@article { author = {Seifory, Parvane and Sasani, Farhang and Najafi, Jamal}, title = {HISTHOPATHOLOGICAL STUDY OF BRAINS IN ABORTED FETUSES OF SHEEP, GOAT AND CATTLE AND THEIR POSSIBLE ETIOLOGIES}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {177-181}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {The histopathological findings include as following: Gliosis (52%), Neuronal necrosis (37%), Perivascular cuffing (5.4%), hyperemia and hemorrhage in cerebral tissues (32.9%), hyperemia and hemorrhage in meninge(19.2%), prevascullar and preneuronal edema (52%), Meningial edema (16.4%), Vacuole in neurons (2.7%), Vacuoleinneuropil( 8.2% ),protozoal cyct(5.4%). Frequency of fetal brain lesions consists of: meningitis (9.6%), encephalitis (50.7%), (non suppurative encephalitis 38.3%, suppurative encephalitis 12.3%), meningoencephalitis (8.2%), Encephalomalacia (1.4%), congenital anomalies (6.8% )(hydrocephaly andhydranencephaly). Non purulent encephalitis was the most common lesion in fetal brains that could be caused by viral and protozoal agents. 71 % of non-supporative encephalitis consisted of multifocal necrotic encephalitis which are mostly caused by protozoa. The etiology of abortion should be considered in future studies.}, keywords = {abortion,cattle.,Goat,Histopathology,sheep}, title_fa = {یافته های هیستوپاتولوژیک در مغز جنین های سقط شده و ارتباط احتمالی آنها با عوامل ایجاد کننده سقط جنین در گوسفند، بز و گاو}, abstract_fa = {The histopathological findings include as following: Gliosis (52%), Neuronal necrosis (37%), Perivascular cuffing (5.4%), hyperemia and hemorrhage in cerebral tissues (32.9%), hyperemia and hemorrhage in meninge(19.2%), prevascullar and preneuronal edema (52%), Meningial edema (16.4%), Vacuole in neurons (2.7%), Vacuoleinneuropil( 8.2% ),protozoal cyct(5.4%). Frequency of fetal brain lesions consists of: meningitis (9.6%), encephalitis (50.7%), (non suppurative encephalitis 38.3%, suppurative encephalitis 12.3%), meningoencephalitis (8.2%), Encephalomalacia (1.4%), congenital anomalies (6.8% )(hydrocephaly andhydranencephaly). Non purulent encephalitis was the most common lesion in fetal brains that could be caused by viral and protozoal agents. 71 % of non-supporative encephalitis consisted of multifocal necrotic encephalitis which are mostly caused by protozoa. The etiology of abortion should be considered in future studies.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23715.html}, eprint = {https://jvr.ut.ac.ir/article_23715_1d4eadcd03aba5a3b10022fed88fbde3.pdf} } @article { author = {Oskoeizadeh, Katayon and Zahraei Salehi, Taghi and Aldavood, Seyyed Javid and Majlesi, Babak and Ghaffari, Hadi and Ashrafi Tamami, Iraj and Aliyari, Ali}, title = {STUDY IN PREVALENCE OF BARTONELLA HENSELAE INFECTION IN DOMESTIC CATS FROM TEHRAN}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {183-189}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {In present study the zoonotic role of cat in Bartonella henselae transmission have determined. It has done on 100 cats in 2 groups: indoor and outdoor and in 2 age's subgroups. Bartonella henselae was not isolated from blood culture of cats. 23 cats from 100 cats (23%) had antibodies against B. henselae. In this study there were no significant differences statistically in seroprevalence between cats and their owners (p}, keywords = {Bartonella henselae,Cat,cat scratch disease,indirect immunofluorescente antibody}, title_fa = {بررسی میزان آلودگی به بارتونلا هنسله در گربه های اهلی تهران}, abstract_fa = {In present study the zoonotic role of cat in Bartonella henselae transmission have determined. It has done on 100 cats in 2 groups: indoor and outdoor and in 2 age's subgroups. Bartonella henselae was not isolated from blood culture of cats. 23 cats from 100 cats (23%) had antibodies against B. henselae. In this study there were no significant differences statistically in seroprevalence between cats and their owners (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23716.html}, eprint = {https://jvr.ut.ac.ir/article_23716_ef2f60669ac1b3644075f1048e6644ff.pdf} } @article { author = {Yeghanehparast, Mohammad and Reza Yazdi, Kamran and Torabi Ghodarzi, Majid and Khojastehkey, Mahdi and Talebian Masoudi, Alireza}, title = {SURVEY OF BLOOD SELENIUM DEPENDENT GLUTATHIONE PEROXIDASE ACTIVITY IN GRAZING EWES}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {191-194}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {This study was conducted to determining the GPX, Hemoglobin concentration (Hb) and hematocrite percentage (Hct) in blood samples of young ewes were gathered at different places of Zagheh Salman pastures in Qom province. 