ACKER, Helmut: search on Z-Library

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1

[Recent Results in Cancer Research] Spheroids in Cancer Research Volume 95 || Growth and Cellular Characteristics of Multicell Spheroids

Acker, Helmut, Carlsson, Jörgen, Durand, Ralph, Sutherland, Robert M.

Year:

1984

Language:

english

File:

PDF, 3.46 MB

english, 1984

2

Single- and two-photon spectral imaging of intrinsic fluorescence of transformed human hepatocytes

Bartek Rajwa, Tytus Bernas, Helmut Acker, Jurek Dobrucki, J.P. Robinson

Journal:

Microscopy Research and Technique

Year:

2007

Language:

english

File:

PDF, 569 KB

english, 2007

3

The kinetics of local tissue(P_{{ ext{O}}_{ ext{2}} } )decrease after perfusion stop within the carotid body of the cat in vivo and in vitro

Helmut Acker, Dietrich W. Lübbers

Journal:

Pflügers Archiv European Journal of Physiology

Year:

1977

Language:

english

File:

PDF, 517 KB

english, 1977

4

Cytochromeb558and hydrogen peroxide production in small intensely fluorescent cells of sympathetic ganglia

W. Kummer, Helmut Acker

Journal:

Histochemistry and Cell Biology

Year:

1997

Language:

english

File:

PDF, 1.74 MB

english, 1997

5

Cellular Oxygen Sensors

Journal:

Annals of the New York Academy of Sciences

Year:

1994

Language:

english

File:

PDF, 672 KB

english, 1994

6

Chemoreceptors and Chemoreceptor Reflexes || The Cardiovascular Response to Systemic Hypoxia in the CAT: The Role of the Renin-Angiotensin System

Acker, Helmut, Trzebski, Andrzej, O’Regan, Ronan G.

Year:

1990

Language:

english

File:

PDF, 1.03 MB

english, 1990

7

Relationship between tissue pO2 and chemoreceptor activity of the carotid body in vitro

Marco Delpiano, Helmut Acker

Journal:

Year:

1980

Language:

english

File:

PDF, 1.40 MB

english, 1980

8

Oxygen transport capacity of the capillary blood within the carotid body

Helmut Acker, Dietrich W. Lübbers

Journal:

Pflügers Archiv European Journal of Physiology

Year:

1976

Language:

english

File:

PDF, 490 KB

english, 1976

9

Cobalt and desferrioxamine reveal crucial members of the oxygen sensing pathway in HepG2 cells

Ehleben, Wilhelm, Porwol, Torsten, Fandrey, Joachim, Kummer, Wolfgang, Acker, Helmut

Journal:

Kidney International

Year:

1997

Language:

english

File:

PDF, 994 KB

english, 1997

10

Penetration of Substances into Tumor Tissue: A Methodological Study with Microelectrodes and Cellular Spheroids

Thore Nederman, Helmut Acker and Jörgen Carlsson

Journal:

Year:

1983

Language:

english

File:

PDF, 689 KB

english, 1983

11

Two-Photon Imaging of Cellular Activities in Oxygen Sensing Tissues

Wotzlaw, Christoph, Berchner-Pfannschmidt, Utta, Fandrey, Joachim, Acker, Helmut

Journal:

Microscopy and Microanalysis

Year:

2008

Language:

english

File:

PDF, 983 KB

english, 2008

12

Tumorâinduced angiogenesis studied in confrontation cultures of multicellular tumor spheroids and embryoid bodies grown from pluripotent embryonic stem cells

Wartenberg, Maria, DÃNmez, Fatma, C. Ling, Frederike, Acker, Helmut, Hescheler, JÃRgen, Sauer, Heinrich

Journal:

The FASEB Journal

Year:

2001

File:

PDF, 600 KB

2001

13

Cobalt chloride and desferrioxamine antagonize the inhibition of erythropoietin production by reactive oxygen species

Fandrey, Joachim, Frede, Stilla, Ehleben, Wilhelm, Porwol, Torsten, Acker, Helmut, Jelkmann, Wolfgang

Journal:

Kidney International

Year:

1997

Language:

english

File:

PDF, 451 KB

english, 1997

14

Influence of the oxygen pressure in the culture medium on the oxygenation of different types of multicellular spheroids

Jörgen Carlsson, Helmut Acker

Journal:

International Journal of Radiation Oncology*Biology*Physics

Year:

1985

Language:

english

File:

PDF, 1.25 MB

english, 1985

15

[Recent Results in Cancer Research] Spheroids in Cancer Research Volume 95 || Liquid-Overlay Culture of Cellular Spheroids

Acker, Helmut, Carlsson, Jörgen, Durand, Ralph, Sutherland, Robert M.

