4D digitally reconstructed radiography for verifying a lung tumor position during volumetric modulated arc therapy.

abstract：:The purpose of this review was to evaluate the impact of epidermal growth factor receptor (EGFR) mutation status on disease recurrence in patients treated with chemoradiotherapy (CRT) for locally advanced non-small cell lung cancer (NSCLC). A literature search was conducted and a total of three studies were analyzed. ...

journal_title：Journal of radiation research

authors： Ochiai S,Nomoto Y,Watanabe Y,Yamashita Y,Toyomasu Y,Kawamura T,Takada A,Noriko,Sakuma H

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：:The purpose of this multi-institutional Phase II trial study was to prospectively investigate the efficacy of the herbal medicine TJ-14 for acute radiation-induced enteritis (ARE). TJ-14 was administered orally as a first-line treatment for ARE. The primary end point was efficacy at 1 week. The secondary end points we...

journal_title：Journal of radiation research

authors： Murai T,Matsuo M,Tanaka H,Manabe Y,Takaoka T,Hachiya K,Yamaguchi T,Otsuka S,Shibamoto Y

更新日期：2020-01-23 00:00:00

abstract：:To determine the patterns of gene expression responsible for the radiosensitivity of glioblastoma cells, we analyzed transcriptional changes after ionizing radiation in different cell lines. After completing clonogenic survival assays, we selected two glioblastoma cell lines with different radiosensitivities. Subseque...

journal_title：Journal of radiation research

authors： Otomo T,Hishii M,Arai H,Sato K,Sasai K

更新日期：2004-03-01 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：:This study is a subset analysis of a retrospective multicenter study performed in Japan and its purpose was to investigate the effectiveness of stereotactic body radiotherapy (SBRT) for pulmonary oligometastases from colorectal cancer. Local control (LC), freedom from further metastases, relapse-free survival and over...

journal_title：Journal of radiation research

authors： Yamamoto T,Niibe Y,Matsumoto Y,Onishi H,Aoki M,Nishikawa A,Oh RJ,Shintani T,Yahara K,Ozaki M,Manabe Y,Jingu K

更新日期：2020-11-16 00:00:00

abstract：:XRCC4 is a protein associated with DNA Ligase IV, which is thought to join two DNA ends at the final step of DNA double-strand break repair through non-homologous end joining. In response to treatment with ionizing radiation or DNA damaging agents, XRCC4 undergoes DNA-PK-dependent phosphorylation. Furthermore, Ser260 ...

journal_title：Journal of radiation research

authors： Sharma MK,Imamichi S,Fukuchi M,Samarth RM,Tomita M,Matsumoto Y

更新日期：2016-03-01 00:00:00

abstract：:Clustered DNA damage is a specific type of DNA damage induced by ionizing radiation. Any type of ionizing radiation traverses the target DNA molecule as a beam, inducing damage along its track. Our previous study showed that clustered DNA damage yields decreased with increased linear energy transfer (LET), leading us ...

journal_title：Journal of radiation research

authors： Tokuyama Y,Furusawa Y,Ide H,Yasui A,Terato H

更新日期：2015-05-01 00:00:00

abstract：:To gain an insight into the relationship between UVB-carcinogenesis and natural killer activity, we examined ultraviolet light-induced carcinogenesis in mice with high natural killer, activity (KSN) and mice with natural killer deficiency (KSN-bg). We exposed mice six times a week to three levels of daily ultraviolet ...

journal_title：Journal of radiation research

authors： Ishigaki Y,Yasuda K,Hashimoto N,Hayakawa J,Hiai H,Nikaido O

更新日期：1998-06-01 00:00:00

abstract：:Development of a curative local treatment for large hepatocellular carcinoma (HCC) is an important issue. Here, we investigated the dose homogeneity, safety and antitumor effectiveness of proton beam therapy (PBT) using a patch-field technique for large HCC. Data from nine patients (aged 52-79 years) with large HCC tr...

journal_title：Journal of radiation research

authors： Nakamura M,Fukumitsu N,Kamizawa S,Numajiri H,Nemoto Murofushi K,Ohnishi K,Aihara T,Ishikawa H,Okumura T,Tsuboi K,Sakurai H

更新日期：2018-09-01 00:00:00

abstract：:miR-34a is transcriptionally induced by the tumor suppressor gene p53, which is often downregulated in non-small cell lung cancer (NSCLC). To address whether the downstream signal of miR-34a is sufficient to induce apoptosis and to alter cellular radiosensitivity, a chemical synthetic miR-34a mimic was delivered into ...

