Tissue clearing‐based method for unobstructed three‐dimensional imaging of mouse penis with subcellular resolution

2020 ◽  
Vol 13 (7) ◽  
Author(s):  
Paweł Matryba ◽  
Artur Wolny ◽  
Monika Pawłowska ◽  
Anna Sosnowska ◽  
Zuzanna Rydzyńska ◽  
...  
2018 ◽  
Vol 8 (1) ◽  
Author(s):  
Aleisha M. Moore ◽  
Kathryn A. Lucas ◽  
Robert L. Goodman ◽  
Lique M. Coolen ◽  
Michael N. Lehman

2020 ◽  
Vol 11 (11) ◽  
pp. 6181
Author(s):  
Adele Moatti ◽  
Yuheng Cai ◽  
Chen Li ◽  
Tyler Sattler ◽  
Laura Edwards ◽  
...  

2020 ◽  
Vol 57 (6) ◽  
pp. 348-354 ◽  
Author(s):  
Paola Perrotta ◽  
Isabel Pintelon ◽  
Margreet R. de Vries ◽  
Paul H.A. Quax ◽  
Jean-Pierre Timmermans ◽  
...  

Multiple lines of evidence suggest that intraplaque (IP) neovascularization promotes atherosclerotic plaque growth, destabilization, and rupture. However, pharmacological inhibition of IP neovascularization remains largely unexplored due to the limited number of animal models that develop IP neovessels and the lack of reliable methods for visualizing IP angiogenesis. Here, we applied 3D confocal microscopy with an optimized tissue-clearing process, immunolabeling-enabled three-dimensional imaging of solvent-cleared organs, to visualize IP neovessels in apolipoprotein E-deficient (ApoE<sup>−/−</sup>) mice carrying a heterozygous mutation (C1039+/−) in the fibrillin-1 gene. Unlike regular ApoE<sup>−/−</sup> mice, this mouse model is characterized by the presence of advanced plaques with evident IP neovascularization. Plaques were stained with antibodies against endothelial marker CD31 for 3 days, followed by incubation with fluorescently labeled secondary antibodies. Subsequent tissue clearing with dichloromethane (DCM)/methanol, DCM, and dibenzyl ether allowed easy visualization and 3D reconstruction of the IP vascular network while plaque morphology remained intact.


2021 ◽  
Author(s):  
Can Zhou ◽  
Xiaoquan Yang ◽  
Shihao Wu ◽  
Qiuyuan Zhong ◽  
Ting Luo ◽  
...  

2021 ◽  
Author(s):  
Simeon C. Daeschler ◽  
Jennifer Zhang ◽  
Tessa Gordon ◽  
Gregory H. Borschel

AbstractMorphological analyses are key outcome assessments for nerve regeneration studies but are historically limited to tissue sections. Novel optical tissue clearing techniques enabling three-dimensional imaging of entire organs at a subcellular resolution have revolutionized morphological studies of the brain. To extend their applicability to experimental nerve repair studies we adapted these techniques to nerves and their motor and sensory targets in rats. The solvent-based protocols rendered harvested peripheral nerves and their target organs transparent within 24 h while preserving tissue architecture and fluorescence. Optical clearing is compatible with conventional laboratory techniques, including retrograde labelling studies, and computational image segmentation, providing fast and precise cell quantitation. Further, optically cleared organs enable three-dimensional morphometry at an unprecedented scale including dermatome-wide innervation studies, tracing of intramuscular nerve branches and mapping of neurovascular networks. Given their wide-ranging applicability, rapid processing times and low costs, tissue clearing techniques are likely to be a key technology for next-generation nerve repair studies.


2019 ◽  
Vol 28 (19) ◽  
pp. 1310-1321 ◽  
Author(s):  
Wenjing Luo ◽  
Yating Yi ◽  
Dian Jing ◽  
Shiwen Zhang ◽  
Yi Men ◽  
...  

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