4D registration and 4D verification of lung tumor position for stereotactic volumetric modulated arc therapy using respiratory-correlated cone-beam CT.

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 radiation killing of tumor cells by ionizing radiation is best described by the linear-quadratic (LQ) model. Research into the underlying mechanisms of α- and β-inactivation has suggested that different molecular targets (DNA in different forms) and different microdosimetric energy deposits (spurs versus electron ...

journal_title：Journal of radiation research

authors： Chapman JD

更新日期：2014-01-01 00:00:00

abstract：:The aim of this study was to determine the outcomes and adverse events for 300 men with prostate cancer treated with 125iodine (125I) brachytherapy with and without external-beam radiation therapy (EBRT) at a single institution in Japan. Between February 2005 and November 2011, 300 consecutive patients with clinically...

journal_title：Journal of radiation research

authors： Maki S,Itoh Y,Kubota S,Okada T,Nakahara R,Ito J,Kawamura M,Naganawa S,Yoshino Y,Fujita T,Kato M,Gotoh M,Ikeda M

更新日期：2017-11-01 00:00:00

abstract：:To analyze the biological effects of the space environment, we flew nine lines of rice seeds on the Chinese 20(th) recoverable satellite for a duration of 18 days. The same lines of seeds were also irradiated to low doses (2.0 mGy) of Carbon, or Neon or Iron ions (with different LET value of 13.3 keV/microm, 31 keV/mi...

journal_title：Journal of radiation research

authors： Wei LJ,Yang Q,Xia HM,Furusawa Y,Guan SH,Xin P,Sun YQ

更新日期：2006-11-01 00:00:00

abstract：:This study aimed to clarify the motivations and timing of the decision to become radiation oncologists. MATERIALS AND METHODS:We conducted an online survey for new members of the Japanese Society for Radiation Oncology (JASTRO). RESULTS:The response rate was 43.3%. Data of the 79 respondents who wanted to obtain a b...

journal_title：Journal of radiation research

authors： Murakami Y,Noda SE,Hatayama Y,Maebayashi T,Jingu K,Nagata Y,Mizowaki T

更新日期：2020-09-08 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：:We evaluated the radiological response and clinical outcome in patients with femoral bone metastases after radiotherapy. 102 consecutive patients with femoral metastases without pathological fracture were treated by surgery or radiotherapy between 2002 and 2005. Twelve of them initially treated with surgery were exclu...

journal_title：Journal of radiation research

authors： Harada H,Katagiri H,Kamata M,Yoshioka Y,Asakura H,Hashimoto T,Furutani K,Takahashi M,Sakahara H,Nishimura T

更新日期：2010-01-01 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：:The purpose of this study is to evaluate the dose-volume metrics under different heterogeneity corrections and the factors associated with local recurrence (LR) after stereotactic body radiation therapy (SBRT) for non-small-cell lung cancer (NSCLC). Eighty-three patients who underwent SBRT for pathologically proven st...

journal_title：Journal of radiation research

authors： Ueki N,Matsuo Y,Shibuya K,Nakamura M,Narabayashi M,Sakanaka K,Norihisa Y,Mizowaki T,Hiraoka M

更新日期：2013-03-01 00:00:00

abstract：:The fertility span between the first and the last estrus was compared among female Chinese hamsters exposed to 1 Gy X-rays on neonatal day 0, 2, 4, 6, 8, 10 and 14. The fertility span changed dramatically according to the age at the time of irradiation. The females irradiated on day 4, 6 and 8 showed a definite delay ...

journal_title：Journal of radiation research

authors： Tateno H,Mikamo K

更新日期：1989-06-01 00:00:00

abstract：:In this study, a novel combination treatment of armed oncolytic adenovirus expressing interleukin 12 (IL-12) and granulocyte-macrophage colony-stimulating factor (GM-CSF) with radiation was investigated for antitumor and antimetastatic effect in a murine hepatic cancer (HCa-I) model. Tumor bearing syngeneic mice were ...

journal_title：Journal of radiation research

authors： Kim W,Seong J,Oh HJ,Koom WS,Choi KJ,Yun CO

更新日期：2011-01-01 00:00:00

abstract：:We have examined the neutron energy dependency of cell killing and mutation induction at the hprt locus in Chinese hamster V79 cells. Monoenergetic neutrons at 0.32, 0.57, and 1.2 MeV were generated at the Hiroshima University Radiobiological Research Accelerator (HIRRAC) Facility, and were used to irradiate cells. Th...