15 blood samples were gathered through 8 flocks during autumn, winter and spring seasons randomly. At first the measures of GPX, Hb and Hct were determined and then GPX concentration in the basis of unit per gram of hemoglobin and unit per milliliter of hematocrite were calculated. Data were analyzed using SPSS software. Results showed that the ratios of GPX to hemoglobin concentration (GPXlHb) and hematocrite percentage (GPX/Hct) were higher than their marginal levels significantly. There were significant differences between three seasons for hematocrite percentage and the ratios of GPX to hemoglobin (GPXlHb) and hematocrite (GPXlHct).The mean of hematocpte percentage had a maximum level in spring and minimum in winter. The ratios of GPX to hemoglobin and hematocrite had a maximum level in autumn and minimum in spring. The results of this research indicate that, despite of differences between flock and seasons all of flock had higher amounts of mentioned blood factors than their marginal levels and they had no deficiency aspects for these blood factors.}, keywords = {glutathion peroxidase,Hematocrite,hemoglobin,sheep.}, title_fa = {بررسی فعالیت آنزیم گلوتاتیون پراکسیداز وابسته به سلنیوم درخون میش های چرا رونده}, abstract_fa = {This study was conducted to determining the GPX, Hemoglobin concentration (Hb) and hematocrite percentage (Hct) in blood samples of young ewes were gathered at different places of Zagheh Salman pastures in Qom province. 15 blood samples were gathered through 8 flocks during autumn, winter and spring seasons randomly. At first the measures of GPX, Hb and Hct were determined and then GPX concentration in the basis of unit per gram of hemoglobin and unit per milliliter of hematocrite were calculated. Data were analyzed using SPSS software. Results showed that the ratios of GPX to hemoglobin concentration (GPXlHb) and hematocrite percentage (GPX/Hct) were higher than their marginal levels significantly. There were significant differences between three seasons for hematocrite percentage and the ratios of GPX to hemoglobin (GPXlHb) and hematocrite (GPXlHct).The mean of hematocpte percentage had a maximum level in spring and minimum in winter. The ratios of GPX to hemoglobin and hematocrite had a maximum level in autumn and minimum in spring. The results of this research indicate that, despite of differences between flock and seasons all of flock had higher amounts of mentioned blood factors than their marginal levels and they had no deficiency aspects for these blood factors.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23717.html}, eprint = {https://jvr.ut.ac.ir/article_23717_26ada258cc26445cde72a6a0ec688cd8.pdf} } @article { author = {Rahbari, Sadegh and Nabian, Sedigheh and Shayan, Parviz and Sadaghian, Mohammad}, title = {A STUDY OF RHIPICEPHALUS SPECIES IN IRAN}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {195-198}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {This study was conducted during 3 years period (2002-2004). Tick sampling was carried out randomly from domestic animals during seasonal activity of ticks from different parts of Iran. 2170 ticks from 151 cattle, 629 sheep, 336 goats and 33 camels were collected. The occurance of tick infestation in cattle, sheep, goats and camels was 60%, 71.4%, 53% and 46 % respectively. Sampled ticks of Rhipicephalus species have been identified as; Rhipiephalus sanguineus (37.9%) Rhipiephalus bursa (49.8%) and Rhipicephalus turanicus (12.23%). All three species adopted in ecological zone II but Rhipicephalus sanguineus was the main tick species found in four zones ofIran. The comprative tick yield obtained from animals showed that Rhipicephalus bursa was the most aboundant in zone II but Rhipicephalus sanguineus was the rarest species in zone IV. The results described here suggest that livestock had almost different pattern of tick species in any localities of Iran.}, keywords = {Iran.,Rhipicephalus sanguineus,Rhipicephalus turanicus,Rhipiephalus bursa}, title_fa = {شناسایی گونه های مختلف ری پی سفالوس در برخی از مناطق ایران}, abstract_fa = {This study was conducted during 3 years period (2002-2004). Tick sampling was carried out randomly from domestic animals during seasonal activity of ticks from different parts of Iran. 2170 ticks from 151 cattle, 629 sheep, 336 goats and 33 camels were collected. The occurance of tick infestation in cattle, sheep, goats and camels was 60%, 71.4%, 53% and 46 % respectively. Sampled ticks of Rhipicephalus species have been identified as; Rhipiephalus sanguineus (37.9%) Rhipiephalus bursa (49.8%) and Rhipicephalus turanicus (12.23%). All three species adopted in ecological zone II but Rhipicephalus sanguineus was the main tick species found in four zones ofIran. The comprative tick yield obtained from animals showed that Rhipicephalus bursa was the most aboundant in zone II but Rhipicephalus sanguineus was the rarest species in zone IV. The results described here suggest that livestock had almost different pattern of tick species in any localities of Iran.