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69669
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关键词:'69669'
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David Arroyo et al.
Journal of chromatography. A, 1187(1-2), 1-10 (2008-03-04)
This paper reports the properties and advantages of the three-way calibration models based on parallel factor analysis (PARAFAC) in the simultaneous determination of malachite green (MG) and its metabolite (leucomalachite green, LMG) in trout. A recently method proposed by community
A simple and rapid method for the identification and quantification of malachite green and its metabolite in hake by HPLC?MS/MS
Nebot C, et al.
Food Control, 31(1), 102-107 (2013)
Hidefumi Yamada et al.
Quintessence international (Berlin, Germany : 1985), 42(5), 399-405 (2011-04-27)
Dental procedures with high-speed instruments produce large amounts of aerosols. The present study aimed to clarify whether blood-contaminated aerosols were existent and floating in air during dental procedures and to evaluate the effect of an extraoral evacuator system. An extraoral
Jelena Doroszkiewicz-Fiedoruk et al.
Roczniki Panstwowego Zakladu Higieny, 60(4), 325-328 (2009-01-01)
Malachite green (MG) and leukomalachite green (LMG) are subjected to monitoring fish muscle, with a minimum required performance limit (MRPL) set 2 microg/kg. Samples were extracted with acetonitryle-buffer mixture and cleaned up on SCX solid phase extraction (SPE) column. LC
Marie-Aline Pierrard et al.
Journal of proteomics, 75(8), 2454-2467 (2012-03-13)
Proteomics technology are increasingly used in ecotoxicological studies to characterize and monitor biomarkers of exposure. The present study aims at identifying long term effects of malachite green (MG) exposure on the proteome of peripheral blood mononuclear cells (PBMC) from the
Determination of malachite green and leucomalachite green in edible goldfish muscle by liquid chromatography?ion trap mass spectrometry
Lee C-K, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 843(2), 247-251 (2006)
Kevin J Farrugia et al.
Science & justice : journal of the Forensic Science Society, 51(3), 110-121 (2011-09-06)
This study investigates the optimisation of peroxidase based enhancement techniques for footwear impressions made in blood on various fabric surfaces. Four different haem reagents: leuco crystal violet (LCV), leuco malachite green (LMG), fluorescein and luminol were used to enhance the
Hongping Wan et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 49(12), 3031-3037 (2011-10-19)
Malachite green (MG) had been extensively used worldwide in the past few decades as an effective fungicide, bactericide, ectoparasiticide, and antiprotozoan on fish. It is rapidly and extensively metabolized to leucomalachite green (LMG) in fishes. To study the developmental toxicity
Jun Bae Lee et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 27(7), 953-961 (2010-06-15)
This paper presents analysis of malachite green (MG) and crystal violet (CV) residues in processed fish products. Samples were homogenized and extracted with ammonium acetate buffer and acetonitrile. The extracted residues were partitioned into dichloromethane, in situ oxidized to chromic
Jociani Ascari et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 29(4), 602-608 (2012-02-14)
A quantitative liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the simultaneous analyses of malachite green (MG), crystal violet (CV) and its major metabolites, leucomalachite green (LMG) and leucocrystal violet (LCV) residues in fish and shrimp samples has been validated. Fish
Y C Wong et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 26(11), 1472-1481 (2009-08-28)
This paper presents the results of a proficiency test (APLAC T058) for malachite green (MG) and leucomalachite green (LMG) in swamp eel (Monopterus albus). The programme was organized by the Hong Kong Government Laboratory and Hong Kong Accreditation Service (HKAS)
Laura Rae et al.
Science & justice : journal of the Forensic Science Society, 53(3), 321-327 (2013-08-14)
A number of studies have reported the successful enhancement of latent fingermarks on fruit and vegetables. A study was set up to identify the most effective technique for the enhancement of fingermarks in blood on various fruit and vegetables. The
Liang Guo et al.
Talanta, 97, 336-342 (2012-07-31)
A proof-of-concept for the use of oleic acid coated magnetic nanobeads (OA-MNBs) for the magnetic solid phase extraction (MSPE) of trace amounts of leuco-malachite green (LMG) from fish samples was developed. The OA-MNBs were prepared by covalently conjugating oleic acid
Abbas Afkhami et al.
Talanta, 82(2), 785-789 (2010-07-07)
A novel and sensitive extraction procedure using maghemite nanoparticles (gamma-Fe(2)O(3)) modified with sodium dodecyl sulfate (SDS), as an efficient solid phase, was developed for removal, preconcentration and spectrophotometric determination of trace amounts of malachite green (MG) and leuco-malachite green (LMG).
Juliana C Hashimoto et al.
Journal of AOAC International, 95(3), 913-922 (2012-07-24)
A simple method using LC/MS/MS was developed and validated to determine residues of malachite green (MG) and leucomalachite green (LMG) in fish fillet. A modified QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe) technique was used to perform the sample
Kamila Mitrowska et al.
Journal of chromatography. A, 1207(1-2), 94-100 (2008-09-06)
A liquid chromatography with visible and fluorescence detection (LC-vis/FLD) method for screening and a liquid chromatography with mass spectrometry (LC-MS/MS) method for the confirmation of malachite green (MG) and its major metabolite, leucomalachite green (LMG) residues in water have been
Sara L Stead et al.
