Jana Hajslova

Summary

Affiliation: Institute of Chemical Technology
Country: Czech Republic

Publications

  1. doi request reprint Analysis of multiple mycotoxins in food
    Jana Hajslova
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Czech Republic
    Methods Mol Biol 747:233-58. 2011
  2. ncbi request reprint Brominated flame retardants and related chlorinated persistent organic pollutants in fish from river Elbe and its main tributary Vltava
    Jana Hajslova
    Institute of Chemical Technology, Prague, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Chemosphere 69:1195-203. 2007
  3. ncbi request reprint Stability of agaritine - a natural toxicant of Agaricus mushrooms
    J Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Food Addit Contam 19:1028-33. 2002
  4. ncbi request reprint Matrix effects in (ultra)trace analysis of pesticide residues in food and biotic matrices
    Jana Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, Prague 6, Czech Republic
    J Chromatogr A 1000:181-97. 2003
  5. ncbi request reprint Novel approaches to the analysis of steroid estrogens in river sediments
    Katerina Hájková
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Technicka 3, 16628 Prague 6, Czech Republic
    Anal Bioanal Chem 387:1351-63. 2007
  6. ncbi request reprint Quality of organically and conventionally grown potatoes: four-year study of micronutrients, metals, secondary metabolites, enzymic browning and organoleptic properties
    J Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    Food Addit Contam 22:514-34. 2005
  7. doi request reprint 'Emerging' mycotoxins in cereals processing chains: changes of enniatins during beer and bread making
    Marta Vaclavikova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, 166 28 Prague 6, Czech Republic
    Food Chem 136:750-7. 2013
  8. doi request reprint Deoxynivalenol oligoglycosides: new "masked" fusarium toxins occurring in malt, beer, and breadstuff
    Milena Zachariasova
    Department of Food Analysis and Nutrition, Faculty of Food and Biochemical Technology, Institute of Chemical Technology in Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    J Agric Food Chem 60:9280-91. 2012
  9. doi request reprint Critical assessment of extraction methods for the simultaneous determination of pesticide residues and mycotoxins in fruits, cereals, spices and oil seeds employing ultra-high performance liquid chromatography-tandem mass spectrometry
    Ondrej Lacina
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, 166 28 Prague 6, Czech Republic
    J Chromatogr A 1262:8-18. 2012
  10. ncbi request reprint Challenges of gas chromatography-high-resolution time-of-flight mass spectrometry for simultaneous analysis of polybrominated diphenyl ethers and other halogenated persistent organic pollutants in environmental samples
    Tomas Cajka
    Institute of Chemical Technology, Prague, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Sep Sci 28:601-11. 2005

Collaborators

  • Tomas Cajka
  • Jitka Zrostlikova
  • Vera Schulzova
  • Katerina Mastovska
  • Steven J Lehotay
  • Katerina Holadová
  • H Frandsen
  • Bert Popping
  • Marianne Caldow
  • Michel W F Nielen
  • Franz Berthiller
  • Peter M Scott
  • Jack Cochran
  • Per Anders Bergqvist
  • Lukas Vaclavik
  • Jana Pulkrabova
  • Kamila Kalachova
  • Ondrej Lacina
  • Milena Zachariasova
  • Jan Poustka
  • Alexandra Malachova
  • Lucie Drabova
  • Vladimir Kocourek
  • Petra Hradkova
  • Katerina Riddellova
  • Marta Vaclavikova
  • Marta Kostelanska
  • Zbynek Dzuman
  • Vojtech Hrbek
  • Jakub Schurek
  • Darina Lanková
  • Veronika Hloušková
  • Monika Tomaniova
  • Zdenka Veprikova
  • Anna Martínez-Villalba
  • Hana Danhelova
  • Jaromir Lojza
  • Eliska Moravcova
  • Jana Urbanova
  • Jana Vrkoslavová
  • Lenka Lojzova
  • Michaela Nápravníková
  • Eva Klimánková
  • Jana Ticha
  • Katerina Hájková
  • Radek Kazda
  • Lucie Setkova
  • Bohuslav Dusek
  • Encarnación Moyano
  • Michal Stupak
  • Maria Teresa Galceran
  • Zuzana Reblova
  • Beverly Belkova
  • Kumud B Mishra
  • Anamika Mishra
  • Michala Kockovska
  • Chris Sandy
  • Sarka Prinosilova
  • Jaromir Hradecky
  • Alena Skerikova
  • Ivana Capouchova
  • Evzenie Prokinova
  • Petr Pipek
  • Bo Anne Rohlik
  • Jerry Zweigenbaum
  • Radim Cerkal
  • Tereza Zemanová
  • Michal Godula
  • Katerina Demnerova
  • Tomas Macek
  • Jan Rosmus
  • Hana Stiborova
  • Katerina Vaculova
  • Martina Mackova
  • Jaroslava Ehrenbergerova
  • Václav Polácek
  • Jaromir Fiala
  • Rudolf Krska
  • Jitka Kolarova
  • Alexandra Krplova
  • Matthew Sharman
  • Igor Hochel
  • Petr Cuhra
  • H Dick Hooijerink
  • Tomas Kovalczuk
  • Jana Kloutvorova
  • Miroslav Lansky
  • Vladan Falta
  • Martin Jech
  • Jiri Honzicek

Detail Information

Publications60

  1. doi request reprint Analysis of multiple mycotoxins in food
    Jana Hajslova
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Czech Republic
    Methods Mol Biol 747:233-58. 2011
    ..Attention is focused mainly on instrumental method; advances in biosensors and other screening bioanalytical approaches enabling analysis of multiple mycotoxins are not discussed in detail...
