; Ulrich Zimmermann; Vladimir Sukhorukov
Swelling-activated pathways in human T-lymphocytes studied by cell volumetry and electrorotation.
Biophysical journal 2006;90(12):4720-9.
2006: Toshio Sano; Takumi Higaki; Koichi Handa; Yasuhiro Kadota; Kazuyuki Kuchitsu; Seiichiro Hasezawa; Anja Hoffmann; Jörg M Endter; Ulrich Zimmermann; Rainer Hedrich; Thomas Roitsch
Calcium ions are involved in the delay of plant cell cycle progression by abiotic stresses.
FEBS letters 2006;580(2):597-602.
2006: Karl-Andree Binder; Frank Heisler; Markus Westhoff; Lars H Wegner; Ulrich Zimmermann
Elucidation of the mechanisms underlying hypo-osmotically induced turgor pressure regulation in the marine alga Valonia utricularis.
The Journal of membrane biology 2006;213(1):47-63.
2005: R Wolf; Dirk Zimmermann; Meike Weber; Peter Johannes Feilen; Friederike Ehrhart; M Salinas Jungjohann; Alisa D Katsen; Marcus Behringer; Petra Gessner; L Pliess; Andrea Steinbach; J Spitz; Julio A Vásquez; Stephan Schneider; Ernst Bamberg; Matthias M Weber; Ulrich Zimmermann; Heiko Zimmermann
Real-time 3-D dark-field microscopy for the validation of the cross-linking process of alginate microcapsules.
Biomaterials 2005;26(32):6386-93.
2005: Vladimir Sukhorukov; Randolph Reuss; Dirk Zimmermann; C Held; Kilian J Müller; M Kiesel; Petra Gessner; Andrea Steinbach; Wolfdieter A Schenk; Ernst Bamberg; Ulrich Zimmermann
Surviving high-intensity field pulses: strategies for improving robustness and performance of electrotransfection and electrofusion.
The Journal of membrane biology 2005;206(3):187-201.
2005: Heiko Zimmermann; Dirk Zimmermann; Randolph Reuss; Peter Johannes Feilen; Bertram Manz; Alisa D Katsen; Meike Weber; F R Ihmig; Friederike Ehrhart; Petra Gessner; Marcus Behringer; Andrea Steinbach; L H Wegner; Vladimir Sukhorukov; Julio A Vásquez; Stephan Schneider; Matthias M Weber; Dr. Frank Volke; R Wolf; Ulrich Zimmermann
Towards a medically approved technology for alginate-based microcapsules allowing long-term immunoisolated transplantation.
Journal of materials science. Materials in medicine 2005;16(6):491-501.
2005: Stephan Schneider; Peter Johannes Feilen; Frank Brunnenmeier; Timo Minnemann; Heiko Zimmermann; Ulrich Zimmermann; Matthias M Weber
Long-term graft function of adult rat and human islets encapsulated in novel alginate-based microcapsules after transplantation in immunocompetent diabetic mice.
Diabetes 2005;54(3):687-93.
2004: Ulrich Nöth; Loreta M Rodrigues; Simon P Robinson; Anette Jork; Ulrich Zimmermann; Barry Newell; John R Griffiths
In vivo determination of tumor oxygenation during growth and in response to carbogen breathing using 15C5-loaded alginate capsules as fluorine-19 magnetic resonance imaging oxygen sensors.
International journal of radiation oncology, biology, physics 2004;60(3):909-19.
2004: Lars H Wegner; Ulrich Zimmermann
Bicarbonate-induced alkalinization of the xylem sap in intact maize seedlings as measured in situ with a novel xylem pH probe.
Plant physiology 2004;136(3):3469-77.
2004: Randolph Reuss; J Ludwig; R Shirakashi; Friederike Ehrhart; Heiko Zimmermann; Stephan Schneider; Matthias M Weber; Ulrich Zimmermann; H Schneider; Vladimir Sukhorukov
Intracellular delivery of carbohydrates into mammalian cells through swelling-activated pathways.
The Journal of membrane biology 2004;200(2):67-81.
2004: Bertram Manz; M Hillgärtner; Heiko Zimmermann; Dirk Zimmermann; Dr. Frank Volke; Ulrich Zimmermann
Cross-linking properties of alginate gels determined by using advanced NMR imaging and Cu(2+) as contrast agent.