Analytical chemistry, 82(7), 2652-2660 (2010-03-06)
A robust screening assay employing solid phase extraction (SPE) followed by a novel aptamer-based procedure is presented for the rapid detection and semiquantitation of the triphenylmethane dye, Malachite Green (MG) and its primary metabolite Leucomalachite Green (LMG) in fish tissue.
Chaoyang Long et al.
Journal of chromatography. A, 1203(1), 21-26 (2008-07-29)
With a new oxidant for post-column chemical derivation, a novel approach was developed for the determination of Malachite Green (MG) and Leucomalachite Green (LMG) in fish by high-performance liquid chromatography (HPLC). A C(8) column was used for separation, and elution
Andrew Renwick et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 48 Suppl 1, S75-S80 (2009-09-30)
Leucomalachite green (LMG) is mutagenic and produces DNA-adducts in vivo, and is carcinogenic in rodent bioassays. Dose-response modelling of the data for hepatocellular adenomas and carcinomas in female mice gave a BMDL10 of 20 mg/kg-bw/day. Limited data are available on
Jie Xie et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 913-914, 123-128 (2013-01-05)
A high performance liquid chromatography method with visible detection (HPLC-VIS) for the determination of malachite green (MG), crystal violet (CV), leucomalachite green (LMG), and leucocrystal violet (LCV) in fish has been developed after clean-up through an immunoaffinity column (IAC). Residues
Joseph M Storey et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 972, 38-47 (2014-10-14)
A liquid chromatography-tandem mass spectrometry (LC-MS/MS) screening method is described for the detection and identification of 26 veterinary drugs in fish and other aquaculture products. The analytes include: 13 sulfonamides, trimethoprim, 3 fluoroquinolones, 3 quinolones, 3 triphenylmethane dyes, 2 leuco
Gurmit Singh et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 28(6), 731-739 (2011-05-31)
Malachite green (MG), a member of the N-methylated triphenylmethane class of dyes, has long been used to control fungal and protozoan infections in fish. MG is easily absorbed by fish during waterborne exposure and is rapidly metabolized into leucomalachite green
Zoe Hall et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 874(1-2), 95-100 (2008-09-27)
A high accuracy method for the quantification of malachite green (MG) and leucomalachite green (LMG) in salmon is described. Analytical challenges including the effects of analyte instability and matrix suppression were minimised by the use of exact matching isotope dilution
Marina Villar-Pulido et al.
Talanta, 85(3), 1419-1427 (2011-08-03)
A fast liquid chromatography time-of-flight mass spectrometry (LC-TOFMS) method has been developed for simultaneous quantitative multiclass determination of residues of selected antibiotics and other veterinary drugs (benzalkonium chloride, ethoxyquin, leucomalachite green (LMG), malachite green (MG), mebendazole, sulfadiazine, sulfadimethoxine, sulfamethazine, sulfamethizole
Dominique Hurtaud-Pessel et al.
Journal of AOAC International, 96(5), 1152-1157 (2013-11-29)
During the AOAC Annual Meeting held from September 30 to October 3, 2012 in Las Vegas, NV, the Expert Review Panel (ERP) on Veterinary Drug Residues reviewed data for the method for determination of residues of three triphenylmethane dyes and
Guihua Liu et al.
Wei sheng yan jiu = Journal of hygiene research, 36(6), 731-733 (2008-02-29)
A liquid chromatography/tandem mass spectrometry (LC-MS/MS) method was developed to quantitate and confirm the presence of malachite green and leucomalachite green in water using isotope internal standard dilution technique. Water samples were spiked with deuterium labeled isotope internal standards, extracted
T Le Goff et al.
Analytical and bioanalytical chemistry, 391(6), 2035-2045 (2008-04-17)
Malachite green oxalate (MG oxalate) and leucomalachite green (LMG) have been prepared and certified as pure reference materials. The purities of MG oxalate and LMG were assessed by high-performance liquid chromatography-diode array detection (HPLC-DAD), nuclear magnetic resonance (NMR) spectroscopy, differential
David Arroyo et al.
Journal of chromatography. A, 1216(29), 5472-5482 (2009-06-19)
This paper reports a multiresponse optimization of an extraction procedure in the simultaneous determination of malachite green (MG) and its metabolite (leucomalachite green, LMG) in fish by liquid chromatography with triple quadrupole mass spectrometry (LC-MS/MS). Prior to optimization, the active
Jun Wu et al.
Biodegradation, 22(5), 897-904 (2010-12-29)
A leuco derivatives of triphenylmethane dyes degrading bacterium, strain CM9, was isolated from an aquafarm field. Based on morphology, physiologic tests, 16S rDNA sequence, and phylogenetic characteristics, it was identified as Sphingomonas sp. This strain was capable of degrading leucomalachite
María Jesús Martínez Bueno et al.
Analytica chimica acta, 665(1), 47-54 (2010-04-13)
This paper describes the development of an analytical procedure to determine malachite green (MG) residues in salmon samples using molecularly imprinted polymers (MIPs) as the extraction and clean-up material, followed by liquid chromatography-linear ion trap mass spectrometry (LC-QqQLIT-MS/MS). MG and
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