Utvalda publikationer - Umeå universitet

Maria Eriksson PubFacts

Here we investigated the extent to which local neuronal and capillary responses (two-photon microscopy) are In this article, we provide a critical analysis of the second class of optoacoustic methods that can be referred to as optoacoustic (or photoacoustic) mesoscopy or macroscopy and enable imaging deeper than optical or optoacoustic microscopy methods that use focused light (1). Mesoscopic fluorescence lifetime imaging (FLIm) is an optical spectroscopic imaging technique for real‐time assessments of tissue properties in clinical settings, used to monitor disease. This report Mesoscopic physics is a subdiscipline of condensed matter physics that deals with materials of an intermediate size. These materials range in size between the nanoscale for a quantity of atoms (such as a molecule) and of materials measuring micrometres. The lower limit can also be defined as being the size of individual atoms. Optical imaging has revolutionized our ability to monitor brain activity, spanning spatial scales from synapses to cells to circuits.

Mesoscopic imaging

Optical imaging offers a unique opportunity to measure brain activity over a large field-of-view (up to 1cm for flat surfaces) with high spatio-temporal resolutions (20μmx1ms). Macroscopic imaging iThera Medical’s MSOT inVision series is the only optoacoustic imaging system with real-time whole-body imaging capability for small animals. Multispectral optoacoustic tomography (MSOT) introduces a new standard for the exploration of biological processes and the kinetics of pharmacological substances. Although 3D imaging techniques, such as optical projection tomography (OPT) 3 that is based on the attenuation contrast of light 4 have been used for 3D imaging of mouse embryos without labels, few 2019-03-07 · Imaging based on blood flow dynamics is widely used to study sensory processing.

Mesoscopic Fluorescence Tomography for In-vivo Imaging of

The improving technology of UHF fMRI, however, facilitates high-resolution imaging with voxel dimensions smaller than a millimetre, which opens the door for detecting responses at a mesoscopic level, from neuronal subpopulations smaller than was previously possible, such as columns or layers . Although 3D imaging techniques, such as optical projection tomography (OPT) 3 that is based on the attenuation contrast of light 4 have been used for 3D imaging of mouse embryos without labels, few We demonstrate a mesoscopic FOV up to ~6×5×0.6 mm 3 volumetric imaging, the largest reported FOV by OPM so far.

Sveriges lantbruksuniversitet - Primo - SLU-biblioteket

normal skin, which will be tested with biopsies and non-invasive transcriptome analysis to compare imaging parameter-based predictions against biochemical, histological and functional features associated with skin at high risk for actinic neoplasia. 2015-12-08 Mesoscopic 3D imaging has become a widely used optical imaging technique to visualize intact biological specimens. Selective plane illumination microscopy (SPIM) Our group is exploring physical phenomena occurring at and between various spatial and time scales in radiotherapy imaging and treatment of cancer. Spatial domain: nm (high-Z nanoparticles, detector nanostructures), mm (cells, detector microstructures, micro-beams), mm (voxels), cm (patient anatomy). T1 - Mesoscopic and Macroscopic Optoacoustic Imaging of Cancer.

We demonstrated the depth-resolved capability of 3D mesoscopic imaging by photostimulating the layer 5 neurons in Thy1-ChR2-YFP transgenic mice and further recorded the layer-specific functional projections between primary somatosensory cortex and primary motor cortex in vivo, following single whisker deflection. 2019-11-28 Definition of mesoscopic in the Definitions.net dictionary. Meaning of mesoscopic.
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The main application for the instrument is microscopic analysis of mesoscopic scale tissue samples, embryos, tissue cultures and small animals in vivo. Bridging The Gap Between In Vivo Imaging and Histopathology | Emit enables Cryo-Fluorescence Tomography, Mesoscopic och Automated Tissue Imaging Imaging mesoscopic spin Hall flow: Spatial distribution of local spin currents and spin densities in and out of multiterminal spin-orbit coupled semiconductor Mesoscopic 3D imaging of pancreatic cancer and Langerhans islets based on tissue autofluorescence. Ingår i Scientific Reports, 2020.

N2 - Optoacoustic imaging combines the rich contrast of optical methods with the resolution of ultrasound imaging.
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Tomas Alanentalo - Umeå universitet

This report Mesoscopic physics is a subdiscipline of condensed matter physics that deals with materials of an intermediate size. These materials range in size between the nanoscale for a quantity of atoms (such as a molecule) and of materials measuring micrometres. The lower limit can also be defined as being the size of individual atoms. Optical imaging has revolutionized our ability to monitor brain activity, spanning spatial scales from synapses to cells to circuits.

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Mesoscopic imaging involves looking at details of biological systems in the context of an organ, body part, or organism. Here, we summarize the rapid development and application of mesoscopic imaging, a widefield fluorescence-based approach that balances high spatiotemporal resolution with extraordinarily large fields of view.