Nigella sativa oil and thymoquinone reduce oxidative stress in the brain tissue of rats exposed to total head irradiation.

abstract：:Murine bone marrow contains osteogenic precursor cells that undergo differentiation during in vitro cultivation. In vitro these cells are potential target cells for alpha-irradiation-induced bone tumour formation. Under defined tissue culture conditions these differentiating cells were directly exposed to alpha-partic...

journal_title：International journal of radiation biology

authors： Schoeters GE,Vander Plaetse F,van den Heuvel RL

更新日期：1994-08-01 00:00:00

abstract：PURPOSE:Chronic occupational exposure to ionizing radiation (IR) induces a wide spectrum of DNA damages. The aim of this study was to assess the frequencies of micronucleus (MN), sister chromatid exchanges (SCE) and to evaluate their association with XRCC1 399 Arg/Gln and XRCC3 241 Thr/Met polymorphisms in Hospital sta...

journal_title：International journal of radiation biology

authors： Doukali H,Ben Salah G,Ben Rhouma B,Hajjaji M,Jaouadi A,Belguith-Mahfouth N,Masmoudi ML,Ammar-Keskes L,Kamoun H

更新日期：2017-11-01 00:00:00

abstract：:Cell killing and the production of DNA double-strand breaks (dsbs) were measured in parallel for V79 cells and a human tumour cell line (Caski) following exposure to radiations of differing linear energy transfer (LET) including accelerated heavy ions. Dsb induction was assessed by neutral filter elution (pH 7.4) and ...

journal_title：International journal of radiation biology

authors： Weber KJ,Flentje M

更新日期：1993-08-01 00:00:00

abstract：:Chinese hamster ovary cells were exposed to various heat treatments followed by X-irradiation, and the induction and repair of DNA strand breaks was studied using the alkaline unwinding technique. Heat treatments alone were found to cause DNA strand breakage only for temperatures greater than or equal to 43 degrees C,...

journal_title：International journal of radiation biology

authors： Dikomey E,Franzke J

更新日期：1992-02-01 00:00:00

abstract：PURPOSE:Caffeine (1,3,7-trimethyl xanthine), a dietary component, has been shown to have widely varying effects on DNA damage induced by UV and ionizing radiation, depending upon pre- or post-irradiation administration and its concentration. Caffeine administered post-UV irradiation is known to inhibit enzymatic repair...

journal_title：International journal of radiation biology

authors： Kumar SS,Devasagayam TP,Jayashree B,Kesavan PC

更新日期：2001-05-01 00:00:00

abstract：PURPOSE:Zearalenone is a potent estrogenic metabolite produced by some Fusarium and Gibberella species. Therefore, the aim of this study was to determine the accumulation of Technetium-[99m]-labeled zearalenone in mice organs as well as to study the protective effect of Lactobacillus plantarum. MATERIALS AND METHODS:T...

journal_title：International journal of radiation biology

authors： Sanad MH,Fouzy ASM,Sobhy HM,Hathout AS,Hussain OA

更新日期：2018-12-01 00:00:00

abstract：PURPOSE:The sequelae of premature loss of ovarian function can undoubtedly have undesirable effects for a woman although radiotherapy is one of the most relevant treatment modalities for various types of malignancies. The aim of this study was to determine the effect of different doses of radiation on ovarian folliculo...

journal_title：International journal of radiation biology

authors： Onder GO,Balcioglu E,Baran M,Ceyhan A,Cengiz O,Suna PA,Yıldız OG,Yay A

更新日期：2021-01-06 00:00:00

abstract：PURPOSE:In a previous study, we found that exposure to a 50 Hz magnetic field (MF) could activate stress-activated protein kinase (SAPK) and P38 mitogen-activated protein (MAP) kinase (P38 MAPK) in Chinese hamster lung (CHL) fibroblast cells, and simultaneous exposure to a 'noise' MF of the same intensity inhibited the...

journal_title：International journal of radiation biology

authors： Ke XQ,Sun WJ,Lu DQ,Fu YT,Chiang H

更新日期：2008-05-01 00:00:00

abstract：PURPOSE:MRL-lpr/lpr mice, a model for various autoimmune diseases, were repeatedly irradiated with 0.5 Gy of gamma-rays, and changes in their autoimmune manifestations were investigated. MATERIALS AND METHODS:MRL-lpr/lpr mice at 13 weeks of age were maintained in plastic cages and exposed whole-body to 0.5 Gy gamma-ra...

journal_title：International journal of radiation biology

authors： Tanaka T,Tago F,Fang SP,Shimura N,Kojima S

更新日期：2005-10-01 00:00:00

abstract：:A study has been made of the intrinsic radiosensitivity of peripheral blood lymphocytes from normal individuals. Cell survival following in vitro high (1.55 Gy min-1) and low (0.0098 Gy min-1) dose-rate irradiation was obtained for single lymphocyte samples from three individuals in six experiments. Despite wide inter...

