Articles with "ultrasound photoacoustic" as a keyword



In Vivo Ultrasound and Photoacoustic Imaging of Nanoparticle-Engineered T Cells and Post-Treatment Assessment to Guide Adoptive Cell Immunotherapy

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Published in 2025 at "ACS Nano"

DOI: 10.1021/acsnano.4c12929

Abstract: Despite great promise, adoptive cell therapy (ACT) continues to fail at treating a majority of cancers, especially solid tumors. To inform development and expedite the translation of more potent cellular immunotherapies, advanced immunoimaging tools are… read more here.

Keywords: ultrasound photoacoustic; photoacoustic imaging; vivo; cell ... See more keywords

Acoustic Stack for Combined Intravascular Ultrasound and Photoacoustic Imaging

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Published in 2024 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"

DOI: 10.1109/tuffc.2024.3465837

Abstract: Multimodal intravascular ultrasound and photoacoustic (IVUS/PA) imaging is a promising diagnostic tool for cardiovascular diseases like atherosclerosis. IVUS/PA catheters typically require two independent transducers due to different frequency requirements, potentially increasing the catheter size. To… read more here.

Keywords: ultrasound photoacoustic; intravascular ultrasound; stack; acoustic stack ... See more keywords

Video-rate full-ring ultrasound and photoacoustic computed tomography with real-time sound speed optimization.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.464360

Abstract: Full-ring dual-modal ultrasound and photoacoustic imaging provide complementary contrasts, high spatial resolution, full view angle and are more desirable in pre-clinical and clinical applications. However, two long-standing challenges exist in achieving high-quality video-rate dual-modal imaging.… read more here.

Keywords: speed; sound speed; full ring; ultrasound photoacoustic ... See more keywords

Deep learning based on co-registered ultrasound and photoacoustic imaging improves the assessment of rectal cancer treatment response.

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Published in 2023 at "Biomedical optics express"

DOI: 10.1364/boe.487647

Abstract: Identifying complete response (CR) after rectal cancer preoperative treatment is critical to deciding subsequent management. Imaging techniques, including endorectal ultrasound and MRI, have been investigated but have low negative predictive values. By imaging post-treatment vascular… read more here.

Keywords: ultrasound photoacoustic; microscopy; rectal cancer; treatment ... See more keywords

Unified Linear–Concave Transducer Enabling 100 Hz Plane-Wave Ultrasound and Photoacoustic Dynamic Imaging

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Published in 2025 at "Biomedical Optics Express"

DOI: 10.1364/boe.582030

Abstract: Dual-modal ultrasound (US) and photoacoustic (PA) imaging with linear-array transducers offers clinically relevant imaging depths and flexible access to anatomical sites, while enhancing optical contrast. By integrating anatomical detail from US with the molecular specificity… read more here.

Keywords: ultrasound photoacoustic; unified linear; 100 plane; concave transducer ... See more keywords

Feasibility of an ultra-compact, wireless ultrasound and photoacoustic imaging system (wUS-PA).

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Published in 2025 at "Optics letters"

DOI: 10.1364/ol.576328

Abstract: Photoacoustic imaging (PAI) is a hybrid imaging technique providing optical contrast with ultrasound resolution for deep tissue imaging. Currently, dual-mode ultrasound+photoacoustic (US+PA) imaging systems are bulky and expensive. In this work, we demonstrate the feasibility… read more here.

Keywords: ultrasound photoacoustic; system; photoacoustic imaging; ultra compact ... See more keywords

Indocyanine Green-Loaded Nanobubbles Targeting Carbonic Anhydrase IX for Multimodal Imaging of Renal Cell Carcinoma

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Published in 2023 at "International Journal of Nanomedicine"

DOI: 10.2147/ijn.s408977

Abstract: Background and Purpose The early diagnosis and differential diagnosis of renal cell carcinoma (RCC) has always been a clinical difficulty and a research focus. Carbonic anhydrase IX (CA IX) is highly expressed on the cell… read more here.

Keywords: ultrasound photoacoustic; diagnosis; multimodal imaging; rcc ... See more keywords

A Skull-Removed Chronic Cranial Window for Ultrasound and Photoacoustic Imaging of the Rodent Brain

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Published in 2021 at "Frontiers in Neuroscience"

DOI: 10.3389/fnins.2021.673740

Abstract: Ultrasound and photoacoustic imaging are emerging as powerful tools to study brain structures and functions. The skull introduces significant distortion and attenuation of the ultrasound signals deteriorating image quality. For biological studies employing rodents, craniotomy… read more here.

Keywords: ultrasound photoacoustic; brain; photoacoustic imaging; cranial window ... See more keywords

Development of a stem cell tracking platform for ophthalmic applications using ultrasound and photoacoustic imaging

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Published in 2019 at "Theranostics"

DOI: 10.7150/thno.32546

Abstract: Glaucoma is the second leading cause of blindness in the world. Disease progression is associated with reduced cellularity in the trabecular meshwork (TM), a fluid drainage tissue in the anterior eye. A promising therapy seeks… read more here.

Keywords: ultrasound photoacoustic; stem cell; imaging; stem ... See more keywords