  2. ncbi request reprint Brominated flame retardants and related chlorinated persistent organic pollutants in fish from river Elbe and its main tributary Vltava
    Jana Hajslova
    Institute of Chemical Technology, Prague, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Chemosphere 69:1195-203. 2007
    ....
  3. ncbi request reprint Stability of agaritine - a natural toxicant of Agaricus mushrooms
    J Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Food Addit Contam 19:1028-33. 2002
    ..The latter observation was confirmed in experiments where agaritine was incubated in simulated gastric fluid (pH 1.2). The importance of the degradation when performing toxicological studies with agaritine is discussed...
  4. ncbi request reprint Matrix effects in (ultra)trace analysis of pesticide residues in food and biotic matrices
    Jana Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, Prague 6, Czech Republic
    J Chromatogr A 1000:181-97. 2003
    ....
  5. ncbi request reprint Novel approaches to the analysis of steroid estrogens in river sediments
    Katerina Hájková
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Technicka 3, 16628 Prague 6, Czech Republic
    Anal Bioanal Chem 387:1351-63. 2007
    ..In addition to these outcomes, use of this unique GCxGC-TOF-MS system enabled identification of several other non-target chemicals, including pharmaceutical steroids, present in purified sediment extracts...
  6. ncbi request reprint Quality of organically and conventionally grown potatoes: four-year study of micronutrients, metals, secondary metabolites, enzymic browning and organoleptic properties
    J Hajslova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    Food Addit Contam 22:514-34. 2005
    ..Further studies of various marker compounds of potato quality related to the organic or conventional farming systems should be performed before unbiased information can be given to the consumers...
  7. doi request reprint 'Emerging' mycotoxins in cereals processing chains: changes of enniatins during beer and bread making
    Marta Vaclavikova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, 166 28 Prague 6, Czech Republic
    Food Chem 136:750-7. 2013
    ..Regarding bread baking, levels of enniatins decreased down to 30% of their concentration in the initial flour used for baking. In this case, degradation at higher temperatures might be assumed...
  8. doi request reprint Deoxynivalenol oligoglycosides: new "masked" fusarium toxins occurring in malt, beer, and breadstuff
    Milena Zachariasova
    Department of Food Analysis and Nutrition, Faculty of Food and Biochemical Technology, Institute of Chemical Technology in Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    J Agric Food Chem 60:9280-91. 2012
    ..To the authors' best knowledge, this is the first study documenting the complexity of masked deoxynivalenol issue...
  9. doi request reprint Critical assessment of extraction methods for the simultaneous determination of pesticide residues and mycotoxins in fruits, cereals, spices and oil seeds employing ultra-high performance liquid chromatography-tandem mass spectrometry
    Ondrej Lacina
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, 166 28 Prague 6, Czech Republic
    J Chromatogr A 1262:8-18. 2012
    ..Higher recoveries for the latter group of analytes could be achieved by the method B; on the other hand, extraction efficiency of non-polar pesticides from fatty matrix was rather poor by this method...
