Effect of X-ray dose rates higher than 8 Gy/min on the functioning of cardiac implantable electronic devices.

abstract：:The 239Pu distribution in the 12.5-day-old rat conceptus was compared between in vivo and in vitro experimental systems to establish a possible mechanism of cross-placental transfer of this radionuclide. In the in vivo study, plutonium citrate solution was injected intravenously to pregnant Wistar rats. In the in vitr...

journal_title：Journal of radiation research

authors： Takahashi S,Sato H,Kubota Y,Inaba J

更新日期：1992-12-01 00:00:00

abstract：:The aim of this study was to evaluate the effectiveness and tolerability of definitive chemo-radiation or radiotherapy alone in patients with esophageal cancer. We retrospectively analyzed the medical records of n = 238 patients with squamous cell carcinoma or adenocarcinoma of the esophagus treated with definitive ra...

journal_title：Journal of radiation research

authors： Haefner MF,Lang K,Krug D,Koerber SA,Uhlmann L,Kieser M,Debus J,Sterzing F

更新日期：2015-07-01 00:00:00

abstract：:Although radon inhalation increases superoxide dismutase (SOD) activities in mouse organs, the mechanisms and pathways have not yet been fully clarified. The aim of this study was to determine the details of SOD activation in mouse brain tissue following the inhalation of radon at concentrations of 500 or 2000 Bq/m3 f...

journal_title：Journal of radiation research

authors： Kataoka T,Etani R,Kanzaki N,Kobashi Y,Yunoki Y,Ishida T,Sakoda A,Ishimori Y,Yamaoka K

更新日期：2017-11-01 00:00:00

abstract：:Synchrotron-radiation circular-dichroism spectroscopy was used to reveal that the DNA damage response induces a decrement of α-helix and an increment of β-strand contents of histone H3-H4 extracted from X-ray-irradiated human HeLa cells. The trend of the structural alteration was qualitatively opposite to that of our ...

journal_title：Journal of radiation research

authors： Izumi Y,Fujii K,Yamamoto S,Matsuo K,Namatame H,Taniguchi M,Yokoya A

更新日期：2017-01-01 00:00:00

abstract：:An interest in the possible cancer causing ability of neutrons began soon after their discovery. Early use of neutrons from radioactive sources and from cyclotrons led to a need to define risk for such exposures. This need was soon followed by a more tangible need to define risk to the general population of high LET r...

journal_title：Journal of radiation research

authors： Hill CK,Williams-Hill D

更新日期：1999-12-01 00:00:00

abstract：:We examined the use of the mouse Pc-3 ESTR (expanded simple tandem repeat) locus and 72 human microsatellite loci as potentially sensitive biomarkers for mutagenic exposures to germ cells in mice and humans respectively. In the mouse work, we treated male mice with TCDD (2, 3, 7, 8-tetrachlorodibenzo-p-dioxin; a chemi...

journal_title：Journal of radiation research

authors： Ryo H,Nakajima H,Nomura T

更新日期：2006-01-01 00:00:00

abstract：:The radioprotective effect of hawthorn (Crataegus microphylla) fruit extract against genotoxicity induced by gamma irradiation has been investigated in mouse bone marrow cells. A single intraperitoneal (ip) administration of hawthorn extract at doses of 25, 50, 100 and 200 mg/kg 1h prior to gamma irradiation (2 Gy) re...

journal_title：Journal of radiation research

authors： Hosseinimehr SJ,Azadbakht M,Mousavi SM,Mahmoudzadeh A,Akhlaghpoor S

更新日期：2007-01-01 00:00:00

abstract：:Modern treatment machines have shown small inter-unit variability regarding beam data. Recently, vendor-provided average beam data, such as the Representative Beam Data (RBD) of the TrueBeam (Varian Medical Systems, Palo Alto, CA, USA), has been used for modeling of the Eclipse (Varian Medical Systems) treatment plann...