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23718.html}, eprint = {https://jvr.ut.ac.ir/article_23718_7d5c35ef2e946fb286c5838f0593dcf7.pdf} } @article { author = {Iranmanesh, Fakhri and Nabian, Sedigheh and Khosravi, Alireza and Zahraie Salehi, Taghi and Moradi, Mostafa}, title = {STUDY OF MORTALITY AGENTS OF SILK WORMS IN DOUGH ABAD}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {199-202}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {For investination of causes of silkworm mortality, the sick larva specimens in different levels of growth examined for parasite, viral,fungal and bacterial diseases. The samples included some dead larva and bed materials contained eggs, leaves and stool which were examined ordinary diagnostic methods. The complementary tests were also used for all cases. In wet smear prepared from intestine wall, a kind of protozoa spore of Microsporidia phylum was observed that was not the agent of pebrin disease, and some budding cells (yeasts) were seen as well, which identified as Saccharomyces cerevisiae. There were many polyhedra forms in smears of hemolynph that were stained with methylen blue dying and seen with ordinary microscope, diagnosed as Polyhedrosis or Grasserie disease (NPV). for the purpose of diagnostic reconfirmation, the polyhedra was injected to healthy larva. The bacterial agent including Streptococcus (8)Hemolytica as digestive tracts disease agent, staphylococcus aureus, and Serratia marcescen as septicemia agents and Bacillus turingensis the agent of Sotto disease, were separated. In general the incidence of these diseases showed the unsuitable conditions in sericultures that can be depends on poor disinfection, lack of proper feeding and deficiency of temperature and humidity. Improvement in rearing techniques, using of appropriate rearing room and equipments, maintenance of hygienic conditions during rearing, improvement of disinfection methods, the quarantine of the silkworm seeds and using of resistant varieties of silkworm to diseases can decrease out-breaks.}, keywords = {hemolymph,pebrim,polyhedrosis,silk worm,sotto disease}, title_fa = {تعیین عوامل تلفات کرم ابریشم در روستای دوغ آباد}, abstract_fa = {For investination of causes of silkworm mortality, the sick larva specimens in different levels of growth examined for parasite, viral,fungal and bacterial diseases. The samples included some dead larva and bed materials contained eggs, leaves and stool which were examined ordinary diagnostic methods. The complementary tests were also used for all cases. In wet smear prepared from intestine wall, a kind of protozoa spore of Microsporidia phylum was observed that was not the agent of pebrin disease, and some budding cells (yeasts) were seen as well, which identified as Saccharomyces cerevisiae. There were many polyhedra forms in smears of hemolynph that were stained with methylen blue dying and seen with ordinary microscope, diagnosed as Polyhedrosis or Grasserie disease (NPV). for the purpose of diagnostic reconfirmation, the polyhedra was injected to healthy larva. The bacterial agent including Streptococcus (8)Hemolytica as digestive tracts disease agent, staphylococcus aureus, and Serratia marcescen as septicemia agents and Bacillus turingensis the agent of Sotto disease, were separated. In general the incidence of these diseases showed the unsuitable conditions in sericultures that can be depends on poor disinfection, lack of proper feeding and deficiency of temperature and humidity. Improvement in rearing techniques, using of appropriate rearing room and equipments, maintenance of hygienic conditions during rearing, improvement of disinfection methods, the quarantine of the silkworm seeds and using of resistant varieties of silkworm to diseases can decrease out-breaks.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23719.html}, eprint = {https://jvr.ut.ac.ir/article_23719_5da48e898d81f47b67ad7ca8f207fa46.pdf} } @article { author = {Nejad sajadi, Seyad Hossein and Sattai Mokhtari, Norteza and yosefi, Jalal and Mousa Pour, Ali}, title = {STUDYING THE EFFECT OF DIFFERENT LEVELS OF METHIONINE AND FAT ON SOME ECONOMICAL TRAITS OF BROILERS}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {203-208}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {The effect of3levels of methionine (NRC recommended, 5 percent more than NRC recommended and 10 percent more than NRC recommended) and 2 levels of fat (0 and 5 percent) on some economical traits (performance and carcass) of broilers using a 2x3 factorial experiment with completely randomized design based on two rearing stages, starter (0-3 wk) and grower (4-6 wk) was studied. ANOVA of the effects of dietary treatments on traits and Duncan's multiple range test to compare means revealed that methionine levels had significant effect on live weight gain and improvement of feed conversion ratio in starter (p0.05) but methionine levels decreased abdominal fat yield and increased breast yield significantly (pO.05). Therefore it can be concluded that using methionine up to 10 percent more than NRC recommended and fat up to 5 percent of diet, except in starter, is recommendable in broiler diets}, keywords = {broilers.,economical traits,fat,methionine}, title_fa = {بررسی تاثیر سطوح مختلف متیونین و چربی گیاهی بر برخی صفات اقتصادی جوجه گوشتی}, abstract_fa = {The effect of3levels of methionine (NRC recommended, 5 percent more than NRC recommended and 10 percent more than NRC recommended) and 2 levels of fat (0 and 5 percent) on some economical traits (performance and carcass) of broilers using a 2x3 factorial experiment with completely randomized design based on two rearing stages, starter (0-3 wk) and grower (4-6 wk) was studied. ANOVA of the effects of dietary treatments on traits and Duncan's multiple range test to compare