Rational Design and Development of Organic Afterglow Nanoparticles for Image-Guided Interventions

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Asma Harun, Isabella Vasquez, Hannah Bowman, Robert Posey, Zhongkui Hong, Joshua Tropp, Indrajit Srivastava

Small Methods, issue 10, 2026, pp. e70694

3D Tumor-Mimicking Phantom Models for Assessing NIR I/II Nanoparticles in Fluorescence-Guided Surgical Interventions

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Asma Harun, Nathaniel Bendele, Md Ibrahim Khalil, Isabella Vasquez, Jonathan Djuanda, Robert Posey, Gordon Christopher, Ulrich Bickel, Viktor Gruev, Joshua Tropp, Paul Egan, Indrajit Srivastava

ACS Nano, vol. 19(21), 2025, pp. 19757-19776

Multivariable Design of a Minimalist Conjugated Polymer Nanoparticle with Bright NIR-II Emission

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Nikita Gill*, Robert Posey*, Brenda Alfaro, Helena Garza, Jacquelyn Tran, Kazi Mahmud, Annemarie Fritz, Tahamida Oyshi, Ehsan Nozohouri, Indrajit Srivastava, Ulrich Bickel, Joshua Tropp

Adv. Opt. Mater., vol. 13(35), 2025, pp. e02433

Tuning the structure of thienoisoindigo (TIG) copolymers to afford bright near-infrared emission for bioimaging through aggregation-enhanced emission

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Robert Posey*, Nikita Gill*, Daniel Fernandez, Luan Gabriel Fonseca Dos Santos, Helena Garza, Jacquelyn Tran, Brenda Alfaro, Nicholas Payne, Tahamida Alam Oyshi, Colin Cashman, Boris Salinas, Isabella Vasquez, Alexander Mdzinarishvili, Indrajit Srivastava, Ulrich Bickel, Hans Lischka, Joshua Tropp

J. Mater. Chem. B, vol. 13(40), 2025, pp. 12918-12925

Ultrabright NIR-II Nanoprobes for Ex Vivo Bioimaging: Protein Nanoengineering Meets Molecular Engineering

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Isabella Vasquez, Asma Harun, Robert Posey, Ruhan Reddy, Nikita Gill, Ulrich Bickel, Joshua Tropp, Indrajit Srivastava

ACS Nanosci. Au, vol. 5(6), 2025 Oct 6, p. 527

Rational Design of NIR-II Emitting Conjugated Polymer Derived Nanoparticles for Image-Guided Cancer Interventions

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Nikita Gill, Indrajit Srivastava, Joshua Tropp

Adv. Health. Mater., vol. 13(26), 2024, p. 2401297