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Medicine and Health Sciences

2001

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Articles 211 - 240 of 256

Full-Text Articles in Life Sciences

Reference Values For Erythrocyte And Liver Antioxidant Systems In Healthy Male Mice (Mus Musculus), Ergül Belge Kurutaş, Fi̇gen Doran, Seyhan Vari̇nli̇ Jan 2001

Reference Values For Erythrocyte And Liver Antioxidant Systems In Healthy Male Mice (Mus Musculus), Ergül Belge Kurutaş, Fi̇gen Doran, Seyhan Vari̇nli̇

Turkish Journal of Veterinary & Animal Sciences

The aim of the present study was to define the reference values for erythrocyte and liver tissue glucose-6-phosphate dehydrogenase (G6PDH), glutathione peroxidase (GPX), glutathione reductase (GR) and superoxide dismutase (SOD) activities and also reduced glutathione (GSH) levels in order to obtain basal data for subsequent toxicological investigations. In addition, the best storage conditions were determined for liver G6PDH enzyme. Male, apparently healthy Mus musculus (38) speciemens that had normal livers (histopathological data) were included in the study. G6PDH and GPX activities and GSH levels were measured by the Beutler method, and SOD aktivity was measured by the Fridovich method in …

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Amplification Of The Fusion Gene Of Rinderpest Virus By Polymerase Chain Reaction And Cloning In Bacteria, Hakan Bulut, Mehmet Zi̇ya Doymaz, Yusuf Bolat Jan 2001

Amplification Of The Fusion Gene Of Rinderpest Virus By Polymerase Chain Reaction And Cloning In Bacteria, Hakan Bulut, Mehmet Zi̇ya Doymaz, Yusuf Bolat

Turkish Journal of Veterinary & Animal Sciences

In this study, amplification of the rinderpest virus (RPV) fusion (F) gene with polymerase chain reaction (PCR) and cloning of the F gene in Escherichia coli were reported. For this purpose, first total mRNA from Vero cells infected with vaccine strain of RPV was obtained and then cDNA from this mRNA preparation was acquired with reverse transcription. In PCR, cDNA from infected Vero cells and F gene specific primers were used and the F gene was amplified. Both the PCR product and the cloning vector pUC19 were cut with EcoRI and HindIII restriction enzymes. By using T4 DNA ligase, insert …

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Serum Vitamin C Levels In Goats With Peste Des Petits Ruminants (Ppr), Mustafa İssi̇, Yusuf Gül, Murat Dabak Jan 2001

Serum Vitamin C Levels In Goats With Peste Des Petits Ruminants (Ppr), Mustafa İssi̇, Yusuf Gül, Murat Dabak

Turkish Journal of Veterinary & Animal Sciences

The role of vitamin C in the medical treatment of Peste des Petits Ruminants (PPR) was investigated by measuring the serum vitamin C levels in goats with PPR. Fifteen goats 5-6 months old with PPR (sick group) and 15 healthy goats 9-10 months old (control group) were used. All the animals used in the study were systematically and clinically examined and blood samples were obtained for white blood cell counts and serum vitamin C levels. The white blood cell counts were detected using Thoma microslides. Serum vitamin C levels were measured by the phosphotungstic acid method with Schimadzu UV-1208, UV-VIS …

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Changes In The Size Distribution Of Steroidogenic And Non-Steroidogenic Bovine Luteal Cells During The Oestrus Cycle, Arzu Yi̇ği̇t, Şevket Arikan Jan 2001

Changes In The Size Distribution Of Steroidogenic And Non-Steroidogenic Bovine Luteal Cells During The Oestrus Cycle, Arzu Yi̇ği̇t, Şevket Arikan

Turkish Journal of Veterinary & Animal Sciences

The aim of this study was to investigate the size distribution of steroidogenic and non-steroidogenic luteal cells throughout the oestrus cycle. Twelve corpora lutea collected from different stages of the oestrus cycle were used. Corpora lutea collected from nonpregnant cows were dissociated into single-cell suspensions by enzyme treatments. Cells were stained for 3\beta-hydroxysteroid dehydrogenase (3\beta-HSD) activity, a marker for steroidogenic cells. The sizes of 3b-HSD positive (steroidogenic) and negative cells (nonsteroidogenic) were measured with an ocular micrometer. Very small cells (