European biophysics journal : EBJ 2004;33(1):50-8.
2003: Andre Steinert; Meike Weber; Arno Dimmler; Conrad Julius; Norbert Schütze; Ulrich Nöth; Hubert Cramer; Jochen Eulert; Ulrich Zimmermann; Christian Hendrich
Chondrogenic differentiation of mesenchymal progenitor cells encapsulated in ultrahigh-viscosity alginate.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2003;21(6):1090-7.
2003: Ulrich Leinfelder; Frank Brunnenmeier; Hubert Cramer; J Schiller; K Arnold; Julio A Vásquez; Ulrich Zimmermann
A highly sensitive cell assay for validation of purification regimes of alginates.
Biomaterials 2003;24(23):4161-72.
2003: Stephan Schneider; Peter Johannes Feilen; Hubert Cramer; M Hillgärtner; Frank Brunnenmeier; Heiko Zimmermann; Matthias M Weber; Ulrich Zimmermann
Beneficial effects of human serum albumin on stability and functionality of alginate microcapsules fabricated in different ways.
Journal of microencapsulation 2003;20(5):627-36.
2003: Kilian J Müller; Mirko Horbaschek; Kurt Lucas; Ulrich Zimmermann; Vladimir Sukhorukov
Electrotransfection of anchorage-dependent mammalian cells.
Experimental cell research 2003;288(2):344-53.
2003: Heiko Zimmermann; M Hillgärtner; Bertram Manz; Peter Johannes Feilen; Frank Brunnenmeier; Ulrich Leinfelder; Meike Weber; Hubert Cramer; Stephan Schneider; Christian Hendrich; Dr. Frank Volke; Ulrich Zimmermann
Fabrication of homogeneously cross-linked, functional alginate microcapsules validated by NMR-, CLSM- and AFM-imaging.
Biomaterials 2003;24(12):2083-96.
2003: Enno Schmidt; Arno Kromminga; Markus Kürschner; Heiko Zimmermann; Alisa D Katsen; Eva-B Bröcker; Detlef Zillikens; Ulrich Zimmermann; Vladimir Sukhorukov
Trehalose conserves expression of bullous pemphigoid antigen 180 during desiccation and freezing.
Journal of immunological methods 2003;275(1-2):179-90.
2003: M Heidecker; Saskia Mimietz; Lars H Wegner; Ulrich Zimmermann
Structural peculiarities dominate the turgor pressure response of the marine alga Valonia utricularis upon osmotic challenges.
The Journal of membrane biology 2003;192(2):123-39.
2003: K-A Binder; Lars H Wegner; M Heidecker; Ulrich Zimmermann
Gating of Cl- currents in protoplasts from the marine alga Valonia utricularis depends on the transmembrane Cl- gradient and is affected by enzymatic cell wall degradation.
The Journal of membrane biology 2003;191(3):165-78.
2003: Saskia Mimietz; M Heidecker; Georg Krohne; Lars H Wegner; Ulrich Zimmermann
Impact of hypoosmotic challenges on spongy architecture of the cytoplasm of the giant marine alga Valonia utricularis.
Protoplasma 2003;222(3-4):117-28.
2002: Lars H Wegner; Ulrich Zimmermann
On-line measurements of K+ activity in the tensile water of the xylem conduit of higher plants.
The Plant journal : for cell and molecular biology 2002;32(3):409-17.
2002: R Shirakashi; C M Köstner; Kilian J Müller; Markus Kürschner; Ulrich Zimmermann; Vladimir Sukhorukov
Intracellular delivery of trehalose into mammalian cells by electropermeabilization.
The Journal of membrane biology 2002;189(1):45-54.
2002: Enno Schmidt; Arno Kromminga; Saskia Mimietz; Ulrich Leinfelder; Cassian Sitaru; Eva-B Bröcker; Detlef Zillikens; Ulrich Zimmermann
A highly sensitive and simple assay for the detection of circulating autoantibodies against full-length bullous pemphigoid antigen 180.
Journal of autoimmunity 2002;18(4):299-309.
2001: M Kriegmaier; M Zimmermann; K Wolf; Ulrich Zimmermann; Vladimir Sukhorukov
Dielectric spectroscopy of Schizosaccharomyces pombe using electrorotation and electroorientation.
