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1

Evaluation of criteria for bioreactor comparison and operation standardization for mammalian cell culture

Oscar Platas Barradas, Uwe Jandt, Linh Da Minh Phan, Mario E. Villanueva, Martin Schaletzky, Alexander Rath, Susann Freund, Udo Reichl, Eva Skerhutt, Sebastian Scholz, Thomas Noll, Volker Sandig, Ralf

Journal:

Engineering in Life Sciences

Year:

2012

Language:

english

File:

PDF, 932 KB

english, 2012

2

Reactions with indole derivatives, LIV. Enantioselective total synthesis of (19Z)-geissoschizine and of (16R,19Z)- and (16S,19Z)-isositsirikine

Ekkehard Winterfeldt, Ralf Freund

Journal:

European Journal of Organic Chemistry

Year:

1986

Language:

english

File:

PDF, 313 KB

english, 1986

3

Detection of residual aneuploid leukemic cells by “Continuous Gating”

Hans-Dieter Kleine, Immo Zech, Ralf Nowak, Uta Oelschlägel, Günther Kundt, Mathias Freund

Journal:

Cytometry Part A

Year:

1999

Language:

english

File:

PDF, 226 KB

english, 1999

4

A Convenient Synthetic Route to Spiro[indole-3,4′-piperidin]-2-ones

Ralf Freund, Werner W. K. R. Mederski

Journal:

Helvetica Chimica Acta

Year:

2000

Language:

english

File:

PDF, 153 KB

english, 2000

5

ChemInform Abstract: A Convenient Synthetic Route to Spiro[indole-3,4′-piperidin]-2-ones.

Ralf Freund, Werner W. K. R. Mederski

Journal:

Year:

2000

File:

PDF, 27 KB

2000

6

Diastereoselective Spirocyclization of C-(Alkyloxycarbonyl)formimines of 2-Substituted 1HIndole-3-ethanamines (= Tryptamines): Basic Studies. 5th Communication on Indoles, Indolenines, and Indolines

Ralf Freund, Siavosh Mahboobi, Klaus Noack, Peter Schonhölzer, Karl Bernauer

Journal:

Helvetica Chimica Acta

Year:

1990

Language:

english

File:

PDF, 955 KB

english, 1990

7

Diastereoselective Spirocyclization of Imines of 2-Substituted 1H-Indole-3-ethylamines ( = Trypatamines): Variation of the electrophile and the substituent at C(2) and its influence on the steric outcome. 6th Communication on indoles, indolenines, and indolines

Ralf Freund, Suzanna Martinović, Karl Bernauer

Journal:

Helvetica Chimica Acta

Year:

1992

Language:

english

File:

PDF, 337 KB

english, 1992

8

Derivatives of (2R)-N-Glyoxylbornane-10,2-sultam and Their Use as auxiliaries in the diastereoselective spirocyclization of 2-substituted tryptamines

Ralf Freund, Christos Allagiannis, Peter Schönholzer, Karl Bernauer

Journal:

Helvetica Chimica Acta

Year:

1994

Language:

english

File:

PDF, 453 KB

english, 1994

9

Erratum

Ralf Freund, Siavosh Mahboobi, Klaus Noack, Peter Schönholzer, Karl Bernauer

Journal:

Helvetica Chimica Acta

Year:

2005

Language:

english

File:

PDF, 36 KB

english, 2005

10

Reactions with indole derivatives, LVI. Enantioselective total synthesis of the 3ß-sitsirikines

Ralf Freund, Ekkehard Winterfeldt

Journal:

European Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 237 KB

english, 1988

11

Simultaneous measurement of cellular respiration and acidification with a single CMOS ISFET

Mirko Lehmann, Werner Baumann, Martin Brischwein, Hans-Jürgen Gahle, Ingo Freund, Ralf Ehret, Sabine Drechsler, Heiko Palzer, Martin Kleintges, Ullrich Sieben, Bernhard Wolf

Journal:

Biosensors and Bioelectronics

Year:

2001

Language:

english

File:

PDF, 484 KB

english, 2001

12

l-Arginine counteracts nitric oxide deficiency and improves the recovery phase of ischemic acute renal failure in rats

Schneider, Reinhard, Raff, Ulrike, Vornberger, Nicole, Schmidt, Monika, Freund, Ralf, Reber, Mark, Schramm, Lothar, Gambaryan, Stepan, Wanner, Christoph, Schmidt, Harald H.H.W., Galle, Jan

Journal:

Kidney International

Year:

2003

Language:

english

File:

PDF, 897 KB

english, 2003

13

Cell therapy using microencapsulated 293 cells transfected with a gene construct expressing CYP2B1, an ifosfamide converting enzyme, instilled intra-arterially in patients with advanced-stage pancreatic carcinoma: a phase I/II study

M. Löhr, Zoltan Tibor Bago, Helga Bergmeister, Manfred Ceijna, Mathias Freund, Wolfgang Gelbmann, Walter H. Günzburg, Ralf Jesnowski, Johannes Hain, Karlheinz Hauenstein, Wolfgang Henninger, Anne Hoff

Journal:

Journal of Molecular Medicine

Year:

1999

Language:

english

File:

PDF, 97 KB

english, 1999

14

Non-invasive measurement of cell membrane associated proton gradients by ion-sensitive field effect transistor arrays for microphysiological and bioelectronical applications

Mirko Lehmann, Werner Baumann, Martin Brischwein, Ralf Ehret, Michael Kraus, Anne Schwinde, Matthias Bitzenhofer, Ingo Freund, Bernhard Wolf

Journal:

Biosensors and Bioelectronics

Year:

2000

Language:

english

File:

PDF, 1.06 MB

english, 2000

15

CT colonography using different reconstruction modi

Rainer Röttgen, Frank Fischbach, Michail Plotkin, Michael Lorenz, Torsten Freund, Ralf Jürgen Schröder, Roland R. Felix

Journal:

Clinical Imaging

Year:

2005

Language:

english

File:

PDF, 363 KB

english, 2005

16

Online monitoring of cell metabolism for studying pharmacodynamic effects

Elke Thedinga, Axel Kob, Heiko Holst, Andreas Keuer, Sabine Drechsler, Ricarda Niendorf, Werner Baumann, Ingo Freund, Mirko Lehmann, Ralf Ehret

Journal:

Toxicology and Applied Pharmacology

Year:

2007

Language:

english

File:

PDF, 2.61 MB

english, 2007

17

Flow cytometric DNA-quantification of three-color immunophenotyped cells for subpopulation specific determination of aneuploidy and proliferation

Uta Oelschlaegel, Daniel Freund, Ursula Range, Gerhard Ehninger, Ralf Nowak

Journal:

Journal of Immunological Methods

Year:

2001

Language:

english

File:

PDF, 181 KB

english, 2001

18

Cardiovascular effects of chronic treatment with a β2-adrenoceptor agonist relieving neuropathic pain in mice

Nada Choucair-Jaafar, Nadine Beetz, Ralf Gilsbach, Ipek Yalcin, Elisabeth Waltisperger, Marie-José Freund-Mercier, Laurent Monassier, Lutz Hein, Michel Barrot

Journal:

Neuropharmacology

Year:

2011

Language:

english

File:

PDF, 1.21 MB

english, 2011

19

Vibrational spectroscopy of CO adsorbed on supported ultra-small transition metal particles and single metal atoms

Martin Frank, Ralf Kühnemuth, Marcus Bäumer, Hans-Joachim Freund

Journal:

Surface Science

Year:

2000

Language:

english

File:

PDF, 222 KB

english, 2000

20

Phonons of clean and metal-modified oxide films: an infrared and HREELS study

Martin Frank, Kai Wolter, Norbert Magg, Michael Heemeier, Ralf Kühnemuth, Marcus Bäumer, Hans-Joachim Freund

Journal:

Surface Science

Year:

2001

Language:

english

File:

PDF, 862 KB

english, 2001

21

Batch-to-batch variability of two human designer cell lines - AGE1.HN and AGE1.HN.AAT - carried out by different laboratories under defined culture conditions using a mathematical model

Freund, Susann, Rath, Alexander, Barradas, Oscar Platas, Skerhutt, Eva, Scholz, Sebastian, Niklas, Jens, Sandig, Volker, Rose, Thomas, Heinzle, Elmar, Noll, Thomas, Pörtner, Ralf, Zeng, An Ping, Reich

Journal:

Engineering in Life Sciences

Year:

2013

Language:

english

File:

PDF, 485 KB

english, 2013

22

Metal Atoms and Particles on Oxide Supports: Probing Structure and Charge by Infrared Spectroscopy

Frank, Martin, Bäumer, Marcus, Kühnemuth, Ralf, Freund, Hans-Joachim

Journal:

Journal of Physical Chemistry B

Year:

2001

Language:

english

File:

PDF, 177 KB

english, 2001

23

CO2/HCO3−perturbations of simulated large scale gradients in a scale-down device cause fast transcriptional responses inCorynebacterium glutamicum

