Results 71 to 80 of about 4,457 (158)

Quantitative photoacoustic imaging in radiative transport regime

open access: yes, 2012
The objective of quantitative photoacoustic tomography (QPAT) is to reconstruct optical and thermodynamic properties of heterogeneous media from data of absorbed energy distribution inside the media.
Mamonov, Alexander V., Ren, Kui
core   +1 more source

Theranostic nanoplatform for high‐performance dual‐modal magnetic resonance imaging‐guided therapy of orthotopic hepatocellular carcinoma

open access: yesBMEMat, EarlyView.
This article introduces a biomimetic Mn‐doped polydopamine nanoplatform (HAMM NPs) coated with cancer cell membranes. It enables targeted hepatocellular carcinoma theranostics via T1/T2 dual‐mode magnetic resonance imaging and tumor microenvironment‐triggered sonodynamic therapy/chemodynamic therapy, achieving potent antitumor efficacy in subcutaneous ...
Jiayin Lin   +7 more
wiley   +1 more source

Reprogramming tumor immune microenvironment by ultrasound‐responsive nanoplatforms for enhanced cancer immunotherapy

open access: yesBMEMat, EarlyView.
Ultrasound‐responsive nanoplatforms reprogram the tumor immune microenvironment by targeting tumor cells, immune cells, and non‐immune stromal cells to enhance the efficacy of cancer immunotherapy. Abstract Cancer immunotherapy represents a significant advancement in cancer treatment by enhancing the specific recognition and elimination of cancer cells.
Shilong Zhao   +4 more
wiley   +1 more source

Photoacoustic microscopy of cerebral blood-oxygenation dynamics in mice [PDF]

open access: yes, 2009
In this work, we exploit the high depth and temporal resolutions of PAM to noninvasively image the blood-oxygenation dynamics of multiple cortex vessels in the mouse brain simultaneously in response to controlled hypoxic and hyperoxic challenges.
Maslov, Konstantin   +2 more
core  

Synthesis and Photophysical Characterization of Axially Functionalized Silicon(IV) Naphthalocyanines with Phototheranostic Potential

open access: yesChemistryEurope, EarlyView.
In this study, the synthesis and detailed photophysical characterization of SiNcs functionalized with structurally diverse axial ligands designed to enhance solubility and evaluate photophysical properties are reported. The lead compound, SiNc 3‐PP, demonstrates photothermal conversion efficiency of 62.1% and pronounced photoacoustic contrast at 810 nm,
Pedro M. R. Santos   +11 more
wiley   +1 more source

Molecular imaging of oxidative stress using an LED-based photoacoustic imaging system. [PDF]

open access: yes, 2019
LED-based photoacoustic imaging has practical value in that it is affordable and rugged; however, this technology has largely been confined to anatomic imaging with limited applications into functional or molecular imaging.
Hariri, Ali   +5 more
core  

Optimization of CEST MRI Reporter Protein Design Using Cation‐Pi Networks

open access: yesChemistry – A European Journal, EarlyView.
A novel engineering approach can produce reporter proteins for cell and viral therapy tracking with unique magnetic resonance imaging (MRI) signatures, detectable with chemical exchange saturation transfer (CEST). We discover how cation‐π interactions between amino acid groups can help us fine‐tune magnetic resonance properties for noninvasive ...
David E. Korenchan   +8 more
wiley   +1 more source

Luminescent nano‐structured semiconductor materials via doping engineering: Functional applications toward intelligent optoelectronics and photonics

open access: yesInformation &Functional Materials, EarlyView.
This cover focuses on luminescent ion‐doped nano‐structured semiconductors (0D/1D/2D), highlighting their coupling mechanisms, diverse applications, and future directions. It visualizes core uses in information, biomedicine, and energy for intelligent optoelectronics/photonics.
Kai Chen   +6 more
wiley   +1 more source

Lymph‐based liquid biopsy: Current progress and future potential

open access: yesInterdisciplinary Medicine, EarlyView.
Recent evidence under the revised Starling principle indicates that lymph‐based liquid biopsies may offer superior diagnostic performance over blood‐based counterparts in certain clinical scenarios, such as early‐stage solid tumor detection. Currently, various biomarkers within the lymphatic system show significant diagnostic potential for a range of ...
Dongdong Liu   +6 more
wiley   +1 more source

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