Biochimica et biophysica acta 2001;1568(2):135-46.
2001: Kilian J Müller; Vladimir Sukhorukov; Ulrich Zimmermann
Reversible electropermeabilization of mammalian cells by high-intensity, ultra-short pulses of submicrosecond duration.
The Journal of membrane biology 2001;184(2):161-70.
2001: Ulrich Zimmermann; F Thürmer; Anette Jork; Meike Weber; Saskia Mimietz; M Hillgärtner; Frank Brunnenmeier; Heiko Zimmermann; I Westphal; G Fuhr; Ulrich Nöth; Axel Haase; Andre Steinert; Christian Hendrich
A novel class of amitogenic alginate microcapsules for long-term immunoisolated transplantation.
Annals of the New York Academy of Sciences 2001;944():199-215.
2001: H Mussauer; Vladimir Sukhorukov; Ulrich Zimmermann
Trehalose improves survival of electrotransfected mammalian cells.
Cytometry 2001;45(3):161-9.
2001: Andre Steinert; C Hendrich; Ulrich Zimmermann
[Tissue engineering of cartilage replacement tissue in an improved alginate matrix].
Zeitschrift für Orthopädie und ihre Grenzgebiete 2001;139(5):M94-5.
2001: Enno Schmidt; Ulrich Leinfelder; Petra Gessner; Detlef Zillikens; Eva-B Bröcker; Ulrich Zimmermann
CD19+ B lymphocytes are the major source of human antibody-secreting hybridomas generated by electrofusion.
Journal of immunological methods 2001;255(1-2):93-102.
2001: Vladimir Sukhorukov; Markus Kürschner; S Dilsky; T Lisec; B Wagner; Wolfdieter A Schenk; Roland Benz; Ulrich Zimmermann
Phloretin-induced changes of lipophilic ion transport across the plasma membrane of mammalian cells.
Biophysical journal 2001;81(2):1006-13.
2000: H J Wagner; H Schneider; Saskia Mimietz; N Wistuba; M Rokitta; Georg Krohne; Axel Haase; Ulrich Zimmermann
Xylem conduits of a resurrection plant contain a unique lipid lining and refill following a distinct pattern after desiccation.
The New phytologist 2000;148(2):239-55.
2000: H Schneider; N Wistuba; H J Wagner; F Thurmer; Ulrich Zimmermann
Water rise kinetics in refilling xylem after desiccation in a resurrection plant.
The New phytologist 2000;148(2):221-38.
2000: Ulrich Zimmermann; Saskia Mimietz; Heiko Zimmermann; M Hillgärtner; H Schneider; J Ludwig; Christian Hasse; Axel Haase; M Rothmund; G Fuhr
Hydrogel-based non-autologous cell and tissue therapy.
BioTechniques 2000;29(3):564-72, 574, 576 passim.
2000: Markus Kürschner; Katja Nielsen; J R von Langen; Wolfdieter A Schenk; Ulrich Zimmermann; Vladimir Sukhorukov
Effect of fluorine substitution on the interaction of lipophilic ions with the plasma membrane of mammalian cells.
Biophysical journal 2000;79(3):1490-7.
2000: Ulrich Zimmermann; Ulrich Nöth; P Gröhn; Anette Jork; K Ulrichs; J Lutz; Axel Haase
Non-invasive evaluation of the location, the functional integrity and the oxygen supply of implants: 19F nuclear magnetic resonance imaging of perfluorocarbon-loaded Ba2+-alginate beads.
Artificial cells, blood substitutes, and immobilization biotechnology 2000;28(2):129-46.
2000: Anette Jork; F Thürmer; Hubert Cramer; G Zimmermann; Petra Gessner; K Hämel; G Hofmann; Beate Kuttler; Hans-Jürgen Hahn; O Josimovic-Alasevic; Karl-Gerd Fritsch; Ulrich Zimmermann
Biocompatible alginate from freshly collected Laminaria pallida for implantation.
Applied microbiology and biotechnology 2000;53(2):224-9.
1999: Ulrich Nöth; P Gröhn; Anette Jork; Ulrich Zimmermann; Axel Haase; J Lutz
19F-MRI in vivo determination of the partial oxygen pressure in perfluorocarbon-loaded alginate capsules implanted into the peritoneal cavity and different tissues.