  10. ncbi request reprint Challenges of gas chromatography-high-resolution time-of-flight mass spectrometry for simultaneous analysis of polybrominated diphenyl ethers and other halogenated persistent organic pollutants in environmental samples
    Tomas Cajka
    Institute of Chemical Technology, Prague, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Sep Sci 28:601-11. 2005
    ..In addition, this method allowed estimation of the PCB levels in examined samples. CB 153 was used as a contamination marker in this study...
  11. doi request reprint Deoxynivalenol, deoxynivalenol-3-glucoside, and enniatins: the major mycotoxins found in cereal-based products on the Czech market
    Alexandra Malachova
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    J Agric Food Chem 59:12990-7. 2011
    ..Enniatin A1 was found only in 44% of samples at levels ranging between 8 and 851 μg/kg...
  12. doi request reprint Polycyclic aromatic hydrocarbons and halogenated persistent organic pollutants in canned fish and seafood products: smoked versus non-smoked products
    Lucie Drabova
    Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Institute of Chemical Technology, Prague, Czech Republic
    Food Addit Contam Part A Chem Anal Control Expo Risk Assess 30:515-27. 2013
    ..The distribution of target analytes between oil and fish fractions was also assessed. Significantly higher levels of PAHs were measured in the oil fraction...
  13. doi request reprint Rapid determination of polycyclic aromatic hydrocarbons (PAHs) in tea using two-dimensional gas chromatography coupled with time of flight mass spectrometry
    Lucie Drabova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, 166 28 Prague 6, Czech Republic
    Talanta 100:207-16. 2012
    ..4 to 700 μg kg(-1) and from 4.5 to 102 μg kg(-1), respectively. Contamination of tested tea samples by BaP was in the range of 0.2-152 μg kg(-1)...
  14. doi request reprint Occurrence of deoxynivalenol and its major conjugate, deoxynivalenol-3-glucoside, in beer and some brewing intermediates
    Marta Kostelanska
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    J Agric Food Chem 57:3187-94. 2009
    ..The nature of this phenomenon has not yet been explained; in addition to cross-reacting species, other factors, such as the higher content of dark pigment, can also be the cause...
  15. ncbi request reprint Use of automated direct sample introduction with analyte protectants in the GC-MS analysis of pesticide residues
    Tomas Cajka
    Institute of Chemical Technology, Prague, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Sep Sci 28:1048-60. 2005
    ..The lowest calibration levels for 34 of the 44 pesticides were < or = 10 ng/g, which meets the standard required by the European Union Baby Food Directive (2003/13/EC)...
  16. ncbi request reprint Alternative calibration approaches to compensate the effect of co-extracted matrix components in liquid chromatography-electrospray ionisation tandem mass spectrometry analysis of pesticide residues in plant materials
    Jitka Zrostlikova
    Institute of Chemical Technology, Technicka 3, Prague, Czech Republic
    J Chromatogr A 973:13-26. 2002
    ....
  17. doi request reprint Occurrence of halogenated contaminants in fish from selected river localities and ponds in the Czech Republic
    Petra Hradkova
    Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Institute of Chemical Technology Prague, 166 28, Prague 6, Czech Republic
    Arch Environ Contam Toxicol 62:85-96. 2012
    ..6, 14.4 and 193 μg/kg wet weight, respectively, in Usti nad Labem and in the sample originated from the confluence of Elbe with Bilina River; a sum of PCBs at a level of 211 μg/kg was detected...
  18. doi request reprint Implementation of comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry for the simultaneous determination of halogenated contaminants and polycyclic aromatic hydrocarbons in fish
    Kamila Kalachova
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Czech Republic
    Anal Bioanal Chem 403:2813-24. 2012
    ..Moreover, since the determination of target analytes was performed using TOFMS detector, further identification of other non-target compounds in real life samples was also feasible...
  19. ncbi request reprint Determination of seventeen polar/thermolabile pesticides in apples and apricots by liquid chromatography/mass spectrometry
    Jitka Zrostlikova
    Institute of Chemical Technology, Technicka 3, 166 28 Prague 6, Czech Republic
    J AOAC Int 86:612-22. 2003
    ..Limits of detection were 0.1-3 microg/kg for benzimidazole and azole fungicides and carbamate insecticides. For urea insecticides, detection limits were slightly higher (3-10 microg/kg)...
  20. ncbi request reprint Fast isolation of hydrophobic organic environmental contaminants from exposed semipermeable membrane devices (SPMDs) prior to GC analysis
    Lucie Setkova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28, Prague 6, Czech Republic
    J Chromatogr A 1092:170-81. 2005
    ....
