Search
Publication
Photoacoustic Imaging for the Detection of Hypoxia in the Rat Femoral Artery and Skeletal Muscle Microcirculation
Photoacoustic (PA) imaging is an emerging technology that combines structural and functional imaging of tissues using laser and ultrasound energy. We evaluated the ability of PA imaging system to measure real-time systemic and microvascular mean oxygen …
Publication
Cellulose nanoparticles are a biodegradable photoacoustic contrast agent for use in living mice
Molecular imaging with photoacoustic ultrasound is an emerging field that combines the spatial and temporal resolution of ultrasound with the contrast of optical imaging. However, there are few imaging agents that offer both high signal intensity and …
Publication
A dual gold nanoparticle system for mesenchymal stem cell tracking
Stem cell-based therapies have demonstrated improved outcomes in preclinical and clinical trials for treating cardiovascular ischemic diseases. However, the contribution of stem cells to vascular repair is poorly understood. To elucidate these mechanisms, …
Publication
Dual-enhanced photothermal conversion properties of reduced graphene oxide-coated gold superparticles for light-triggered acoustic and thermal theranostics
A rational design of highly efficient photothermal agents that possess excellent light-to-heat conversion properties is a fascinating topic in nanotheranostics. Herein, we present a facile route to fabricate size-tunable reduced graphene oxide …
Publication
Multi-Wavelength Photoacoustic Visualization of High Intensity Focused Ultrasound Lesions
High intensity focused ultrasound (HIFU) thermal therapies are limited by deficiencies in existing image-guidance techniques. Previous studies using single-wavelength photoacoustic (PA) imaging have demonstrated that HIFU lesions generate contrast with …
Publication
Multi-stimuli responsive Cu 2 S nanocrystals as trimodal imaging and synergistic chemo-photothermal therapy agents
A size and shape tuned, multifunctional metal chalcogenide, Cu2S-based nanotheranostic agent is deve- loped for trimodal imaging and multimodal therapeutics against brain cancer cells. This theranostic agent was highly efficient in optical, photoacoustic …
Publication
Photoacoustic Imaging for Medical Diagnostics
Photoacoustic Imaging for Medical Diagnostics …
Publication
Graphene Meets Microbubbles: A Superior Contrast Agent for Photoacoustic Imaging
Coupling graphene with a soft polymer surface offers the possibility to build hybrid constructs with new electrical, optical, and mechanical properties. However, the low reactivity of graphene is a hurdle in the synthesis of such systems which is often …
Publication
In situ conversion of porphyrin microbubbles to nanoparticles for multimodality imaging
Converting nanoparticles or monomeric compounds into larger supramolecular structures by endogenous1,2 or external3,4 stimuli is increasingly popular because these materials are useful for imaging and treating diseases. However, conversion of …
Publication
Linear-array-based photoacoustic imaging of human microcirculation with a range of high frequency transducer probes
Photoacoustic imaging (PAI) with a linear-array-based probe can provide a convenient means of im- aging the human microcirculation within its native structural context and adds functional information. PAI using a multielement linear transducer array …