Magnetic resonance in medicine : official journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine 1999;42(6):1039-47.
1999: M Heidecker; Lars H Wegner; Ulrich Zimmermann
A patch-clamp study of ion channels in protoplasts prepared from the marine alga Valonia utricularis.
The Journal of membrane biology 1999;172(3):235-47.
1999: M Esch; Vladimir Sukhorukov; Markus Kürschner; Ulrich Zimmermann
Dielectric properties of alginate beads and bound water relaxation studied by electrorotation.
Biopolymers 1999;50(3):227-37.
1999: H Mussauer; Vladimir Sukhorukov; Axel Haase; Ulrich Zimmermann
Resistivity of red blood cells against high-intensity, short-duration electric field pulses induced by chelating agents.
The Journal of membrane biology 1999;170(2):121-33.
1999: C Ryser; J Wang; Saskia Mimietz; Ulrich Zimmermann
Determination of the individual electrical and transport properties of the plasmalemma and the tonoplast of the giant marine alga Ventricaria ventricosa by means of the integrated perfusion/charge-pulse technique: evidence for a multifolded tonoplast.
The Journal of membrane biology 1999;168(2):183-97.
1999: M Rokitta; Ulrich Zimmermann; Axel Haase
Fast NMR flow measurements in plants using FLASH imaging.
Journal of magnetic resonance (San Diego, Calif. : 1997) 1999;137(1):29-32.
1999: M Rokitta; Andreas D Peuke; Ulrich Zimmermann; Axel Haase
Dynamic studies of phloem and xylem flow in fully differentiated plants by fast nuclear-magnetic-resonance microimaging.
Protoplasma 1999;209(1-2):126-31.
1998: Markus Kürschner; Katja Nielsen; Christian Andersen; Vladimir Sukhorukov; Wolfdieter A Schenk; Roland Benz; Ulrich Zimmermann
Interaction of lipophilic ions with the plasma membrane of mammalian cells studies by electrorotation.
Biophysical journal 1998;74(6):3031-43.
1998: Vladimir Sukhorukov; H Mussauer; Ulrich Zimmermann
The effect of electrical deformation forces on the electropermeabilization of erythrocyte membranes in low- and high-conductivity media.
The Journal of membrane biology 1998;163(3):235-45.
1998: H Peter Vollmers; Ulrich Zimmermann; Veit Krenn; Wolfgang Timmermann; Bertram Illert; Frank Hensel; R Hermann; Arnulf Thiede; M Wilhelm; H Rückle-Lanz; L Reindl; Hans Konrad Müller-Hermelink
Adjuvant therapy for gastric adenocarcinoma with the apoptosis-inducing human monoclonal antibody SC-1: first clinical and histopathological results.
Oncology reports 1998;5(3):549-52.
1998: Ralf Kaldenhoff; K Grote; J J Zhu; Ulrich Zimmermann
Significance of plasmalemma aquaporins for water-transport in Arabidopsis thaliana.
The Plant journal : for cell and molecular biology 1998;14(1):121-8.
1998: E Kuchenbrod; E Kahler; F Thürmer; Ralf Deichmann; Ulrich Zimmermann; Axel Haase
Functional magnetic resonance imaging in intact plants--quantitative observation of flow in plant vessels.
Magnetic resonance imaging 1998;16(3):331-8.
1998: H Peter Vollmers; Frank Hensel; R Hermann; Jobst Dämmrich; Ewa Wozniak; Petra Gessner; B Herrmann; Ulrich Zimmermann; Hans Konrad Müller-Hermelink
Tumor-specific apoptosis induced by the human monoclonal antibody SC-1: a new therapeutical approach for stomach cancer.
Oncology reports 1998;5(1):35-40.
1998: Vladimir Sukhorukov; R Benkert; Gerhard Obermeyer; Friedrich-Wilhelm Bentrup; Ulrich Zimmermann
Electrorotation of isolated generative and vegetative cells, and of intact pollen grains of Lilium longiflorum.
The Journal of membrane biology 1998;161(1):21-32.
