A Covaci

Summary

Affiliation: University of Antwerp
Country: Belgium

Publications

  1. doi Organohalogenated contaminants in eggs of rockhopper penguins (Eudyptes chrysocome) and imperial shags (Phalacrocorax atriceps) from the Falkland Islands
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, Wilrijk, Belgium
    Sci Total Environ 409:2838-44. 2011
  2. ncbi Within- and among-clutch variation of organohalogenated contaminants in eggs of great tits (Parus major)
    E Van den Steen
    Department of Biology, University of Antwerp, Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 144:355-9. 2006
  3. ncbi Experimental evaluation of the usefulness of feathers as a non-destructive biomonitor for polychlorinated biphenyls (PCBs) using silastic implants as a novel method of exposure
    E Van den Steen
    Department of Biology, University of Antwerp Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 33:257-64. 2007
  4. ncbi Variation, levels and profiles of organochlorines and brominated flame retardants in great tit (Parus major) eggs from different types of sampling locations in Flanders (Belgium)
    Evi Van den Steen
    Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 34:155-61. 2008
  5. doi Maternal transfer of organochlorines and brominated flame retardants in blue tits (Cyanistes caeruleus)
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 35:69-75. 2009
  6. doi Endocrine disrupting, haematological and biochemical effects of polybrominated diphenyl ethers in a terrestrial songbird, the European starling (Sturnus vulgaris)
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Sci Total Environ 408:6142-7. 2010
  7. doi Brominated flame retardants and organochlorines in the European environment using great tit eggs as a biomonitoring tool
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 35:310-7. 2009
  8. doi An exposure study with polybrominated diphenyl ethers (PBDEs) in female European starlings (Sturnus vulgaris): toxicokinetics and reproductive effects
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 157:430-6. 2009
  9. doi Effects of laying order and experimentally increased egg production on organic pollutants in eggs of a terrestrial songbird species, the great tit (Parus major)
    Evi Van den Steen
    Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Sci Total Environ 407:4764-70. 2009
  10. doi The use of blue tit eggs as a biomonitoring tool for organohalogenated pollutants in the European environment
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, Wilrijk, Belgium
    Sci Total Environ 408:1451-7. 2010

