Results 31 to 40 of about 6,433,487 (363)

Glutamate’s Effects on the N-Methyl-D-Aspartate (NMDA) Receptor Ion Channel in Alzheimer’s Disease Brain: Challenges for PET Radiotracer Development for Imaging the NMDA Ion Channel

open access: yesMolecules, 2023
In an effort to further understand the challenges facing in vivo imaging probe development for the N-methyl-D-aspartate (NMDA) receptor ion channel, we have evaluated the effect of glutamate on the Alzheimer’s disease (AD) brain.
Nehal M. Shah   +6 more
doaj   +1 more source

Development of [124/125I]IAZA as a New Proteinopathy Imaging Agent for Alzheimer’s Disease

open access: yesMolecules, 2023
Radioiodinated imaging agents for Aβ amyloid plaque imaging in Alzheimer’s disease (AD) patients have not been actively pursued. Our previous studies employed the “diaza” derivatives [11C]TAZA and [18F]flotaza in order to develop successful positron ...
Thrisha T. Reddy   +5 more
doaj   +1 more source

In vivo molecular imaging in preclinical research

open access: yesLaboratory Animal Research, 2022
AbstractIn vivo molecular imaging is a research field in which molecular biology and advanced imaging techniques are combined for imaging molecular-level biochemical and physiological changes that occur in a living body. For biomolecular imaging, the knowledge of molecular biology, cell biology, biochemistry, and physiology must be applied.
Su Jin Kim, Ho-Young Lee
openaire   +3 more sources

[18F]Nifene PET/CT Imaging in Mice: Improved Methods and Preliminary Studies of α4β2* Nicotinic Acetylcholinergic Receptors in Transgenic A53T Mouse Model of α-Synucleinopathy and Post-Mortem Human Parkinson’s Disease

open access: yesMolecules, 2021
We report [18F]nifene binding to α4β2* nicotinic acetylcholinergic receptors (nAChRs) in Parkinson’s disease (PD). The study used transgenic Hualpha-Syn(A53T) PD mouse model of α-synucleinopathy for PET/CT studies in vivo and autoradiography in vitro ...
Anthony-David T. Campoy   +5 more
doaj   +1 more source

Synthesis and Evaluation of Compound Targeting α7 and β2 Subunits in Nicotinic Acetylcholinergic Receptor

open access: yesMolecules, 2023
Nicotinic acetylcholine receptors (nAChRs) are involved in various central nervous system functions and have also been implicated in several neurodegenerative disorders.
Karanveer Singh   +5 more
doaj   +1 more source

Why Preclinical Imaging and What Will Happen in the Future?

open access: yesFrontiers in Biomedical Technologies, 2021
No ...
Razieh Solgi, Ehsan Sharif-Paghaleh
doaj   +1 more source

Confocal 3D reflectance imaging through multimode fibers without wavefront shaping [PDF]

open access: yes, 2021
Imaging through optical multimode fibers (MMFs) has the potential to enable hair-thin endoscopes that reduce the invasiveness of imaging deep inside tissues and organs. Current approaches predominantly require active wavefront shaping and fluorescent labeling, which limits their use to preclinical applications and frustrates imaging speed.
arxiv   +1 more source

A Fast 0.5T Prepolarizer Module for Preclinical Magnetic Resonance Imaging [PDF]

open access: yesIEEE Transactions on Magnetics, vol. 58, no. 2, pp. 1-8, Feb. 2022, Art no. 5100208, 2021
We present a magnet and high power electronics for Prepolarized Magnetic Resonance Imaging (PMRI) in a home-made, special-purpose preclinical system designed for simultaneous visualization of hard and soft biological tissues. PMRI boosts the signal-to-noise ratio (SNR) by means of a long and strong magnetic pulse which must be rapidly switched off ...
arxiv   +1 more source

Synthesis, Preclinical Evaluation, and a Pilot Clinical PET Imaging Study of 68Ga-Labeled FAPI Dimer

open access: yesJournal of Nuclear Medicine, 2021
Visual Abstract Cancer-associated fibroblasts (CAFs) are crucial components of the tumor microenvironment. Fibroblast activation protein (FAP) is overexpressed in CAFs. FAP-targeted molecular imaging agents, including the FAP inhibitors (FAPIs) 04 and 46,
Liang Zhao   +10 more
semanticscholar   +1 more source

[125I]INFT: Synthesis and Evaluation of a New Imaging Agent for Tau Protein in Post-Mortem Human Alzheimer’s Disease Brain

open access: yesMolecules, 2023
Aggregation of Tau protein into paired helical filaments causing neurofibrillary tangles (NFT) is a neuropathological feature in Alzheimer’s disease (AD).
Roz R. Limpengco   +3 more
doaj   +1 more source

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