Results 41 to 50 of about 4,457 (158)

Full field inversion in photoacoustic tomography with variable sound speed

open access: yes, 2018
Recently, a novel measurement setup has been introduced to photoacoustic tomography, that collects data in the form of projections of the full 3D acoustic pressure distribution at a certain time instant.
Haltmeier, Markus   +3 more
core   +1 more source

Rational Design of Optical Single‐Walled Carbon Nanotube‐Based Nanosensors with Biological Recognition Elements

open access: yesAdvanced Sensor Research, EarlyView.
This Review focuses on assessing and providing perspective on the field of rationally‐designed optical sensors constructed with single‐walled carbon nanotubes. The literature is reviewed and evaluated for SWCNT‐based sensors constructed with biomolecular recognition elements, including proteins, peptides, and oligonucleotides, as well as their methods ...
Amelia K. Ryan   +4 more
wiley   +1 more source

Turning on the Heat by Cocrystal Engineering: The Rise of Organic Charge Transfer Photothermal Cocrystals as an Emerging Therapeutic Frontier in Biomedical Application

open access: yesAggregate
The field of molecular charge transfer cocrystals (CTCs) has advanced rapidly in recent years, with much work focused on their use in optoelectronic devices, photoacoustic imaging, photothermal therapy (PTT), optical waveguides, seawater desalination ...
Arshad Khan   +8 more
doaj   +1 more source

A Direct Method for Photoacoustic Tomography with Inhomogeneous Sound Speed

open access: yes, 2015
The standard approach for photoacoustic imaging with variable speed of sound is time reversal, which consists in solving a well-posed final-boundary value problem for the wave equation backwards in time.
Belhachmi, Zakaria   +2 more
core   +1 more source

PARPi Combining Nanoparticle LIN28B siRNA for the Management of Malignant Ascites

open access: yesAdvanced Science, EarlyView.
This study demonstrates that co‐inhibition of LIN28B and PARP using siLin28b/DSSP@lip‐PEG‐FA nanoparticles in combination with the PARP inhibitor BMN673 effectively suppresses the accumulation of malignant ascites associated with advanced cancers.
Yan Fang   +13 more
wiley   +1 more source

Gold Nanocage-Based Multifunctional Nanosensitizers for Programmed Photothermal /Radiation/Chemical Coordinated Therapy Guided by FL/MR/PA Multimodal Imaging

open access: yesInternational Journal of Nanomedicine, 2023
Xinni Pan,1 Yi Lu,2 Shanshan Fan,1 Hao Tang,2 Haisong Tan,3 Cheng Cao,2 Yingsheng Cheng,1 Yanlei Liu2 1Department of Radiology, Shanghai Sixth People’s Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai, People’s Republic ...
Pan X   +7 more
doaj  

On Iterative Algorithms for Quantitative Photoacoustic Tomography in the Radiative Transport Regime

open access: yes, 2017
In this paper, we describe the numerical reconstruction method for quantitative photoacoustic tomography (QPAT) based on the radiative transfer equation (RTE), which models light propagation more accurately than diffusion approximation (DA).
Wang, Chao, Zhou, Tie
core   +2 more sources

Rapid Arbitrary‐Shape Microscopy of Unsectioned Tissues for Precise Intraoperative Tumor Margin Assessment

open access: yesAdvanced Science, EarlyView.
This study presents a novel microscopic imaging system capable of rapid, section‐free scanning of irregular tissue surfaces, delivering high sensitivity for detecting cancer cell clusters during intraoperative tumor margin assessment. Abstract Rapid and accurate intraoperative examination of tumor margins is crucial for precise surgical treatment, yet ...
Zhicheng Shao   +17 more
wiley   +1 more source

Graphics processing unit accelerating compressed sensing photoacoustic computed tomography with total variation [PDF]

open access: yes, 2020
Photoacoustic computed tomography with compressed sensing (CS-PACT) is a commonly used imaging strategy for sparse-sampling PACT. However, it is very time-consuming because of the iterative process involved in the image reconstruction.
Bai, Yuanyuan   +5 more
core  

Protease‐Activated Plasmonic Nanosensors for Predictive Ultrasound‐Guided Photoacoustic Imaging of Tumor Responses to Adoptive T Cell Therapy

open access: yesAdvanced Science, EarlyView.
Protease‐activated plasmonic nanosensors are demonstrated to noninvasively monitor antitumor T cell activity in tumors with anatomical information upon adoptive T cell transfer via ultrasound‐guided photoacoustic imaging. These nanosensors are actuated by granzyme B, a protease secreted by activated cytotoxic T cells during tumor cell killing, which ...
Myeongsoo Kim   +10 more
wiley   +1 more source

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