journal_title：Journal of radiation research

authors： Kubota N,Okada S,Nagatomo S,Ozawa F,Inada T,Hill CK,Endo S,Komatsu K

更新日期：1999-12-01 00:00:00

abstract：:PU-H71, a heat shock protein 90 (Hsp90) inhibitor, has yielded therapeutic efficacy in many preclinical models and is currently in clinical trials. Carbon-ion radiotherapy (CIRT) has provided successful tumor control; however, there is still room for improvement, particularly in terms of tumor-specific radiosensitizat...

journal_title：Journal of radiation research

authors： Li HK,Matsumoto Y,Furusawa Y,Kamada T

更新日期：2016-09-01 00:00:00

abstract：:This study evaluated cytogenetic damage by measuring the frequency of micronucleated cells (MNC) in peripheral blood and buccal mucosa of head-and-neck cancer patients undergoing radiotherapy. MNC frequencies were assessed in 31 patients before, during, and after radiotherapy, and in 17 healthy controls matched for ge...

journal_title：Journal of radiation research

authors： Minicucci EM,Kowalski LP,Maia MA,Pereira A,Ribeiro LR,de Camargo JL,Salvadori DM

更新日期：2005-06-01 00:00:00

abstract：:Medical diagnostic X-ray workers are one occupational group that has exposure to continuous low doses of external radiation over their working lifetimes. Current ICRP recommendations [ICRP. Recommendations of the International Commission on Radiological Protection. ICRP Publication 60. Ann ICRP 1991;21 (1-3)] state th...

journal_title：Journal of radiation research

authors： Xu XS,Zhang LA,Sun QF,Qin YC,Yu NL

更新日期：2018-03-01 00:00:00

abstract：:An overview is given of the dose-response relationship for stable chromosome aberrations (i.e., translocations and inversions) in the peripheral blood lymphocytes of A-bomb survivors in Hiroshima. Special emphasis is placed on (i) the overdispersion of survivor cases with either unexpectedly high or low aberration fre...

journal_title：Journal of radiation research

authors： Awa AA,Nakano M,Ohtaki K,Kodama Y,Lucas J,Gray J

更新日期：1992-03-01 00:00:00

abstract：:Previous studies have demonstrated that X-ray irradiation affects angiogenesis in tumors. Here, we studied the effects of gamma-ray irradiation on boron-10 compound accumulation in a murine tumor model. The mouse squamous cell carcinoma was irradiated with gamma-ray before BSH ((10)B-enriched borocaptate sodium) admin...

journal_title：Journal of radiation research

authors： Liu Y,Nagata K,Masunaga S,Suzuki M,Kashino G,Kinashi Y,Tanaka H,Sakurai Y,Maruhashi A,Ono K

更新日期：2009-11-01 00:00:00

abstract：:New precision radiotherapy (RT) techniques reduce the uncertainties in localizing soft and moving tumors. However, there are still many uncontrollable internal organ movements. In our study, patients who underwent neoadjuvant chemoradiotherapy (NA-CRT) for rectal cancer were evaluated to determine inter-fraction mesor...

journal_title：Journal of radiation research

authors： Alickikus ZA,Kuru A,Aydin B,Akcay D,Gorken IB

更新日期：2020-03-23 00:00:00

abstract：:Although salvage external-beam radiation therapy (EBRT) is an attractive treatment option for pelvic lymph nodal recurrence (PeNR) in patients with prostate cancer (PCa), limited data are available regarding its long-term efficacy. This study examined the long-term clinical outcomes of patients who underwent salvage p...

journal_title：Journal of radiation research

authors： Sato GE,Aizawa R,Nakamura K,Takayama K,Inoue T,Yamasaki T,Kobayashi T,Akamatsu S,Ogawa O,Mizowaki T

更新日期：2020-07-06 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：:Immediately after X-irradiation, monocytic cells can express the gene for interleukin (IL)-1beta, which enhances inflammation and contributes to radioprotection in mice. In order to analyze the mechanism(s) for the immediate-early induction of IL-1beta after X-irradiation at 20 Gy in cultured murine macrophages, we ex...

journal_title：Journal of radiation research

authors： Ishihara H,Tanaka I,Wan H,Cheeramakara C

更新日期：2003-06-01 00:00:00

abstract：:Perirectal hyaluronate gel injection (HGI) appears to be a promising technique for healthy tissue dose sparing in pelvic radiotherapy. In this analysis, we report our initial experience of HGI in gynecologic brachytherapy, focusing on its safety and effectiveness for dose reduction to the rectum. Between July 2013 and...