1997: J Wang; I Spiess; C Ryser; Ulrich Zimmermann
Separate determination of the electrical properties of the tonoplast and the plasmalemma of the giant-celled alga Valonia utricularis: vacuolar perfusion of turgescent cells with nystatin and other agents.
The Journal of membrane biology 1997;157(3):311-21.
1997: G Klöck; A Pfeffermann; C Ryser; P Gröhn; Beate Kuttler; Hans-Jürgen Hahn; Ulrich Zimmermann
Biocompatibility of mannuronic acid-rich alginates.
Biomaterials 1997;18(10):707-13.
1997: P Gröhn; G Klöck; Ulrich Zimmermann
Collagen-coated Ba(2+)-alginate microcarriers for the culture of anchorage-dependent mammalian cells.
BioTechniques 1997;22(5):970-5.
1997: Andreas Simm; G Bertsch; H Frank; Ulrich Zimmermann; J Hoppe
Cell death of AKR-2B fibroblasts after serum removal: a process between apoptosis and necrosis.
Journal of cell science 1997;110 ( Pt 7)():819-28.
1996: C S Djuzenova; Ulrich Zimmermann; H Frank; Vladimir Sukhorukov; E Richter; G Fuhr
Effect of medium conductivity and composition on the uptake of propidium iodide into electropermeabilized myeloma cells.
Biochimica et biophysica acta 1996;1284(2):143-52.
1996: G Klöck; M B Kowalski; B J Hering; M E Eiden; A Weidemann; S Langer; Ulrich Zimmermann; KF Federlin; R G Bretzel
Fractions from commercial collagenase preparations: use in enzymic isolation of the islets of Langerhans from porcine pancreas.
Cell transplantation 1996;5(5):543-51.
1996: Vladimir Sukhorukov; Ulrich Zimmermann
Electrorotation of erythrocytes treated with dipicrylamine: mobile charges within the membrane show their "signature" in rotational spectra.
The Journal of membrane biology 1996;153(2):161-9.
1996: H Peter Vollmers; E Wozniak; E Stepien-Bötsch; Ulrich Zimmermann; Hans Konrad Müller-Hermelink
A rapid method for purification of monoclonal human IgM from mass culture.
Human antibodies and hybridomas 1996;7(1):37-41.
1995: Vladimir Sukhorukov; C S Djuzenova; H Frank; W M Arnold; Ulrich Zimmermann
Electropermeabilization and fluorescent tracer exchange: the role of whole-cell capacitance.
Cytometry 1995;21(3):230-40.
1995: J Wang; Roland Benz; Ulrich Zimmermann
Effects of light and inhibitors of ATP-synthesis on the chloride carrier of the alga Valonia utricularis: is the carrier a chloride pump?
Biochimica et biophysica acta 1995;1233(2):185-97.
1995: Ulrich Zimmermann; L Love-Homan; P Gessner; D Clark; G Klöck; Frederick C Johlin; Garry Neil
Generation of a human monoclonal antibody to hepatitis C virus, JRA1 by activation of peripheral blood lymphocytes and hypo-osmolar electrofusion.
Human antibodies and hybridomas 1995;6(2):77-80.
1995: Veit Krenn; P von Landenberg; E Wozniak; C Kissler; H K Hermelink; Ulrich Zimmermann; H Peter Vollmers
Efficient immortalization of rheumatoid synovial tissue B-lymphocytes. A comparison between the techniques of electric field-induced and PEG fusion.
Human antibodies and hybridomas 1995;6(2):47-51.
1994: J Wang; Ulrich Zimmermann; Roland Benz
Contribution of electrogenic ion transport to impedance of the algae Valonia utricularis and artificial membranes.
Biophysical journal 1994;67(4):1582-93.
1994: Vladimir Sukhorukov; C S Djuzenova; W M Arnold; Ulrich Zimmermann
DNA, protein, and plasma-membrane incorporation by arrested mammalian cells.
The Journal of membrane biology 1994;142(1):77-92.
1994: U Siebers; Tobias Zekorn; A Horcher; G Klöck; Roland Houben; H Frank; R G Bretzel; Ulrich Zimmermann; KF Federlin
Microencapsulated transplantation of allogeneic islets into specifically presensitized recipients.
Transplantation proceedings 1994;26(2):787-8.