means revealed that methionine levels had significant effect on live weight gain and improvement of feed conversion ratio in starter (p0.05) but methionine levels decreased abdominal fat yield and increased breast yield significantly (pO.05). Therefore it can be concluded that using methionine up to 10 percent more than NRC recommended and fat up to 5 percent of diet, except in starter, is recommendable in broiler diets}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23720.html}, eprint = {https://jvr.ut.ac.ir/article_23720_3785fc5c1343b76cf25711e909d9cb48.pdf} } @article { author = {Shahrooz, Rasool and Hasanzadeh, Shapour and AminKahriz, Mansour}, title = {HISTOLOGICAL STUDY OF THYMUS IN MAQUEE SHEEP FETUS}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {209-214}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {For developmental study of thymus in different stages offetal period, from thymus glands of75 healthy fetuses. histological sections were prepared and stained by H&E, PAS, Verhoeff, Toluidine blue and Van Geisson's methods. This study revealed that, the infiltration and accumulation of lymphocytes in thymus takes place at second month. Medullae were expanded and cortices were seen as accumulation of lymphocytes around them at first half of third month. There were progression in the thymus lobulation and the thicknesses oflobules was increased at second half of the third month. At the fourth month of development, the sizes of thymic lobules were reached to their maximum diameter, but the trabeculae became very thin. In overall, it seems that the most critical period of thymus development in sheep fetus was second half of second month till the end of third month.}, keywords = {Histogenesis,Sheep fetus,thymus gland}, title_fa = {مطالعه هیستوژنز تیموس گوسفند ماکویی در دوره های مختلف رشد فتوسی}, abstract_fa = {For developmental study of thymus in different stages offetal period, from thymus glands of75 healthy fetuses. histological sections were prepared and stained by H&E, PAS, Verhoeff, Toluidine blue and Van Geisson's methods. This study revealed that, the infiltration and accumulation of lymphocytes in thymus takes place at second month. Medullae were expanded and cortices were seen as accumulation of lymphocytes around them at first half of third month. There were progression in the thymus lobulation and the thicknesses oflobules was increased at second half of the third month. At the fourth month of development, the sizes of thymic lobules were reached to their maximum diameter, but the trabeculae became very thin. In overall, it seems that the most critical period of thymus development in sheep fetus was second half of second month till the end of third month.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23721.html}, eprint = {https://jvr.ut.ac.ir/article_23721_ab7c3b62caf2f1e536c8565c666b64af.pdf} } @article { author = {Badiei, Kalil and Abnaroodhele, Faranak and Nowrooziasl, Ardavan and Pourjafar, Mehrdad and Nikahval, Behrouz}, title = {EFFECT OF ORALLY ADMINISTERED IVERMECTIN ON SOME BLOOD HAEMATOLOGICALAND BIOCHEMICAL FACTORS IN DONKEYS (EQQU SASINUS)}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {215-220}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {Five healthy adult male Iranian donkeys (Equus asinus) were selected and Ivermectin (0.2, 0.6 and 0.9 mglkg, orally at different times) for 14 days was administered. Before dosing, control blood samples were taken on day O. Blood samples were taken on days 1,2,3,7 and 14 following ivermectin administration at different doses. The results showed that the activity of serumAST and LDH increased on days 7 and 14 following ivermectin (0.2, 0.6 and 0.9 mglkg, orally) administration (p}, keywords = {biochemistrya,Blood,donkey.,haematology,Ivermectin}, title_fa = {بررسی اثر تجویز خوراکی آیور مکتین بر برخی پارامترهای هماتولوژی و بیوشیمیایی خون الاغ (اکووس آسینوس)}, abstract_fa = {Five healthy adult male Iranian donkeys (Equus asinus) were selected and Ivermectin (0.2, 0.6 and 0.9 mglkg, orally at different times) for 14 days was administered. Before dosing, control blood samples were taken on day O. Blood samples were taken on days 1,2,3,7 and 14 following ivermectin administration at different doses. The results showed that the activity of serumAST and LDH increased on days 7 and 14 following ivermectin (0.2, 0.6 and 0.9 mglkg, orally) administration (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23722.html}, eprint = {https://jvr.ut.ac.ir/article_23722_9a23389f991f4879498b2926b1142e5e.pdf} } @article { author = {Hashemi, Majid and Shekarforoush, Shahram}, title = {MICROBIAL AND CHEMICAL CHANGES OF RAW MILK IN VARIOUS STAGES OF PRODUCTION IN INDUSTRIAL DAIRY FARMS OF FARS PROVINCE}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {221-227}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {with aim for Identification of contaminative and critical points of raw milk during production in 9 selected industrial dairy farms, 408 raw milk samples were collected from udders, milking machine, cooling tank and milk transport vehicle at receiving platform in dairy plant. Samples were examined for total