Collaborators

Detail Information

Publications42

  1. doi Organohalogenated contaminants in eggs of rockhopper penguins (Eudyptes chrysocome) and imperial shags (Phalacrocorax atriceps) from the Falkland Islands
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, Wilrijk, Belgium
    Sci Total Environ 409:2838-44. 2011
    ..Although our results showed that OHCs have also reached the Falkland Islands, concentrations were relatively low compared to other studies. However, future monitoring may be warranted to assess temporal trends of different OHCs...
  2. ncbi Within- and among-clutch variation of organohalogenated contaminants in eggs of great tits (Parus major)
    E Van den Steen
    Department of Biology, University of Antwerp, Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 144:355-9. 2006
    ..Our results show that random egg samples of great tits are suitable as a biomonitoring tool for contamination with persistent organohalogenated pollutants in terrestrial environments...
  3. ncbi Experimental evaluation of the usefulness of feathers as a non-destructive biomonitor for polychlorinated biphenyls (PCBs) using silastic implants as a novel method of exposure
    E Van den Steen
    Department of Biology, University of Antwerp Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 33:257-64. 2007
    ..PCB 153 concentrations in the newly grown feathers differed among the treatment groups. To our knowledge, our results provide the first experimental evidence that feathers are useful as a non-destructive biomonitoring tool for PCBs...
  4. ncbi Variation, levels and profiles of organochlorines and brominated flame retardants in great tit (Parus major) eggs from different types of sampling locations in Flanders (Belgium)
    Evi Van den Steen
    Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 34:155-61. 2008
    ..In conclusion, our results showed that the characteristics of a sampling location influence both the levels and profiles of PCBs, OCPs and PBDEs...
  5. doi Maternal transfer of organochlorines and brominated flame retardants in blue tits (Cyanistes caeruleus)
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 35:69-75. 2009
    ..Maternal transfer in blue tits seemed to be selective for the more bioaccumulative and persistent congeners/compounds...
  6. doi Endocrine disrupting, haematological and biochemical effects of polybrominated diphenyl ethers in a terrestrial songbird, the European starling (Sturnus vulgaris)
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Sci Total Environ 408:6142-7. 2010
    ..All together, our results suggest that European starlings, similar to other passerine species, may be less sensitive to the effects of organohalogenated pollutants, such as PBDEs, than other bird species...
  7. doi Brominated flame retardants and organochlorines in the European environment using great tit eggs as a biomonitoring tool
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 35:310-7. 2009
    ..To our knowledge, this is the first study in which bird eggs were used as a monitoring tool for OHPs on such a large geographical scale...
  8. doi An exposure study with polybrominated diphenyl ethers (PBDEs) in female European starlings (Sturnus vulgaris): toxicokinetics and reproductive effects
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 157:430-6. 2009
    ..In addition, egg weight and volume were significantly higher in the exposed group. These results suggest that, at the investigated exposure levels (150 microg sum PBDEs/bird), PBDEs may have a negative effect on reproductive performance...
  9. doi Effects of laying order and experimentally increased egg production on organic pollutants in eggs of a terrestrial songbird species, the great tit (Parus major)
    Evi Van den Steen
    Department of Biology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Sci Total Environ 407:4764-70. 2009
    ..To our knowledge, this is the first study in which the impact of an experimentally increased clutch size on the levels and profiles of contaminants in eggs has been investigated...
  10. doi The use of blue tit eggs as a biomonitoring tool for organohalogenated pollutants in the European environment
    Evi Van den Steen
    Laboratory of Ethology, Department of Biology, University of Antwerp, Universiteitsplein 1, Wilrijk, Belgium
    Sci Total Environ 408:1451-7. 2010
    ..In conclusion, our results suggest the usefulness of eggs from passerine birds as a biomonitoring tool for OHPs on a large geographical scale...
  11. ncbi Accumulation, tissue-specific distribution and debromination of decabromodiphenyl ether (BDE 209) in European starlings (Sturnus vulgaris)
    E Van den Steen
    Department of Biology, University of Antwerp Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 148:648-53. 2007
    ..To our knowledge, these results are the first indications for the debromination of BDE 209 in birds...
  12. ncbi Brominated flame retardants and organochlorine pollutants in aquatic and terrestrial predatory birds of Belgium: levels, patterns, tissue distribution and condition factors
    V L B Jaspers
    Department of Biology, University of Antwerp, Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Pollut 139:340-52. 2006
    ..BDE 183 and BDE 209 were only measured in the terrestrial birds. These results indicate that terrestrial birds may be more exposed to higher brominated BDE congeners than aquatic species...
  13. ncbi Evaluation of the usefulness of bird feathers as a non-destructive biomonitoring tool for organic pollutants: a comparative and meta-analytical approach
    V L B Jaspers
    Department of Biology, University of Antwerp, Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 33:328-37. 2007
    ..Various confounding factors (such as habitat, condition, age, sex) may have masked a relationship between delta15N values and organic pollutant levels in the birds under study...
