2023
Molecular Lithography on Silicon Wafers Guided by Porous, Extended Arrays of Small DNA Tiles
Mao D, Liu L, Zhang C, Liu H, Mao C. Molecular Lithography on Silicon Wafers Guided by Porous, Extended Arrays of Small DNA Tiles. Langmuir 2023, 39: 11782-11787. PMID: 37562139, DOI: 10.1021/acs.langmuir.3c01422.Peer-Reviewed Original ResearchConceptsE-beam lithographyDNA nanostructuresCost-effective fabrication methodSilicon wafersDNA origami structuresTile-based DNAMolecular lithographyCorresponding nanostructuresFabrication methodSmall DNA tilesNanostructuresFeature sizeLithographyOrigami structuresHF etchingDNA tilesWafersExtended arrayArrayLarge areasEtchingHereinSerial methodTemplateSizeSurface-assisted self-assembly of 2D, DNA binary crystals
Liu L, Mao D, Li Z, Zheng M, He K, Mao C. Surface-assisted self-assembly of 2D, DNA binary crystals. Nanoscale 2023, 15: 9941-9945. PMID: 37249191, DOI: 10.1039/d3nr01187a.Peer-Reviewed Original ResearchConceptsSolid surfaceTwo-dimensional nanoarraysDifferent adsorption strengthsComparable molecular weightAdsorption strengthDifferent tilesDifferential adsorptionComplicated nanostructuresMolar ratioMolecular weightBinary crystalsPowerful methodStructural complexityNanoarraysAdsorptionNanostructuresSurfaceEffective molar ratioHereinTile concentrations
2021
5′-Phosphorylation Strengthens Sticky-End Cohesions
Li Z, Zheng M, Liu L, Seeman N, Mao C. 5′-Phosphorylation Strengthens Sticky-End Cohesions. Journal Of The American Chemical Society 2021, 143: 14987-14991. PMID: 34516099, DOI: 10.1021/jacs.1c07279.Peer-Reviewed Original ResearchSticky-ended cohesionDNA crystalsSelf-assembly kineticsFree energy calculationsNucleic acid nanotechnologyMolecular mechanicsChemical modificationNatural DNACrystal morphologyEnergy calculationsCrystal growthSynthetic DNACrystallization processCrystallization kineticsCrystalsKineticsPotential differenceNanotechnologyHereinMorphologyCalculations
2019
ATP-Triggered, Allosteric Self-Assembly of DNA Nanostructures
Li Q, Liu L, Mao D, Yu Y, Li W, Zhao X, Mao C. ATP-Triggered, Allosteric Self-Assembly of DNA Nanostructures. Journal Of The American Chemical Society 2019, 142: 665-668. PMID: 31877040, DOI: 10.1021/jacs.9b10272.Peer-Reviewed Original ResearchConceptsDNA nanostructuresVersatile molecular platformAptamer-ligand bindingResponsive assembliesSelf-AssemblyResponsive DNADrug deliveryResponsive behaviorATP aptamerMolecular machinesMolecular platformNanostructuresBiological systemsAllosteric mechanismBiosensingAssemblyAptamerGreat challengeConformationHereinPatterning Nanoparticles with DNA Molds
Liu L, Zheng M, Li Z, Li Q, Mao C. Patterning Nanoparticles with DNA Molds. ACS Applied Materials & Interfaces 2019, 11: 13853-13858. PMID: 30793605, DOI: 10.1021/acsami.8b22691.Peer-Reviewed Original ResearchConceptsSelf-assembled DNA nanostructuresAtomic force microscopyGold nanoparticlesNonspecific adsorptionDNA nanostructuresPatterned nanoparticlesForce microscopyNanoparticlesAccessible cavitiesSpecific recognitionStructural templateNanostructuresHexagonal arrayTemplateAdsorptionGeneral methodSubstrateDNA arraysHereinDNA templateFourier transform analysisMicroscopyArrayDirect interactionLarge array