2025
Shi, L., Alencar, A.K.N., Swan, K.F. et al. Quantifying Molecular Changes in the Preeclamptic Rat Placenta with Targeted Contrast-Enhanced Ultrasound Imaging. Mol Imaging Biol (2025). https://doi.org/10.1007/s11307-025-01988-4
[DOI]Vincely, V. D. and Bayer, C.L. “Photoacoustic imaging of rat kidney tissue oxygenation using second near-infrared wavelengths”. Journal of Biomedical Optics (2025).
[DOI]2024
Vincely, V. D., Zhong, X., Huda, K., Katakam, S. P., Kays, J. C., Dennis, A. M., and Bayer, C.L. “Bornite (Cu5FeS4) nanocrystals as an ultrasmall biocompatible NIR-II contrast agent for photoacoustic imaging”. Photoacoustics (2024).
[DOI]Manoharan, M. M., Montes, G. C., Acquarone, M., Swan, K. F., Pridjian, G., Alencar, A.K.N., Bayer, C. L. “Metabolic theory of preeclampsia: implications for maternal cardiovascular health”. AJP Heart and circulatory physiology, 327 (2024).
[DOI]Vincely, V. D. and Bayer, C.L. “Improved Spectral Inversion of Blood Oxygenation due to Reduced Tissue Scattering: Towards NIR-II Photoacoustic Imaging”. BioXRiv [Preprint] (2024).
[DOI]2023
Huda, K., Lawrence, D.J., Thompson, W. Lindsey, S. H., Bayer, C. L. In vivo noninvasive systemic myography of acute systemic vasoactivity in female pregnant mice. Nat Commun 14, 6286 (2023).
[DOI]Manuel, L. D. B., Vincely, V. D., Bayer, C.L., McPeak, K. M. “Monodisperse Sub-100 nm Au Nanoshells for Low-Fluence Deep-Tissue Photoacoustic Imaging”. Nano Letters (2023).
[DOI]Alencar, A.K.N., Swan K.F., Pridjian, G., Lindsey, S.H., Bayer, C.L. “Connecting G protein-coupled estrogen receptor biomolecular mechanisms with the pathophysiology of preeclampsia: a review”. Reproductive Biology and Endocrinology (2023).
V.D. Vincely and C. L. Bayer. “Functional photoacoustic imaging for placental monitoring: A mini review”. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. (2023).
2020-2022
D.J. Lawrence, C.L. Bayer. “Photoacoustic imaging provides an in vivo assessment of the preeclamptic placenta remodeling and function in response to therapy”. Placenta 126, 46-53 (2022).
[DOI]Huda, K, Swan, KF, Gambala, CT, Bayer CL,. Towards Transabdominal Functional Photoacoustic Imaging of the Placenta: Improvement in Imaging Depth Through Optimization of Light Delivery. Ann Biomed Eng 49, 1861–1873 (2021).
[DOI]K. Huda, C. Wu, J. G. Sider, C.L. Bayer, “Spherical-view photoacoustic tomography for monitoring in vivo placental function”, Photoacoustics, vol 20, 2020.
[DOI]2019
Huda, K, Kolkin, AD, Bayer, CL, “Improving Spectral Photoacoustic Imaging-Based Oxygen Saturation Estimates of Ex Vivo Human Placenta Through Simulation”, BMES 2019 Annual Meeting, October 19, 2019, Philadelphia, PA.
[DOI]Bayer, CL, Modeling Longitudinal Placental Perfusion using Molecularly Targeted Contrast-Enhanced Ultrasound. 16th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering and 4th Conference on Imaging and Visualization. New York, New York. August 16, 2019.
D.J. Lawrence, K. Huda, and C.L. Bayer, “Longitudinal characterization of local perfusion of the rat placenta using contrast-enhanced ultrasound imaging,” Interface Focus, vol 9, no. 5, 2019.
[DOI]S.E. White, C.K. Conway, G.L. Clark, D.J. Lawrence, C.L. Bayer, K.S. Miller, “Biaxial Basal Tone and Passive Testing of the Murine Reproductive System Using a Pressure Myograph”, J Vis Exp., vol. 150, 2019.
[DOI]G.L. Clark, A.P. Pokutta-Paskaleva, D.J. Lawrence, S.H. Lindsey, L. Desrosiers, L.R. Knoepp, C.L. Bayer, R.L. Gleason and K.S. Miller, “Smooth muscle regional contribution to vaginal wall function”, Interface Focus vol. 9, no.4, 2019.
