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008 170325s2016 ua o f m 000 0 eng d
040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aM.Sc
099 _aCai01.10.03.M.Sc.2016.No.U
100 0 _aNourhan Abdelkawy Mahmoud Abdelkawy Nossair
245 1 0 _aUpdating of salmonellosis in chicken in some governorates in Egypt /
_cNourhan Abdelkawy Mahmoud Abdelkawy Nossair ; Supervised Ahmed Abdelhameed Bassioni , Anwaar Metwaly Elnabarawy , Wafaa Mohammed Mohamed Hassan
246 1 5 _aالوضع الحالى للاصابة بمرض السالمونيلا فى الدجاج فى بعض محافظات مصر
260 _aCairo :
_bNourhan Abdelkawy Mahmoud Abdelkawy Nossair ,
_c2016
300 _a125 P. :
_bphotographs ;
_c25cm
502 _aThesis (M.Sc.) - Cairo University - Faculty of Veterinary Medicine - Department of Animal Diseases
520 _aIn this study a total number of 655 samples were obtained from 117 different farms (breeder, layer, baby chicks and hatcheries) located in Giza, Qaliobya and Dakahlia Governorates from 2013 to 2015, the samples were collected under complete aseptic condition. The samples obtained from chickens suspected to be died due to avian salmonellosis. Incidence of salmonella spp. was 2.13% (14/655). Serotyping of isolated salmonellae were S.typhimurium, S.enteritidis, S.hindmarsh, S.amersfoort, S.cremieuz, S.newport, S.heistopdenberg, and S.agona. Ten of the isolated salmonella serovars were screened for different virulence genes (invA, pefA, mgtC, avrA, spvC, sopB and stn) by PCR. invA gene was detected in all isolates except one isolate in a percentage of 90%, avrA, stn genes were detected in eight isolates in a percentage of 80%, mgtC, sopB genes were detected in six isolates in a percentage of 60%, and spvC, pefA genes were not detected in any isolates in a percentage of 0%. There is variation in virulence gene profiles between strains belonging to an individual serovar. Ten of the isolated salmonella serovars were tested for antibiotic sensitivity, the tested strains were found to be 100% resistant to tetracycline, sulphamethoxazole and ampicillin, also were 90%, 80%, 70% resistant to doxycycline, amoxicillin, and ceftazidine respectively. Also 40%, 50% of isolated serovars were found to be sensitive to chloramphenicole and enrofloxacin respectively
530 _aIssued also as CD
653 4 _aIncidence
653 4 _aSalmonella
653 4 _aVirulence genes
700 0 _aAhmed Abdelhameed Bassioni ,
_eSupervisor
700 0 _aAnwaar Metwaly Elnabarawy ,
_eSupervisor
700 0 _aWafaa Mohammed Mohamed Hassan ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aNazla
_eRevisor
905 _aSamia
_eCataloger
942 _2ddc
_cTH
999 _c60402
_d60402