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News / Meetings

VISIT US AT:

 

ASCB | EMBO San Diego 2018
Annual Meeting of the American Society for Cell Biology and the European Molecular Biology Organization

Dec 08-12, 2018, San Diego, CA, USA
Booth Nr. 1137 (of 89Nort / Chroma Technology)

 

BPS Baltimore 2019
63rd Annual Meeting of the Biophysical Society

Mar 2-6, 2019, Baltimore, Maryland, USA
Booth Nr. 503

 

NWG Göttingen 2019
13th Meeting of the German Neuroscience Society

Mar 20-23, 2019, Göttingen, Germany
Booth Nr. 8

Recent Publications

Dzhura I, Chepurny OG, Kelley GG, Leech CA, Roe MW, Dzhura E, Afshari P, Malik S, Rindler MJ, Xu X, Lu Y, Smrcka AV (2010)
Epac2-dependent mobilization of intracellular CA2+ by glucagon-like peptide-1 receptor agonist exendin-4 is disrupted in ϐ-cells of phospholipase C-ε knockout mice
J Physiol 588.24, pp 4871-4889
Equipment used: flash lamp system JML-C2

Umeda N, Ueno T, Pohlmeyer C, Nagano T, Inoue T (2010)
A Photocleavable Rapamycin Conjugate for Spatiotemporal Control of Small GTPase Activity
J. Am. Chem. Soc. 2011, 133, 12-14
Equipment used: LED system UVILED

Klein C, Sachs WE, Henne U, Egami Y, Mai H, Ondrus V, Beifuss U (2010)
Application of Pressure-Sensitive Paint for Determination of Dynamic Surface Pressures on a 30 Hz Oscillating 2D profile in Transonic Flow
A. Dillmann et al. (Eds.): Numerical & Experimental Fluid Mechanics VII, NNFM 112, pp 323-330, Springer-Verlag
Equipment used: flash lamp system DLR-EP1

Kukley M, Nishiyama A, Dietrich D (2010)
The Fate of Synaptic Input to NG2 Glial Cells: Neurons Specifically Downregulate Transmitter Release onto Differentiating Oligodendroglial Cells
J Neuroscience, 30(24): 8320-8331
Equipment used: flash lamp system JML-C2


Cieluch E, Pietryga K, Sarewicz M, Osyczka A (2010)
Visualizing changes in electron distribution in coupled chains of cytochrome bc1 by modifying barrier for electron transfer between the FeS cluster and heme c1
Biochimia et Biophysica Acta 1797, 296-303
Equipment used: flash lamp system SP-20

Chepurny OG, Kelley GG, Dzhura I, Leech CA, Roe MW, Dzhura E, Li X, Schwede F, Genieser H-G, Holz GG (2010)
PKA-dependent potentiation of glucose-stimulated insulin secretion by Epac activator 8-pCPT-2'-O-Me-cAMP-AM in human islets of Langerhans
Am J Physiol Endocrinol Metab 298: E622-E633
Equipment used: flash lamp system JML-C2


Bönigk W, Loogen A, Seifert R, Kashikar N, Klemm C, Krause E, Hagen V, Kremmer E, Strünker T, Kaupp UB (2009)
An Atypical CNG Channel Activated by a Single cGMP Molecule Controls Sperm Chemotaxis
Science Signaling, Vol. 2 Issue 94, ra68
Equipment used: flash lamp system DP-10

Pifferi S, Dibattista M, Sagheddu C, Boccaccio A, Al Qteishat A, Ghirardi F, Tirindelli R, Menini A (2009)
Calcium-activated chloride currents in olfactory sensory neurons from mice lacking bestrophin-2
J Physiol Vol. 587, No. 17, 4265–4279
Equipment used: flash lamp system JML-C2

Kochubey O, Han Y, Schneggenburger R (2009)
Developmental regulation of the intracellular Ca2+ sensitivity of vesicle fusion and Ca2+-secretion coupling at the rat calyx of Held
J Physiol Vol. 587, No. 12, 3009–3023
Equipment used: flash lamp system SP-20

Pickard JE, Ley K (2009)
Micro-PTV Measurement of the Fluid Shear Stress Acting on Adherent Leucocytes In Vivo
Biophysical Journal, Vol. 96, 4249-4259
Equipment used: flash lamp system DPS-2

Shaikh TR , Barnard D, Meng X, Wagenknecht T (2009)
Implementation of a flash-photolysis system for time-resolved cryo-electron microscopy
Journal of Structural Biology 165, 184–189
Equipment used: flash lamp system JML-C1