[DOI]Huda, K, Wu, C, Sider, J, Ermilov, S. Bayer, CL “Photoacoustic Tomography for Longitudinal Monitoring of Targeted Contrast Agents”, Optical Society of America Biophotonics Congress: Optics in the Life Sciences, April 19, 2019, Tucson, AZ.
Escott, ME, Lawrence, DJ, Cook, J, Bayer, CL “Oxygen Loaded Nanodroplets as a Theranostic for High Risk Pregnancies Using Multimodal Ultrasound and Photoacoustic Imaging”. Optical Society of America Biophotonics Congress: Optics in the Life Sciences, April 18, 2019, Tucson, AZ.
Bayer, CL, Spectral Photoacoustic Imaging of Placental Function, Current Trends in Pre-Clinical Photoacoustic Imaging of Small Animals Workshop, SPIE Medical Imaging, San Diego, CA, February 19, 2019.
Older Publications
C.L. Bayer, B.J. Wlodarczyk, R.H. Finnell, and S.Y. Emelianov, “Ultrasound-guided spectral photoacoustic imaging of hemoglobin oxygenation during development,” Biomed Opt Express, vol. 8, no. 2, 2017.
[DOI]C.L. Bayer, J. Kelvekar, and S.Y. Emelianov, “Influence of nanosecond pulsed laser irradiance on the viability of nanoparticle-loaded cells: implications for safety of contrast-enhanced photoacoustic imaging,” Nanotechnology, vol. 24, no. 46, 2013.
[DOI]C.L. Bayer, S.Y. Nam, Y.S. Chen, and S.Y. Emelianov, “Photoacoustic signal amplification through plasmonic nanoparticle aggregation,” J Biomed Opt, vol. 18, no. 1, 2013.
[DOI]C.L. Bayer, P.P. Joshi, and S.Y. Emelianov, “Photoacoustic imaging: a potential tool to detect early indicators of metastasis,” Expert Rev Med Devices, vol. 10, no. 1, 2013.
[DOI]C.L. Bayer, G.P. Luke, and S.Y. Emelianov, “Photoacoustic imaging for medical diagnostics,” Acoust Today, vol. 8, no. 4, 2012.
[DOI]C.L. Bayer, Y.S. Chen, S. Kim, S. Mallidi, K. Sokolov, and S.Y. Emelianov, “Multiplex photoacoustic molecular imaging using targeted silica-coated gold nanorods,” Biomed Opt Express, vol. 2, no. 7, 2011.
[DOI]C.L. Bayer, E.P. Herrero, and N.A. Peppas, “Alginate films as macromolecular imprinted matrices,” J Biomater Sci Polym Ed, vol. 22, no. 11, 2011.
[DOI]J.L. Su, B. Wang, K.E. Wilson, C.L. Bayer, Y.S. Chen, S. Kim, K.A. Homan, and S.Y. Emelianov, “Advances in clinical and biomedical applications of photoacoustic imaging,” Expert Opin Med Diagn, vol. 4, no. 6, 2010.
[DOI]C.L. Bayer, I.J. Trenchard, and N.A. Peppas, “Analyzing polyaniline-poly(2-acrylamido-2-methylpropane sulfonic acid) biocompatibility with 3T3 fibroblasts,” J Biomater Sci Polym Ed, vol. 21, no. 5, 2010.
[DOI]C.L. Bayer, A. A. Konuk, and N. A. Peppas, “Development of a protein sensing device utilizing interactions between polyaniline and a polymer acid dopant,” Biomed Microdevices, vol. 12, no. 3, 2010.
[DOI]C.L. Bayer and N. A. Peppas, “Advances in recognitive, conductive and responsive delivery systems,” J Control Release, vol. 132, no. 3, 2008.