microbial, coliform andE. coli count and also acidity and pH. Total microbial count of Sam pies was significantly lower in udders than the later stages (p}, keywords = {Fars province,industry farms,microbial and chemical changes,raw milk}, title_fa = {بررسی تغییرات میکروبی و شیمیایی شیر خام در مراحل مختلف از مراحل مرحله تولید تا ارسال به کارخانه در دامداری های صنعتی استان فارس}, abstract_fa = {with aim for Identification of contaminative and critical points of raw milk during production in 9 selected industrial dairy farms, 408 raw milk samples were collected from udders, milking machine, cooling tank and milk transport vehicle at receiving platform in dairy plant. Samples were examined for total microbial, coliform andE. coli count and also acidity and pH. Total microbial count of Sam pies was significantly lower in udders than the later stages (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23723.html}, eprint = {https://jvr.ut.ac.ir/article_23723_b6eca55900bab340096a74aeb6f0b33a.pdf} } @article { author = {Peighambari, Seyed Mostafa}, title = {DISTRIBUTION OF SEFA GENE AMONG SALMONELLA ENTERITIDIS ISOLATES FROM POULTRY SOURCES AND POTENTIAL AS DIAGNOSTIC AND EPIDEMIOLOGICAL TOOLS}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {229-234}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {This study was conducted to detect the presence ofseJA gene among Salmonella Enteritidis isolates from poultry sources by polymerase chain reaction (Pf'R) and evaluate its potential as diagnostic and epidemiological tools. Thirty Salmonella isolates from poultry sources: broilers. broiler breeders, layers, hatcheries, and poultry abattoirs were investigated. Upper and forward primers were constructed based on the published sequence of the seJA gene that encodes the SEF14 fimbrial subunit (fimbrin). The size of target product was 526 bp. To confirm the specificity, the PCR products were digested with Bam HI restriction enzyme that divides the product to two segments of 186 and 340 bp. The PCR reaction was set up as described in the previous literature. All Salmonella Enteritidis isolates showed the presence of526 bpproduct. Noneofisolates belongingtoserogroups Band C were positive for the 526 bp fragment. The restriction enzyme BamHl divided each 526 bp product into two fragments of 186 and 340 bp. This pattern was demonstrated for all Salmonella Enteritidis isolates. The results of the present study showed that the seJA gene carries a high potential to be used as a diagnostic and an epidemiological 1001 for Salmonella Enteritidis}, keywords = {Fimbriae.,PCR,Salmonella Enteritidis,SEFI4,seJA}, title_fa = {فراوانی ژن sefA در جدایه های سالمونلا آنتریدیس طیور و پتانسیل آن به عنوان یک شاخص تشخیصیو اپیدمیولوژیک}, abstract_fa = {This study was conducted to detect the presence ofseJA gene among Salmonella Enteritidis isolates from poultry sources by polymerase chain reaction (Pf'R) and evaluate its potential as diagnostic and epidemiological tools. Thirty Salmonella isolates from poultry sources: broilers. broiler breeders, layers, hatcheries, and poultry abattoirs were investigated. Upper and forward primers were constructed based on the published sequence of the seJA gene that encodes the SEF14 fimbrial subunit (fimbrin). The size of target product was 526 bp. To confirm the specificity, the PCR products were digested with Bam HI restriction enzyme that divides the product to two segments of 186 and 340 bp. The PCR reaction was set up as described in the previous literature. All Salmonella Enteritidis isolates showed the presence of526 bpproduct. Noneofisolates belongingtoserogroups Band C were positive for the 526 bp fragment. The restriction enzyme BamHl divided each 526 bp product into two fragments of 186 and 340 bp. This pattern was demonstrated for all Salmonella Enteritidis isolates. The results of the present study showed that the seJA gene carries a high potential to be used as a diagnostic and an epidemiological 1001 for Salmonella Enteritidis}, keywords_fa = {سالمونلا آنتریتیدیس,فیمبریه}, url = {https://jvr.ut.ac.ir/article_23724.html}, eprint = {https://jvr.ut.ac.ir/article_23724_679340a8a35ea35cc1396056e0c4ac76.pdf} } @article { author = {Mohebi, Mahdi and Nazifi, Saeid and Sarkoohi, Parisa and Moeinizadeh, Hoshang}, title = {ASSESSMENT OF THE PREVALENCE AND ANALYSIS OF THE PREDISPOSING FACTORS OF SUB-CLINICAL KETOSIS IN THREE INDUSTRIAL DAIRY HERDS}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {235-240}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {The prevalence of sub-clinical ketosis and its predisposing factors were assessed in three dairy farms with different sizes (large, medium, small) and different facilities, and with constant management routines. Eighty-one cows within the first two months of lactation were sampled for blood. The concentrations of beta-hydroxybutyrate and glucose were determined in blood serum. Rations were analyzed for dry matter, crude protein, crude fat, NDF, fNDF and NFC. The housing conditions of the cows were also assessed. The prevalence of sub-clinical ketosis (beta¬hydroxybutyrate> 1000 micromole/lit) was 7.7%,70.6% and 87.5% in the large, the medium and the small farm, respectively. The disease prevalence was 42% in the sum of the three farms. The primary dietary insufficiencies (especially in NDF, fNDF and dry matter) were diagnosed to be some of the most important reasons of the high prevalence of the disease. However, reformulating of the rations, without considering the infrastructure of the farms and the interactions among nutrition, management and environment, would not have a reasonable effect on prevention of sub-clinical ketosis ..