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The Serological And Virological Investigations And Pathogenesis Of Bvdv Infection In Sheep During Pre- And Post-Partum Periods, İbrahi̇m Burgu, Yilmaz Akça, Feray Alkan, Aykut Özkul, Taner Karaoğlu, Seval Bi̇lge Dağalp, Tuba Çi̇ğdem Oğuzoğlu, Kadi̇r Yeşi̇lbağ Jan 2001

The Serological And Virological Investigations And Pathogenesis Of Bvdv Infection In Sheep During Pre- And Post-Partum Periods, İbrahi̇m Burgu, Yilmaz Akça, Feray Alkan, Aykut Özkul, Taner Karaoğlu, Seval Bi̇lge Dağalp, Tuba Çi̇ğdem Oğuzoğlu, Kadi̇r Yeşi̇lbağ

Turkish Journal of Veterinary & Animal Sciences

In this research, the pathogenesis and presence of transplacental pestivirus infection were investigated in different flocks. For this purpose, a total of 661 pregnant ewes and 29 rams were used. 174 of 661 pregnant ewes were sampled twice in the second or the third month of gestation and as well as on the day of gestation, whereas 487 of them were sampled only on the day of delivery. In addition, precolostral blood samples of 770 lambs born from those pregnants ewes, 109 of which delivered twins, were also withdrawn. Pestivirus was not detected in the blood samples tested. However, in …

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Screening Of Some Turkish Plants For Antibacterial Activity, Oya Keleş, Seyyal Ak, Tülay Bakirel, Keri̇m Alpinar Jan 2001

Screening Of Some Turkish Plants For Antibacterial Activity, Oya Keleş, Seyyal Ak, Tülay Bakirel, Keri̇m Alpinar

Turkish Journal of Veterinary & Animal Sciences

Some 14 ethanol extracts from 13 plant species collected from various regions of Turkey were assayed for in vitro antibacterial activity against two Gram positive and 5 Gram negative bacteria, using the disc-diffusion and dilution methods. The diameter of the inhibition zone in the disc-diffusion method shows that 12 extracts from the 14 plants studied have antibacterial activity in different levels. The broadest spectrum of activity was exhibited by Malva sylvestris against five bacteria, whereas the Verbascum spp. extract only showed activity against one. The highest antibacterial activity was produced by the extract of Hypericum perforatum. The minimum inhibitory concentration …

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Structural And Bio-Technical Aspects Of Rainbow Trout (Oncorhynchus Mykiss)Farms In Turkey, Feri̇t Rad, Gülten Köksal Jan 2001

Structural And Bio-Technical Aspects Of Rainbow Trout (Oncorhynchus Mykiss)Farms In Turkey, Feri̇t Rad, Gülten Köksal

Turkish Journal of Veterinary & Animal Sciences

Structural and bio-technical aspects of Rainbow trout (Oncorhynchus mykiss Walbaum, 1792) farms in Turkey were surveyed and their performance was assessed in this study. Stratified Random Sampling was applied and relevant data were collected from 24 small, 8 medium and 8 large-scale farms using questionnaires. Collected data were processed to compute the mean values for small, medium and large-scale farms and for the sector as a whole. The mean volume of rearing facilities in the small, medium and large-scale farms were computed to be 1,275.5 m^3, 2,901.0 m^3 and 11,818.0 m^3 respectively while the general average was found to be …

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In Vitro Antibacterial Activities Of Tilmicosin And Cefquinome Alone Or In Combination Against Certain Poultry Pathogens, Seyyal Ak, Oya Keleş, Tülay Bakirel Jan 2001

In Vitro Antibacterial Activities Of Tilmicosin And Cefquinome Alone Or In Combination Against Certain Poultry Pathogens, Seyyal Ak, Oya Keleş, Tülay Bakirel