journal_title：Journal of radiation research

authors： Isono M,Akino Y,Mizuno H,Tanaka Y,Masai N,Yamamoto T

更新日期：2020-03-23 00:00:00

abstract：:Six Japanese patients in Hokkaido area were diagnosed as xeroderma pigmentosum (XP) at two University Hospital; one patient, a 29 years old female (XP2AS) at Asahikawa Medical College, and five patients, namely, a 53 years old male (XP1SA), a 45 years old female (XP2SA), a 46 years old female (XP3SA), a 47 years old m...

journal_title：Journal of radiation research

authors： Fujikawa K,Ayaki H,Ishizaki K,Takatera H,Matsuo S,Iizuka H,Koizumi H,Ikenaga M

更新日期：1994-09-01 00:00:00

abstract：:To evaluate the lifetime hazards of ionizing radiation exposure, 1680 beagles received whole-body, 60-Cobalt gamma exposures or sham-exposures during development. Eight groups of 120 dogs each received mean doses of 16 or 83 cGy at 8 (preimplantation), 28 (embryonic), or 55 (late fetal) days postcoitus (dpc), or 2 (ne...

journal_title：Journal of radiation research

authors： Benjamin SA,Saunders WJ,Angleton GM,Lee AC

更新日期：1991-12-01 00:00:00

abstract：:The aim of this study was to describe our initial experience with a gold flexible linear fiducial marker and to evaluate the safety and technical and clinical efficacy of stereotactic body radiotherapy using this marker for malignant liver tumors. Between July 2012 and February 2015, 18 patients underwent percutaneous...

journal_title：Journal of radiation research

authors： Ohta K,Shimohira M,Murai T,Nishimura J,Iwata H,Ogino H,Hashizume T,Shibamoto Y

更新日期：2016-03-01 00:00:00

abstract：:The aim of this study was to investigate the radiobiological effects of flattening filter (FF) and flattening filter-free (FFF) modes of linear electron accelerators and to understand whether there is any difference between the effects of these modes. We evaluated the number of chromosome aberrations following irradia...

journal_title：Journal of radiation research

authors： Farkas G,Kocsis ZS,Székely G,Mihály D,Pesznyák C,Pócza T,Major T,Polgár C,Jurányi Z

更新日期：2020-01-23 00:00:00

abstract：:The aim of the study was to compare clinical outcomes and toxicity between 3D conformal radiotherapy (3DCRT) and image-guided intensity-modulated radiotherapy (IG-IMRT) administered through helical tomotherapy in locally advanced rectal cancer (LARC) patients receiving preoperative chemoradiotherapy. We reviewed 144 p...

journal_title：Journal of radiation research

authors： Huang CM,Huang MY,Tsai HL,Huang CW,Ma CJ,Lin CH,Huang CJ,Wang JY

更新日期：2017-03-01 00:00:00

abstract：:The purpose of the study was to quantify local setup errors and evaluate the planning target volume (PTV) margins for sub-regions in cone-beam computed tomography (CBCT)-guided post-mastectomy radiation therapy (PMRT). The local setup errors of 20 patients undergoing CBCT-guided PMRT were analysed retrospectively. Ima...

journal_title：Journal of radiation research

authors： Zhou J,Li S,Ye C,Shen K,Li A,Chen G,Li X,Bai S,Wang W,Zhong R

更新日期：2020-05-22 00:00:00

abstract：:The hypothesis that exposure to ionizing radiation accelerates the aging process has been actively investigated at ABCC-RERF since 1958, when longitudinal cohort studies of the Adult Health Study (AHS) and the Life Span Study (LSS) were initiated. In their 1975 overall review of aging studies related to the atomic bom...