}, keywords = {beta-hydroxybutyrate,cow.,management,Nutrition,Sub-clinical ketosis}, title_fa = {بررسی شیوع و تحلیل عوامل مستعد کننده کتوز تحت بالینی در سه گاوداری صنعتی}, abstract_fa = {The prevalence of sub-clinical ketosis and its predisposing factors were assessed in three dairy farms with different sizes (large, medium, small) and different facilities, and with constant management routines. Eighty-one cows within the first two months of lactation were sampled for blood. The concentrations of beta-hydroxybutyrate and glucose were determined in blood serum. Rations were analyzed for dry matter, crude protein, crude fat, NDF, fNDF and NFC. The housing conditions of the cows were also assessed. The prevalence of sub-clinical ketosis (beta‌hydroxybutyrate> 1000 micromole/lit) was 7.7%,70.6% and 87.5% in the large, the medium and the small farm, respectively. The disease prevalence was 42% in the sum of the three farms. The primary dietary insufficiencies (especially in NDF, fNDF and dry matter) were diagnosed to be some of the most important reasons of the high prevalence of the disease. However, reformulating of the rations, without considering the infrastructure of the farms and the interactions among nutrition, management and environment, would not have a reasonable effect on prevention of sub-clinical ketosis ..}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23725.html}, eprint = {https://jvr.ut.ac.ir/article_23725_9c8293f636e0b4fa5104d854fecbd225.pdf} } @article { author = {Nadalian, Mohammad Gholi and Mottahedin, Amin and Zahraei Salehi, Taghi and Khajeh Nasiri, Shamsolmolook and Lotfollahzadeh, Samad}, title = {A STUDY ON THE CLINICAL FEATURES OF SALMONELLOSIS AND PREVALENCE OF SALMONELLA SEROGROUPS IN CALVES}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {241-246}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {The clinical features of salmonellosis and prevalence of salmonella serogroups in calves were studied on one hundred and thirty two suspected calves in dairy farms around Tehran. Clinical examinations were carried out and the faecal or tissue (if calve was euthanized or dead) samples were collected for bacterial culture. The results were analyzed with Chi-square statistical test. Salmonella spp was isolated from 18 samples of 132(13.6%). Salmonella isolates belonged to 4 serogroups D, B, Cl and C2. Clinical signs Observed in 6 forms: chronic entritis(33.3%), septicemia(27.8%), Acute enteritis(22 %), dry gangrene of exterimities( 5.5 % ), pneumoenteritis( 5.5 % ) and polyarthritis( 5.5 % ). Eight of 18 salmonelleic calves (44.4%) died and 7 (38.9%) euthanized because of prolonging disease and not response to treatment. Occurrence of salmonellosis was signifiantly higher in calves with 1.5 to 3 month of ages (p}, keywords = {calves.,Salmonella,Salmonellosis,Serogroups}, title_fa = {بررسی چهره های بالینی سالمونلوز و میزان شیوع گروه های سرمی سالمونلا در گوساله}, abstract_fa = {The clinical features of salmonellosis and prevalence of salmonella serogroups in calves were studied on one hundred and thirty two suspected calves in dairy farms around Tehran. Clinical examinations were carried out and the faecal or tissue (if calve was euthanized or dead) samples were collected for bacterial culture. The results were analyzed with Chi-square statistical test. Salmonella spp was isolated from 18 samples of 132(13.6%). Salmonella isolates belonged to 4 serogroups D, B, Cl and C2. Clinical signs Observed in 6 forms: chronic entritis(33.3%), septicemia(27.8%), Acute enteritis(22 %), dry gangrene of exterimities( 5.5 % ), pneumoenteritis( 5.5 % ) and polyarthritis( 5.5 % ). Eight of 18 salmonelleic calves (44.4%) died and 7 (38.9%) euthanized because of prolonging disease and not response to treatment. Occurrence of salmonellosis was signifiantly higher in calves with 1.5 to 3 month of ages (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23726.html}, eprint = {https://jvr.ut.ac.ir/article_23726_50a4abb6468fe9b22b40b6216a122263.pdf} } @article { author = {noori, negin and Rokni, Noordahr and Akhondzadeh, Afshin and Misaghi, Ali and Alipour Eskandani, Majid and Toorian, Fahimeh}, title = {EFFECT OF ZATARIA MULTIFLORA BOISS. ESSENTIAL OIL AND STORAGE TEMPERATURE ON THE GROWTH OF E.COLI 0157:H7 IN HAMBURGER USING HURDLE TECHNOLOGY}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {247-252}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {In This study, the effect of different concentrations of Zataria multiflora Boiss. essential oil (0.00, 0.005,0.015,0.03%), temperatures (8&25° C) and storage time (up to 21 days) was evaluated in a food model system (Humburger). The correlation coefficient of different