  21. doi request reprint Effects of milling and baking technologies on levels of deoxynivalenol and its masked form deoxynivalenol-3-glucoside
    Marta Kostelanska
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Agric Food Chem 59:9303-12. 2011
    ..Most of these compounds were located in the crust of experimental breads...
  22. doi request reprint Authentication of animal fats using direct analysis in real time (DART) ionization-mass spectrometry and chemometric tools
    Lukas Vaclavik
    Institute of Chemical Technology, Prague, Technicka 3, 16628 Prague 6, Czech Republic
    J Agric Food Chem 59:5919-26. 2011
    ..Using the DART-TOFMS TAG profiles of fat isolated from meat mixtures, detection of 10% pork added to beef and vice versa was possible...
  23. doi request reprint Alternative GC-MS approaches in the analysis of substituted pyrazines and other volatile aromatic compounds formed during Maillard reaction in potato chips
    Lenka Lojzova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Anal Chim Acta 641:101-9. 2009
    ....
  24. doi request reprint Rapid analysis of multiple pesticide residues in fruit-based baby food using programmed temperature vaporiser injection-low-pressure gas chromatography-high-resolution time-of-flight mass spectrometry
    Tomas Cajka
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Chromatogr A 1186:281-94. 2008
    ..01 mg/kg for both sample preparation methods, which meets the EU maximum residue limit set for pesticide residues in cereal-based foods and baby foods (2003/13/EC)...
  25. doi request reprint Furanocoumarins in celeriac from different farming systems: a 3-year study
    Vera Schulzova
    Department of Food Chemistry and Analysis, Institute of Chemical Technology in Prague, Prague, Czech Republic
    J Sci Food Agric 92:2849-54. 2012
    ..The products from organic farming in which anaerobically fermented pig slurry was used were compared against those obtained from other treatment systems: mineral, combined and non-fertilised...
  26. doi request reprint Novel approaches to analysis of 3-chloropropane-1,2-diol esters in vegetable oils
    Eliska Moravcova
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Prague, Czech Republic
    Anal Bioanal Chem 402:2871-83. 2012
    ..With regard to a low ionization yield achieved for 3-MCPD monoesters, the methods presented in this paper were not yet applicable for the analysis of these contaminants at the naturally occurring levels...
  27. doi request reprint Traceability of honey origin based on volatiles pattern processing by artificial neural networks
    Tomas Cajka
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 5, 16628 Prague 6, Czech Republic
    J Chromatogr A 1216:1458-62. 2009
    ..The best prediction (94.5%) and classification (96.5%) abilities of the ANN-MLP model were obtained when the data from two honey harvests were aggregated in order to improve the model performance compared to separate year harvests...
  28. ncbi request reprint Safe apples for baby-food production: survey of pesticide treatment regimes leaving minimum residues
    Jana Ticha
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Technicka 3, Prague 6, Czech Republic
    Food Addit Contam 24:605-20. 2007
    ..The only residues exceeding this concentration were captan and teflubenzuron. Based on the data, farmers can choose pesticides for optimal treatment of plants, while enabling growth of a safe crop suitable for baby-food production...
  29. pmc Fish as biomonitors of polybrominated diphenyl ethers and hexabromocyclododecane in Czech aquatic ecosystems: pollution of the Elbe River basin
    Jana Pulkrabova
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    Environ Health Perspect 115:28-34. 2007
    ..5 ng/g wet weight, respectively. The lowest accumulation occurred in predator fish (perch and trout). The highest levels of HBCD were detected in barbel from Srnojedy on the Elbe River (15.6 ng/g wet weight), downstream...
  30. doi request reprint Brominated flame retardants and other organochlorine pollutants in human adipose tissue samples from the Czech Republic
    Jana Pulkrabova
    Department of Food Chemistry and Analysis, Institute of Chemical Technology Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    Environ Int 35:63-8. 2009
    ..While no age dependency was found for PBDEs, an increase of PCB and OCP levels with age was observed. Different exposure routes of donors were documented by the absence of the relationship between PCBs and OCPs...
  31. doi request reprint Analysis of multiple mycotoxins in beer employing (ultra)-high-resolution mass spectrometry
    Milena Zachariasova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Rapid Commun Mass Spectrom 24:3357-67. 2010
    ..To compensate matrix effects, matrix-matched calibration was employed. The lowest calibration levels for most of the target mycotoxins ranged from 1 to 8  µg  L(-1) beer and the recoveries of analytes were in range from 86 to 124%...