journal_title：International journal of radiation biology

authors： Elyan SA,West CM,Roberts SA,Hunter RD

更新日期：1993-10-01 00:00:00

abstract：PURPOSE:Many strategies have been investigated to exclude the several side-effects of pharmacological or invasive treatments. Non-invasive pulsed magnetic field (PMF) treatment with no toxicity or side-effects can be an alternative to pharmacologic treatments. The purpose of this study was, therefore, to investigate th...

journal_title：International journal of radiation biology

authors： Mert T,Ocal I,Cinar E,Yalcin MS,Gunay I

更新日期：2014-01-01 00:00:00

abstract：PURPOSE:Primary fibroblasts are not suitable for in vitro macrocolony assay due to their inability to form distinct colonies. Here we present a modification of agarose overlay that yielded extensive improvement in their colony formation and assessment of radiosensitivity. MATERIALS AND METHODS:Macrocolony formation wa...

journal_title：International journal of radiation biology

authors： Chandna S,Dagur RS,Mathur A,Natarajan AT,Harms-Ringdahl M,Haghdoost S

更新日期：2014-05-01 00:00:00

abstract：PURPOSE:To carry out a comparative study on potential cytogenetic fingerprints for radiation LET in human metaphase lymphocytes. MATERIALS AND METHOD:Human lymphocytes were irradiated in vitro with 3.0 Gy 60Co gamma-rays, 0.9 Gy 3H beta-rays or 0.2 Gy 2.7 Mev neutrons. Detailed chromosome aberrations were analysed by ...

journal_title：International journal of radiation biology

authors： Deng W,Morrison DP,Gale KL,Lucas JN

更新日期：2000-12-01 00:00:00

abstract：PURPOSE:To evaluate how irradiation affects thyroid autoimmunity in mouse models of Hashimoto's thyroiditis and Graves' hyperthyroidism. MATERIALS AND METHODS:Non-obese diabetic (NOD)-H2(h4) mice spontaneously develop anti-thyroglobulin (Tg) antibodies and thyroiditis when supplied with sodium iodine (NaI) in the drin...

journal_title：International journal of radiation biology

authors： Nagayama Y,Kaminoda K,Mizutori Y,Saitoh O,Abiru N

更新日期：2008-09-01 00:00:00

abstract：PURPOSE:To determine the involvement of c-Jun NH(2)-terminal kinase-1 (JNK1) and possibly of HSP27 in heat-induced apoptosis of human monoblastic leukaemia U937 cells. MATERIALS AND METHODS:Dominant negative JNK1 (APF), in which the phosphorylation sites Thr-Pro-Tyr were changed to Ala-Pro-Phe, was overexpressed in U9...

journal_title：International journal of radiation biology

authors： Enomoto A,Suzuki N,Liu C,Kang Y,Zhu J,Serizawa S,Matsumoto Y,Morita A,Ito M,Hosoi Y

更新日期：2001-08-01 00:00:00

abstract：:The radiosensitization of two human tumour in vitro cell lines, HT-1080 and LoVo, has been compared with that of the Chinese hamster cell line V79-379A. Although the two human tumour cell lines were more radiosensitive than the V79 cell line sensitizer, enhancement ratios for misonidazole, pimonidazole and azomycin we...

journal_title：International journal of radiation biology

authors： Watts ME,Dennis MF,Roberts IJ

更新日期：1990-02-01 00:00:00

abstract：PURPOSE:As the most recent epidemiological studies provide no definite conclusions about the effects of 50/60 Hz magnetic fields (MFs) on the incidence of leukaemia in humans, animal models in a well-controlled environment are useful for evaluating the possibility of an association between MFs and leukaemia. The presen...

journal_title：International journal of radiation biology

authors： Devevey L,Patinot C,Debray M,Thierry D,Brugere H,Lambrozo J,Guillosson JJ,Nafziger J

更新日期：2000-06-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine whether the cellular components of Hairless-rat skin are affected by a chronic local exposure to non-ionizing radiations of Global Mobile Phone System: GSM-900 or -1800 radiations at specific absorption rate (SAR) 2.5 and 5 W/kg. MATERIALS AND METHODS:A selected part o...

journal_title：International journal of radiation biology

authors： Sanchez S,Masuda H,Billaudel B,Haro E,Anane R,Lévêque P,Ruffie G,Lagroye I,Veyret B

更新日期：2006-09-01 00:00:00

abstract：:The rate of recovery from radiation damage, as a function of dose per fraction, was investigated in mouse skin. Two different experimental designs were used, both incorporating the neutron top-up technique which enables the X-ray dose per fraction to be kept constant whilst changing the interfraction interval. Either ...

journal_title：International journal of radiation biology

authors： Rojas A,Joiner MC,Johns H

更新日期：1991-02-01 00:00:00

abstract：:Cell death induced by various radiation doses in Molt-4 and L5178Y cells was studied. Molt-4 cells have a low threshold for induction of interphase death while L5178Y cells have a high threshold. Interphase death in Molt-4 cells at doses > 100 Gy and in L5178Y cells at doses > 300 Gy showed typical necrosis. In contra...

