Results 71 to 80 of about 668,130 (171)

Upconversion Nanoparticle‐Covalent Organic Framework Core–shell Particles as Therapeutic Microrobots Trackable With Optoacoustic Imaging

open access: yesAdvanced Materials, Volume 37, Issue 49, December 10, 2025.
Upconversion nanoparticle‐covalent organic framework core–shell particles provide enhanced contrast for optoacoustic imaging by leveraging the optical absorption of upconversion luminescence within the covalent organic framework matrix. Beyond their role as contrast agents, these particles enable customizable therapeutic agent loading and release, as ...
Dong Wook Kim   +8 more
wiley   +1 more source

Volumetric real-time multispectral optoacoustic tomography of biomarkers.

open access: yes, 2011
Multispectral optoacoustic tomography (MSOT) has recently been developed to enable visualization of optical contrast and tissue biomarkers, with resolution and speed representative of ultrasound.
Bühler, A.   +2 more
core   +1 more source

Evaluating online filtering algorithms to enhance dynamic multispectral optoacoustic tomography

open access: yesPhotoacoustics, 2020
Multispectral optoacoustic tomography (MSOT) is an emerging imaging modality, which is able to capture data at high spatiotemporal resolution using rapid tuning of the excitation laser wavelength. However, owing to the necessity of imaging one wavelength
Devin O’Kelly   +2 more
doaj   +1 more source

Multimodal nanogels combining ZW800-1 as an optical absorber and gadolinium chelates for multispectral optoacoustic tomography (MSOT) and magnetic resonance imaging (MRI)

open access: yesInorganic Chemistry Frontiers, 2023
A new ‘all in one’ bimodal imaging system combining within nanohydrogels the photoacoustic probe ZW800-1 with magnetic resonance imaging contrast agents is presented.
Camille Gosée   +10 more
openaire   +3 more sources

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, Volume 37, Issue 48, December 3, 2025.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

Towards in vivo characterization of thyroid nodules suspicious for malignancy using multispectral optoacoustic tomography [PDF]

open access: yes, 2023
Purpose: Patient-tailored management of thyroid nodules requires improved risk of malignancy stratification by accurate preoperative nodule assessment, aiming to personalize decisions concerning diagnostics and treatment.
Maximilian Bader   +28 more
core   +1 more source

Noninvasive Detection and Thermal Ablation Therapy of Endometriosis Using Silica‐Coated Gold Nanorods

open access: yesAdvanced NanoBiomed Research, Volume 5, Issue 12, December 2025.
AuNR@Si(F)‐PEG nanoparticles are developed as theranostic agents for the noninvasive detection and photothermal therapy of endometriosis. The particles are preferentially taken up by the endometriosis lesions under photoacoustic image‐guidance, and used as thermal ablation therapeutics to shrink the lesions.
Panangattukara Prabhakaran Praveen Kumar   +7 more
wiley   +1 more source

Multispectral optoacoustic tomography resolves smart probe activation in vulnerable plaques.

open access: yes, 2011
In this work, we show, for the first time to our knowledge, that multispectral optoacoustic tomography (MSOT) can deliver high resolution images of activatable molecular probe's distribution, sensitive to matrix metalloproteinases (MMP), deep within ...
Razansky, Daniel   +23 more
core   +1 more source

Spectral unmixing using component analysis in multispectral optoacoustic tomography.

open access: yes, 2011
In this work, we show, for the first time to our knowledge, that multispectral optoacoustic tomography (MSOT) can deliver high resolution images of activatable molecular probe's distribution, sensitive to matrix metalloproteinases (MMP), deep within ...
Jürgen Glatz   +13 more
core   +1 more source

Real‐Time Monitoring of Atherosclerotic Plaque Using β‐Galactosidase‐Activated Photoacoustic Tomography

open access: yesSmall, Volume 21, Issue 44, November 6, 2025.
Detecting Vascular Senescence: Novel Enzyme‐Responsive Photoacoustic Nanoprobes for Atherosclerotic Plaque Imaging. A lipid nanoprobe is developed that detects senescence‐associated β‐galactosidase in plaques via enzyme‐triggered spectral shifts. This platform enables dynamic tracking of atherosclerotic progression, 3D visualization on the extent and ...
Yifan Zhou   +13 more
wiley   +1 more source

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