journal_title：Journal of radiation research

authors： Kashihara T,Murakami N,Tselis N,Kobayashi K,Tsuchida K,Shima S,Masui K,Yoshida K,Takahashi K,Inaba K,Umezawa R,Igaki H,Ito Y,Kato T,Uno T,Itami J

更新日期：2019-07-01 00:00:00

abstract：:The direct biological effects of radiation, particularly accelerated heavy particle ions, on neurons are not fully known. Hence, the direct effect of carbon-ion beams on immature neurons was investigated by comparing to the effect of X-rays in vitro using primary hippocampal neurons. Primary neurons were prepared from...

journal_title：Journal of radiation research

authors： Kaminuma T,Suzuki Y,Shirai K,Mizui T,Noda SE,Yoshida Y,Funayama T,Takahashi T,Kobayashi Y,Shirao T,Nakano T

更新日期：2010-01-01 00:00:00

abstract：:Differentiation-induction therapy is an attractive approach in leukemia treatment. It has been suggested that the accumulation of intracellular reactive oxygen species (ROS) is involved in megakaryocytic differentiation induced by phorbol 12-myristate 13-acetate (PMA) in the K562 leukemia cell line. Therefore, a ROS-i...

journal_title：Journal of radiation research

authors： Hirose K,Monzen S,Sato H,Sato M,Aoki M,Hatayama Y,Kawaguchi H,Narita Y,Takai Y,Kashiwakura I

更新日期：2013-05-01 00:00:00

abstract：:Recently fluorescence in situ hybridization protocols have been developed which allow the painting of individual chromosomes using DNA-libraries from sorted human chromosomes. This approach has the particular advantage that radiation induced chromosome translocations can be easily detected, if chromosomes of distinctl...

journal_title：Journal of radiation research

authors： Popp S,Cremer T

更新日期：1992-03-01 00:00:00

abstract：:Radiation therapy (RT) has become particularly important recently for treatment of liver tumors, but there are few experimental investigations pertaining to radiation-induced liver injuries over long-term follow-up periods. Thus, the present study examined pathological liver features over a 10-month period using an in...

journal_title：Journal of radiation research

authors： Imaeda M,Ishikawa H,Yoshida Y,Takahashi T,Ohkubo Y,Musha A,Komachi M,Nakazato Y,Nakano T

更新日期：2014-07-01 00:00:00

abstract：:The aim of the study was to investigate the various effects of high linear energy transfer (LET) carbon ion (12C6+) and low LET X-ray radiation on MDA-MB-231 and MCF-7 human breast cancer cells and to explore the underlying mechanisms of radiation sensitivity. Cell proliferation, cell colony formation, cell cycle dist...

journal_title：Journal of radiation research

authors： Zhang Q,Kong Y,Yang Z,Liu Y,Liu R,Geng Y,Luo H,Zhang H,Li H,Feng S,Wang X

更新日期：2020-05-22 00:00:00

abstract：:The aim of this study is to evaluate the potential radioprotective effects of N-acetylcysteine (NAC) against genotoxicity and cytotoxicity. The effect of WR-2721, as a representative of clinically used radioprotector, was compared with that of NAC, using the chromosomal aberration (CA) and micronucleus (MN) test syste...

journal_title：Journal of radiation research

authors： Demirel C,Kilçiksiz S,Ay OI,Gürgül S,Ay ME,Erdal N

更新日期：2009-01-01 00:00:00

abstract：:Millimeter waves are used in various fields, and the risks of this wavelength range for human health must be carefully evaluated. In this study, we investigated the effects of millimeter waves on genotoxicity and heat shock protein expression in human corneal epithelial (HCE-T) and human lens epithelial (SRA01/04) cel...

journal_title：Journal of radiation research

authors： Koyama S,Narita E,Suzuki Y,Shiina T,Taki M,Shinohara N,Miyakoshi J

更新日期：2019-07-01 00:00:00

abstract：:This study investigates whether in-room computed tomography (CT)-based adaptive treatment planning (ATP) is robust against interfractional location variations, namely, interfractional organ motions and/or applicator displacements, in 3D intracavitary brachytherapy (ICBT) for uterine cervical cancer. In ATP, the radiat...

journal_title：Journal of radiation research

authors： Oku Y,Arimura H,Nguyen TT,Hiraki Y,Toyota M,Saigo Y,Yoshiura T,Hirata H

更新日期：2016-11-01 00:00:00