2024
Complexes of Iron(II), Cobalt(II), and Nickel(II) with DOTA-Tetraglycinate for pH and Temperature Imaging Using Hyperfine Shifts of an Amide Moiety
Mishra S, Zakaria A, Mihailovic J, Maritim S, Mercado B, Coman D, Hyder F. Complexes of Iron(II), Cobalt(II), and Nickel(II) with DOTA-Tetraglycinate for pH and Temperature Imaging Using Hyperfine Shifts of an Amide Moiety. Inorganic Chemistry 2024, 63: 22559-22571. PMID: 39533962, DOI: 10.1021/acs.inorgchem.4c04023.Peer-Reviewed Original ResearchParamagnetic complexesDivalent transition-metal ionsNitrogen donor atomsLanthanide metal ionsComplexes of iron(IITransition-metal ionsChemical exchange saturation transferDonor atomsAmide moietyCrystallographic dataCoordination numberHyperfine shiftsMetal ionsPH sensitivityMoietyProtonIonsLow cytotoxicityPH imagingSaturation transferMagnetic resonanceCobalt(IINickel(IIIron(IILanthanideFe(II), Co(II) and Ni(II) complexed DOTA-tetraglycinates as pH and temperature biosensors
Mishra S, Zakaria A, Mihailovic J, Maritim S, Coman D, Hyder F. Fe(II), Co(II) and Ni(II) complexed DOTA-tetraglycinates as pH and temperature biosensors. Proceedings Of The International Society For Magnetic Resonance In Medicine ... Scientific Meeting And Exhibition. 2024 DOI: 10.58530/2024/3207.Peer-Reviewed Original Research
2022
Comparison of Lanthanide Macrocyclic Complexes as 23Na NMR Sensors
Khan MH, Mishra SK, Zakaria ABM, Mihailović J, Coman D, Hyder F. Comparison of Lanthanide Macrocyclic Complexes as 23Na NMR Sensors. Analytical Chemistry 2022, 94: 2536-2545. PMID: 35073049, DOI: 10.1021/acs.analchem.1c04432.Peer-Reviewed Original ResearchConceptsLanthanide macrocyclic complexesParamagnetic lanthanide ionsMagnetic resonance agentsLanthanide complexesMacrocyclic complexesMacrocyclic designDownfield shiftLanthanide ionsNa NMRBulk magnetic susceptibility effectsUnpaired electronChelating agentBiomedical applicationsNegative chargeNMR sensorSodium ionsTriazacyclononaneIonsComplexesBiological importanceMacrocyclicTmDOTPNaCationsGd
2011
A lanthanide complex with dual biosensing properties: CEST (chemical exchange saturation transfer) and BIRDS (biosensor imaging of redundant deviation in shifts) with europium DOTA–tetraglycinate
Coman D, Kiefer GE, Rothman DL, Sherry AD, Hyder F. A lanthanide complex with dual biosensing properties: CEST (chemical exchange saturation transfer) and BIRDS (biosensor imaging of redundant deviation in shifts) with europium DOTA–tetraglycinate. NMR In Biomedicine 2011, 24: 1216-1225. PMID: 22020775, PMCID: PMC3267016, DOI: 10.1002/nbm.1677.Peer-Reviewed Original ResearchConceptsResponsive contrast agentsChemical exchange saturation transferMolecular imagingNonexchangeable proton resonancesMolecular imaging agentsLanthanide complexesCEST characteristicsIon complexesBiosensing propertiesBulk waterProton exchangeProton resonancesTetraacetate derivativeNonexchangeable protonsQuantitative molecular imagingRedundant deviationExchangeable sitesInner sphereSaturation transferImaging agentCEST methodComplexesIonsContrast agentsGreat potential