Alternatives to gadolinium-based metal chelates for magnetic resonance imaging

S Viswanathan, Z Kovacs, KN Green… - Chemical …, 2010 - ACS Publications
Magnetic resonance imaging (MRI) has been immensely valuable in diagnostic clinical
imaging over the last few decades owing to its exceptional spatial and anatomical …

Lanthanide complexes with polyaminopolycarboxylates as prospective NMR/MRI diagnostic probes: peculiarities of molecular structure, dynamics and paramagnetic …

EN Zapolotsky, Y Qu, SP Babailov - Journal of Inclusion Phenomena and …, 2022 - Springer
The paramagnetic lanthanide complexes with polyaminopolycarboxylate (PAPC) ligands
attract considerable attention from the standpoint of potential applications thereof as …

In vivo chemical exchange saturation transfer imaging allows early detection of a therapeutic response in glioblastoma

K Sagiyama, T Mashimo, O Togao… - Proceedings of the …, 2014 - National Acad Sciences
Glioblastoma multiforme (GBM), which account for more than 50% of all gliomas, is among
the deadliest of all human cancers. Given the dismal prognosis of GBM, it would be …

The importance of water exchange rates in the design of responsive agents for MRI

AD Sherry, Y Wu - Current opinion in chemical biology, 2013 - Elsevier
The rate of water exchange in lanthanide complexes is often overlooked as an important
parameter in the design of responsive MR imaging agents. Most often, the number of inner …

Comparative paraCEST effect of amide and hydroxy groups in divalent cobalt and nickel complexes of tripyridine-based ligands

SK Panda, J Torres, C Kremer, AK Singh - Dalton Transactions, 2023 - pubs.rsc.org
Co (II) and Ni (II) complexes of two tri-pyridine-based ligands with two hydroxy and two
amide exchangeable protons (TDTA) and with six amide exchangeable protons (TMTP) …

Europium (III) DOTA-tetraamide complexes as redox-active MRI sensors

SJ Ratnakar, S Viswanathan, Z Kovacs… - Journal of the …, 2012 - ACS Publications
PARACEST redox sensors containing the NAD+/NADH mimic N-methylquinolinium moiety
as a redox-active functional group have been designed and synthesized. The Eu3+ complex …

Salicylic acid and analogues as diaCEST MRI contrast agents with highly shifted exchangeable proton frequencies.

X Yang, X Song, Y Li, G Liu… - Angewandte …, 2013 - search.ebscohost.com
More than water: Chemical exchange saturation transfer (CEST) contrast agents have used
water bound to lanthanides as a source of highly shifted exchangeable proton frequencies …

Redox-activated MRI contrast agents based on lanthanide and transition metal ions

PB Tsitovich, PJ Burns, AM McKay… - Journal of Inorganic …, 2014 - Elsevier
The reduction/oxidation (redox) potential of tissue is tightly regulated in order to maintain
normal physiological processes, but is disrupted in disease states. Thus, the development of …

Comparison of divalent transition metal ion paraCEST MRI contrast agents

SJ Dorazio, AO Olatunde, PB Tsitovich… - JBIC Journal of Biological …, 2014 - Springer
Transition-metal-ion-based paramagnetic chemical exchange saturation transfer
(paraCEST) agents are a promising new class of compounds for magnetic resonance …

Water exchange in lanthanide complexes for MRI applications. Lessons learned over the last 25 years

P Caravan, D Esteban-Gómez… - Dalton …, 2019 - pubs.rsc.org
The water exchange rates of water molecules coordinated to the metal ion in lanthanide
complexes have been profusely investigated during the last 25 years, especially in the case …