Turkish Journal of Veterinary & Animal Sciences

The antimicrobial activities of cefquinome and tilmicosin were determined in vitro against P. multocida and O. rhinotracheale of poultry origin by serial broth macrodilution. Both antibiotics exhibited good in vitro antibacterial activity against the strains tested. The minimum inhibitory concentration (MIC) for cefquinome was 1.562 µg/ml and for tilmicosin was 0.78 µg/ml for both microorganisms. To investigate the effects of a combination of cefquinome and tilmicosin, the fractional inhibitory concentration (FIC) index was determined by checkerboard assay. The antimicrobial combination was additive against P. multocida (FIC=1) and indifferent against O. rhinotracheale (FIC=2).

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Some Physical Characteristics And Utilization Of Coarse Fiber Obtained From Hair Goats, Gürsel Dellal, Ayhan Eli̇çi̇n, Feryal Söylemezoğlu, Zeynep Erdoğan, İbrahi̇m Zafer Arik Jan 2001

Some Physical Characteristics And Utilization Of Coarse Fiber Obtained From Hair Goats, Gürsel Dellal, Ayhan Eli̇çi̇n, Feryal Söylemezoğlu, Zeynep Erdoğan, İbrahi̇m Zafer Arik

Turkish Journal of Veterinary & Animal Sciences

In this research, some physical characteristics and uses of the coarse fibers obtained from hair goats raised in some provinces of Turkey were examined. For the general provinces, the diameter of fiber and natural length of fiber were 92.1±0.56 µ and 11.6±1.37 cm resepctively. According to the findings, the coarse fibres of hair goats can be used in products such as tents, stiffening cloth, card weaving, floor weaving (çul ve cicim), saddle-bags, bags, sacks, animal feeding bags and socks.

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Investigations On Some Biochemical Parameters In Lambs With Pica And In Healthy Lambs, Teki̇n Şahi̇n, İbrahi̇m Çi̇mtay, Gürbüz Aksoy Jan 2001

Investigations On Some Biochemical Parameters In Lambs With Pica And In Healthy Lambs, Teki̇n Şahi̇n, İbrahi̇m Çi̇mtay, Gürbüz Aksoy

Turkish Journal of Veterinary & Animal Sciences

The aim of this study was to determine zinc, copper, iron, calcium, magnesium, inorganic phosphorus and total protein levels in the blood serum of lambs with pica and in healthy lambs. This study was performed on 58 Ivesi lambs (38 lambs with pica and 20 healthy lambs), aged 1-1.5 months. Blood samples were collected twice (first and second periods) at five day intervals. The findings showed that concentrations of inorganic phosphorus (p

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Antiinflammatory And Antipyretic Activity Of Polygonum Lapathifolium In Rats, Oya Keleş, Tülay Bakirel, Süleyman Şener, Handan Aydin, Keri̇m Alpinar Jan 2001

Antiinflammatory And Antipyretic Activity Of Polygonum Lapathifolium In Rats, Oya Keleş, Tülay Bakirel, Süleyman Şener, Handan Aydin, Keri̇m Alpinar

Turkish Journal of Veterinary & Animal Sciences

This study was conducted to evaluate the pharmacologic effects of Polygonum lapathifolium L. (Polygonaceae), growing naturally in Turkey. The antiinflammatory activity of the ethanol extract of the root and rhizome of P. lapathifolium was evaluated using carrageenan-induced paw edema in rats. Intraperitoneal pretreatment with extract at doses ranging from 100 to 500 mg/kg significantly inhibited the acute phase of this experimental model of the inflammatory process in a dose-dependent manner. At maximal dose (500 mg/kg), it exhibited a significantly higher action when compared with those of other doses and was found to be 1.08 times as active as indomethacin. The …

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Effects Of Propionibacterium Strain P5 On In-Vitro Volatile Fatty Acids Production And Digestibility Of Fiber And Starch, Veysel Akay, Richard G. Dado Jan 2001

