Results 41 to 50 of about 7,364,821 (307)

The chicken chorioallantoic membrane as a low-cost, high-throughput model for cancer imaging

open access: yesnpj Imaging, 2023
Mouse models are invaluable tools for radiotracer development and validation. They are, however, expensive, low throughput, and are constrained by animal welfare considerations.
Lydia M. Smith   +11 more
doaj   +1 more source

Simultaneous in vivo positron emission tomography and magnetic resonance imaging [PDF]

open access: yes, 2008
Positron emission tomography (PET) and magnetic resonance imaging (MRI) are widely used in vivo imaging technologies with both clinical and biomedical research applications.
Catana, Ciprian   +7 more
core   +2 more sources

Imaging to study solid tumour origin and progression: lessons from research and clinical oncology [PDF]

open access: yes, 2017
Biomedical imaging in recent decades has clarified our understanding of normal and pathological cellular processes in vivo. In particular, this approach recently provided insights into processes occurring at a molecular or genetic level rather than at ...
Beyer T   +5 more
core   +1 more source

Accurate hybrid template–based and MR-based attenuation correction using UTE images for simultaneous PET/MR brain imaging applications

open access: yesBMC Medical Imaging, 2018
Background Attenuation correction is one of the most crucial correction factors for accurate PET data quantitation in hybrid PET/MR scanners, and computing accurate attenuation coefficient maps from MR brain acquisitions is challenging.
Jakub Baran   +9 more
doaj   +1 more source

High-Resolution ADCs Design in Image Sensors [PDF]

open access: yes, 2018
This paper presents design considerations for high-resolution and high-linearity ADCs for biomedical imaging ap-plications. The work discusses how to improve dynamic spec-ifications such as Spurious Free Dynamic Range (SFDR) and Signal-to-Noise-and ...
Cen, Yuanjun   +7 more
core   +1 more source

Mathematical Analysis of Ultrafast Ultrasound Imaging [PDF]

open access: yes, 2016
This paper provides a mathematical analysis of ultrafast ultrasound imaging. This newly emerging modality for biomedical imaging uses plane waves instead of focused waves in order to achieve very high frame rates.
Alberti, Giovanni S.   +3 more
core   +2 more sources

Stroke onset time determination using MRI relaxation times without non-ischaemic reference in a rat stroke model [PDF]

open access: yes, 2017
BACKGROUND: Objective timing of stroke in emergency departments is expected to improve patient stratification. Magnetic resonance imaging (MRI) relaxations times, T2 and T1ρ, in abnormal diffusion delineated ischaemic tissue were used as proxies of ...
Grohn, Olli H. J.   +6 more
core   +3 more sources

Clinical language search algorithm from free-text: facilitating appropriate imaging

open access: yesBMC Medical Imaging, 2022
Background The comprehensiveness and maintenance of the American College of Radiology (ACR) Appropriateness Criteria (AC) makes it a unique resource for evidence-based clinical imaging decision support, but it is underutilized by clinicians.
Gunvant R. Chaudhari   +7 more
doaj   +1 more source

Photoacoustic computed tomography guided microrobots for targeted navigation in intestines in vivo [PDF]

open access: yes, 2020
Tremendous progress in synthetic micro/nanomotors has been made for potential biomedical applications. However, existing micro/nanomotor platforms are inefficient for deep tissue imaging and motion control in vivo.
Gao, Wei   +5 more
core  

The Integration of Positron Emission Tomography With Magnetic Resonance Imaging [PDF]

open access: yes, 2008
A number of laboratories and companies are currently exploring the development of integrated imaging systems for magnetic resonance imaging (MRI) and positron emission tomography (PET).
Cherry, Simon R.   +2 more
core   +1 more source

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