2015
Dendrimer-Based Responsive MRI Contrast Agents (G1–G4) for Biosensor Imaging of Redundant Deviation in Shifts (BIRDS)
Huang Y, Coman D, Hyder F, Ali MM. Dendrimer-Based Responsive MRI Contrast Agents (G1–G4) for Biosensor Imaging of Redundant Deviation in Shifts (BIRDS). Bioconjugate Chemistry 2015, 26: 2315-2323. PMID: 26497087, PMCID: PMC4784965, DOI: 10.1021/acs.bioconjchem.5b00568.Peer-Reviewed Original ResearchConceptsGn-PAMAMResponsive MRI contrast agentsNonexchangeable protonsRedundant deviationLigands/drugsChemical shift informationMRI contrast agentsMolecular imaging platformParamagnetic monomerModifiable surfaceBiocompatible macromoleculesContrast agentsDendrimersSurface modificationDrug deliveryModel dendrimersG2-PAMAMShift informationUnique propertiesTransverse relaxation timeTmDOTAFluorescent dyeMonomersMolecular imagingProminent signal
2014
Characterization of a lanthanide complex encapsulated with MRI contrast agents into liposomes for biosensor imaging of redundant deviation in shifts (BIRDS)
Maritim S, Huang Y, Coman D, Hyder F. Characterization of a lanthanide complex encapsulated with MRI contrast agents into liposomes for biosensor imaging of redundant deviation in shifts (BIRDS). JBIC Journal Of Biological Inorganic Chemistry 2014, 19: 1385-1398. PMID: 25304046, PMCID: PMC4348029, DOI: 10.1007/s00775-014-1200-z.Peer-Reviewed Original ResearchConceptsLanthanide complexesMagnetic resonance imaging (MRI) probesParamagnetic lanthanide complexesT2 contrast agentsRedundant deviationMolecular imagingMRI contrast agentsNon-exchangeable protonsContrast agentsMRI contrastChemical shiftsMRI probesLiposomal encapsulation efficiencyParamagnetic environmentSignal amplificationEncapsulation efficiencyWater relaxationProbe environmentTransverse relaxation timeParamagnetic effectImaging probeHigh spatial resolutionParamagnetic agentsParamagnetic contrast agentRelaxation time
2012
Quantitative fMRI and oxidative neuroenergetics
Hyder F, Rothman DL. Quantitative fMRI and oxidative neuroenergetics. NeuroImage 2012, 62: 985-994. PMID: 22542993, PMCID: PMC3389300, DOI: 10.1016/j.neuroimage.2012.04.027.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingNeuronal activityQuantitative functional magnetic resonance imagingTotal neuronal activityBlood oxygenation level-dependent (BOLD) signalBrain energy metabolismResting-state paradigmLevel-dependent signalMagnetic resonance imagingSynaptic activityResonance imagingParamagnetic contrast agentFunctional brainBOLD contrastBaseline stateEnergy metabolismFunctional mapsContrast agentsMagnetic resonance spectroscopyFMRI dataRegion of interestActivityNeuroenergeticsBrain
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