Effects Of Propionibacterium Strain P5 On In-Vitro Volatile Fatty Acids Production And Digestibility Of Fiber And Starch, Veysel Akay, Richard G. Dado

Turkish Journal of Veterinary & Animal Sciences

The objectives of this study were to determine whether Propionibacterium affects in-vitro VFA production and/or increases the digestibility of fiber and starch. A 4 x 4 x 4 factorial arrangement was used. The main factors were feed source, length of fermentation, and level of added Propionibacterium. Fermentations were conducted in batch cultures with Propionibacterium added to the flasks just prior to the addition of rumen inoculum. The total VFA, acetate, and propionate concentrations increased 9, 5, and 18%, respectively with the addition of Propionibacterium. Propionibacterium decreased dry-matter digestibility by 2% and fiber digestibility by 14%. A second study was conducted …

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Dietary Carbohydrate Level Influencing Feed Intake, Nutrient Utilisation And Plasma Glucose Concentration In The Rainbow Trout, Oncorhynchus Mykiss, Ahmet Adem Teki̇nay, Simon John Davies Jan 2001

Dietary Carbohydrate Level Influencing Feed Intake, Nutrient Utilisation And Plasma Glucose Concentration In The Rainbow Trout, Oncorhynchus Mykiss, Ahmet Adem Teki̇nay, Simon John Davies

Turkish Journal of Veterinary & Animal Sciences

A twelve-week nutrition trial was carried out to evaluate the efficacy of different carbohydrate levels on digestibility, feed intake, growth performance, carcass and muscle composition and plasma glucose level in the rainbow trout, Oncorhynchus mykiss. Three test diets were formulated using extruded wheat meal (15.3, 32.2 and 43.5%) as the carbohydrate source and fed rainbow trout (Initial Body Weight: 33.8 ± 0.46 g.). These were either restricted: LCR (Low Carbohydrate Restricted), MCR (Medium-Carbohydrate-Restricted) and HCR (High-Carbohydrate Restricted); or satiation: LCS (Low-Carbohydrate Satiation), MCS (Medium-Carbohydrate Satiation) and HCS (High-Carbohydrate Satiation) respectively. The aim of applying different feeding regimes was to quantify …

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Effects Of Some Dietary Factors On Ruminal Microbial Protein Synthesis, M. Aki̇f Karsli, James R. Russell Jan 2001

Effects Of Some Dietary Factors On Ruminal Microbial Protein Synthesis, M. Aki̇f Karsli, James R. Russell

Turkish Journal of Veterinary & Animal Sciences

The effects of some dietary factors, other than source and amount of N and carbohydrate, on the amount and efficiency of microbial protein synthesis are discussed in this review. Specifically, these factors include dry matter intake of animals, forage:concentrate ratio of diets, rate of N and carbohydrate degradation, synchronized release of N and energy from diets, rate of passage, and other factors, such as vitamins and minerals. It seemed that diets containing a mixture of forages and concentrates increase the efficiency of microbial protein synthesis because of an improved rumen environment for the growth of more diverse bacteria species.

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Studies On The Possibility Of Improving Lamb Production By Two-Way And Three-Way Crossbreeding With German Black-Headed Mutton, Kıvırcık And Chios Sheep Breeds 1. Fertility, Lamb Survival And Growth Of Lambs, Mustafa Özcan, Ahmet Altinel, Alper Yilmaz, Hali̇l Güneş Jan 2001

Studies On The Possibility Of Improving Lamb Production By Two-Way And Three-Way Crossbreeding With German Black-Headed Mutton, Kıvırcık And Chios Sheep Breeds 1. Fertility, Lamb Survival And Growth Of Lambs, Mustafa Özcan, Ahmet Altinel, Alper Yilmaz, Hali̇l Güneş