  32. doi request reprint Identification/quantification of multiple pesticide residues in food plants by ultra-high-performance liquid chromatography-time-of-flight mass spectrometry
    Ondrej Lacina
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    J Chromatogr A 1217:648-59. 2010
    ..As a part of the work, strategy enabling screening of non-target pesticides and their metabolites is demonstrated on analysis of real-life samples...
  33. doi request reprint Occurrence of brominated flame retardants and perfluoroalkyl substances in fish from the Czech aquatic ecosystem
    Veronika Hloušková
    Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Institute of Chemical Technology, Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    Sci Total Environ 461:88-98. 2013
    ..This concentration was comparable to those found in similar highly industrialized areas worldwide. ..
  34. doi request reprint Streamlining sample preparation and gas chromatography-tandem mass spectrometry analysis of multiple pesticide residues in tea
    Tomas Cajka
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Prague, Czech Republic
    Anal Chim Acta 743:51-60. 2012
    ..01 mg kg(-1), permitting the control at the maximum residue levels (MRLs) laid down in Regulation (EC) No 396/2005. The developed method was successfully applied to the determination of pesticide residues in real tea samples...
  35. ncbi request reprint Gas chromatography-high-resolution time-of-flight mass spectrometry in pesticide residue analysis: advantages and limitations
    Tomas Cajka
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Technicka 3, 16628 Prague 6, Czech Republic
    J Chromatogr A 1058:251-61. 2004
    ..01 mg/kg level, which represents the maximum EU residue limit set recently for pesticide residues in cereal-based foods and baby foods for infants and young children...
  36. doi request reprint Simplified and rapid determination of polychlorinated biphenyls, polybrominated diphenyl ethers, and polycyclic aromatic hydrocarbons in fish and shrimps integrated into a single method
    Kamila Kalachova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    Anal Chim Acta 707:84-91. 2011
    ..Further extension of a method scope by other similar analytes is easily possible...
  37. doi request reprint Development of an SPME-GC-MS/MS procedure for the monitoring of 2-phenoxyethanol in anaesthetised fish
    Eva Klimánková
    Institute of Chemical Technology, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Talanta 75:1082-8. 2008
    ..The method was linear in a range of 0.1-250 mg kg(-1) and, depending on the sample matrix and spiking level, a repeatability (expressed as relative standard deviation, R.S.D.) of between 3% and 11% was obtained...
  38. doi request reprint Analysis of multiple mycotoxins in cereals under ambient conditions using direct analysis in real time (DART) ionization coupled to high resolution mass spectrometry
    Lukas Vaclavik
    Institute of Chemical Technology Prague, Department of Food Chemistry and Analysis, Technicka 5, 16628 Prague 6, Czech Republic
    Talanta 82:1950-7. 2010
    ..Good agreement of these results with data generated by validated ultra-high pressure liquid chromatography-time-of-flight mass spectrometry method was documented...
  39. doi request reprint Gas chromatography-triple quadrupole tandem mass spectrometry: a powerful tool for the (ultra)trace analysis of multiclass environmental contaminants in fish and fish feed
    Kamila Kalachova
    Department of Food Analysis and Nutrition, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Technicka 3, 166 28, Prague 6, Czech Republic
    Anal Bioanal Chem 405:7803-15. 2013
    ..The developed method was successfully applied to the determination of halogenated persistent organic pollutants and polycyclic aromatic hydrocarbons in fish and fish feed samples. ..
  40. doi request reprint Rapid and simple method for determination of hexabromocyclododecanes and other LC-MS-MS-amenable brominated flame retardants in fish
    Darina Lanková
    Department of Food Analysis and Nutrition, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Technicka 3, 166 28, Prague, Czech Republic
    Anal Bioanal Chem 405:7829-39. 2013
    ..8-2.5 μg kg(-1) wet weight. 2,4-DBP and 2,4,6-TBP were found in three blue mussel samples in the range of 19.6-43.5 and 2.3-7.5 μg kg(-1) wet weight, respectively. ..
  41. doi request reprint High throughput sample preparation in combination with gas chromatography coupled to triple quadrupole tandem mass spectrometry (GC-MS/MS): a smart procedure for (ultra)trace analysis of brominated flame retardants in fish
    Kamila Kalachova
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 3, Prague 6, 166 28, Czech Republic
    Talanta 105:109-16. 2013
    ....