concentrations of zataria multiflora Boiss.essential oil with logarithm of the numbers of E.coli 0157:H7 was (-0.528 ). It was found that effect of different concentrations of essential oil on growth rate of E.coli 0157:H7 was statistically significant (p}, keywords = {Boiss.essential oil,E. coli 0157:H 7' total bacterial count.,Zataria multiflora}, title_fa = {بررسی اثر اسانس آویشن شیرازی و درجه نگهداری بر روی میزان رشد E.COLI 0157:H7 در همبرگر با استفاده از سیستم HURDLE TECHNOLOGY}, abstract_fa = {In This study, the effect of different concentrations of Zataria multiflora Boiss. essential oil (0.00, 0.005,0.015,0.03%), temperatures (8&25° C) and storage time (up to 21 days) was evaluated in a food model system (Humburger). The correlation coefficient of different concentrations of zataria multiflora Boiss.essential oil with logarithm of the numbers of E.coli 0157:H7 was (-0.528 ). It was found that effect of different concentrations of essential oil on growth rate of E.coli 0157:H7 was statistically significant (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23727.html}, eprint = {https://jvr.ut.ac.ir/article_23727_7e61648b7c609f73d2b9da87e9c2dfa4.pdf} } @article { author = {Firouzi, Roya and Sarchahi, Ali Asghar and Nazarian, Sasan and Saeedzadeh, Abolfazl}, title = {IDENTIFICATION AND ANTIBIOTIC SENSITIVITY OF BACTERIAL ISOLATES IN FAECES OF HEALTHY AND DIARRHOEIC DOGS IN SHIRAZ}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {253-258}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {, In this study 77 and 86 bacterial strains were isolated from faeces of healthy and diarrhoeic dogs respectively. All Salmonella isolates were confirmed by peR method using specific invA genes. Antibacterial activity of 8 routine antibiotics including tylosin, gentamycin, kanamycin, neomycin, tetracycline, oxytetracycline, chloramphenicol and sulfadiazine on the isolated bacteria was evaluated by disk diffusion method. Isolated bacteria from faeces of healthy dogs were as follow: Escherichia coli (27.27%), Proteus mirabilis (23.38%), Lactobacilli (19.48%), Pseudomonas aeruginosa (11.69%), Staphylococcus aureus (5.19%), Bacillus cereus (4.49%), Corynebacteria (3.90%), and Clostridium perfringens (2.60%). Isolated bacteria from faeces of diarrheic dogs were as follows: Escherichia coli (25.58%), Proteus mirabilis (22.09%), Lactobacilli (13.95%), Bacilluscereus (11.63%), Staphylococcus aureus (8.14%), Salmonella (8.14%), Corynebacteria (4.65%), Pseudomonas aeruginosa (4.65%), and Clostridium perfringens (1.16%). The results showed that all isolated bacteria from diarrheal faeces were sensitive to sulfadiazine. However this antibiotic had weak antibacterial activity against gastrointestinal normal flora.}, keywords = {antibiotic sensitivity,Diarrhea,faeces,normal flora}, title_fa = {شناسایی و بررسی حساسیت آنتی بیوتیکی باکتری های جداشده از مدفوع سگ های سالم و مبتلا به اسهال در شیراز}, abstract_fa = {, In this study 77 and 86 bacterial strains were isolated from faeces of healthy and diarrhoeic dogs respectively. All Salmonella isolates were confirmed by peR method using specific invA genes. Antibacterial activity of 8 routine antibiotics including tylosin, gentamycin, kanamycin, neomycin, tetracycline, oxytetracycline, chloramphenicol and sulfadiazine on the isolated bacteria was evaluated by disk diffusion method. Isolated bacteria from faeces of healthy dogs were as follow: Escherichia coli (27.27%), Proteus mirabilis (23.38%), Lactobacilli (19.48%), Pseudomonas aeruginosa (11.69%), Staphylococcus aureus (5.19%), Bacillus cereus (4.49%), Corynebacteria (3.90%), and Clostridium perfringens (2.60%). Isolated bacteria from faeces of diarrheic dogs were as follows: Escherichia coli (25.58%), Proteus mirabilis (22.09%), Lactobacilli (13.95%), Bacilluscereus (11.63%), Staphylococcus aureus (8.14%), Salmonella (8.14%), Corynebacteria (4.65%), Pseudomonas aeruginosa (4.65%), and Clostridium perfringens (1.16%). The results showed that all isolated bacteria from diarrheal faeces were sensitive to sulfadiazine. However this antibiotic had weak antibacterial activity against gastrointestinal normal flora.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23728.html}, eprint = {https://jvr.ut.ac.ir/article_23728_f18e087107de609b815c5a96403d0925.pdf} } @article { author = {bakhtiari, jalal and Tavakoli, Azin and Khalaj, Alireza}, title = {LAPAROSCOPIC ABDOMINAL SURGERIES: A REVIEW}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {259-262}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {Laparoscopic technique in recent years has tremendously being used as a non invasive surgery to perform different operation in abdominal and thoracic cavities. This technique has been used from 1987 in different aspect of human surgery. In addition to diagnosis, biopsy, visualizing adhesion and neoplastic structure, recently cholecystectomy and ovariohysterectomy were also commonly being used as a therapeutic measure. Different investigations using laparoscope, indicate superiority of this technique as compare to that of conventional open surgery method in areas of pain, time, hospitalization, anatomical dissection, immunity