Turkish Journal of Veterinary & Animal Sciences

The aim of this study was to compare the fertility of ewes and the survival and growth traits of lambs which were produced by two-way and three-way crossbreeding with Kıvırcık sheep, the predominant breed in the Marmara region, Chios sheep, the most prolific breed in the region and German Black-Headed Mutton (GBM), the mutton breed which exhibits the best adaptation to the environmental conditions of the region. In the study, it was determined that the fertility of the Kıvırcık, GBM x Kıvırcık and GBM x F_1 (Chios x Kıvırcık) genotypes were 76.66%, 81.13% and 85.29% for pregnancy and birth rates; …

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Studies On The Possibility Of Improving Lamb Production By Two-Way And Three-Way Crossbreeding With German Black-Headed Mutton, Kıvırcık And Chios Sheep Breeds 2. Fattening And Carcass Characteristics Of Lambs, Mustafa Özcan, Ahmet Altinel, Alper Yilmaz, Vedat Akgündüz Jan 2001

Studies On The Possibility Of Improving Lamb Production By Two-Way And Three-Way Crossbreeding With German Black-Headed Mutton, Kıvırcık And Chios Sheep Breeds 2. Fattening And Carcass Characteristics Of Lambs, Mustafa Özcan, Ahmet Altinel, Alper Yilmaz, Vedat Akgündüz

Turkish Journal of Veterinary & Animal Sciences

The aim of this study was to compare the fattening and carcass traits of lambs which were produced by two-way and three-way crossbreeding studies with Kıvırcık sheep, the predominant breed in the Marmara region, Chios sheep, the most prolific breed in the region and German Black-Headed Mutton (GBM) which has been found to be the mutton breed which exhibits the best adaptation to the environmental conditions of the Marmara region. It was determined that two-way and three-way crossbred lambs were similar with regard to fattening and carcass traits, and both showed better performance than Kıvırcık lambs. The crossbred lambs exhibited …

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Rapid Identification Of Avian Salmonella Isolates By Air Thermal Cycler Amplification And Capillary Gel Electrophoresis, K. Tayfun Çarli, Vi̇ldan Caner, Ayşegül Eyi̇gör Jan 2001

Rapid Identification Of Avian Salmonella Isolates By Air Thermal Cycler Amplification And Capillary Gel Electrophoresis, K. Tayfun Çarli, Vi̇ldan Caner, Ayşegül Eyi̇gör

Turkish Journal of Veterinary & Animal Sciences

The possible use of a genus-specific polymerase chain reaction (PCR) for the identification of Salmonella colonies was tested on 14 reference strains and 38 clinical Salmonella strains isolated from chickens by the standard method of the National Poultry Improvement Plan and Auxiliary Provisions (NPIP), USDA, U.S.A. All the PCRs using primer pairs InvA1 and InvA2 (5) gave 281 bp amplification product specific for the Salmonella genus and produced results identical (100%) to those obtained with biochemical and serological methods. Thus, the genus-specific capillary PCR for the identification of a colony of Salmonellae from a selective agar plate was performed within …

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A Case Of Death In A Foal Caused By Salmonella Typhimurium, N. Yakut Özgür, Toru Anzai, Babür Cari̇oğlu, Funda Bağcigi̇l, Serkan İki̇z, Ati̇lla Ilgaz Jan 2001

A Case Of Death In A Foal Caused By Salmonella Typhimurium, N. Yakut Özgür, Toru Anzai, Babür Cari̇oğlu, Funda Bağcigi̇l, Serkan İki̇z, Ati̇lla Ilgaz

Turkish Journal of Veterinary & Animal Sciences

In this report, the isolation of a Salmonella typhimurium strain as pure culture from abcess foci on the liver, spleen, kidney, stomach and intestines, and lungs of an 8-month-old, male, Thoroughbred foal, which had died in a racehorse breeding farm, is presented. Heavy respiratory infection and prolonged antibiotic therapy were considered to be stress factors that played a significant role in this case.