[DOI]2024
Markel, A.C., Hoerig, C.L., Swan, K.F., Alencar, A.K.N., Mamou, J., Bayer, C.L., “In-Vivo Quantitative Ultrasound Imaging of the Placental Microstructure in a Rat Model of Preeclampsia” Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium. (23 September 2024)
Shi, L., Alencar, A.K.N., Swan, K.F., Lawrence, D.J., Pridjian, G.C., and Bayer C.L., “Bicompartmental Model of Molecular Contrast-Enhanced Ultrasound Imaging Detects Placental Molecular Expression Changes During Preeclampsia” World Molecular Imaging Congress. (10 September 2024) [Poster]
García Zorba C.I., Raman A., Vincely V.D., and Bayer C.L., “Synthesis of Phase-Changing Perfluorocarbon Nanodroplets to Treat Preeclampsia” Tulane Research, Innovation and Creativity Summit. (24 April 2024) [Poster]
Shi, L., Lawrence, D.J., Alencar, A.K.N., Swan, K.F., Bayer, C.L., “Molecular Contrast-Enhanced Ultrasound Imaging (CEUS) using a Quantitative Bicompartmental Model to detect Placental Molecular Expression Changes during Preeclampsia” Tulane Research, Innovation and Creativity Summit. (24 April 2024) [Poster]
Vincely, V.D., and Bayer C.L., “Demonstration of deeper photoacoustic imaging of in vivo rat vasculature using near infrared-2 wavelengths of light” Tulane Research, Innovation and Creativity Summit. (24 April 2024) [Poster]
2023
Vincely, V.D., Huda, K., Zhong, X., Dennis, A. and Bayer C.L., “A novel biocompatible and biodegradable NIR-2 agent for in-vivo photoacoustic imaging to improve overall image contrast” International Ultrasound Symposium. (07 September 2023)
Alencar, A.K.N., Swan, K.F., Mahapatra, S., Pridjian G., Lindsey S.H.. and Bayer , C. L., “G Protein-Coupled Estrogen Receptor Stimulation Attenuates Hypertension And Cardiac Dysfunction In The Reduced Uterine Perfusion Pressure Model Of Preeclampsia”. Hypertension (07 September 2023). [Poster]
Alencar, A.K.N., Swan, K.F., Mahapatra, S., Pridjian G., Bayer , C.L., “Selective activation of the G protein-coupled estrogen receptor (GPER) attenuates hypertension and cardiac dysfunction in the reduced uterine perfusion pressure model of preeclampsia.” Vasculata 2023, (19 July 2023). [Poster]
Vincely, V.D., Bavishi, S., Meadows, S. and Bayer, C.L., “Photoacoustic Tomography to Monitor Whole-Body Vascular Malformations in a SMAD4 knockout model of HHT,” NAVBO: Vasculata 2023. (18 July 2023). [POSTER].
Shi, L., Lawrence, D.J., Bayer, C.L., “Contrast-enhanced ultrasound imaging of uterine and placental vasculature in vivo during preeclampsia,” Vasculata 2023 , (17 July 2023). [POSTER]
Markel, A.C., Hoerig, C.L., Swan, K.F., Alencar, A.K.N., Mamou, J., Bayer, C.L., “Quantitative ultrasound imaging of the placenta in a rat model of preeclampsia,” International Symposium on Ultrasound Imaging and Tissue Characterization, (5 June 2023);
Vincely, V.D., Katakam, S.P., Huda, K., Zhong, X., Kays, J.C., Dennis, A. and Bayer C.L., “Biodegradable and biocompatible semiconductor nanocrystals as NIR-II photoacoustic imaging contrast agents” Proc. SPIE 12379-137, Photons Plus Ultrasound: Imaging and Sensing 2023 (30 January 2023) [POSTER]
Vincely, V.D. and Bayer C.L., “Simulations-informed optimization of photoacoustic imaging depth and validation with phantoms.” Proc. SPIE 12379-164, Photons Plus Ultrasound: Imaging and Sensing 2023 (30 January 2023) [POSTER]
Huda, K., Vincely, V.D., Bayer C.L., “Spectral photoacoustic and ultrasound imaging of vascular function.” Proc. SPIE 12363-14, Photons Plus Ultrasound: Imaging and Sensing 2023 (28 January 2023) [INVITED PAPER].