  14. ncbi Great tit (Parus major) nestlings as biomonitors of organochlorine pollution
    T Dauwe
    Department of Biology, Laboratory of Ethology, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Arch Environ Contam Toxicol 44:89-96. 2003
    ..Our study illustrates that insectivorous passerines with a limited home range, such as the great tit, are suitable biomonitors for terrestrial organochlorine contamination...
  15. ncbi Polybrominated diphenyl ethers, polychlorinated biphenyls and organochlorine pesticides in sediment cores from the Western Scheldt river (Belgium): analytical aspects and depth profiles
    A Covaci
    Toxicological Centre, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 31:367-75. 2005
    ..This suggests an increasing trend in the concentrations of PBDEs in the Belgian environment...
  16. ncbi Assessment of organochlorine pesticide residues in West African city farms: Banjul and Dakar case study
    P Manirakiza
    Toxicological Center, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Arch Environ Contam Toxicol 44:171-9. 2003
    ....
  17. ncbi Selected persistent organochlorine pollutants in Romania
    A Covaci
    Toxicological Center, University of Antwerp, Wilrijk, Belgium
    Sci Total Environ 280:143-52. 2001
    ..HCB and PCBs were higher in Antwerp cohort. Romanian samples showed a higher ratio DDT/sigmaDDTs, but similar ratios PCB 153/sigmaPCBs...
  18. ncbi Determination of organohalogenated contaminants in liver of harbour porpoises (Phocoena phocoena) stranded on the Belgian North Sea coast
    A Covaci
    Toxicological Center, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Mar Pollut Bull 44:1157-65. 2002
  19. ncbi Accumulation and tissue distribution of selected polychlorinated biphenyl congeners in chickens
    J Maervoet
    Toxicological Center, University of Antwerp, B 2610 Wilrijk, Belgium
    Chemosphere 57:61-6. 2004
    ....
  20. ncbi Persistent chlorinated pesticides in fish and cattle fat and their implications for human serum concentrations from the Sene-Gambian region
    P Manirakiza
    Toxicological Centre, University of Antwerp, Universiteitsplein, 1, 2610 Wilrjik, Belgium
    J Environ Monit 4:609-17. 2002
    ..The current use of HCH mixtures was suggested to explain the unusually high alpha-HCH concentration. The distribution pattern of these OCPs in humans was also discussed and compared with that in other studies...
  21. ncbi Is external contamination with organic pollutants important for concentrations measured in bird feathers?
    V L B Jaspers
    Department of Biology, University of Antwerp, Campus Drie Eiken, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Environ Int 33:766-72. 2007
    ..The lack of significant external contamination onto the feather surface is an additional asset for the use of feathers as a non-destructive biomonitor for organic pollutants...
  22. ncbi Persistent chlorinated pesticides and polychlorinated biphenyls in selected fish species from Lake Tanganyika, Burundi, Africa
    P Manirakiza
    Toxicological Center, University of Antwerp, Wilrijk, Belgium
    Environ Pollut 117:447-55. 2002
    ..7 +/- 37.4 ng/g fat for the sum of 12 congeners) were found in Oreochromis niloticus. However, there is no evidence that Lake Tanganyika is more contaminated with pesticides than other African water bodies...
  23. ncbi Relationship between age and levels of organochlorine contaminants in human serum of a belgian population
    S Voorspoels
    Toxicological Center, University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium
    Bull Environ Contam Toxicol 69:22-9. 2002
  24. doi Persistent organic pollutants and methoxylated polybrominated diphenyl ethers in different tissues of white-tailed eagles (Haliaeetus albicilla) from West Greenland
    V L B Jaspers
    University of Antwerp, Universiteitsplein 1, 2610 Wilrijk Antwerp, Belgium
    Environ Pollut 175:137-46. 2013
    ..Remarkably, we found distinct correlations (0.62 ≤ r ≤ 0.98; <0.0001 ≤ p ≤ 0.17) between levels of MeO-PBDEs and PBDEs, suggesting similar bioaccumulation pathways of PBDEs and MeO-PBDEs in white-tailed eagles...
  25. pmc Surprising findings following a Belgian food contamination with polychlorobiphenyls and dioxins
    P J Schepens
    Toxicological Center and Department of Medicine and Medical Biochemistry, University of Antwerp, Wilrijk, Belgium
    Environ Health Perspect 109:101-3. 2001
    ..This is the first paper describing background concentrations of PCBs in animal meat from Belgium...
  26. ncbi Simplified method for determination of organochlorine pollutants in human serum by solid-phase disk extraction and gas chromatography
    A Covaci
    Toxicological Center, Antwerp University, Wilrijk, Belgium
    Chemosphere 43:439-47. 2001
    ..The method was validated through successful participation to several interlaboratory tests and by analysis of human serum with different organochlorine loading...
  27. doi Assessment of human exposure to indoor organic contaminants via dust ingestion in Pakistan
    N Ali
    Toxicological Centre, University of Antwerp, Universiteitsplein 1, Wilrijk, Belgium
    Indoor Air 22:200-11. 2012
    ..39, 0.45, 0.69, 0.01, and 15.2 ng/kg bw/day for ∑PBDEs, ∑NBFRs, ∑OCPs, ∑PCBs, and ∑OPFRs, respectively. To the authors' knowledge, this is the first study to document the presence of indoor OCs in Pakistani dust...
  28. ncbi Distribution of PCBs and organochlorine pesticides in umbilical cord and maternal serum
    A Covaci
    Toxicological Centre, University of Antwerp, Wilrijk, Belgium
    Sci Total Environ 298:45-53. 2002
    ..74 and 0.92, P<0.05). We conclude that all investigated organochlorine compounds have an efficient transplacental transfer...
  29. ncbi A case of aldicarb poisoning: a possible murder attempt
    A Covaci
    Toxicological Centre, University of Antwerp, Wilrijk, Belgium