journal_title：Journal of radiation research

authors： Sasaki H,Kodama K,Yamada M

更新日期：1991-03-01 00:00:00

abstract：:To investigate the importance of gender and aging on the individual radiosensitivity of lineage-committed myeloid hematopoietic stem/progenitor cells (HSPCs) detected in mononuclear cells (MNCs) of steady-state human peripheral blood (PB), the clonogenic survival of HPCs, including colony-forming unit-granulocyte macr...

journal_title：Journal of radiation research

authors： Kato K,Kuwabara M,Kashiwakura I

更新日期：2011-01-01 00:00:00

abstract：:Radiotherapy is an integral part of overall cancer therapy. One of the most serious adverse effects of irradiation concern, for long-term survivors, the development of post-radiation sarcoma (PRS) in healthy tissues located within the irradiated area. PRS have bad prognosis and are often detected at a late stage. Ther...

journal_title：Journal of radiation research

authors： Phulpin B,Tran N,Leroux A,Poussier S,Marie PY,Pinel S,Huger S,Henrot P,Gallet P,Blaise C,Bravetti P,Graff P,Merlin JL,Dolivet G

更新日期：2012-01-01 00:00:00

abstract：:To improve treatment conformity for prostate cancer, we investigated daily applicator displacement during high-dose-rate interstitial brachytherapy (HDR-ISBT). Thirty patients treated with HDR-ISBT as monotherapy were examined. All patients received a treatment dosage of 49 Gy per 7 fractions over 4 days. For dose adm...

journal_title：Journal of radiation research

authors： Takenaka T,Yoshida K,Ueda M,Yamazaki H,Miyake S,Tanaka E,Yoshida M,Yoshimura Y,Oka T,Honda K

更新日期：2012-01-01 00:00:00

abstract：:The purpose of this study was to quantify the changes of tumor blood flow (BF) in cervical cancer after radiation therapy by using perfusion computed tomography (CT), and to examine the difference between maximum slope (MS) and single-input one-compartment model (SOCM) methods. Fourteen consecutive patients who receiv...

journal_title：Journal of radiation research

authors： Shibuya K,Tsushima Y,Horisoko E,Noda SE,Taketomi-Takahashi A,Ohno T,Amanuma M,Endo K,Nakano T

更新日期：2011-01-01 00:00:00

abstract：PURPOSE:To elucidate the mechanism underlying the in vivo radioprotection activity by Zn-containing, heat-treated Saccharomyces cerevisiae yeast (Zn-yeast). MATERIALS AND METHODS:Zn-yeast suspension was administered into C3H/He mice immediately after whole body irradiation (WBI) at 7.5 Gy. Bone marrow was extracted fr...

journal_title：Journal of radiation research

authors： Ueno M,Imadome K,Iwakawa M,Anzai K,Ikota N,Imai T

更新日期：2010-01-01 00:00:00

abstract：:Paired Fricke solutions, made up from light water or heavy water and 0.8N in H2SO4 and 1 mM in Fe(NH4)2(SO4)2 and NaCl, were calibrated with 60Co gamma rays and with mixed neutron and gamma radiation from a 252Cf source. Absorbance increases, AL and AH, in light- and heavy-water Fricke dosimeters, respectively, increa...

journal_title：Journal of radiation research

authors： Himit M,Itoh T,Endo S,Fujikawa K,Hoshi M

更新日期：1996-06-01 00:00:00

abstract：:In the last few years, hospital-based facilities for carbon-ion radiotherapy are being constructed and proposed in Europe and Asia. During the next few years, several new facilities will be opened for carbon-ion radiotherapy in the world. These facilities in operation or under construction are categorized in two types...

journal_title：Journal of radiation research

authors： Minohara S,Fukuda S,Kanematsu N,Takei Y,Furukawa T,Inaniwa T,Matsufuji N,Mori S,Noda K

更新日期：2010-01-01 00:00:00

abstract：:To clarify the nature of the genes that contribute to the radiosensitivity of human hematopoietic stem/progenitor cells (HSPCs), we analyzed the gene expression profiles detected in HSPCs irradiated with 2 Gy X-rays after culture with or without an optimal combination of hematopoietic cytokines. Highly purified CD34(+...

