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Tuyển tập các báo cáo nghiên cứu về bệnh học thý y được đăng trên tạp chí Acta Veterinaria Scandinavica cung cấp cho các bạn kiến thức về bệnh thú y đề tài: Resistance to penicillin of Staphylococcus aureus isolates from cows with high somatic cell counts in organic and conventional dairy herds in Denmark. | Acta Veterinaria Scandinavica BioMed Central Open Access Resistance to penicillin of Staphylococcus aureus isolates from cows with high somatic cell counts in organic and conventional dairy herds in Denmark Torben W Bennedsgaard 1 Stig M Thamsborg2 Frank M Aarestrup3 Carsten Enevoldsen4 Mette Vaarst1 and Anna B Christoffersen3 Address Department of Animal Health Welfare and Nutrition Danish Institute for Agricultural Sciences 8830 Tjele Denmark 2Department of Veterinary Pathobiology The Royal Veterinary and Agricultural University 1870 Frederiksberg C Denmark 3Danish Institute for Food and Veterinary Research 1790 Copenhagen V Denmark and 4Department of Large Animal Sciences The Royal Veterinary and Agricultural University 1870 Frederiksberg C Denmark Email Torben W Bennedsgaard - torbenw.bennedsgaard@agrsci.dk Stig M Thamsborg - smt@kvl.dk Frank M Aarestrup - faa@dfvf.dk Carsten Enevoldsen - ce@kvl.dk Mette Vaarst - mette.vaarst@agrsci.dk Anna B Christoffersen - abc@dfvf.dk Corresponding author Published 24 November 2006 Received 16 November 2006 Accepted 24 November 2006 Acta Veterinaria Scandinavian 2006 48 24 doi l0.ll86 l75l-0l47-48-24 This article is available from http www.actavetscand.com content 48 1 24 2006 Bennedsgaard et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Quarter milk samples from cows with high risk of intramammary infection were examined to determine the prevalence of Staphylococcus aureus SA and penicillin resistant SA SAr in conventional and organic dairy herds and herds converting to organic farming in a combined longitudinal and cross-sectional study. Methods 20 .
