Theoretical and experimental SHG angular intensity patterns from healthy and proteolysed muscles

D Rouède, JJ Bellanger, E Schaub, G Recher… - Biophysical journal, 2013 - cell.com
SHG angular intensity pattern (SHG-AIP) of healthy and proteolysed muscle tissues are
simulated and imaged here for the first time to our knowledge. The role of the spatial …

Modeling of supramolecular centrosymmetry effect on sarcomeric SHG intensity pattern of skeletal muscles

D Rouede, G Recher, JJ Bellanger, MT Lavault… - Biophysical journal, 2011 - cell.com
A theoretical far-field second harmonic generation (SHG) imaging radiation pattern is
calculated for muscular myosin taking into account both Gouy effect and light diffraction …

Femtosecond Laser Axotomy in Caenorhabditis elegans and Collateral Damage Assessment Using a Combination of Linear and Nonlinear Imaging Techniques

SICO Santos, M Mathew, OE Olarte… - PLoS …, 2013 - journals.plos.org
In this work highly localized femtosecond laser ablation is used to dissect single axons
within a living Caenorhabditis elegans (C. elegans). We present a multimodal imaging …

Skeletal muscle sarcomeric SHG patterns photo-conversion by femtosecond infrared laser

G Recher, D Rouède, E Schaub, F Tiaho - Biomedical optics express, 2011 - opg.optica.org
Femtosecond laser at 780 nm excitation wavelength was used to photo-convert the
physiological sarcomeric single band (SB) second harmonic generation (SHG) pattern into …

Myofibrillar misalignment correlated to triad disappearance of mdx mouse gastrocnemius muscle probed by SHG microscopy

D Rouède, P Coumailleau, E Schaub… - Biomedical optics …, 2014 - opg.optica.org
We show that the canonical single frequency sarcomeric SHG intensity pattern (SHG-IP) of
control muscles is converted to double frequency sarcomeric SHG-IP in preserved mdx …

Study of the effect of myofibrillar misalignment on the sarcomeric SHG intensity pattern

D Rouède, JJ Bellanger, G Recher, F Tiaho - Optics express, 2013 - opg.optica.org
We present a theoretical simulation of the sarcomeric SHG intensity pattern (SHG-IP) that
takes into account myofibrillar misalignment that is experimentally observed in SHG images …

[HTML][HTML] Signal efficiency in gradient index lens based two photon microscopy

A Wingert, H Seim, S Schürmann, RHA Fink, M Vogel - 2013 - scirp.org
Gradient index (GRIN) lenses are often used as an optical relay to a sample at a location
that is not accessible for a standard microscope. This capability is turning them into an …

Colocalization properties of elementary Ca2+ release signals with structures specific to the contractile filaments and the tubular system of intact mouse skeletal muscle …

T Georgiev, B Zapiec, M Foerderer, RHA Fink… - Journal of Structural …, 2015 - Elsevier
Ca 2+ regulates several important intracellular processes. We combined second harmonic
generation (SHG) and two photon excited fluorescence microscopy (2PFM) to …

Structural origin of the drastic modification of second harmonic generation intensity pattern occurring in tail muscles of climax stages xenopus tadpoles

G Recher, P Coumailleau, D Rouède… - Journal of Structural …, 2015 - Elsevier
Second harmonic generation (SHG) microscopy is a powerful tool for studying submicron
architecture of muscles tissues. Using this technique, we show that the canonical single …

Enabling the detection of UV signal in multimodal nonlinear microscopy with catalogue lens components

M Vogel, A Wingert, RHA Fink, C Hagl… - Journal of …, 2015 - Wiley Online Library
Using an optical system made from fused silica catalogue optical components, third‐order
nonlinear microscopy has been enabled on conventional Ti: sapphire laser‐based …