Results 61 to 70 of about 830,136 (276)

Screening for lung cancer: A systematic review of overdiagnosis and its implications

open access: yesMolecular Oncology, EarlyView.
Low‐dose computed tomography (CT) screening for lung cancer may increase overdiagnosis compared to no screening, though the risk is likely low versus chest X‐ray. Our review of 8 trials (84 660 participants) shows added costs. Further research with strict adherence to modern nodule management strategies may help determine the extent to which ...
Fiorella Karina Fernández‐Sáenz   +12 more
wiley   +1 more source

Toward a 10-W level femtosecond erbium laser operating in the 1600 nm low gain region

open access: yesAPL Photonics
1.6 µm ultrafast lasers are important in biomedical applications because the wavelength is located within an attractive biological window called the near-infrared-II (NIR-II) region.
Haolin Yang, Ruili Zhang, Sailing He
doaj   +1 more source

Glycosylated LGALS3BP is highly secreted by bladder cancer cells and represents a novel urinary disease biomarker

open access: yesMolecular Oncology, EarlyView.
Urinary LGALS3BP is elevated in bladder cancer patients compared to healthy controls as detected by the 1959 antibody–based ELISA. The antibody shows enhanced reactivity to the high‐mannose glycosylated variant secreted by cancer cells treated with kifunensine (KIF).
Asia Pece   +18 more
wiley   +1 more source

Assessment of Invariant Moments of Fornix in Brain Structural MR Images to Differentiate Mild Cognitive Impairment from Alzheimer’s Disease

open access: yesCurrent Directions in Biomedical Engineering
Alzheimer’s disease (AD) is a progressive neurodegenerative brain disorder that primarily affects elderly individuals. Mild cognitive impairment (MCI) represents an intermediate stage between normal cognitive functioning and the onset of AD.
Ali Ahsan   +2 more
doaj   +1 more source

Advances in multi-modal non-invasive imaging techniques in the diagnosis and treatment of polypoidal choroidal vasculopathy

open access: yesFrontiers in Medicine, 2023
Polypoidal choroidal vasculopathy (PCV) is a disease characterized by subretinal pigment epithelium (RPE) orange-red polypoidal lesions and abnormal branching neovascular networks (BNNs).
Yuelin Wang   +5 more
doaj   +1 more source

Advanced optical imaging methods for investigating manuscripts [PDF]

open access: yes, 2011
This paper gives an overview of advanced optical imaging methods relevant to the study of manuscripts. While some of the methods covered are well established, others are very much in active development.
Liang, H
core  

Non-invasive imaging through opaque scattering layers [PDF]

open access: yesNature, 2012
Non-invasive optical imaging techniques, such as optical coherence tomography, are essential diagnostic tools in many disciplines, from the life sciences to nanotechnology. However, present methods are not able to image through opaque layers that scatter all the incident light.
Bertolotti, Jacopo   +5 more
openaire   +4 more sources

Liquid biopsy epigenetics: establishing a molecular profile based on cell‐free DNA

open access: yesMolecular Oncology, EarlyView.
Cell‐free DNA (cfDNA) fragments in plasma from cancer patients carry epigenetic signatures reflecting their cells of origin. These epigenetic features include DNA methylation, nucleosome modifications, and variations in fragmentation. This review describes the biological properties of each feature and explores optimal strategies for harnessing cfDNA ...
Christoffer Trier Maansson   +2 more
wiley   +1 more source

Blind Ghost Imaging

open access: yes, 2018
Ghost imaging is an unconventional optical imaging technique that reconstructs the shape of an object combining the measurement of two signals: one that interacted with the object, but without any spatial information, the other containing spatial ...
Bertolotti, Jacopo   +6 more
core   +2 more sources

High resolution fourier domain optical coherence tomography at 2 microns for painted objects [PDF]

open access: yes, 2015
Optical Coherence Tomography has been successfully applied to the non-invasive imaging of subsurface microstructure of a variety of materials from biological tissues to painted objects of art.
Cheung, CS   +5 more
core   +1 more source

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