Oxford Index Search Results

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sensitive species

Overview page. Subjects: Environmental Science.

Plant or animal species which are susceptible to changes in habitat or to impacts from human activities.

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killer strain

Overview page. Subjects: Chemistry.

Any strain of cells that is able to kill sensitive cells of the same species, e.g. some strains of yeast and Paramecium. See also kappa particle, killer factor.

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capillary electrophoresis

Overview page. Subjects: Chemistry.

(CE)

A technique for investigating mixtures of charged species. In capilliary zone electrophoresis (CZE), the sample is introduced into a fine capillary tube, with each end of the...

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Arsenic Speciation in Humans and Food Products: A Review

L. Benramdane, F. Bressolle and J.J. Vallon.

in Journal of Chromatographic Science

September 1999; p ublished online September 1999 .

Journal Article. Subjects: Chemistry. 0 words.

Although acute intoxication has become rare, arsenic (As) is still a dangerous pollution agent for industrial workers and people living in the vicinity of emission sources. In humans, only...

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A Validated HPTLC Densitometric Method for Simultaneous Determination of Evernic and Usnic Acids in Four Usnea Species and Comparison of Their Antioxidant Potential

Shweta Singh, Sayyada Khatoon, Yogesh Joshi, Siddhartha Prgyadeep, Dalip Kumar Upreti and Ajay Kumar Singh Rawat.

in Journal of Chromatographic Science

October 2016; p ublished online October 2016 .

Journal Article. Subjects: Chemistry. 5887 words.

A simple, sensitive and precise high-performance thin-layer chromatography method with densitometric detection was used for simultaneous determination of evernic (EV) and (+)-usnic acids...

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HPLC in the Analysis of Steroidal Compound Mixtures as Applied to Biocrudes

Asha Masohan, Virendra K. Bhatia and Mamta Tondon.

in Journal of Chromatographic Science

December 1996; p ublished online December 1996 .

Journal Article. Subjects: Chemistry. 0 words.

Potential petrocrops are a rich source of hydrocarbon-type steroidal and terpenoidal compounds and waxes. These compounds and waxes can either be tapped or extracted as biocrude from the...

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Development and Validation of an HPLC-DAD Analysis for Flavonoids in the gel of Scutia buxifolia

Aline Augusti Boligon, Roberta da Silva Jesus, Mariana Piana, Thiele Faccim de Brum, Ritiel Corrêa da Cruz, Natália Mossmann and Margareth Linde Athayde.

in Journal of Chromatographic Science

October 2015; p ublished online May 2015 .

Journal Article. Subjects: Chemistry. 3306 words.

Recent interest in flavonoids has increased greatly due to their biological and pharmacological activities. Flavonoids consist of a large group of low molecular weight polyphenolic...

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chemiluminescence

Overview page. Subjects: Medicine and Health — Chemistry.

Light produced as a chemical reaction proceeds, e.g. the production of light by firefly luciferase when it hydrolyses ATP (used as a sensitive assay system). Another assay involving...

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Thermoluminescence of Na+ Ion Implanted Al2O3 Induced by 137Cs Gamma Rays

T.K. Kim, H.S. Choe and C.N. Whang.

in Radiation Protection Dosimetry

June 1996; p ublished online June 1996 .

Journal Article. Subjects: Nuclear Chemistry, Photochemistry, and Radiation. 0 words.

Thermoluminescence (TL) curves from Na+ ion implanted Al2O3 induced by 137Cs gamma rays, from unimplanted Al2O3 irradiated with 137Cs gamma rays, and from unirradiated Al2O3 implanted with Nanull...

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Radioprotection calculations for MEGAPIE

L. Zanini.

in Radiation Protection Dosimetry

December 2005; p ublished online December 2005 .

Journal Article. Subjects: Nuclear Chemistry, Photochemistry, and Radiation. 2336 words.

The MEGAwatt PIlot Experiment (MEGAPIE) liquid lead–bismuth spallation neutron source will commence operation in 2006 at the SINQ facility of the Paul Scherrer Institut. Such an innovative...

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Genetic and biochemical analysis of base excision repair complexes participating in radiation-induced ROS damage repair

Ulrike Schötz, Steffen Heuer, Randolph B. Caldwell and Horst Zitzelsberger.

in Radiation Protection Dosimetry

February 2011; p ublished online November 2010 .

Journal Article. Subjects: Nuclear Chemistry, Photochemistry, and Radiation. 2156 words.

This work is part of the joint research project ‘radiation-induced DNA damage’ of the KVSF, a BMBF Initiative (maintenance of radiation biology expertise in Germany). The focus of the...

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The Concept of Radioecological Sensitivity

B.J. Howard (INVITED).

in Radiation Protection Dosimetry

November 2000; p ublished online November 2000 .

Journal Article. Subjects: Nuclear Chemistry, Photochemistry, and Radiation. 0 words.

It is important to be able readily to identify major routes of exposure, the most highly exposed individuals or populations and the geographical areas of most concern arising from...

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Using superoxide dismutase/catalase mimetics to manipulate the redox environment of neural precursor cells

C. L. Limoli, E. Giedzinski, J. Baure, S. R. Doctrow, R. Rola and J. R. Fike.

in Radiation Protection Dosimetry

December 2006; p ublished online December 2006 .

Journal Article. Subjects: Nuclear Chemistry, Photochemistry, and Radiation. 5922 words.

Past work has shown that neural precursor cells are predisposed to redox sensitive changes, and that oxidative stress plays a critical role in the acute and persistent changes that occur...

