2007
Photon spectrometry for the determination of the dose‐rate constant of low‐energy photon‐emitting brachytherapy sources
Chen ZJ, Nath R. Photon spectrometry for the determination of the dose‐rate constant of low‐energy photon‐emitting brachytherapy sources. Medical Physics 2007, 34: 1412-1430. PMID: 17500473, DOI: 10.1118/1.2713217.Peer-Reviewed Original ResearchConceptsPhoton spectrometry techniquePhoton spectrometryHigh-resolution gamma-ray spectrometerDosimetry techniquesLow-energy photonsPhoton energy spectrumMono-energetic photonsGamma-ray spectrometerLow-energy photon-emitting brachytherapy sourcesBrachytherapy sourcesLow-energy sourcesAbsolute dosimeterPhoton characteristicsEnergy dependenceDetector sensitivityDetector sizeSolid phantomDose rate measurementsPhotonsDosimetric propertiesRadiation dosimetryDose rate constantDose rateSpectrometry techniquesAccurate measurement
2005
Relative Biological Effectiveness of 103Pd and 125I Photons for Continuous Low-Dose-Rate Irradiation of Chinese Hamster Cells
Nath R, Bongiorni P, Chen Z, Gragnano J, Rockwell S. Relative Biological Effectiveness of 103Pd and 125I Photons for Continuous Low-Dose-Rate Irradiation of Chinese Hamster Cells. Radiation Research 2005, 163: 501-509. PMID: 15850411, DOI: 10.1667/rr3363.Peer-Reviewed Original ResearchConceptsContinuous low doseRate irradiationDose-rate effectInverse dose-rate effectCGy/hInitial dose rateChinese hamster lung cellsHigher initial dose rateLow doseHamster lung cellsLung cellsDose rateCell survivalX-ray beamRelative biological effectivenessChinese hamster cellsCellsImplantsAverage RBEHamster cellsBiological responsesBiological effectivenessMonoenergetic X-ray beamDose rate dependence of the relative biological effectiveness of 103Pd for continuous low dose rate irradiation of BA1112 rhabdomyosarcoma cells in vitro relative to acute exposures
Nath R, Bongiorni P, Chen Z, Gragnano J, Rockwell S. Dose rate dependence of the relative biological effectiveness of 103Pd for continuous low dose rate irradiation of BA1112 rhabdomyosarcoma cells in vitro relative to acute exposures. International Journal Of Radiation Biology 2005, 81: 689-699. PMID: 16368647, DOI: 10.1080/09553000500401551.Peer-Reviewed Original ResearchConceptsContinuous low dose rate irradiationDose rate irradiationLow dose rate irradiationRate irradiationInterstitial brachytherapyHigh dose rate irradiationAcute exposureRhabdomyosarcoma cellsPermanent interstitial brachytherapyRelative biological effectivenessBA1112 tumorsSame dose rateSurvival curvesHigh linear energy transferAcute irradiationTumor cellsCell survival curvesBiological effectivenessLow dose rateDose-rate effectDose rateBrachytherapy