Results 21 to 30 of about 830,136 (276)

Dermoscopy and novel non invasive imaging of Cutaneous Metastases

open access: yesAdvances in Cancer Biology - Metastasis, 2022
Cutaneous Metastases, a rare clinical manifestation of great importance, arise critical differential diagnostic dilemmas among physicians, as it can easily masquerade into various forms.
Dimitrios Alexandris   +3 more
doaj   +1 more source

Volumetric microvascular imaging of human retina using optical coherence tomography with a novel motion contrast technique [PDF]

open access: yes, 2009
Phase variance-based motion contrast imaging is demonstrated using a spectral domain optical coherence tomography system for the in vivo human retina. This contrast technique spatially identifies locations of motion within the retina primarily associated
Fingler, Jeff   +4 more
core   +2 more sources

Non-invasive multislice CT coronary imaging [PDF]

open access: yesHeart, 2005
Multislice spiral computed tomography (MSCT) coronary angiography is a promising non-invasive technique for the detection of coronary stenoses.1–4 The advent of the technically improved 16 row MSCT scanner, with higher spatial and temporal resolution, has permitted more reliable detection of coronary plaques and significant obstructive coronary lesions.
Mollet, Nico   +2 more
openaire   +2 more sources

Subgenual cingulate connectivity as a treatment predictor during low-frequency right dorsolateral prefrontal rTMS: A concurrent TMS-fMRI study

open access: yesBrain Stimulation, 2023
Introduction: Repetitive transcranial magnetic stimulation (rTMS) to the dorsolateral prefrontal cortex (DLPFC) is effective in alleviating treatment-resistant depression (TRD).
Vinh Tan   +7 more
doaj   +1 more source

Non-invasive imaging of hypoxia in tissue engineering [PDF]

open access: yes, 2007
In tissue engineering, cells are grown on biomaterials in vitro and subsequently implanted. A critical parameter in effective proliferation and differentiation is the availability of nutrients. Few tools are currently available to monitor the nutritional
Blitterswijk, Clemens van   +3 more
core   +7 more sources

Non-invasive Imaging in Gene Therapy [PDF]

open access: yesMolecular Therapy, 2007
Several methods are available for non-invasive imaging of gene delivery and transgene expression, including magnetic resonance imaging (MRI), single photon emission tomography (SPECT)/positron emission tomography (PET), and fluorescence and bioluminescence imaging.
Jani Kristian, Räty   +6 more
openaire   +2 more sources

Per1 gene polymorphisms influence the relationship between brain white matter microstructure and depression risk

open access: yesFrontiers in Psychiatry, 2022
BackgroundCircadian rhythm was involved in the pathogenesis of depression. The detection of circadian genes and white matter (WM) integrity achieved increasing focus for early prediction and diagnosis of major depressive disorder (MDD).
Rui Zhao   +21 more
doaj   +1 more source

Effect of Late Gadolinium Enhancement on the Recovery of Left Ventricular Systolic Function After Pulmonary Vein Isolation

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2016
Background The factors that predict recovery of left ventricular (LV) systolic dysfunction among patients with atrial fibrillation (AF) are not completely understood.
Daniel Addison   +11 more
doaj   +1 more source

Optically gated beating-heart imaging [PDF]

open access: yes, 2014
The constant motion of the beating heart presents an obstacle to clear optical imaging, especially 3D imaging, in small animals where direct optical imaging would otherwise be possible.
Taylor, Jonathan M.
core   +2 more sources

Non-invasive optical imaging of stroke [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2011
The acute onset of a neurological deficit is the key clinical feature of stroke. In most cases, however, pathophysiological changes in the cerebral vasculature precede the event, often by many years. Persisting neurological deficits may also require long-term rehabilitation.
Obrig, H., Steinbrink, J.
openaire   +3 more sources

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