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Multiphoton Microscopy
Pulse train gating to improve signal generation for in vivo two-photon fluorescence microscopy
Two-photon microscopy is used routinely for in vivo imaging of neural and vascular structures and functions in rodents with a high …
Shaun Engelmann
,
Alankrit Tomar
,
Aaron Woods
,
Andrew Dunn
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DOI
Diamond Raman laser and Yb fiber amplifier for in vivo multiphoton fluorescence microscopy
Here we introduce a fiber amplifier and a diamond Raman laser that output high powers (6.5 W, 1.3 W) at valuable wavelengths (1060 nm, …
Shaun Engelmann
,
Annie Zhou
,
Ahmed Hassan
,
Michael Williamson
,
Jeremy Jarrett
,
Evan Perillo
,
Alankrit Tomar
,
David Spence
,
Theresa Jones
,
Andrew Dunn
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bioRxiv
Evaluation of resonant scanning as a high-speed imaging technique for two-photon imaging of cortical vasculature
We demonstrate a simple, low-cost two-photon microscope design with both galvo-galvo and resonant-galvo scanning capabilities. We …
Annie Zhou
,
Shaun Engelmann
,
Samuel Mihelic
,
Alankrit Tomar
,
Ahmed Hassan
,
Andrew Dunn
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bioRxiv
Segmentation-Less, Automated, Vascular Vectorization
Recent advances in two-photon fluorescence microscopy (2PM) have allowed large scale imaging and analysis of blood vessel networks in …
Samuel Mihelic
,
William Sikora
,
Ahmed Hassan
,
Michael Williamson
,
Theresa Jones
,
Andrew Dunn
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bioRxiv
Mathematical synthesis of the cortical circulation for the whole mouse brain—part II: Microcirculatory closure
Recent advancements in multiphoton imaging and vascular reconstruction algorithms have increased the amount of data on cerebrovascular …
Grant Hartung
,
Shoale Badr
,
Samuel Mihelic
,
Andrew Dunn
,
Xiaojun Cheng
,
Sreekanth Kura
,
David Boas
,
David Kleinfeld
,
Ali Alaraj
,
Andreas Linninger
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Reactive astrocytes facilitate vascular repair and remodeling after stroke
Brain injury causes astrocytes to assume a reactive state that is essential for early tissue protection, but how reactive astrocytes …
Michael Williamson
,
Cathleen Joy Fuertes
,
Andrew Dunn
,
Michael Drew
,
Theresa Jones
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A Window of Vascular Plasticity Coupled to Behavioral Recovery after Stroke
Stroke causes remodeling of vasculature surrounding the infarct, but whether and how vascular remodeling contributes to recovery are …
Michael Williamson
,
Ronald Franzen
,
Cathleen Joy Fuertes
,
Andrew Dunn
,
Michael Drew
,
Theresa Jones
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Three-Dimensional Two-Color Dual-Particle Tracking Microscope for Monitoring DNA Conformational Changes and Nanoparticle Landings on Live Cells
Here, we present a three-dimensional two-color dual-particle tracking (3D-2C-DPT) technique that can simultaneously localize two …
Yen-Liang Liu
,
Evan Perillo
,
Phyllis Ang
,
Mirae Kim
,
Duc Trung Nguyen
,
Katherine Blocher
,
Yu-An Chen
,
Cong Liu
,
Ahmed Hassan
,
Huong Vu
,
Yuan-I Chen
,
Andrew Dunn
,
Hsin-Chih Yeh
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Rehabilitative training interacts with ischemia-instigated spine dynamics to promote a lasting population of new synapses in peri-infarct motor cortex
After subtotal infarcts of primary motor cortex (M1), motor rehabilitative training (RT) promotes improvements in paretic forelimb …
Taylor Clark
,
Colin Sullender
,
Daron Jacob
,
Yi Zuo
,
Andrew Dunn
,
Theresa Jones
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Improved nondegenerate multiphoton microscopy and axial registration with a reflective objective
Conventional, degenerate multiphoton microscopy (D-MPM) requires the use of a high-numerical-aperture (NA) objective. Nondegenerate MPM …
Ahmed Hassan
,
Shaun Engelmann
,
Andrew Dunn
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