Fritjof Helmchen
Fritjof Helmchen
Professor of Neuroscience
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Cited by
Cited by
Resting microglial cells are highly dynamic surveillants of brain parenchyma in vivo
A Nimmerjahn, F Kirchhoff, F Helmchen
Science 308 (5726), 1314-1318, 2005
Deep tissue two-photon microscopy
F Helmchen, W Denk
Nature methods 2 (12), 932-940, 2005
Transgenic mice for intersectional targeting of neural sensors and effectors with high specificity and performance
L Madisen, AR Garner, D Shimaoka, AS Chuong, NC Klapoetke, L Li, ...
Neuron 85 (5), 942-958, 2015
Fluctuations and stimulus-induced changes in blood flow observed in individual capillaries in layers 2 through 4 of rat neocortex
D Kleinfeld, PP Mitra, F Helmchen, W Denk
Proceedings of the National Academy of Sciences 95 (26), 15741-15746, 1998
Sulforhodamine 101 as a specific marker of astroglia in the neocortex in vivo
A Nimmerjahn, F Kirchhoff, JND Kerr, F Helmchen
Nature methods 1 (1), 31-37, 2004
A miniature head-mounted two-photon microscope: high-resolution brain imaging in freely moving animals
F Helmchen, MS Fee, DW Tank, W Denk
Neuron 31 (6), 903-912, 2001
Ca2+ buffering and action potential-evoked Ca2+ signaling in dendrites of pyramidal neurons
F Helmchen, K Imoto, B Sakmann
Biophysical journal 70 (2), 1069-1081, 1996
High-speed in vivo calcium imaging reveals neuronal network activity with near-millisecond precision
BF Grewe, D Langer, H Kasper, BM Kampa, F Helmchen
Nature methods 7 (5), 399-405, 2010
Lentivirus-based genetic manipulations of cortical neurons and their optical and electrophysiological monitoring in vivo
T Dittgen, A Nimmerjahn, S Komai, P Licznerski, J Waters, TW Margrie, ...
Proceedings of the National Academy of Sciences 101 (52), 18206-18211, 2004
Imaging input and output of neocortical networks in vivo
JND Kerr, D Greenberg, F Helmchen
Proceedings of the National Academy of Sciences 102 (39), 14063-14068, 2005
Pre‐and postsynaptic whole‐cell recordings in the medial nucleus of the trapezoid body of the rat.
JG Borst, F Helmchen, B Sakmann
The Journal of physiology 489 (3), 825-840, 1995
In vivo dendritic calcium dynamics in deep-layer cortical pyramidal neurons
F Helmchen, K Svoboda, W Denk, DW Tank
Nature neuroscience 2 (11), 989-996, 1999
Imaging cellular network dynamics in three dimensions using fast 3D laser scanning
W Göbel, BM Kampa, F Helmchen
Nature methods 4 (1), 73-79, 2007
Rapid 3D light-sheet microscopy with a tunable lens
FO Fahrbach, FF Voigt, B Schmid, F Helmchen, J Huisken
Optics express 21 (18), 21010-21026, 2013
Barrel cortex function
D Feldmeyer, M Brecht, F Helmchen, CCH Petersen, JFA Poulet, ...
Progress in neurobiology 103, 3-27, 2013
Fast two-layer two-photon imaging of neuronal cell populations using an electrically tunable lens
BF Grewe, FF Voigt, M van’t Hoff, F Helmchen
Biomedical optics express 2 (7), 2035-2046, 2011
Scanning fiber endoscopy with highly flexible, 1 mm catheterscopes for wide‐field, full‐color imaging
CM Lee, CJ Engelbrecht, TD Soper, F Helmchen, EJ Seibel
Journal of biophotonics 3 (5‐6), 385-407, 2010
Ultra-compact fiber-optic two-photon microscope for functional fluorescence imaging in vivo
CJ Engelbrecht, RS Johnston, EJ Seibel, F Helmchen
Optics express 16 (8), 5556-5564, 2008
Asynchronous therapy restores motor control by rewiring of the rat corticospinal tract after stroke
AS Wahl, W Omlor, JC Rubio, JL Chen, H Zheng, A Schröter, M Gullo, ...
Science 344 (6189), 1250-1255, 2014
Calcium dynamics associated with a single action potential in a CNS presynaptic terminal
F Helmchen, JG Borst, B Sakmann
Biophysical journal 72 (3), 1458-1471, 1997
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