journal_title：International journal of radiation biology

authors： Akagi Y,Ito K,Sawada S

更新日期：1993-07-01 00:00:00

abstract：:Purpose: To summarize existing knowledge and to understand individual response to radiation exposure, the MELODI Association together with CONCERT European Joint Programme has organized a workshop in March 2018 on radiation sensitivity and susceptibility.Methods: The workshop reviewed the current evidence on this matt...

journal_title：International journal of radiation biology

authors： Seibold P,Auvinen A,Averbeck D,Bourguignon M,Hartikainen JM,Hoeschen C,Laurent O,Noël G,Sabatier L,Salomaa S,Blettner M

更新日期：2020-03-01 00:00:00

abstract：:A new approach is reported that combines synchrotron radiolysis and mass spectrometry to probe the structure of proteins. Hydroxyl radicals produced upon the radiolysis of protein solutions using synchrotron light modify amino acid side-chains on millisecond timescales. This results in the formation of stable oxidatio...

journal_title：International journal of radiation biology

authors： Kiselar JG,Maleknia SD,Sullivan M,Downard KM,Chance MR

更新日期：2002-02-01 00:00:00

abstract：PURPOSE:To investigate whether an adaptive response can be induced in mice which were pre-exposed to 900 MHz radiofrequency fields. MATERIALS AND METHODS:Adult male Kunming mice were exposed to 900 MHz radiofrequency fields (RF) at power intensities of 12, 120 and 1200 μW/cm(2) for 1 h/day for 14 days and then subject...

journal_title：International journal of radiation biology

authors： Cao Y,Xu Q,Jin ZD,Zhou Z,Nie JH,Tong J

更新日期：2011-07-01 00:00:00

abstract：PURPOSE:Since previous research found an increase in the rate of aneuploidies in human lymphocytes exposed to radiofrequencies, it seems important to perform further studies. The objective of this study was then to investigate whether the exposure to RF (radiofrequency) radiation similar to that emitted by mobile phone...

journal_title：International journal of radiation biology

authors： Bourthoumieu S,Terro F,Leveque P,Collin A,Joubert V,Yardin C

更新日期：2011-04-01 00:00:00

abstract：PURPOSE:To study the natural radionuclides in the freshwater fish samples around the uranium mining areas of Bagjata and Banduhurang, East Singhbhum, Jharkhand, India. MATERIALS AND METHODS:The naturally occurring radioisotopes of uranium, U(nat), consisting of (234)U, (235)U and (238)U; (226)Ra, (230)Th and (210)Po w...

journal_title：International journal of radiation biology

authors： Giri S,Singh G,Jha VN,Tripathi RM

更新日期：2010-11-01 00:00:00

abstract：:Four of the most radiosensitive xrs variants of CHO-K1 cells, obtained after mutagenizing treatment with EMS, have been studied in detail over three to five decades of cell survival. Although these lines were initially reported to have very steep exponential survival curves, and to vary in sensitivity between themselv...

journal_title：International journal of radiation biology

authors： Denekamp J,Whitmore GF,Jeggo P

更新日期：1989-04-01 00:00:00

abstract：:Purpose: A study is presented of the irradiation of cancerous cervical cell line HeLa loaded with a platinum salt, betamethasone and deoxyglucose. The presence of the platinum increases the free-radical concentration and augments the cell death rate, whereas betamethasone or deoxyglucose induces radiosensitization by ...

journal_title：International journal of radiation biology

authors： Usami N,Hirayama R,Kobayashi K,Furusawa Y,Le Sech C

更新日期：2020-05-01 00:00:00

abstract：PURPOSE:A meta-analysis was conducted to obtain a 'quantitative' estimate of the extent of genetic damage in mammalian somatic cells exposed to non-ionizing radiation emitted from extremely low frequency electro-magnetic fields (ELF-EMF) and to compare with that in unexposed control cells. METHODS:The methods used for...

journal_title：International journal of radiation biology

authors： Vijayalaxmi,Prihoda TJ

更新日期：2009-03-01 00:00:00

abstract：:Radiation-induced DNA double-strand breaks (dsbs) were measured in CHO-K1 cells by means of an experimental approach involving constant-field gel electrophoresis and densitometric scanning of ethidium bromide stained gels. For X-irradiation, an induction efficiency of 36 +/- 5 dsbs (Gy x cell)-1 was determined. With t...

journal_title：International journal of radiation biology

authors： Heilmann J,Taucher-Scholz G,Kraft G

更新日期：1995-08-01 00:00:00

abstract：PURPOSE:γ-rays (IR) cause an increase in intracellular calcium [Ca(2+)], alters contractility and triggers apoptosis via the activation of protein kinase C in intestinal guinea pig smooth muscle cells. The present study investigated the role of the mitochondria in these processes and characterized proteins involved in ...

journal_title：International journal of radiation biology

authors： Claro S,Oshiro ME,Mortara RA,Paredes-Gamero EJ,Pereira GJ,Smaili SS,Ferreira AT

更新日期：2014-10-01 00:00:00