  42. doi request reprint Rapid analysis of caffeine in various coffee samples employing direct analysis in real-time ionization-high-resolution mass spectrometry
    Hana Danhelova
    Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Institute of Chemical Technology, Prague, Czech Republic
    Anal Bioanal Chem 403:2883-9. 2012
    ..Since the linearity range of the method was relatively narrow (two orders of magnitude), an optimization of sample dilution prior the DART-TOFMS measurement to avoid saturation of the detector was needed...
  43. doi request reprint Ambient mass spectrometry employing direct analysis in real time (DART) ion source for olive oil quality and authenticity assessment
    Lukas Vaclavik
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 5, 166 28 Prague 6, Czech Republic
    Anal Chim Acta 645:56-63. 2009
    ..Based on the linear discriminant analysis (LDA), the introduced method allowed detection of HO addition of 6 and 15% (v/v) when assessing DART-TOFMS mass profiles of polar compounds and TAGs, respectively...
  44. doi request reprint Fusarium mycotoxins in various barley cultivars and their transfer into malt
    Alexandra Malachova
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Technicka 3, 166 28 Prague 6, Czech Republic
    J Sci Food Agric 90:2495-505. 2010
    ..The impact of weather, locality, fungicide treatment and barley cultivar (hulless or covered) on contamination was evaluated. The transfer of these mycotoxins into malt was assessed...
  45. ncbi request reprint Solid phase microextraction-comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry for the analysis of honey volatiles
    Tomas Cajka
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    J Sep Sci 30:534-46. 2007
    ..In this way, the laboratory sample throughput can be increased significantly and, at the same time, the risk of erroneous identification, which cannot be avoided in one-dimensional GC separation, is minimised...
  46. doi request reprint Simple, high throughput ultra-high performance liquid chromatography/tandem mass spectrometry trace analysis of perfluorinated alkylated substances in food of animal origin: milk and fish
    Ondrej Lacina
    Institute of Chemical Technology, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    J Chromatogr A 1218:4312-21. 2011
    ....
  47. doi request reprint The use of high performance liquid chromatography-quadrupole time-of-flight mass spectrometry coupled to advanced data mining and chemometric tools for discrimination and classification of red wines according to their variety
    Lukas Vaclavik
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 5, 16628 Prague 6, Czech Republic
    Anal Chim Acta 685:45-51. 2011
    ..Additional information was obtained by correlating the fragments obtained by MS/MS accurate mass spectra using the QTOF with collision induced dissociation (CID) of precursor ions...
  48. doi request reprint Rapid monitoring of heat-accelerated reactions in vegetable oils using direct analysis in real time ionization coupled with high resolution mass spectrometry
    Lukas Vaclavik
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Analysis and Nutrition, Technicka 5, 166 28 Prague 6, Czech Republic
    Food Chem 138:2312-20. 2013
    ....
  49. doi request reprint Direct analysis in real time high-resolution mass spectrometry for high-throughput analysis of antiparasitic veterinary drugs in feed and food
    Anna Martínez-Villalba
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Nutrition, Technicka 5, 16628, Prague 6, Czech Republic
    Rapid Commun Mass Spectrom 27:467-75. 2013
    ..In this study, the feasibility of DART ionization coupled to a high-resolution mass spectrometer utilizing an orbitrap mass analyzer (orbitrap MS) for high-throughput analysis of antiparasitic veterinary drugs was explored...
  50. doi request reprint Direct analysis of dithiocarbamate fungicides in fruit by ambient mass spectrometry
    Tomas Cajka
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology Prague, Prague, Czech Republic
    Food Addit Contam Part A Chem Anal Control Expo Risk Assess 28:1372-82. 2011
    ..In all cases, this was sufficiently low to test samples against EU-MRLs for a number of fruit crops. Using an internal standard, (semi)quantitative results could be obtained...