journal_title：Journal of radiation research

authors： Duan W,Xu Y,Dong Y,Cao L,Tong J,Zhou X

更新日期：2013-07-01 00:00:00

abstract：:Respiratory motion management is a huge challenge in radiation therapy. Respiratory motion induces temporal anatomic changes that distort the tumor volume and its position. In this study, a markerless tumor-tracking algorithm was investigated by performing phase recognition during stereotactic body radiation therapy (...

journal_title：Journal of radiation research

authors： Bhusal Chhatkuli R,Demachi K,Uesaka M,Nakagawa K,Haga A

更新日期：2019-01-01 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：:While recent advances in elucidating the enzyme/substrate relationship of phosphorylation cascades have demonstrated several distinct pathways in membrane-cytoplasm signaling, the molecular dissection of p53 and the products of other proto-oncogenes have greatly promoted the studies of nuclear signaling and expanded t...

journal_title：Journal of radiation research

authors： Wang X,Ohnishi T

更新日期：1997-09-01 00:00:00

abstract：:In case of an accidental overexposure to ionizing radiation where the dose received by the victim is over 5 Gy, the conventional biological indicator of dose, the dicentric assay, does not provide an accurate enough dose measurement. A more appropriate technique is to measure ring chromosomes in stimulated lymphocytes...

journal_title：Journal of radiation research

authors： Lamadrid AI,García O,Delbos M,Voisin P,Roy L

更新日期：2007-01-01 00:00:00

abstract：:The Radiation Effects Research Foundation (RERF) continues to conduct a follow-up study initiated some years ago of cancer mortality and incidence among the survivors of the atomic bombing of Hiroshima and Nagasaki exposed in utero. Although only 18 incident cases of cancer were identified in the years 1950-1984 (of w...

journal_title：Journal of radiation research

authors： Yoshimoto Y,Kato H,Schull WJ

更新日期：1991-03-01 00:00:00

abstract：:The present study was undertaken to determine relative biological effectiveness (RBE) values for simulated solar particle event (SPE) radiation on peripheral blood cells using Yucatan minipigs and electron-simulated SPE as the reference radiation. The results demonstrated a generally downward trend in the RBE values w...

journal_title：Journal of radiation research

authors： Sanzari JK,Wan SX,Diffenderfer ES,Cengel KA,Kennedy AR

更新日期：2014-03-01 00:00:00

abstract：:The purpose of this study was to evaluate interfractional changes of the minimum dose delivered to 90% of the high-risk clinical target volume (HR-CTV D90) and D2cc of the bladder and rectum during brachytherapy for uterine cervical cancer patients. A total of 52 patients received external beam radiotherapy and high-d...

journal_title：Journal of radiation research

authors： Ohkubo Y,Ohno T,Noda SE,Kubo N,Nakagawa A,Kawahara M,Abe T,Kiyohara H,Wakatsuki M,Nakano T

更新日期：2013-11-01 00:00:00

abstract：:A photoluminescence glass dosimeter, GD-301, was applied to the measurement of low absorbed doses in mice exposed to low-dose rate 137Cs gamma-rays. The dosimeter system consists of small rod-shaped glass chip detectors capable of embedded in the body of a mouse and an automatic readout device equipped with a standard...

journal_title：Journal of radiation research

authors： Hoshi Y,Nomura T,Oda T,Iwasaki T,Fujita K,Ishikawa T,Kato A,Ikegami T,Sakai K,Tanooka H,Yamada T

更新日期：2000-06-01 00:00:00

abstract：:As a part of technical improvements of chromosome aberration analysis on human peripheral lymphocytes for biological radiation dosimetry, we examined the optimal conditions for the use of colcemid in chromosome preparation in order to obtain enough number of cells at metaphase in the first cell division. When treated ...

journal_title：Journal of radiation research

authors： Kanda R,Jiang T,Hayata I,Kobayashi S

更新日期：1994-03-01 00:00:00

abstract：:Based on the accumulating evidence for equivalent results of partial-breast irradiation (PBI) and whole-breast irradiation (WBI) in breast-conserving therapy (BCT), the American Society for Radiation Oncology (ASTRO) updated the consensus statement (CS) to expand the range of potential candidates for PBI outside clini...