    J Anal Toxicol 23:290-3. 1999
    ..They left the hospital after 12 days. To our knowledge, the serum concentrations of aldicarb reported in this paper are the highest reported for a nonfatal case...
  30. ncbi Polychlorinated biphenyls and organochlorine pesticides are eliminated from therapeutic Factor VIII and immunoglobulin concentrates and reduced in albumin by plasma fractionation
    A Covaci
    Toxicological Center, University of Antwerp, Wilrijk, Belgium Central Fractionation Department, Red Cross, Brussels, Belgium
    Vox Sang 83:23-8. 2002
    ..Their distribution was examined in the starting plasma pools for fractionation, Cohn plasma fractions and therapeutic concentrates...
  31. ncbi Persistent organochlorine pollutants in soils from belgium, Italy, Greece, and Romania
    A Covaci
    Toxicological Center, University of Antwerp, Universiteitsplein, 1, 2610 Wilrijk, Belgium
    Bull Environ Contam Toxicol 68:97-103. 2002
  32. ncbi Improved sample preparation method for selected persistent organochlorine pollutants in human serum using solid-phase disk extraction with gas chromatographic analysis
    A Pauwels
    University of Antwerp UIA, Toxicological Center Pharmaceutical Sciences, Wilrijk, Belgium
    J Chromatogr B Biomed Sci Appl 723:117-25. 1999
    ..Recoveries ranged from 48 to 140% for organochlorine pesticides (6.25, 12.5 and 25 ng/ml) and 71 to 126% for polychlorinated biphenyls (0.625, 1.25 and 2.5 ng/ml)...
  33. doi Environmental pollutants and type 2 diabetes: a review of mechanisms that can disrupt beta cell function
    T L M Hectors
    Department of Biology, Laboratory of Ecophysiology, Biochemistry and Toxicology, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium
    Diabetologia 54:1273-90. 2011
    ..This supports the need to develop a solid and structured platform to fully explore the diabetes-inducing potential of pollutants...
  34. ncbi Mass spectrometric detection in narrow-bore (0.10 mm i.d.) capillary chromatography fast, sensitive and selective analysis of polychlorinated biphenyls
    A Covaci
    Department of Pharmaceutical Sciences, Toxicological Center, University of Antwerp, Wilrijk, Belgium
    J Chromatogr A 923:287-93. 2001
    ..4 pg microl(-1) for standard solutions and 0.2 ng g(-1) fat for milk extracts. By using cold splitless injection, relatively high volumes (1 microl) for narrow-bore capillaries could be injected without any peak distortion...
  35. doi Endocrine disruptors and female fertility: focus on (bovine) ovarian follicular physiology
    E M L Petro
    Gamete Research Center, Laboratory for Veterinary Physiology and Biochemistry, Department of Veterinary Sciences, University of Antwerp, Wilrijk, Belgium
    Theriogenology 78:1887-900. 2012
    ..In this review, we explore how EDCs can interfere with the well-balanced conditions in the ovarian follicle. In addition, we highlight the bovine ovarian follicle as an alternative in vitro model for EDC and broader toxicology research...
  36. pmc The Belgian PCB and dioxin incident of January-June 1999: exposure data and potential impact on health
    N Van Larebeke
    Department of Radiotherapy, Nuclear Medicine and Experimental Cancerology, Ghent University, Ghent, Belgium
    Environ Health Perspect 109:265-73. 2001
    ....
  37. doi Status of pollution in mangrove ecosystems along the coast of Tanzania
    G Kruitwagen
    Radboud University Nijmegen, Department of Animal Ecology and Ecophysiology, Toernooiveld 1, 6525 ED Nijmegen, The Netherlands
    Mar Pollut Bull 56:1022-31. 2008
  38. doi Internal exposure to pollutants measured in blood and urine of Flemish adolescents in function of area of residence
    C Schroijen
    Vrije Universiteit Brussel, Analytical and Environmental Chemistry ANCH, Pleinlaan 2, 1050 Brussels, Belgium
    Chemosphere 71:1317-25. 2008
    ..Subjects from separate areas around waste incinerators showed significant differences in body load of various environmental contaminants...
  39. ncbi Persistent organochlorine pollutants in human serum of 50-65 years old women in the Flanders Environmental and Health Study (FLEHS). Part 1: Concentrations and regional differences
    G Koppen
    Flemish Institute of Technological Research VITO, Center of Expertise in Environmental Toxicology and Environmental Measurements, Mol, Belgium
    Chemosphere 48:811-25. 2002
    ..However, because of statistical power loss and no possibility of confounder adjustment, pooling is not the most effective way to study regional differences...
  40. pmc Food contamination with polychlorinated biphenyls and dioxins in Belgium. Effects on the body burden
    N Van Larebeke
    Department of Radiotherapy, Nuclear Medicine and Experimental Cancerology, Ghent University, Belgium
    J Epidemiol Community Health 56:828-30. 2002
    ..The paper also compares the current concentrations in food with the recent standards launched by the EU for dioxins in food, and discusses whether these values adequately protect European citizens...
  41. ncbi Comprehensive two-dimensional gas chromatography of polybrominated diphenyl ethers
    P Korytár
    Netherlands Institute for Fisheries Research, IJmuiden
    J Chromatogr A 1100:200-7. 2005
    ..Three nona-BDEs were shown to be the major decomposition products of BDE 209...
  42. ncbi Comparison of CALUX-TEQ values with PCB and PCDD/F measurements in human serum of the Flanders Environmental and Health Study (FLEHS)
    G Koppen
    Flemish Institute of Technological Research (VITO, Center of Expertise in Environmental Toxicology and Environmental Measurements, Boeretang 200, B-2400, Mol, Belgium
    Toxicol Lett 123:59-67. 2001
    ..It was concluded that the CALUX can be an alternative screening tool for biomonitoring purposes, especially when the objective is to compare different groups of people (e.g. living in different regions)...