Buchholz, Jens, Graf, Michaela, Freund, Andreas, Busche, Tobias, Kalinowski, Jörn, Blombach, Bastian, Takors, Ralf

Journal:

Applied Microbiology and Biotechnology

Year:

2014

Language:

english

File:

PDF, 682 KB

english, 2014

24

Erratum to: CO2/HCO3−perturbations of simulated large scale gradients in a scale-down device cause fast transcriptional responses inCorynebacterium glutamicum

Buchholz, Jens, Graf, Michaela, Freund, Andreas, Busche, Tobias, Kalinowski, Jörn, Blombach, Bastian, Takors, Ralf

Journal:

Applied Microbiology and Biotechnology

Year:

2014

Language:

english

File:

PDF, 57 KB

english, 2014

25

Adsorption and reaction of ethene on oxide-supported Pd, Rh, and Ir particles

Frank, Martin, Bäumer, Marcus, Kühnemuth, Ralf, Freund, Hans-Joachim

Journal:

Journal of Vacuum Science & Technology A Vacuum Surfaces and Films

Year:

2001

Language:

english

File:

PDF, 484 KB

english, 2001

26

Entwicklung und Erprobung diagnostischer Mikrosensorarrays in Siliziumtechnologie für die individualisierte Chemotherapie, tumorbiologische Forschung und Entwicklung neuer Chemotherapeutika (Sreening)

Wolf, Bernhard, Brischwein, Martin, Baumann, Werner, Ehret, Ralf, Lehmann, Mirko, Henning, Tobias, Freund, Ingo

Journal:

Biomedical Engineering/ Biomedizinische Technik

Year:

2000

Language:

german

File:

PDF, 353 KB

german, 2000

27

L-Arginine Does Not Affect Renal Morphology and Cell Survival in Ischemic Acute Renal Failure in Rats

Raff, Ulrike, Schneider, Reinhard, Gambaryan, Stepan, Seibold, Stefan, Reber, Mark, Vornberger, Nicole, Freund, Ralf, Schramm, Lothar, Wanner, Christoph, Galle, Jan

Journal:

Nephron Physiology

Year:

2005

Language:

english

File:

PDF, 1.16 MB

english, 2005

28

Approach to a multiparametric sensor-chip-based tumor chemosensitivity assay

Henning, Tobias, Brischwein, Martin, Baumann, Werner, Ehret, Ralf, Freund, Ingo, Kammerer, Robert, Lehmann, Mirko, Schwinde, Anne, Wolf, Bernhard

Journal:

Anti-Cancer Drugs

Year:

2001

Language:

english

File:

PDF, 445 KB

english, 2001

29

Synthesais of Corynanthe Alkaloids Corynantheine, Hirsuteine, and the Isositsirkines

Ninomiya, Ichiya, Naito, Takeaki, Miyata, Okiko, Shinada, Tetsuro, Winterfeldt, Ekkehard, Freund, Ralf, Ishida, Toshimasa

Journal:

Year:

1990

Language:

english

File:

PDF, 1.06 MB

english, 1990

30

Nanotextured multicrystalline Al-BSF solar cells reaching 18% conversion efficiency using industrially viable solar cell processes

Kafle, Bishal, Mannan, Abdul, Freund, Timo, Clochard, Laurent, Duffy, Edward, Hofmann, Marc, Rentsch, Jochen, Preu, Ralf

Journal:

physica status solidi (RRL) - Rapid Research Letters

Year:

2015

Language:

english

File:

PDF, 460 KB

english, 2015

31

Engineering E. coli for Large-Scale Production – Strategies Considering ATP Expenses and Transcriptional Responses

Löffler, Michael, Simen, Joana Danica, Jäger, Günter, Schäferhoff, Karin, Freund, Andreas, Takors, Ralf

Journal:

Metabolic Engineering

Year:

2016

Language:

english

File:

PDF, 784 KB

english, 2016

32

SPIE Proceedings [SPIE International Symposium on Optical Science and Technology - Seattle, WA (Sunday 7 July 2002)] X-Ray Mirrors, Crystals, and Multilayers II - Topography measurement of nanometer synchrotron optics

Illemann, Jens, Geckeler, Ralf D., Weingartner, Ingolf, Schlewitt, Carsten, Grubert, Bernd, Schnabel, Olaf, Freund, Andreas K., Macrander, Albert T., Ishikawa, Tetsuya, Wood, James L.

