Scholars@Duke

• Research
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  Selected Grants

  • Point-of-care cellular and molecular pathology of breast tumors on a cell phone awarded by National Institutes of Health 2020 - 2025
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  Fellowships, Supported Research, & Other Grants

  • Technician Support Award awarded by Duke Office of Physician Scientist Development 2022
• Publications & Artistic Works
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  Selected Publications

  • Academic Articles

    • Heggestad, Jacob T., David S. Kinnamon, Jason Liu, Daniel Y. Joh, Cassio M. Fontes, Qingshan Wei, Aydogan Ozcan, Angus M. Hucknall, and Ashutosh Chilkoti. “Smartphone Enabled Point-of-Care Detection of Serum Biomarkers.” Methods in Molecular Biology (Clifton, N.J.) 2393 (January 2022): 343–65. https://doi.org/10.1007/978-1-0716-1803-5_19.
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    • Heggestad, Jacob T., Rhett J. Britton, David S. Kinnamon, Simone A. Wall, Daniel Y. Joh, Angus M. Hucknall, Lyra B. Olson, et al. “Rapid test to assess the escape of SARS-CoV-2 variants of concern.” Sci Adv 7, no. 49 (December 3, 2021): eabl7682. https://doi.org/10.1126/sciadv.abl7682.
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    • Joh, Daniel Y., Jacob T. Heggestad, Shengwei Zhang, Gray R. Anderson, Jayanta Bhattacharyya, Suzanne E. Wardell, Simone A. Wall, et al. “Cellphone enabled point-of-care assessment of breast tumor cytology and molecular HER2 expression from fine-needle aspirates.” Npj Breast Cancer 7, no. 1 (July 2, 2021): 85. https://doi.org/10.1038/s41523-021-00290-0.
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    • Heggestad, Jacob T., David S. Kinnamon, Lyra B. Olson, Jason Liu, Garrett Kelly, Simone A. Wall, Solomon Oshabaheebwa, et al. “Multiplexed, quantitative serological profiling of COVID-19 from blood by a point-of-care test.” Sci Adv 7, no. 26 (June 2021). https://doi.org/10.1126/sciadv.abg4901.
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    • Fontes, Cassio M., Barbara D. Lipes, Jason Liu, Krystle N. Agans, Aiwei Yan, Patricia Shi, Daniela F. Cruz, et al. “Ultrasensitive point-of-care immunoassay for secreted glycoprotein detects Ebola infection earlier than PCR.” Sci Transl Med 13, no. 588 (April 7, 2021). https://doi.org/10.1126/scitranslmed.abd9696.
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    • Williams, Nicholas X., Brittani Carroll, Steven G. Noyce, Hansel Alex Hobbie, Daniel Y. Joh, Joseph G. Rogers, and Aaron D. Franklin. “Fully printed prothrombin time sensor for point-of-care testing.” Biosens Bioelectron 172 (January 15, 2021): 112770. https://doi.org/10.1016/j.bios.2020.112770.
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    • Williams, Nicholas X., Nathan Watson, Daniel Y. Joh, Ashutosh Chilkoti, and Aaron D. Franklin. “Aerosol jet printing of biological inks by ultrasonic delivery.” Biofabrication 12, no. 2 (February 2020): 025004. https://doi.org/10.1088/1758-5090/ab5cf5.
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    • Heggestad, Jacob T., Cassio M. Fontes, Daniel Y. Joh, Angus M. Hucknall, and Ashutosh Chilkoti. “In Pursuit of Zero 2.0: Recent Developments in Nonfouling Polymer Brushes for Immunoassays.” Advanced Materials (Deerfield Beach, Fla.) 32, no. 2 (January 2020): e1903285. https://doi.org/10.1002/adma.201903285.
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    • Joh, Daniel Y., Zackary Zimmers, Manav Avlani, Jacob T. Heggestad, Hakan B. Aydin, Nancy Ganson, Shourya Kumar, et al. “Architectural Modification of Conformal PEG-Bottlebrush Coatings Minimizes Anti-PEG Antigenicity While Preserving Stealth Properties.” Adv Healthc Mater 8, no. 8 (April 2019): e1801177. https://doi.org/10.1002/adhm.201801177.
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    • Fontes, Cassio M., Rohan K. Achar, Daniel Y. Joh, Imran Ozer, Somnath Bhattacharjee, Angus Hucknall, and Ashutosh Chilkoti. “Engineering the Surface Properties of a Zwitterionic Polymer Brush to Enable the Simple Fabrication of Inkjet-Printed Point-of-Care Immunoassays.” Langmuir : The Acs Journal of Surfaces and Colloids 35, no. 5 (February 2019): 1379–90. https://doi.org/10.1021/acs.langmuir.8b01597.
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    • Joh, Daniel Y., Angus M. Hucknall, Qingshan Wei, Kelly A. Mason, Margaret L. Lund, Cassio M. Fontes, Ryan T. Hill, et al. “Inkjet-printed point-of-care immunoassay on a nanoscale polymer brush enables subpicomolar detection of analytes in blood.” Proc Natl Acad Sci U S A 114, no. 34 (August 22, 2017): E7054–62. https://doi.org/10.1073/pnas.1703200114.
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    • Joh, Daniel Y., Felicia McGuire, Roozbeh Abedini-Nassab, Joseph B. Andrews, Rohan K. Achar, Zackary Zimmers, Darush Mozhdehi, et al. “Poly(oligo(ethylene glycol) methyl ether methacrylate) Brushes on High-κ Metal Oxide Dielectric Surfaces for Bioelectrical Environments.” Acs Applied Materials & Interfaces 9, no. 6 (February 2017): 5522–29. https://doi.org/10.1021/acsami.6b15836.
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    • Joh, Daniel Y., Lihong H. Herman, Sang-Yong Ju, Jesse Kinder, Michael A. Segal, Jeffreys N. Johnson, Garnet K. L. Chan, and Jiwoong Park. “On-Chip Rayleigh Imaging and Spectroscopy of Carbon Nanotubes.” Nano Letters 11, no. 1 (January 12, 2011): 1–7. https://doi.org/10.1021/nl1012568.
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    • Joh, Daniel Y., Jesse Kinder, Lihong H. Herman, Sang-Yong Ju, Michael A. Segal, Jeffreys N. Johnson, Garnet K-L Chan, and Jiwoong Park. “Single-walled carbon nanotubes as excitonic optical wires.” Nature Nanotechnology 6, no. 1 (January 2011): 51–56. https://doi.org/10.1038/nnano.2010.248.
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