Year:

1984

Language:

english

File:

PDF, 3.00 MB

english, 1984

16

Das glomus caroticum ein modell, um die chemoreception zu verstehen

Journal:

Naturwissenschaften (The Science of Nature)

Year:

1976

Language:

german

File:

PDF, 1.40 MB

german, 1976

17

Extracellular pH changes in the superfused cat carotid body during hypoxia and hypercapnia

Marco A. Delpiano, Helmut Acker

Journal:

Year:

1985

Language:

english

File:

PDF, 1.00 MB

english, 1985

18

[Recent Results in Cancer Research] Spheroids in Cancer Research Volume 95 || Microenvironmental Conditions in Multicellular Spheroids Grown Under Liquid-Overlay Tissue Culture Conditions

Acker, Helmut, Carlsson, Jörgen, Durand, Ralph, Sutherland, Robert M.

Year:

1984

Language:

english

File:

PDF, 2.18 MB

english, 1984

19

APCO2surface electrode working on the principle of electrical conductivity

Karl Lis, Helmut Acker, Dietrich Werner Lübbers, Martin Halle

Journal:

Pflügers Archiv European Journal of Physiology

Year:

1979

Language:

english

File:

PDF, 331 KB

english, 1979

20

Quantitative recording of vitality patterns in living multicellular spheroids by confocal microscopy

Maria Wartenberg, Helmut Acker

Journal:

Year:

1995

Language:

english

File:

PDF, 1.08 MB

english, 1995

21

Reactive Oxygen Species in Health and Disease || The Oxygen Sensing Signal Cascade under the Influence of Reactive Oxygen Species

Journal:

Philosophical Transactions Biological Sciences

Year:

2005

Language:

english

File:

PDF, 2.59 MB

english, 2005

22

ELECTRO-PHYSIOLOGICAL MEASUREMENTS IN CULTURED CELLULAR SPHEROIDS

Helmut Acker, JöRgen Carlsson, CARL-GöRan Stålnacke

Journal:

Year:

1983

Language:

english

File:

PDF, 731 KB

english, 1983

23

Retention and processing of the monoclonal anti-prostate E4 antibody after binding to prostatic adenocarcinoma DU 145 cells

Magnus Essand, P. Lögdahl, Sten Nilsson, Maria Wartenberg, Helmut Acker, J. Carlsson

Journal:

Cancer Immunology, Immunotherapy

Year:

1996

Language:

english

File:

PDF, 282 KB

english, 1996

24

[Methods in Enzymology] Oxygen Sensing Volume 381 || Deciphering the Oxygen Sensing Pathway by Microscopy

Year:

2004

Language:

english

File:

PDF, 745 KB

english, 2004

25

Chemoreceptor Discharges and Cytochrome Redox Changes of the Rat Carotid Body: Role of Heme Ligands

Sukhamay Lahiri, Wilhelm Ehleben and Helmut Acker

Journal:

Proceedings of the National Academy of Sciences

Year:

1999

Language:

english

File:

PDF, 1.42 MB

english, 1999

26

VEGF production, cell proliferation and apoptosis of human IGR 1 melanoma cells under nIFN-α/β and rIFN-γ treatment

Brigitte Bölling, Joachim Fandrey, Peter J. Frosch, Helmut Acker

Journal:

Experimental Dermatology

Year:

2000

Language:

english

File:

PDF, 629 KB

english, 2000

27

Penetration of substances into tumor tissue: A methodological study with microelectrodes and cellular spheroids

Thore Nederman, Helmut Acker, Jörgen Carlsson

Journal:

In Vitro Cellular & Developmental Biology - Plant

Year:

1983

Language:

english

File:

PDF, 1.35 MB

english, 1983

28

Tissue oxygen sensor function of NADPH oxidase isoforms, an unusual cytochrome aa3 and reactive oxygen species

Torsten Porwol, Wilhelm Ehleben, Verena Brand, Helmut Acker

Journal:

Respiration Physiology

Year:

2001

Language:

english

File:

PDF, 2.67 MB

english, 2001

29

Three-Dimensional Organization of Microtubules in Tumor Cells Studied by Confocal Laser Scanning Microscopy and Computer-Assisted Deconvolution and Image Reconstruction

Strohmaier, Anja-Rose, Porwol, Torsten, Acker, Helmut, Spiess, Eberhard

Journal:

Cells Tissues Organs

Year:

2000

Language:

english

File:

PDF, 393 KB

english, 2000

30

Involvement of a local Fenton reaction in the reciprocal modulation by O2 of the glucagon-dependent activation of the phosphoenolpyruvate carboxykinase gene and the insulin-dependent activation of the glucokinase gene in rat hepatocytes

KIETZMANN, Thomas, PORWOL, Torsten, ZIEROLD, Karl, JUNGERMANN, Kurt, ACKER, Helmut

Journal:

Biochemical Journal

Year:

1998

Language:

english

File:

PDF, 505 KB

english, 1998

31

Carotid body Type I cells engage flavoprotein and Pin1 for oxygen sensing

Bernardini, AndrÃ©, Wolf, Alexandra, Brockmeier, Ulf, Riffkin, Helena, Metzen, Eric, Acker-Palmer, Amparo, Fandrey, Joachim, Acker, Helmut

Journal:

American journal of physiology. Cell physiology

Year:

2020

File:

PDF, 3.67 MB

2020

32

CPAnet RegistryâAn International Chronic Pulmonary Aspergillosis Registry

Laursen, Christian B., Davidsen, Jesper RÃ¸mhild, Van Acker, Lander, Salzer, Helmut J.F., Seidel, Danila, Cornely, Oliver A., Hoenigl, Martin, Alastruey-Izquierdo, Ana, Hennequin, Christophe, Godet, C

Journal:

Journal of Fungi

Year:

2020

File:

PDF, 273 KB

2020

33

Primary Liver Cell Cultures Grown on Gas Permeable Membrane as Source for the Collection of Primary Bile

Ernst Petzinger, Wolfram Föllmann , Helmut Acker, Joachim Hentschel, Karl Zierold and Rolf K. H. Kinne

Journal:

In Vitro Cellular & Developmental Biology

Year:

1988

Language:

english

File:

PDF, 1.34 MB

english, 1988

34

Relations between ph, oxygen partial pressure and growth in cultured cell spheroids

Jörgen Carlsson, Helmut Acker

Journal:

International Journal of Cancer

Year:

1988

Language:

english

File:

PDF, 639 KB

english, 1988

35

Primary liver cell cultures grown on gas permeable membrane as source for the collection of primary bile

Ernst Petzinger, Wolfram Föllmann, Helmut Acker, Joachim Hentschel, Karl Zierold, Rolf K. H. Kinne

Journal:

In Vitro Cellular & Developmental Biology - Plant

Year:

1988

Language:

english

File:

PDF, 2.82 MB

english, 1988

36

The expression of the NADPH oxidase subunit p22phox is regulated by a redox-sensitive pathway in endothelial cells

Talija Djordjevic, Alexej Pogrebniak, Rachida S. BelAiba, Steve Bonello, Christoph Wotzlaw, Helmut Acker, John Hess, Agnes Görlach

Journal:

Free Radical Biology and Medicine

Year:

2005

Language:

english

File:

PDF, 762 KB

english, 2005

37

Oxygen Supply and Oxygen-Dependent Gene Expression in Differentiating Embryonic Stem Cells

Max Gassmann, Joachim Fandrey, Sandrine Bichet, Maria Wartenberg, Hugo H. Marti, Christian Bauer, Roland H. Wenger and Helmut Acker

Journal:

Proceedings of the National Academy of Sciences

Year:

1996

Language:

english

File:

PDF, 1.25 MB

english, 1996

38

Acupuncture–brain interactions as hypothesized by mood scale recordings

Acker, Helmut, Schmidt-Rathjens, Claudia, Acker, Till, Fandrey, Joachim, Ehleben, Wilhelm

Journal:

Medical Hypotheses

Year:

2015

Language:

english

File:

PDF, 1.96 MB

english, 2015

39

Reactive oxygen species modulate HIF-1 mediated PAI-1 expression: involvement of the GTPase Rac1

Görlach, Agnes, Berchner-Pfannschmidt, Utta, Wotzlaw, Christoph, Cool, Robbert, Fandrey, Joachim, Acker, Helmut, Jungermann, Kurt, Kietzmann, Thomas

Journal:

Thrombosis and Haemostasis

Year:

2003

Language:

english

File:

PDF, 313 KB

english, 2003

40

pO2- and pH-gradients in multicellular spheroids and their relationship to cellular metabolism and radiation sensitivity of malignant human tumor cells

Görlach, Agnes, Acker, Helmut

Journal:

Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease

Year:

1994

Language:

english

File:

PDF, 793 KB

english, 1994

41

The influence of nickel and cobalt on putative members of the oxygen-sensing pathway of erythropoietin-producing HepG2 cells

Torsten Porwol, Wilhelm Ehleben, Karl Zierold, Joachim Fandrey, Helmut Acker

Journal:

Year:

1998

Language:

english

File:

PDF, 787 KB

english, 1998

42

Doxorubicin distribution in multicellular prostate cancer spheroids evaluated by confocal laser scanning microscopy and the “optical probe technique”

Maria Wartenberg, Jürgen Hescheler, Helmut Acker, Heike Diedershagen, Heinrich Sauer

Journal:

Cytometry Part A

Year:

1998

Language:

english

File:

PDF, 249 KB

english, 1998

43

Rac1, and not Rac2, is involved in the regulation of the intracellular hydrogen peroxide level in HepG2 cells

COOL, Robbert H., MERTEN, Evelyne, THEISS, Christiane, ACKER, Helmut

Journal:

Biochemical Journal

Year:

1998

Language:

english

File:

PDF, 302 KB

english, 1998

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