journal_title：Journal of radiation research

authors： Sato K,Fuchikami H,Takeda N,Kato M,Shimo T,Okawa T

更新日期：2018-05-01 00:00:00

abstract：:Disufiram (a drug used for the treatment of alcoholism) protected microsomal membranes and plasmid DNA against damages induced by gamma-radiation. The peroxidation of membrane lipids increased linearly with the radiation dose up to 600 Gy, and the presence of disulfiram inhibited membrane lipid peroxidation as assayed...

journal_title：Journal of radiation research

authors： Gandhi NM,Gopalaswamy UV,Nair Cr

更新日期：2003-09-01 00:00:00

abstract：:In hypofractionated stereotactic radiotherapy (SRT), high doses per fraction are usually used and the dose delivery pattern is different from that of conventional radiation. The daily dose is usually given intermittently over a longer time compared with conventional radiotherapy. During prolonged radiation delivery, s...

journal_title：Journal of radiation research

authors： Shibamoto Y,Miyakawa A,Otsuka S,Iwata H

更新日期：2016-08-01 00:00:00

abstract：:This study evaluated the effective dose of Ga-67 for a patient undergoing Ga-67 citrate nuclear examination by applying thermoluminescent dosimeter (TLD) technique and an indigenous water phantom. The Ga-67 radionuclide remaining in the body inevitably generated a measurable internal dose even though gamma camera scan...

journal_title：Journal of radiation research

authors： Chu KH,Lin YT,Hsu CC,Chen CY,Pan LK

更新日期：2012-11-01 00:00:00

abstract：:The quality of the sublethal damage (SLD) after irradiation with high-linear energy transfer (LET) ion beams was investigated with low-LET photons. Chinese hamster V79 cells and human squamous carcinoma SAS cells were first exposed to a priming dose of different ion beams at different LETs at the Heavy Ion Medical Acc...

journal_title：Journal of radiation research

authors： Furusawa Y,Nakano-Aoki M,Matsumoto Y,Hirayama R,Kobayashi A,Konishi T

更新日期：2017-11-01 00:00:00

abstract：:Patient A who was exposed to a critical dose of radiation developed skin lesions throughout the body surface, gastrointestinal disorder with massive diarrhea and prominent bleeding, which caused severe loss in body fluids. Gastrointestinal bleeding due to the deteriorated intestinal mucosa was considered to be one of ...

journal_title：Journal of radiation research

authors： Ishii T,Futami S,Nishida M,Suzuki T,Sakamoto T,Suzuki N,Maekawa K

更新日期：2001-09-01 00:00:00

abstract：:Low doses (2.5-15 cGy) of X-irradiation two months prior to a second exposure to a sublethal dose enhanced the survival rate in mice. Optimal and significant increase was observed with 5-10 cGy. Endogenous spleen colony counts (endo-CFUs) after 7 Gy increased by a factor of about 1.7 in mice pre-irradiated with 5-10 c...

journal_title：Journal of radiation research

authors： Yonezawa M,Takeda A,Misonoh J

更新日期：1990-09-01 00:00:00

abstract：:Reassessment of gamma-ray doses from the atomic bombs in Hiroshima and Nagasaki has been carried out with the thermoluminescent measurements of bricks and decorative tiles which were collected from the buildings that remain as they were at the time of the explosions. The thermoluminescent measurements were performed u...

journal_title：Journal of radiation research

authors： Maruyama T,Kumamoto Y,Noda Y

更新日期：1991-03-01 00:00:00

abstract：:The aim of this study was to carry out geometric and dosimetric evaluation of the usefulness of a deformable image registration algorithm utilized for adaptive head-and-neck intensity-modulated radiotherapy. Data consisted of seven patients, each with a planning CT (pCT), a rescanning CT (ReCT) and a cone beam CT (CBC...

journal_title：Journal of radiation research

authors： Eiland RB,Maare C,Sjöström D,Samsøe E,Behrens CF

更新日期：2014-09-01 00:00:00

abstract：:The aim of this study was to compare the dosimetric parameters of whole-pelvic radiotherapy (WPRT) for cervical cancer among plans involving 3D conformal radiotherapy (3D-CRT), intensity-modulated radiotherapy (IMRT), or spot-scanning proton therapy (SSPT). The dose distributions of 3D-CRT-, IMRT-, and SSPT-based WPRT...

journal_title：Journal of radiation research

authors： Hashimoto S,Shibamoto Y,Iwata H,Ogino H,Shibata H,Toshito T,Sugie C,Mizoe JE

更新日期：2016-09-01 00:00:00