1994: A Horcher; Tobias Zekorn; U Siebers; G Klöck; H Frank; Roland Houben; R G Bretzel; Ulrich Zimmermann; KF Federlin
Transplantation of microencapsulated islets in rats: evidence for induction of fibrotic overgrowth by islet alloantigens released from microcapsules.
Transplantation proceedings 1994;26(2):784-6.
1994: C S Djuzenova; Vladimir Sukhorukov; G Klöck; W M Arnold; Ulrich Zimmermann
Effect of electric field pulses on the viability and on the membrane-bound immunoglobulins of LPS-activated murine B-lymphocytes: correlation with the cell cycle.
Cytometry 1994;15(1):35-45.
1994: P Gröhn; G Klöck; J Schmitt; Ulrich Zimmermann; A Horcher; R G Bretzel; B J Hering; Daniel Brandhorst; Heide Brandhorst; Tobias Zekorn
Large-scale production of Ba(2+)-alginate-coated islets of Langerhans for immunoisolation.
Experimental and clinical endocrinology 1994;102(5):380-7.
1994: G Klöck; H Frank; Roland Houben; Tobias Zekorn; A Horcher; U Siebers; M Wöhrle; KF Federlin; Ulrich Zimmermann
Production of purified alginates suitable for use in immunoisolated transplantation.
Applied microbiology and biotechnology 1994;40(5):638-43.
1993: G Klöck; U Siebers; A Pfeffermann; J Schmitt; Roland Houben; KF Federlin; Ulrich Zimmermann
[Immunologic isolation of transplanted islets of Langerhans: microcapsules with defined molecular limits].
Immunität und Infektion 1993;21(6):183-4.
1993: W M Arnold; Ulrich Zimmermann
Dielectric properties of zwitterion solutions.
Biochemical Society transactions 1993;21(4):475S.
1993: I Spiess; J Wang; Roland Benz; Ulrich Zimmermann
Characterization of the chloride carrier in the plasmalemma of the alga Valonia utricularis: the inhibition by 4,4'-diisothiocyanatostilbene-2,2'-disulfonic acid.
Biochimica et biophysica acta 1993;1149(1):93-101.
1993: J Wang; G Wehner; Roland Benz; Ulrich Zimmermann
Harmonic system analysis of the algae Valonia utricularis: contribution of an electrogenic transport system to gain and phase-shift of the transfer function.
Biophysical journal 1993;64(6):1657-67.
1993: W M Arnold; A G Gessner; Ulrich Zimmermann
Dielectric measurements on electro-manipulation media.
Biochimica et biophysica acta 1993;1157(1):32-44.
1993: J Wang; Ulrich Zimmermann; Roland Benz
The voltage-dependent step of the chloride transporter of Valonia utricularis encounters a Nernst-Planck and not an Eyring type of potential energy barrier.
Biophysical journal 1993;64(4):1004-16.
1993: H Peter Vollmers; P von Landenberg; Jobst Dämmrich; K Stulle; E Wozniak; C Ringdörfer; Hans Konrad Müller-Hermelink; B Herrmann; Ulrich Zimmermann
Electro-immortalization of B lymphocytes isolated from stomach carcinoma biopsy material.
Hybridoma 1993;12(2):221-5.
1993: U Siebers; A Horcher; R G Bretzel; G Klöck; Ulrich Zimmermann; KF Federlin; Tobias Zekorn
Transplantation of free and microencapsulated islets in rats: evidence for the requirement of an increased islet mass for transplantation into the peritoneal site.
The International journal of artificial organs 1993;16(2):96-9.
1993: Vladimir Sukhorukov; W M Arnold; Ulrich Zimmermann
Hypotonically induced changes in the plasma membrane of cultured mammalian cells.
The Journal of membrane biology 1993;132(1):27-40.
1993: C Wilhelm; M Winterhalter; Ulrich Zimmermann; Roland Benz
Kinetics of pore size during irreversible electrical breakdown of lipid bilayer membranes.
Biophysical journal 1993;64(1):121-8.
1993: Garry Neil; Ulrich Zimmermann
Electroinjection.
Methods in enzymology 1993;221():339-61.
1993: Garry Neil; Ulrich Zimmermann
Electrofusion.
Methods in enzymology 1993;220():174-96.
