Search Results - "Kanick, Stephen C"
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Red-light excitation of protoporphyrin IX fluorescence for subsurface tumor detection
Published in Journal of neurosurgery (01-06-2018)“…OBJECTIVE The objective of this study was to detect 5-aminolevulinic acid (ALA)-induced tumor fluorescence from glioma below the surface of the surgical field…”
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Macroscopic optical imaging technique for wide-field estimation of fluorescence depth in optically turbid media for application in brain tumor surgical guidance
Published in Journal of biomedical optics (01-02-2015)“…A diffuse imaging method is presented that enables wide-field estimation of the depth of fluorescent molecular markers in turbid media by quantifying the…”
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Continuous monitoring of interstitial tissue oxygen using subcutaneous oxygen microsensors: In vivo characterization in healthy volunteers
Published in Microvascular research (01-07-2019)“…Measurements of regional tissue oxygen serve as a proxy to monitor local perfusion and have the potential to guide therapeutic decisions in multiple clinical…”
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Revisiting photodynamic therapy dosimetry: reductionist & surrogate approaches to facilitate clinical success
Published in Physics in medicine & biology (07-04-2016)“…Photodynamic therapy (PDT) can be a highly complex treatment, with many parameters influencing treatment efficacy. The extent to which dosimetry is used to…”
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Microscopic lymph node tumor burden quantified by macroscopic dual-tracer molecular imaging
Published in Nature medicine (01-11-2014)“…Tichauer et al . describe a dual-tracer approach to quantify cancer cell receptor concentrations, in this case epidermal growth factor receptor, in lymph…”
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Special Section Guest Editorial: Wearable, Implantable, Mobile, and Remote Biomedical Optics and Photonics
Published in Journal of biomedical optics (01-06-2021)“…Guest editors Jessica Ramella-Roman, Amir H. Gandjbakhche, Stephen C. Kanick, Babak Shadgan, and Bruce J. Tromberg introduce and summarize the articles…”
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Hyperspectral dark-field microscopy of human breast lumpectomy samples for tumor margin detection in breast-conserving surgery
Published in Journal of biomedical optics (01-09-2024)“…Hyperspectral dark-field microscopy (HSDFM) and data cube analysis algorithms demonstrate successful detection and classification of various tissue types,…”
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Sub-diffuse optical biomarkers characterize localized microstructure and function of cortex and malignant tumor
Published in Optics letters (15-02-2016)“…This study uses a sub-diffusive light transport model to analyze fiber-optic measurements of reflectance spectra to recover endogenous tissue biomarkers and to…”
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A GAMOS plug-in for GEANT4 based Monte Carlo simulation of radiation-induced light transport in biological media
Published in Biomedical optics express (01-05-2013)“…We describe a tissue optics plug-in that interfaces with the GEANT4/GAMOS Monte Carlo (MC) architecture, providing a means of simulating radiation-induced…”
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10
Light scattering measured with spatial frequency domain imaging can predict stromal versus epithelial proportions in surgically resected breast tissue
Published in Journal of biomedical optics (01-07-2019)“…This study aims to determine if light scatter parameters measured with spatial frequency domain imaging (SFDI) can accurately predict stromal, epithelial, and…”
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Wide-field quantitative imaging of tissue microstructure using sub-diffuse spatial frequency domain imaging
Published in Optica (20-06-2016)“…Localized measurements of scattering in biological tissue provide sensitivity to microstructural morphology but have limited utility to wide-field…”
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Pulsed-light imaging for fluorescence guided surgery under normal room lighting
Published in Optics letters (01-09-2013)“…Fluorescence guided surgery (FGS) is an emerging technology that has demonstrated improved surgical outcomes. However, dim lighting conditions required by…”
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Separation of Solid Stress From Interstitial Fluid Pressure in Pancreas Cancer Correlates With Collagen Area Fraction
Published in Journal of biomechanical engineering (01-06-2017)“…Elevated total tissue pressure (TTP) in pancreatic adenocarcinoma is often associated with stress applied by cellular proliferation and hydrated hyaluronic…”
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Method to quantitatively estimate wavelength-dependent scattering properties from multidiameter single fiber reflectance spectra measured in a turbid medium
Published in Optics letters (01-08-2011)“…This study utilizes experimentally validated Monte Carlo simulations to identify a mathematical formulation of the reflectance intensity collected by a single…”
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15
Method to quantitate absorption coefficients from single fiber reflectance spectra without knowledge of the scattering properties
Published in Optics letters (01-08-2011)“…This study presents a methodology to accurately extract the absorption coefficient from single fiber reflectance spectra measured in turbid media without a…”
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Mathematical model to interpret localized reflectance spectra measured in the presence of a strong fluorescence marker
Published in Journal of biomedical optics (01-06-2016)“…Quantification of multiple fluorescence markers during neurosurgery has the potential to provide complementary contrast mechanisms between normal and malignant…”
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17
Extraction of intrinsic fluorescence from single fiber fluorescence measurements on a turbid medium
Published in Optics letters (01-03-2012)“…This study utilizes Monte Carlo simulations of single fiber fluorescence to develop an empirical model that corrects for the influence of scattering and…”
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Pixel-based absorption correction for dual-tracer fluorescence imaging of receptor binding potential
Published in Biomedical optics express (01-10-2014)“…Ratiometric approaches to quantifying molecular concentrations have been used for decades in microscopy, but have rarely been exploited in vivo until recently…”
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Pharmacokinetic modeling of motexafin gadolinium disposition in mouse tissues using optical pharmacokinetic system measurements
Published in Photodiagnosis and photodynamic therapy (01-12-2008)“…Summary Clinical use of radio- or photo-sensitizing agents in anti-cancer treatments may be limited by patient specific variability in the pharmacokinetics…”
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White light-informed optical properties improve ultrasound-guided fluorescence tomography of photoactive protoporphyrin IX
Published in Journal of biomedical optics (01-04-2013)“…Subsurface fluorescence imaging is desirable for medical applications, including protoporphyrin-IX (PpIX)-based skin tumor diagnosis, surgical guidance, and…”
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