Protective effects of hot spring water drinking and radon inhalation on ethanol-induced gastric mucosal injury in mice [0.03%]
温泉饮用及氡吸入对乙醇所致小鼠胃黏膜损伤的保护作用
Reo Etani,Takahiro Kataoka,Norie Kanzaki et al.
Reo Etani et al.
Radon therapy using radon (222Rn) gas is classified into two types of treatment: inhalation of radon gas and drinking water containing radon. Although short- or long-term intake of spa water is effective in increasing gastric mucosal blood ...
Carbon ion irradiation abrogates Lin28B-induced X-ray resistance in melanoma cells [0.03%]
碳离子照射消除Lin28B诱导的黑色素瘤细胞X射线抵抗性
Seong-Joon Park,Kyu Heo,Chulwon Choi et al.
Seong-Joon Park et al.
The Lin28/let-7 axis plays an important role in tumor initiation and developmental processes. Lin28B is upregulated in a variety of cancers, and its overexpression enhances cancer cell proliferation and radioresistance through the suppressi...
A simulation study on the dosimetric benefit of real-time motion compensation in spot-scanning proton therapy for prostate [0.03%]
实时运动补偿校正质子束治疗前列腺癌的剂量研究模拟分析
Yusuke Fujii,Taeko Matsuura,Seishin Takao et al.
Yusuke Fujii et al.
For proton spot scanning, use of a real-time-image gating technique incorporating an implanted marker and dual fluoroscopy facilitates mitigation of the dose distribution deterioration caused by interplay effects. This study explored the ad...
Realistic dosimetry for studies on biological responses to X-rays and γ-rays [0.03%]
真实的剂量学在生物辐射反应研究中的应用——评述(X射线和γ射线)
Mehrdad Shahmohammadi Beni,Dragana Krstic,Dragoslav Nikezic et al.
Mehrdad Shahmohammadi Beni et al.
A calibration coefficient R (= DA/DE) for photons was employed to characterize the photon dose in radiobiological experiments, where DA was the actual dose delivered to cells and DE was the dose recorded by an ionization chamber. R was dete...
Characterization of relative biological effectiveness for conventional radiation therapy: a comparison of clinical 6 MV X-rays and 137Cs [0.03%]
常规放射治疗相对生物有效性的特征：6MV X射线和铯-137的比较临床研究
Michelle Howard,Chris Beltran,Jann Sarkaria et al.
Michelle Howard et al.
Various types of radiation are utilized in the treatment of cancer. Equal physical doses of different radiation types do not always result in the same amount of biological damage. In order to account for these differences, a scaling factor ...
Comparative Study
Journal of radiation research. 2017 Sep 1;58(5):608-613. DOI:10.1093/jrr/rrx018 2017
Three-dimensional dose prediction and validation with the radiobiological gamma index based on a relative seriality model for head-and-neck IMRT [0.03%]
基于相对系列模型的头颈部IMRT的放射生物学γ指数的三维剂量预测与验证
Noriaki Hamatani,Iori Sumida,Yutaka Takahashi et al.
Noriaki Hamatani et al.
This study proposes a quality assurance (QA) method incorporating radiobiological factors based on the QUANTEC-determined tumor control probability and the normal tissue complication probability (NTCP) of head-and-neck intensity-modulated r...
Influence of concentration, nanoparticle size, beam energy, and material on dose enhancement in radiation therapy [0.03%]
浓度、纳米颗粒大小、入射电子束能量和材料对放射治疗剂量增强的影响
Chulhwan Hwang,Ja Mee Kim,JungHoon Kim
Chulhwan Hwang
The purpose of this study was to analyse the effects of the type, concentration, and nanoparticle diameter of dose enhancement materials on the dose enhancement of low- and high-energy megavoltage (MV) X-rays acquired from a medical linear ...
Effect of radiation-induced endothelial cell injury on platelet regeneration by megakaryocytes [0.03%]
辐射诱导的内皮细胞损伤对巨核细胞血小板生成的影响
Fang Chen,Mingqiang Shen,Dongfeng Zeng et al.
Fang Chen et al.
Thrombocytopenia is an important cause of hemorrhage and death after radiation injury, but the pathogenesis of radiation-induced thrombocytopenia has not been fully characterized. Here, we investigated the influence of radiation-induced end...
Educational outcomes of a medical physicist program over the past 10 years in Japan [0.03%]
日本十年来医学物理计划的教学成果
Noriyuki Kadoya,Kumiko Karasawa,Iori Sumida et al.
Noriyuki Kadoya et al.
The promotion plan for the Platform of Human Resource Development for Cancer (Ganpro) was initiated by the Ministry of Education, Culture, Sports, Science and Technology of Japan in 2007, establishing a curriculum for medical physicists. In...
Local tumor control and DNA-PK activity of peripheral blood lymphocytes in prostate cancer patients receiving radiotherapy [0.03%]
放疗前列腺癌患者局部肿瘤控制和外周血淋巴细胞DNA依赖性蛋白激酶活性的关系研究
Masanori Someya,Tomokazu Hasegawa,Masakazu Hori et al.
Masanori Someya et al.
Repair of DNA damage is critical for genomic stability, and DNA-dependent protein kinase (DNA-PK) has an important role in repairing double-strand breaks. We examined whether the DNA-PK activity of peripheral blood lymphocytes (PBLs) was re...