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Nature of nontargeted radiation effects observed during fractionated irradiation-induced thymic lymphomagenesis in mice

Hideo Tsuji, Hiroko Ishii-Ohba, Tadahiro Shiomi, Naoko Shiomi, Takanori Katsube, Masahiko Mori, Mitsuru Nenoi, Mizuki Ohno, Daisuke Yoshimura, Sugako Oka, Yusaku Nakabeppu, Kouichi Tatsumi, Masahiro Muto and Toshihiko Sado.

in Journal of Radiation Research

May 2013; p ublished online January 2013 .

Journal Article. Subjects: Radiology; Nuclear Chemistry, Photochemistry, and Radiation. 6727 words.

Changes in the thymic microenvironment lead to radiation-induced thymic lymphomagenesis, but the phenomena are not fully understood. Here we show that radiation-induced chromosomal...

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Responses of the central nervous system to high linear energy transfer radiation: NSCOR project highlights

Gregory Nelson, John Fike, Charles Limoli, André Obenaus, Jacob Raber, Ivan Soltesz and Roman Vlkolinský.

in Journal of Radiation Research

March 2014; p ublished online March 2014 .

Journal Article. Subjects: Radiology; Nuclear Chemistry, Photochemistry, and Radiation. 12 words.

Overview: The five-university NSCOR project investigates the responses of the central nervous system to space-like charged particle exposure by evaluating: synaptic function, i...

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Quantitative characteristics of clustered DNA damage in irradiated cells by heavy ion beams

Hiroaki Terato, Yuka Shimazaki-Tokuyama, Yuko Inoue and Yoshiya Furusawa.

in Journal of Radiation Research

March 2014; p ublished online March 2014 .

Journal Article. Subjects: Radiology; Nuclear Chemistry, Photochemistry, and Radiation. 94 words.

Heavy ion beam as typical high linear energy transfer (LET) radiation produces more expanding ionization domain around their tracks than low LET radiation such as X-rays and gamma rays....

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‘Dilute-and-Shoot’ RSLC–MS-MS Method for Fast Detection of Nerve and Vesicant Chemical Warfare Agent Metabolites in Urine

Igor Rodin, Arcady Braun, Andrey Stavrianidi, Timur Baygildiev, Oleg Shpigun, Dmitry Oreshkin and Igor Rybalchenko.

in Journal of Analytical Toxicology

January 2015; p ublished online October 2014 .

Journal Article. Subjects: Medical Toxicology; Chemistry; Toxicology (Non-medical). 3046 words.

A sensitive screening method based on fast liquid chromatography tandem mass-spectrometry (RSLC–MS-MS) has shown the feasibility of separation and detection of low concentration β-lyase...

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Buprenorphine Detection in Urine Using Liquid Chromatography–High-Resolution Mass Spectrometry: Comparison with Cloned Enzyme Donor Immunoassay (ThermoFisher) and Homogeneous Enzyme Immunoassay (Immunalysis)

Sarah L. Belsey, Lewis Couchman and Robert J. Flanagan.

in Journal of Analytical Toxicology

September 2014; p ublished online June 2014 .

Journal Article. Subjects: Medical Toxicology; Chemistry; Toxicology (Non-medical). 3769 words.

A sensitive liquid chromatographic–high-resolution mass spectrometric (LC–HR-MS) assay for buprenorphine and its urinary metabolites has been developed that requires minimal sample...

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Spontaneous and photosensitiser-induced DNA single-strand breaks and formamidopyrimidine-DNA glycosylase sensitive sites at nucleotide resolution in the nuclear and mitochondrial DNA of Saccharomyces cerevisiae

V. Meniel and R. Waters.

in Nucleic Acids Research

February 1999; p ublished online February 1999 .

Journal Article. Subjects: Chemistry; Biochemistry; Bioinformatics and Computational Biology; Genetics and Genomics; Molecular and Cell Biology. 5836 words.

A system is described for mapping oxidative DNA damage (sites sensitive to formamidopyrimidine-DNA glycosylase and single-strand breaks) at nucleotide resolution in the nuclear and...

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Amatoxins (α- and β-Amanitin) and Phallotoxin (Phalloidin) Analyses in Urines Using High-Resolution Accurate Mass LC–MS Technology

Thomas Gicquel, Sylvie Lepage, Manon Fradin, Olivier Tribut, Bénédicte Duretz and Isabelle Morel.

in Journal of Analytical Toxicology

July 2014; p ublished online April 2014 .

Journal Article. Subjects: Medical Toxicology; Chemistry; Toxicology (Non-medical). 3545 words.

Mycotoxin intoxications can result from the consumption of amatoxins like α- and β-amanitin or of phallotoxin, present in several toxic mushrooms like Amanita phalloides. To identify and...

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Limited repair of 8‐hydroxy‐7,8‐dihydroguanine residues in human testicular cells

Ann‐Karin Olsen, Nur Duale, Magnar Bjørås, Cathrine T. Larsen, Richard Wiger, Jørn A. Holme, Erling C. Seeberg and Gunnar Brunborg.

in Nucleic Acids Research

February 2003; p ublished online February 2003 .

Journal Article. Subjects: Chemistry; Biochemistry; Bioinformatics and Computational Biology; Genetics and Genomics; Molecular and Cell Biology. 9764 words.

Oxidative damage in testicular DNA is associated with poor semen quality, reduced fertility and increased risk of stillbirths and birth defects. These DNA lesions are predominantly removed...

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