  51. ncbi request reprint Control of Strobilurin Fungicides in Wheat Using Direct Analysis in Real Time Accurate Time-of-Flight and Desorption Electrospray Ionization Linear Ion Trap Mass Spectrometry
    Jakub Schurek
    Department of Food Chemistry and Analysis, Institute of Chemical Technology Prague, Technicka 5, 6 Prague 16628, Czech Republic, RIKILT Institute of Food Safety, P O Box 230, 6700 AE Wageningen, The Netherlands, Central Science Laboratory, Sand Hutton, York, U K YO41 1LZ, and Wageningen University, Laboratory of Organic Chemistry, Dreijenplein 8, 6703 HB Wageningen, The Netherlands
    Anal Chem 80:9567-75. 2008
    ..Tandem mass spectrometry using DESI-LIT MS(n) provided a sufficient number of product ions for confirmation of the identity of azoxystrobin and pyraclostrobin in incurred wheat samples...
  52. doi request reprint Recognition of beer brand based on multivariate analysis of volatile fingerprint
    Tomas Cajka
    Institute of Chemical Technology, Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 16628 Prague 6, Czech Republic
    J Chromatogr A 1217:4195-203. 2010
    ....
  53. doi request reprint Absorption and translocation of polybrominated diphenyl ethers (PBDEs) by plants from contaminated sewage sludge
    Jana Vrkoslavová
    Institute of Chemical Technology Prague, Department of Biochemistry and Microbiology, Technicka 3, Prague, Czech Republic
    Chemosphere 81:381-6. 2010
    ..Our results suggest that absorption, accumulation and translocation of PBDEs by plants and their transfer to the food chain could represent another possible risk for human exposure...
  54. doi request reprint Deoxynivalenol and its conjugates in beer: a critical assessment of data obtained by enzyme-linked immunosorbent assay and liquid chromatography coupled to tandem mass spectrometry
    Milena Zachariasova
    Institute of Chemical Technology, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 3, 166 28 Prague 6, Czech Republic
    Anal Chim Acta 625:77-86. 2008
    ..Most of cross-reacting co-extracts were removed by MycoSep# 226 cartridge, what leads us to the hypothesis on the presence of currently unknown cross-reactive species...
  55. doi request reprint Halogenated persistent organic pollutants and polycyclic aromatic hydrocarbons in food
    Tomas Cajka
    Department of Food Chemistry and Analysis, Faculty of Food and Biochemical Technology, Institute of Chemical Technology, Prague, Czech Republic
    Methods Mol Biol 747:373-410. 2011
    ....
  56. doi request reprint Analysis of isoflavones in soybeans employing direct analysis in real-time ionization-high-resolution mass spectrometry
    Jaromir Lojza
    Institute of Chemical Technology, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Prague, Czech Republic
    J Sep Sci 35:476-81. 2012
    ..5, 1, and 0.05 g/kg, for daidzein, genistein, and glycitein, respectively. The limits of detection estimated for the respective analytes were 5 mg/kg...
  57. doi request reprint Rapid determination of melamine and cyanuric acid in milk powder using direct analysis in real time-time-of-flight mass spectrometry
    Lukas Vaclavik
    Institute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Food Chemistry and Analysis, Technicka 5, 16628 Prague 6, Czech Republic
    J Chromatogr A 1217:4204-11. 2010
    ..In the final phase of study, the possibility of minimizing spectral interference, thus improving method performance characteristics through the use of ultrahigh resolving power offered by Orbitrap based mass analyzer is demonstrated...
  58. doi request reprint Mass spectrometry-based metabolomic fingerprinting for screening cold tolerance in Arabidopsis thaliana accessions
    Lukas Vaclavik
    Institute of Chemical Technology, Prague, Department of Food Analysis and Nutrition, Prague, Czech Republic
    Anal Bioanal Chem 405:2671-83. 2013
    ....
  59. ncbi request reprint Headspace solid-phase microextraction of phthalic acid esters from vegetable oil employing solvent based matrix modification
    Katerina Holadová
    Institute of Chemical Technology, Department of Food Chemistry and Analysis, Technicka 3, Prague 6, 166 28, Czech Republic
    Anal Chim Acta 582:24-33. 2007
    ..5-2 mg kg(-1) and repeatability expressed as R.S.D. between 14 and 23% at the spiking level of 2 mg kg(-1)...
  60. ncbi request reprint Determination of nitrated polycyclic aromatic hydrocarbons and their precursors in biotic matrices
    Bohuslav Dusek
    Department of Food Chemistry and Analysis, Institute of Chemical Technology, Technica 3, 166 28 Prague 6, Czech Republic
    J Chromatogr A 982:127-43. 2002
    ..Examination of real-life samples of various foodstuffs (complete human diet, mate tea, pumpkin seed oil, parsley, sausages) was performed in this study...