2022
Raman, A.K., St. Clair, A., Swan, K.F., Bayer, C.L., “Evaluation of Drug Loaded Nanodroplets in a Placental Model,” BMES 2022 Annual Meeting: Photoaccoustic Imaging, (12-15 October 2022)
Katakam, S. P., Vincely, V. D., Bayer, C. L., “Improved Photoacoustic Signal Stability in Melanin Phantom with NIR-II Wavelengths,” 2022 BMES Conference: Biomedical Imaging and Instrumentation, (12-15 October 2022) [POSTER]
St. Clair, A., Raman, A.K., and Bayer, C.L., “Drug Encapsulated Perfluorocarbon Nanodroplets as a Localized Preeclampsia Theranostic,” Tulane School of Science and Engineering Undergraduate Research Poster Session, (11 October 2022) [POSTER]
Markel, A.C, Puri, V., Miller, K.S., Bayer, C.L., “Photoacoustic Image Analysis of sub-Resolution Changes in Collagen Fiber Bundle Thickness During the Progression of Pelvic Organ Prolapse,” IEEE International Ultrasonic Symposium 2022, (10-13 October 2022) [POSTER]
Huda, K. and Bayer, C.L., “In vivo assessment of acute vasoactivity using photoacoustic tomography,” Gordon 2022 Research Conference: In Vivo Ultrasound Imaging, (14-19 August 2022) [POSTER]
Markel, A.C., Puri, V., and Bayer, C.L., “Photoacoustic imaging of collagen fiber bundle thickness in the progression of pelvic organ prolapse,” Gordon 2022 Research Conference: In Vivo Ultrasound Imaging, (14-19 August 2022) [POSTER];
Vincely, V.D., and Bayer, C.L., “Improved estimation of hemoglobin oxygen saturation derived from spectral photoacoustic images within NIR-II,” Gordon 2022 Research Conference: In Vivo Ultrasound Imaging, (14-19 August 2022) [POSTER];
Vincely, V.D., Katakam, S., Kays, J., Dennis., Allison, Bayer, C.L., “Deeper photoacoustic imaging in tissue using an NIR-II contrast agent,” Optica Biophotonics Congress 2022, (27 April 2022);
Huda, K, Lawrence, D, Lindsey, S, Bayer CL, “Photoacoustic tomography to assess acute vasoactivity of systemic vasculature,” Proc. SPIE 11960, Photons Plus Ultrasound: Imaging and Sensing 2022, 1196007 (3 March 2022);
[DOI]2020-21
A.C. Markel, D.J. Lawrence, K.F. Swan, C.L. Bayer, “Removing Noise from Photoacoustic Images with Spatiotemporal Singular Value Weighting”. BMES 2020 [POSTER]
Huda, K., Bayer, CL, “Monte Carlo simulation for improving spectral photoacoustic imaging-based oxygen saturation estimation of human placental tissue,” Proc. SPIE 11240, Photons Plus Ultrasound: Imaging and Sensing 2020, 112400D (17 February 2020);
[DOI]2019
Huda, K, Kolkin, AD, Bayer, CL, “Improving Spectral Photoacoustic Imaging-Based Oxygen Saturation Estimates of Ex Vivo Human Placenta Through Simulation”, BMES 2019 Annual Meeting, October 19, 2019, Philadelphia, PA.
[DOI]Bayer, CL, Modeling Longitudinal Placental Perfusion using Molecularly Targeted Contrast-Enhanced Ultrasound. 16th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering and 4th Conference on Imaging and Visualization. New York, New York. August 16, 2019.
Huda, K, Wu, C, Sider, J, Ermilov, S. Bayer, CL “Photoacoustic Tomography for Longitudinal Monitoring of Targeted Contrast Agents”, Optical Society of America Biophotonics Congress: Optics in the Life Sciences, April 19, 2019, Tucson, AZ.
Escott, ME, Lawrence, DJ, Cook, J, Bayer, CL “Oxygen Loaded Nanodroplets as a Theranostic for High Risk Pregnancies Using Multimodal Ultrasound and Photoacoustic Imaging”. Optical Society of America Biophotonics Congress: Optics in the Life Sciences, April 18, 2019, Tucson, AZ.
Bayer, CL, Spectral Photoacoustic Imaging of Placental Function, Current Trends in Pre-Clinical Photoacoustic Imaging of Small Animals Workshop, SPIE Medical Imaging, San Diego, CA, February 19, 2019.
2018
Sider, J, Wu, C, Hirsch, R, Ermilov, S, Bayer, CL. “Multimodal tomographic fluorescent and photoacoustic imaging of placental function”, Biomedical Engineering Society Annual Meeting, Atlanta, GA, October 18, 2018.
Clark, GL, Lawrence, DJ, Lindsey, SH, Desrosiers, L, Knoepp, LR, Bayer, CL, Miller, KS. “Biaxial Contractile Response of Murine Vaginal Smooth Muscle”. AUGS Pelvic Floor Disorders Week Chicago, IL, October 11, 2018.
Wu, C, Bayer, CL, “Photoacoustic imaging to measure reduced placental transport of folate”, World Molecular Imaging Congress, Seattle, WA, September 12, 2018
[DOI]Clark, GL, Lawrence, DJ, Lindsey, SH, Desrosiers, L, Knoepp, LR, Bayer, CL, Miller, KS. “Smooth Muscle Basal Contribution to Biaxial Mechanical Response of the Murine Vagina”. World Congress of Biomechanics, Dublin, Ireland. July 12, 2018.
Bayer CL, Photoacoustic Imaging of Preeclamptic Placental Function, American Institute of Ultrasound in Medicine Annual Convention, New York, New York. March 26, 2018.
2017
Lawrence, DJ, Escott, ME, Bayer, CL, “Photoacoustic imaging of placental ischemia during preeclampsia”, Biomedical Engineering Society Annual Meeting, Phoenix, AZ, October 13, 2017.