Year:

2002

Language:

english

File:

PDF, 593 KB

english, 2002

33

Plasma-free Dry-chemical Texturing Process for High-efficiency Multicrystalline Silicon Solar Cells

Kafle, Bishal, Freund, Timo, Mannan, Abdul, Clochard, Laurent, Duffy, Edward, Werner, Sabrina, Saint-Cast, Pierre, Hofmann, Marc, Rentsch, Jochen, Preu, Ralf

Journal:

Energy Procedia

Year:

2016

Language:

english

File:

PDF, 684 KB

english, 2016

34

Building a National Framework for Adolescent and Young Adult Hematology and Oncology and Transition from Pediatric to Adult Care: Report of the Inaugural Meeting of the “AjET” Working Group of the German Society for Pediatric Oncology and Hematology

Escherich, Gabriele, Bielack, Stefan, Maier, Stephan, Braungart, Ralf, Brümmendorf, Tim H., Freund, Mathias, Grosse, Regine, Hoferer, Anette, Kampschulte, Rebecca, Koch, Barbara, Lauten, Melchior, Mil

Journal:

Journal of Adolescent and Young Adult Oncology

Year:

2016

Language:

english

File:

PDF, 127 KB

english, 2016

35

Switching between nitrogen and glucose limitation: Unraveling transcriptional dynamics in Escherichia coli

Löffler, Michael, Simen, Joana Danica, Müller, Jan, Jäger, Günter, Laghrami, Salaheddine, Schäferhoff, Karin, Freund, Andreas, Takors, Ralf, Takors, Ralf

Journal:

Journal of Biotechnology

Year:

2017

Language:

english

File:

PDF, 3.38 MB

english, 2017

36

Transcriptional response of Escherichia coli to ammonia and glucose fluctuations

Simen, Joana Danica, Löffler, Michael, Jäger, Günter, Schäferhoff, Karin, Freund, Andreas, Matthes, Jakob, Müller, Jan, Takors, Ralf

Journal:

Microbial Biotechnology

Year:

2017

Language:

english

File:

PDF, 786 KB

english, 2017

37

Impact of Extraction Methods on the Detectable Protein Complement of Metaproteomic Analyses of Marine Sediments

Wöhlbrand, Lars, Feenders, Christoph, Nachbaur, Jessica, Freund, Holger, Engelen, Bert, Wilkes, Heinz, Brumsack, Hans-Jürgen, Rabus, Ralf

Journal:

Year:

2017

Language:

english

File:

PDF, 1.12 MB

english, 2017

38

Front Cover: Impact of Extraction Methods on the Detectable Protein Complement of Metaproteomic Analyses of Marine Sediments

Wöhlbrand, Lars, Feenders, Christoph, Nachbaur, Jessica, Freund, Holger, Engelen, Bert, Wilkes, Heinz, Brumsack, Hans-Jürgen, Rabus, Ralf

Journal:

Year:

2017

File:

PDF, 2.08 MB

2017

39

JOINT CONSIDERATION OF SEWERAGE SYSTEM AND W ASTEW ATER TREATMENT PLANT

Otterpohl, Ralf, Freund, Martin, Sanz, Juan Pablo, Durchschlag, Andreas

Journal:

Water Science and Technology

Year:

1994

File:

PDF, 3.92 MB

1994

40

FcÎ³ Receptor IIB Controls Skin Inflammation in an Active Model of Epidermolysis Bullosa Acquisita

Kovacs, Balint, Tillmann, Jenny, Freund, Lisa-Christin, Nimmerjahn, Falk, Sadik, Christian D., Bieber, Katja, Ludwig, Ralf J., Karsten, Christian M., KÃ¶hl, JÃ¶rg

Journal:

Frontiers in Immunology

Year:

2020

File:

PDF, 8.17 MB

2020

41

Single-Molecule Super-Resolution Microscopy Reveals Heteromeric Complexes of MET and EGFR upon Ligand Activation

Harwardt, Marie-Lena I.E., SchrÃ¶der, Mark S., Li, Yunqing, Malkusch, Sebastian, Freund, Petra, Gupta, Shashi, Janjic, Nebojsa, Strauss, Sebastian, Jungmann, Ralf, Dietz, Marina S., Heilemann, Mike

Journal:

International Journal of Molecular Sciences

Year:

2020

File:

PDF, 4.52 MB

2020

42

Electron availability in CO 2 , CO and H 2 mixtures constrains flux distribution, energy management and product formation in Clostridium ljungdahlii

Hermann, Maria, Teleki, Attila, Weitz, Sandra, Niess, Alexander, Freund, Andreas, Bengelsdorf, Frank R., Takors, Ralf

Journal:

Microbial Biotechnology

Year:

2020

File:

PDF, 1.82 MB

2020

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