journal_title：Journal of radiation research

authors： Tsujiguchi T,Hirouchi T,Monzen S,Tabuchi Y,Takasaki I,Kondo T,Kashiwakura I

更新日期：2016-01-01 00:00:00

abstract：:Photon irradiation has been repeatedly suspected of increasing tumor cell motility and promoting locoregional recurrence of disease. This study was set up to analyse possible mechanisms underlying the potentially radiation-altered motility in medulloblastoma cells. Medulloblastoma cell lines D425 and Med8A were analyz...

journal_title：Journal of radiation research

authors： Rieken S,Rieber J,Brons S,Habermehl D,Rief H,Orschiedt L,Lindel K,Weber KJ,Debus J,Combs SE

更新日期：2015-05-01 00:00:00

abstract：:This study was conducted in order to evaluate the cytotoxicity of high linear-energy-transfer (LET) ionizing radiation (IR) on glioblastoma cells and fibroblasts using different modes of cell inactivation assays. Two human glioblastoma cell lines with or without p53-mutation, and fibroblasts were used as materials. Ga...

journal_title：Journal of radiation research

authors： Tsuboi K,Moritake T,Tsuchida Y,Tokuuye K,Matsumura A,Ando K

更新日期：2007-07-01 00:00:00

abstract：:Female C3H strain mice, which do not spontaneously exhibit frequent bone tumors and myeloid leukemias, were injected intraperitoneally with various doses of 10 to 12,000 Bq/animal of monomeric 239Pu citrate to clarify lifetime carcinogenesis caused by alpha-particles distributed mainly in the skeleton. Survival time w...

journal_title：Journal of radiation research

authors： Oghiso Y,Yamada Y,Iida H

更新日期：1997-06-01 00:00:00

abstract：:The purpose of this study is to investigate the normal tissue damage caused by carbon-ion therapy. We measured chromosomal aberrations in peripheral blood lymphocytes before, during, and after radiotherapy, using the techniques of fluorescence in situ hybridization (FISH) and chemically induced premature chromosome co...

journal_title：Journal of radiation research

authors： Lee R,Yamada S,Yamamoto N,Miyamoto T,Ando K,Durante M,Tsujii H

更新日期：2004-06-01 00:00:00

abstract：:This study was to investigate whether rhEGF protects radiation induced intestine injury without compromising antitumor effect of radiation in murine system. A radiation induced intestinal injury model was established in mice by whole body irradiation. Using this model, 4 groups were set; control, rhEGF (100 µg/kg intr...

journal_title：Journal of radiation research

authors： Oh H,Seong J,Kim W,Park S,Koom WS,Cho NH,Song M

更新日期：2010-01-01 00:00:00

abstract：:Pericardial effusion is an important late toxicity after concurrent chemoradiotherapy (CCRT) for locally advanced esophageal cancer. We investigated the clinical and dosimetric factors that were related to pericardial effusion among patients with thoracic esophageal cancer who were treated with definitive CCRT using t...

journal_title：Journal of radiation research

authors： Takata N,Kataoka M,Hamamoto Y,Tsuruoka S,Kanzaki H,Uwatsu K,Nagasaki K,Mochizuki T

更新日期：2018-05-01 00:00:00

abstract：:Exposure to ionizing radiation leads to severe damages in radiosensitive organs and induces acute radiation syndrome, including effects on the hematopoietic system and gastrointestinal system. In this study, the radioprotective ability of KMRC011, a novel toll-like receptor 5 (TLR5) agonist, was investigated in C57BL6...

journal_title：Journal of radiation research

authors： Kim JY,Park JH,Seo SM,Park JI,Jeon HY,Lee HK,Yoo RJ,Lee YJ,Woo SK,Lee WJ,Choi CM,Choi YK

更新日期：2019-07-01 00:00:00