reaction, cosmetic appearance, adhesion and wound involved. Veterinary laparoscopic technique use nowadays is also being extensively increasing in different organs Gasterointestinal laparoscopic surgery is routinely being performed to remove foreign body, neoplasia, obstruction, duodenal and pyloric wound.Looking to future light for improving usage oflaparoscopic technique in research and clinical aspect plus improving the concept of reducing pain and surgical complications, It is extremely necessary to take proper decision/action to improve research out come in near future for application oflaparoscopic tools in abdominal surgey. Conclusion: Laparoscopic surgeries in gastrointestinal tract have several advantages. Reduction in the period of postoperative intestinal paralysis so that gastrointestinal function returns more rapidly to normal status following minimally invasive surgery. It also involves a reduced immune response compared with open surgery. Reduced tissue desiccation and foreign body contamination and also fewer intra-abdominal adhesion. It has gained wide clinical acceptance in surgical practice in comparison to open surgery.}, keywords = {abdomen.,laparoscope,Noninvasive surgery}, title_fa = {کاربرد لاپاراسکوپی در جراحی های حفره بطنی}, abstract_fa = {Laparoscopic technique in recent years has tremendously being used as a non invasive surgery to perform different operation in abdominal and thoracic cavities. This technique has been used from 1987 in different aspect of human surgery. In addition to diagnosis, biopsy, visualizing adhesion and neoplastic structure, recently cholecystectomy and ovariohysterectomy were also commonly being used as a therapeutic measure. Different investigations using laparoscope, indicate superiority of this technique as compare to that of conventional open surgery method in areas of pain, time, hospitalization, anatomical dissection, immunity reaction, cosmetic appearance, adhesion and wound involved. Veterinary laparoscopic technique use nowadays is also being extensively increasing in different organs Gasterointestinal laparoscopic surgery is routinely being performed to remove foreign body, neoplasia, obstruction, duodenal and pyloric wound.Looking to future light for improving usage oflaparoscopic technique in research and clinical aspect plus improving the concept of reducing pain and surgical complications, It is extremely necessary to take proper decision/action to improve research out come in near future for application oflaparoscopic tools in abdominal surgey. Conclusion: Laparoscopic surgeries in gastrointestinal tract have several advantages. Reduction in the period of postoperative intestinal paralysis so that gastrointestinal function returns more rapidly to normal status following minimally invasive surgery. It also involves a reduced immune response compared with open surgery. Reduced tissue desiccation and foreign body contamination and also fewer intra-abdominal adhesion. It has gained wide clinical acceptance in surgical practice in comparison to open surgery.}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23729.html}, eprint = {https://jvr.ut.ac.ir/article_23729_924b57805085bcc81883c47085f5ceb2.pdf} } @article { author = {Bolourchi, Mahmoud and Mokhber Dezfouli, Mohamad Reza and Kasravi, Reza and Moghimi Esfandabadi, Ahmad and Hovarashti, Parviz}, title = {AN ESTIMATION OF NATIONAL AVERAGE OF MILK SOMATIC CELL COUNT AND PRODUCTION LOSSES DUE TO SUBCLINICAL MASTITIS IN COMMERCIAL DAIRY HERDS IN IRAN}, journal = {Journal of Veterinary Research}, volume = {63}, number = {3}, pages = {263-266}, year = {2008}, publisher = {The University of Tehran Press}, issn = {2008-2525}, eissn = {2251-6190}, doi = {}, abstract = {U sing the database of the Animal Breeding Center ofIran and based on the eligible test-day data from 78969 cows in five provinces: Tehran (with 44129 cows), Ghazvin (6668), Zanjan (1767), Isfahan (7572), Khorasan-e-Razavi (14521) and others (4312) the averages of 426850 ± 966840 and 473860 ± 605330 cells/ml of milk somatic cell count (SCC) was calculated for individual cows and herds respectively. A Pearson's correlation coefficient of -0.174 revealed a highly significant negative correlation between test-day milk production and SCC (p}, keywords = {national average,production loss,SCC,subclinical mastitis.}, title_fa = {تخمین میانگین ملی تعداد سلولهای سوماتیک شیر وافت تولید ناشی از ورم پستان تحت بالینی در گله های شیری صنعتی ایران}, abstract_fa = {U sing the database of the Animal Breeding Center ofIran and based on the eligible test-day data from 78969 cows in five provinces: Tehran (with 44129 cows), Ghazvin (6668), Zanjan (1767), Isfahan (7572), Khorasan-e-Razavi (14521) and others (4312) the averages of 426850 ± 966840 and 473860 ± 605330 cells/ml of milk somatic cell count (SCC) was calculated for individual cows and herds respectively. A Pearson's correlation coefficient of -0.174 revealed a highly significant negative correlation between test-day milk production and SCC (p}, keywords_fa = {}, url = {https://jvr.ut.ac.ir/article_23730.html}, eprint = {https://jvr.ut.ac.ir/article_23730_2aebe816750a2126061b887364389032.pdf} }