Cai H, Reim K, Varoqueaux F, Tapechum S, Hill K, Sørensen JB, Brose N, Chow RH (2008)
Complexin II plays a positive role in Ca2+ -triggered exocytosis by facilitating vesicle priming
PNAS, Vol. 105, No. 49, 19538-19543
Equipment used: flash lamp system XF-10


Bendels MHK, Beed P, Leibold C, Schmitz D, Johenning FW (2008)
A novel control software that improves the experimental workflow of scanning photostimulation experiments
Journal of Neuroscience Methods 175, 44-57
Equipment used: Spot illumination module for the Olympus BX51; 1W UV laser DPSL-355/1000

Liu CH, Satoh AK, Postma M, Huang J, Ready DF, Hardie RC (2008)
Ca2+ -Dependent Metarhodopsin Inactivation Mediated by Calmodulin and NINAC Myosin III
Neuron 59, 778-789
Photoisomerization of rhodopsin, Equipment used: flash lamp system JML-C1

Savery MD, Damiano ER (2008)
The Endothelial Glycocalyx is Hydrodynamically Relevant in Arterioles throughout the Cardiac Cycle
Biophysical Journal, Vol. 95, 1439-1447
Equipment used: flash lamp system DPS-1

Karatekin E, Viet VS, Huet S, Fanget I, Cribier S, Henry J-P (2008)
A 20-nm Step toward the Cell Membrane Preceding Exocytosis may correspond to Docking of Tethered Granules
Biophysical Journal Vol. 94, 2891-2905
Equipment used: flash lamp system JML-C2

Hagenston AM, Fitzpatrick JS, Yeckel MF (2008)
MGluR-Mediated Calcium Waves that Invade the Soma Regulate Firing in Layer V Medial Prefrontal Cortical Pyramidal Neurons
Cerebral Cortex 18(2):407-423
Equipment used: Spot illumination module for the Olympus BX51


Tran VS, Huet S, Fanget I, Cribier S, Henry J-P, Karatekin E (2007)
Characterization of sequential exocytosis in a human neuroendocrine cell line using evanescent wave microscopy and "virtual trajectory" analysis
Eur Biophys J 37: 55-69
Equipment used: flash lamp system JML-C2

Weiskopf D, Schmitt EK, Klühr MH, Dertinger SK, Steinem C (2007)
Micro-BLMs on Highly Ordered Porous Silicon Substrates: Rupture Process and Lateral Mobility
Langmuir 23, 9134-9139
Equipment used for FRAP: Spot illumination module for the Zeiss Axiotech

Wölfel M, Lou X, Schneggenburger R (2007)
A Mechanism Intrinsic to the Vesicle Fusion Machinery Determines Fast and Slow Transmitter Release at a Large CNS Synapse
J Neuroscience 27(12), 3198-3210
Equipment used: flash lamp system SP-20

Wadel K, Neher E, Sakaba T (2007)
The Coupling beween Synaptic Vesicles and Ca2+ Channels Determines Fast Neurotransmitter Release
Neuron 53, 563-575
Equipment used: flash lamp system JML-C2 plus coupling to the laser

Hong M, Ross WN (2007)
Priming of intracellular calcium stores in rat CA1 pyramidal neurons
J Physiol 584.1: 75–87
Equipment used: Spot illumination module for the Olympus BX50 and UVILED

Jin Y, Kim SJ, Kim J, Worley PF, Linden DJ (2007)
Long-Term Depression of mGluR1 Signaling
Neuron 55, 277-287
Equipment used: Spot illumination module for the Olympus BX51

Boccaccio A, Menini A (2007)
Temporal Development of Cyclic Nucleotide-Gated and Ca2+-Activated Cl- Currents in Isolated Mouse Olfactory Sensory Neurons
J Neurophysiol 98: 153-160
Equipment used: flash lamp system JML-C2

Sobie EA, Kao JPY, Lederer WJ (2007)
Novel approach to real-time flash photolysis and confocal [Ca2+] imaging
Eur J Physiol 454:663-673
Equipment used: Spot illumination module for the Zeiss Axiovert200.