1993: Tobias Zekorn; H Entenmann; A Horcher; U Siebers; G Klöck; Ulrich Zimmermann; KF Federlin; R G Bretzel
Lymphoid activation by micro- and macroencapsulated islets during mixed lymphocyte islet culture.
Acta diabetologica 1993;30(4):238-42.
1992: Tobias Zekorn; G Klöck; A Horcher; U Siebers; M Wöhrle; M Kowalski; M W Arnold; KF Federlin; R G Bretzel; Ulrich Zimmermann
Lymphoid activation by different crude alginates and the effect of purification.
Transplantation proceedings 1992;24(6):2952-3.
1992: A Horcher; Tobias Zekorn; U Siebers; G Klöck; R Schnettler; M Arnold; KF Federlin; Ulrich Zimmermann; R G Bretzel
Insulin release from different models of a bioartificial pancreas (microencapsulation versus alginate-coating).
Transplantation proceedings 1992;24(6):2950-1.
1992: A Salek; R Schnettler; Ulrich Zimmermann
Stably inherited killer activity in industrial yeast strains obtained by electrotransformation.
FEMS microbiology letters 1992;75(2-3):103-9.
1992: U Siebers; Tobias Zekorn; A Horcher; B Hering; R G Bretzel; Ulrich Zimmermann; KF Federlin
In vitro testing of rat and porcine islets microencapsulated in barium alginate beads.
Transplantation proceedings 1992;24(3):950-1.
1992: Tobias Zekorn; U Siebers; A Horcher; R Schnettler; G Klöck; R G Bretzel; Ulrich Zimmermann; KF Federlin
Barium-alginate beads for immunoisolated transplantation of islets of Langerhans.
Transplantation proceedings 1992;24(3):937-9.
1992: W M Arnold; B G Klarmann; Vladimir Sukhorukov; Ulrich Zimmermann
Membrane accommodation in hypo-osmotically-treated, and in giant electrofused cells.
Biochemical Society transactions 1992;20(2):120S.
1992: Ulrich Zimmermann; G Klöck; KF Federlin; K Hannig; M Kowalski; R G Bretzel; A Horcher; H Entenmann; U Sieber; Tobias Zekorn
Production of mitogen-contamination free alginates with variable ratios of mannuronic acid to guluronic acid by free flow electrophoresis.
Electrophoresis 1992;13(5):269-74.
1992: D W Sammons; Ulrich Zimmermann; Norman R Klinman; P Gessner; R C Humphreys; S P Emmons; Garry Neil
An experimental system for determining the influence of microgravity on B lymphocyte activation and cell fusion.
Advances in space research : the official journal of the Committee on Space Research (COSPAR) 1992;12(1):363-72.
1992: Ulrich Zimmermann; G Klöck; P Gessner; D W Sammons; Garry Neil
Microscale production of hybridomas by hypo-osmolar electrofusion.
Human antibodies and hybridomas 1992;3(1):14-8.
1992: Tobias Zekorn; U Siebers; A Horcher; R Schnettler; Ulrich Zimmermann; R G Bretzel; KF Federlin
Alginate coating of islets of Langerhans: in vitro studies on a new method for microencapsulation for immuno-isolated transplantation.
Acta diabetologica 1992;29(1):41-5.
1991: S Perkins; Ulrich Zimmermann; Steven K H Foung
Parameters to enhance human hybridoma formation with hypoosmolar electrofusion.
Human antibodies and hybridomas 1991;2(3):155-9.
1991: E Pfister; G Klöck; Ulrich Zimmermann
Selection of hybrid plants obtained by electrofusion of vacuolated x evacuolated plant protoplasts in hypo-osmolar solution.
Biochimica et biophysica acta 1991;1062(1):13-8.
1991: J Wang; G Wehner; Roland Benz; Ulrich Zimmermann
Influence of external chloride concentration on the kinetics of mobile charges in the cell membrane of Valonia utricularis: Evidence for the existence of a chloride carrier.
Biophysical journal 1991;59(1):235-48.
1990: Ulrich Zimmermann; P Gessner; R Schnettler; S Perkins; Steven K H Foung
Efficient hybridization of mouse-human cell lines by means of hypo-osmolar electrofusion.
Journal of immunological methods 1990;134(1):43-50.
