Brian Applegate, PhD

Professor of Otolaryngology - Head & Neck Surgery, Ophthalmology, Biomedical Engineering and Electrical and Computer Engineering

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Overview

Our research interests are broadly to develop novel biophotonic technologies for point-of-care diagnosis and monitoring of human disease as well as the basic scientific understanding of human disease.

Education and Training

  • The Ohio State University, Columbus, OH — PhD — 12/2000 — Chemistry

Research Funding

  • New technologies for imaging of the human cochlea
    NIH · R01DC023511 · Jul 1, 2026 – Apr 30, 2031 · Role: Principal Investigator
  • New low cost technology for early detection of ear disorders
    NIH · R21DC023404 · Sep 17, 2025 – Aug 31, 2027 · Role: Principal Investigator
  • Ultra-stable, phase sensitive, snapshot OCT system enabled by 2-Photon additive manufacturing
    NIH · R21GM149078 · Sep 15, 2023 – Aug 31, 2025 · Role: Principal Investigator
  • High-Speed, Low-Cost, Image Remapping Spectral Domain Full-Field Optical Coherence Tomography for Retinal Imaging
    NIH · R21EY035108 · Jul 1, 2023 – Jun 30, 2025 · Role: Principal Investigator
  • Comb Light Source/Imaging spectrometer for advanced Spectral Domain Optical Coherence Tomography
    NIH · R21GM135530 · Sep 1, 2020 – Aug 31, 2022 · Role: Principal Investigator
  • Optical imaging technologies to identify residual cholesteatoma and improve ossiculoplasty outcomes
    NIH · R01EB027113 · Apr 1, 2019 – Dec 31, 2023 · Role: Principal Investigator
  • Morphological and Molecular Imaging System for in vivo Atherosclerosis Research
    NIH · R01HL111361 · Apr 1, 2012 – Mar 31, 2019 · Role: Principal Investigator
  • Development of high-resolution molecular imaging of endogenous chromophores with
    NIH · R21RR025799 · May 15, 2009 – Apr 30, 2013 · Role: Principal Investigator
  • New Technologies for high resolution optical molecular imaging
    NIH · R21EB007729 · Jun 1, 2008 – May 31, 2011 · Role: Principal Investigator
  • Bringing Molecular Contrast to OCT
    NIH · F32EB004237 · Sep 1, 2004 – Aug 31, 2006 · Role: Principal Investigator

Publications

  • Interplay between traveling wave propagation and amplification at the apex of the mouse cochlea. Biophys J. 2022 08 02; 121(15):2940-2951.. View in PubMed
  • Vector of motion measurements in the living cochlea using a 3D OCT vibrometry system. Biomed Opt Express. 2022 Apr 01; 13(4):2542-2553.. View in PubMed
  • Unloading outer hair cell bundles in vivo does not yield evidence of spontaneous oscillations in the mouse cochlea. Hear Res. 2022 09 15; 423:108473.. View in PubMed
  • Endolymphatic Hydrops is a Marker of Synaptopathy Following Traumatic Noise Exposure. Front Cell Dev Biol. 2021; 9:747870.. View in PubMed
  • Cochlear outer hair cell electromotility enhances organ of Corti motion on a cycle-by-cycle basis at high frequencies in vivo. Proc Natl Acad Sci U S A. 2021 10 26; 118(43).. View in PubMed
  • COVID-19 in the Clinic: Human Testing of an Aerosol Containment Mask for Endoscopic Clinic Procedures. Otolaryngol Head Neck Surg. 2022 04; 166(4):669-675.. View in PubMed
  • In vivo functional imaging of the human middle ear with a hand-held optical coherence tomography device. Biomed Opt Express. 2021 Aug 01; 12(8):5196-5213.. View in PubMed
  • COVID-19 in the Clinic: Aerosol Containment Mask for Endoscopic Otolaryngologic Clinic Procedures. Otolaryngol Head Neck Surg. 2022 05; 166(5):850-857.. View in PubMed
  • Development and Characterization of PLGA-Based Multistage Delivery System for Enhanced Payload Delivery to Targeted Vascular Endothelium. Macromol Biosci. 2021 03; 21(3):e2000377.. View in PubMed
  • In Vivo Cochlear imaging provides a tool to study endolymphatic hydrops. J Vestib Res. 2021; 31(4):269-276.. View in PubMed