Results 11 to 20 of about 4,310 (200)

Hand-held optoacoustic imaging: A review [PDF]

open access: yesPhotoacoustics, 2018
Optoacoustic imaging is a medical imaging modality that uses optical excitation and acoustic detection to generate images of tissue structures based up optical absorption within a tissue sample.
Mason W. Schellenberg, Heather K. Hunt
doaj   +6 more sources

Multimodal Contrast Agents for Optoacoustic Brain Imaging in Small Animals [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Optoacoustic (photoacoustic) imaging has demonstrated versatile applications in biomedical research, visualizing the disease pathophysiology and monitoring the treatment effect in an animal model, as well as toward applications in the clinical setting ...
Xue-feng Shi   +5 more
doaj   +5 more sources

Spotlight on Nerves: Portable Multispectral Optoacoustic Imaging of Peripheral Nerve Vascularization and Morphology [PDF]

open access: yesAdvanced Science, 2023
Various morphological and functional parameters of peripheral nerves and their vascular supply are indicative of pathological changes due to injury or disease.
Dominik Jüstel   +7 more
doaj   +3 more sources

Optoacoustic Imaging in Inflammation. [PDF]

open access: yesBiomedicines, 2021
Optoacoustic or photoacoustic imaging (OAI/PAI) is a technology which enables non-invasive visualization of laser-illuminated tissue by the detection of acoustic signals. The combination of “light in” and “sound out” offers unprecedented scalability with a high penetration depth and resolution.
Regensburger AP   +4 more
europepmc   +8 more sources

Sonophore labeled RGD: a targeted contrast agent for optoacoustic imaging [PDF]

open access: yesPhotoacoustics, 2017
Optoacoustic imaging is a rapidly expanding field for the diagnosis, characterization, and treatment evaluation of cancer. However, the availability of tumor specific exogenous contrast agents is still limited.
Katja Haedicke   +5 more
doaj   +6 more sources

Croconaine-based nanoparticles enable efficient optoacoustic imaging of murine brain tumors [PDF]

open access: yesPhotoacoustics, 2021
Contrast enhancement in optoacoustic (photoacoustic) imaging can be achieved with agents that exhibit high absorption cross-sections, high photostability, low quantum yield, low toxicity, and preferential bio-distribution and clearance profiles. Based on
Nian Liu   +17 more
doaj   +4 more sources

Mesoscopic and Macroscopic Optoacoustic Imaging of Cancer [PDF]

open access: yesCancer Research, 2015
Abstract Optoacoustic imaging combines the rich contrast of optical methods with the resolution of ultrasound imaging. It can therefore deliver optical visualization of cancer far deeper in tissue than optical microscopy and other conventional optical imaging methods.
Taruttis, A.   +2 more
core   +8 more sources

Image processing improvements afford second-generation handheld optoacoustic imaging of breast cancer patients [PDF]

open access: yesPhotoacoustics, 2022
Background: Since the initial breast transillumination almost a century ago, breast cancer imaging using light has been considered in different implementations aiming to improve diagnostics, minimize the number of available biopsies, or monitor treatment.
Jan Kukačka   +9 more
doaj   +2 more sources

Improved pentamethine cyanine nanosensors for optoacoustic imaging of pancreatic cancer [PDF]

open access: yesScientific Reports, 2021
Optoacoustic imaging is a new biomedical imaging technology with clear benefits over traditional optical imaging and ultrasound. While the imaging technology has improved since its initial development, the creation of dedicated contrast agents for ...
Matthew D. Laramie   +8 more
doaj   +2 more sources

Cucurbit[8]uril-based water-dispersible assemblies with enhanced optoacoustic performance for multispectral optoacoustic imaging [PDF]

open access: yesNature Communications, 2023
Organic small-molecule contrast agents have attracted considerable attention in the field of multispectral optoacoustic imaging, but their weak optoacoustic performance resulted from relatively low extinction coefficient and poor water solubility ...
Yinglong Wu   +14 more
doaj   +2 more sources

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