1990: Steven K H Foung; S Perkins; K Kafadar; P Gessner; Ulrich Zimmermann
Development of microfusion techniques to generate human hybridomas.
Journal of immunological methods 1990;134(1):35-42.
1990: Ulrich Zimmermann; R Schnettler; G Klöck; H Watzka; Edwin Donath; R W Glaser
Mechanisms of electrostimulated uptake of macromolecules into living cells.
Die Naturwissenschaften 1990;77(11):543-5.
1990: M Kowalski; K Hannig; G Klöck; P Gessner; Ulrich Zimmermann; Garry Neil; D W Sammons
Electrofused mammalian cells analyzed by free-flow electrophoresis.
BioTechniques 1990;9(3):322-41.
1990: K Hannig; M Kowalski; G Klöck; Ulrich Zimmermann; V Mang
Free-flow electrophoresis under microgravity: evidence for enhanced resolution of cell separation.
Electrophoresis 1990;11(8):600-4.
1990: A Salek; R Schnettler; Ulrich Zimmermann
Transmission of killer activity into laboratory and industrial strains of Saccharomyces cerevisiae by electroinjection.
FEMS microbiology letters 1990;58(1):67-72.
1990: G Klöck; Ulrich Zimmermann
Facilitated electrofusion of vacuolated x evacuolated oat mesophyll protoplasts in hypo-osmolar media after alignment with an alternating field of modulated strength.
Biochimica et biophysica acta 1990;1025(1):87-93.
1990: X Hu; W M Arnold; Ulrich Zimmermann
Alterations in the electrical properties of T and B lymphocyte membranes induced by mitogenic stimulation. Activation monitored by electro-rotation of single cells.
Biochimica et biophysica acta 1990;1021(2):191-200.
1989: R Däumler; Ulrich Zimmermann
High yields of stable transformants by hypo-osmolar plasmid electroinjection.
Journal of immunological methods 1989;122(2):203-10.
1989: J J Schmitt; Ulrich Zimmermann
Enhanced hybridoma production by electrofusion in strongly hypo-osmolar solutions.
Biochimica et biophysica acta 1989;983(1):42-50.
1989: J J Schmitt; Ulrich Zimmermann; P Gessner
Electrofusion of osmotically treated cells. High and reproducible yields of hybridoma cells.
Die Naturwissenschaften 1989;76(3):122-3.
1989: W M Arnold; Rita K Schmutzler; Safaa Al-Hasani; Dieter Krebs; Ulrich Zimmermann
Differences in membrane properties between unfertilised and fertilised single rabbit oocytes demonstrated by electro-rotation. Comparison with cells from early embryos.
Biochimica et biophysica acta 1989;979(1):142-6.
1988: W M Arnold; Ulrich Zimmermann; W Heiden; J Ahlers
The influence of tetraphenylborates (hydrophobic anions) on yeast cell electro-rotation.
Biochimica et biophysica acta 1988;942(1):96-106.
1988: W M Arnold; Ulrich Zimmermann; W Pauli; M Benzing; C Niehrs; J Ahlers
The comparative influence of substituted phenols (especially chlorophenols) on yeast cells assayed by electro-rotation and other methods.
Biochimica et biophysica acta 1988;942(1):83-95.
1988: Helga Stopper; Ulrich Zimmermann; Garry Neil
Increased efficiency of transfection of murine hybridoma cells with DNA by electropermeabilization.
Journal of immunological methods 1988;109(1):145-51.
1988: U Bertsche; Ulrich Zimmermann
Analysis of X-ray induced aberrations in mammalian chromosomes by electrofusion induced premature chromosome condensation.
Radiation and environmental biophysics 1988;27(3):201-12.
1987: W M Arnold; Rita K Schmutzler; A G Schmutzler; Hans van der Ven; Safaa Al-Hasani; Dieter Krebs; Ulrich Zimmermann
Electro-rotation of mouse oocytes: single-cell measurements of zona-intact and zona-free cells and of the isolated zona pellucida.
Biochimica et biophysica acta 1987;905(2):454-64.
1987: K H Büchner; L Walter; Ulrich Zimmermann
Influence of anaesthetics on the movement of the mobile charges in the algal cell membrane of Valonia utricularis.
Biochimica et biophysica acta 1987;903(2):241-7.