Klein C, Henne U, Sachs WE, Engler RH, Egami Y, Ondrus V, Beifuss U, Mai H (2007)
Application of Pressure-Sensitive Paint for Determination of Dynamic Surface Pressures on a Rotating 65° Delta Wing and an Oscillating 2D profile in Transonic Flow
Contribution to the 22nd International Congress on Instrumentation in Aerospace Simulation Facilities, Pacific Grove, California
Equipment used: flash lamp system DLR-EP1


Canepari M, Ogden D (2006)
Kinetic, pharmacological and activity-dependent separation of two Ca2+ signalling pathways mediated by type 1 metabotropic glutamate receptors in rat Purkinje neurones
J. Physiol. 573, 65-83
Equipment used: flash lamp system JML-C2

Höpflinger M C, Andruchova O, Andruchov O, Grassberger H, Galler S (2006)
Effect of pH on the rate of myosin head detachment in molluscan catch muscle: are myosin heads involved in the catch state?
J Experimental Biology 209, 668-676

Straub SV, Bonev AD, Wilkerson MK, Nelson MT (2006)
Dynamic inositol trisphosphate-mediated calcium signals within astrocytic endfeet underlie vasodilation of cerebral arterioles
J Gen Physiol. 128(6):659-69
Equipment used: flash lamp system JML-C2

Boccaccio A, Lagostena L, Hagen V, Menini A (2006)
Fast Adaptation in Mouse Olfactory Sensory Neurons Does Not Require the Activity of Phosphodiesterase
J. Gen. Physiol., Vol. 128, 171-184
To study odorant adaption using patch-clamp recording cyclic nucleotides and Ca2+ were photolytically released from their respective caged precursors using flash lamp system JML-C2.

Nishigaki T, Wood CD, Shiba K, Baba SA, Darszon A (2006)
Stroboscopic illumination using light-emitting diodes reduces Phototoxicity in Fluorescence cell imaging
BioTechniques 41: 191-197
Equipment used: FlashCube

Strünker T, Weyand I, Bönigk W, Van Q, Loogen A, Brown JE, Kashikar N, Hagen V, Krause E, Kaupp UB (2006)
A K+-selective cGMP-gated ion channel controls chemosensation of sperm
Nat Cell Biol. 2006 Oct;8(10):1149-54
To study chemotaxis of sperm cyclic-GMP and cAMP were photolytiacally released caged precursors using flash lamp system JML-C2.

Sperandio M, Pickard J, Unnikrishnan S, Acton ST, Ley K (2006)
Analysis of Leukocyte Rolling In Vivo and In Vitro
Methods In Enzymology, Vol. 416, 346-371

Klein C, Sachs WE, Henne U, Egami Y, Ondrus V, Beifuss U (2006)
Unsteady Pressure Sensitive Paint measurement on a rotating 65° delta
Notes on Numerical Fluid Mechanics and Multidisciplinary Design, Contribution to the 15th STAB/DGLR Symposium, Darmstadt
Equipment used: flash lamp system DLR-EP1


Adesnik H, Nicole RA & PM England (2005)
Photoinactivation of native AMPA receptors reveals their real-time trafficking.
Neuron 48, 977-985
In this study on AMPA receptors caged glutamate and the antagonist ANQX was photolytically released using the UV-laser UVILA and the spot illumination module for the Olympus BX-51.

Kang G, Chepurny OG, Rindler MJ, Collis L, Chepurny Z, Li W, Harbeck M, Roe MW, Holz GG (2005)
A cAMP and Ca2+ coincidence detector in support of Ca2+-induced Ca2+ release (CICR) in pancreatic ß cells
J Physiol. 2005 Jul 1;566(Pt 1):173-88
Caged-Ca and caged IP3 were photolysed Spot illumination module, [Ca2+] was measured using FURA2.

Andruchova O, Höpflinger M C, Andruchov O, Galler S (2005)
No effect of twichin phosphorylation on the rate of myosin head detachment in molluscan catch muscle: are myosin heads involved in the catch state?
Eur J Physiol 450: 326-334

Galler S, Höpflinger M C, Andruchova O, Andruchov O, Grassberger H (2005)
Effect of vanadate, phosphate and 2,3-butanedione monoxime (BDM) on skinned molluscan catch muscle
Eur J Physiol 449: 372-383

Kurtz R (2004)
Ca2+ Clearance in Visual Motion-Sensitive Neurons of the Fly Studied In Vivo by Sensory Stimulation and UV Photolysis of Caged Ca2+
J Neurophysiol 92, 458-467
Ca-imaging was combined with flash photolysis of caged-Ca2+ using flash lamps system, Spot illumination module and thin quartz ligh guides of 100 or 200µm respectively.

Zheng Jj, Lee S, Zhou ZJ (2004)
A Developmental Switch in the Excitability and Function of the Starburst Network in the Mammalian Retina
Neuron, Vol.44, 851-864
In this study patch-clamp recording and Ca-imaging were combined with flash photlysis of DM-nitrophen using Spot illumination module.

 
Rapp OptoElectronic GmbH  |  Managing Director: Dr. Gert Rapp · Kronskamp 110 · 22880 Wedel · GERMANY · Phone +49 (0)4103 701 890 · Fax +49 (0)4103-701 8921 © 2013 s. Legal notice