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Effect Of Czb Medium On The Two Cell Block Of Preimplantation Mouse Emryos, Haydar Bağiş, Levent Keski̇ntepe, Hande Odaman Mercan, Hakan Sağirkaya Jan 2001

Effect Of Czb Medium On The Two Cell Block Of Preimplantation Mouse Emryos, Haydar Bağiş, Levent Keski̇ntepe, Hande Odaman Mercan, Hakan Sağirkaya

Turkish Journal of Veterinary & Animal Sciences

This experiment was designed to determine the effects of CZB medium on in vitro culture of murine embryos obtained from FVB/N, CD-1, and CB6F1 strains. Pronuclear stage embryos were recovered from superovulated and mated females 17 h post-hCG. Two-cell stage block, morula and blastocyst stages were used as the end point of the experiments. There is no statistical difference among strains and media for the development to the two-cell stage. However, more FVB/N embryos (88.3 and 82.4%) than CD-1 (57.4 and 57.1%) and CB6F1 (69.8 and 28.9%) reached the 3-8 cell stage in CZB and M16 media, respectively. CB6F1 embryos …

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Blood Serum Concentrations Of Selenium And Glutathione Peroxidase Activity In Akkaraman Sheep, Taner Pamukçu, Tevhi̇de Sel, Gül Yarim Jan 2001

Blood Serum Concentrations Of Selenium And Glutathione Peroxidase Activity In Akkaraman Sheep, Taner Pamukçu, Tevhi̇de Sel, Gül Yarim

Turkish Journal of Veterinary & Animal Sciences

Selenium and other essential elements play an important role in animal husbandry. These elements help to minimize infectious diseases, reduce concomitant stresses and bring about optimal productive and reproductive performance. The mean serum selenium concentration of the sheep sampled in this study was 303.65 ng/ml. Such values are considered to be indicative of adequate dietary supplementation. Serum glutathione peroxidase activity in the sheep sampled in this study was also analysed, and the mean glutathione peroxidase activity was 3.65 nmolNADPH+H+/min/mg protein. It is recommended that producers monitor the selenium in serum in order to maintain adequate nutrition and performance in sheep.

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The Industrial Fluorosis Caused By A Coal-Burning Power Station And Its Effects On Sheep, Ulvi̇ Reha Fi̇danci, Tevhi̇de Sel Jan 2001

The Industrial Fluorosis Caused By A Coal-Burning Power Station And Its Effects On Sheep, Ulvi̇ Reha Fi̇danci, Tevhi̇de Sel

Turkish Journal of Veterinary & Animal Sciences

The aim of this investigation was to examine the industrial fluorosis caused by the coal burning power station in Muğla-Yatağan. Blood and urine samples of sheep, and water, plant and soil samples from around the power station were collected four times throughout the year to cover all four seasons. Fluoride ion concentrations in the water, urine, plant and soil samples were detected potentiometrically using an ion selective electrode. Serum Alkaline phosphatase (ALP-EC 3.1.3.1), Alanine aminotransferase (ALT-EC 2.6.1.2), Aspartate aminotransferase (AST-EC 2.6.1.1) and Lactate dehydrogenase (LDH-EC 1.1.1.27) enzyme activities were analysed spectrophotometrically using Sigma commercial kits. Significantly higher fluoride ion concentration …

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The Effects Of Supplemental Anionic Salts And Probiotic In Prepartum Diets On Milk Production And Quality And Incidence Of Milk Fever In Dairy Cows, Neşe Kocabağli, Recep Kahraman, İsmai̇l Abaş, Hüseyi̇n Eseceli̇, Müjdat Alp Jan 2001

The Effects Of Supplemental Anionic Salts And Probiotic In Prepartum Diets On Milk Production And Quality And Incidence Of Milk Fever In Dairy Cows, Neşe Kocabağli, Recep Kahraman, İsmai̇l Abaş, Hüseyi̇n Eseceli̇, Müjdat Alp

Turkish Journal of Veterinary & Animal Sciences

The nutritional effects of supplementing the diets of dairy cows during the dry period with anionic salts and probiotic, on some blood parameters, milk production and composition and the development of milk fever, were evaluated in 20 Holstein cattle (>3^rd lactation). Diets were composed of a mixture of hay (70%) and commercial concentrate (30%) with and without supplemental anionic salts. These diets were given to cows during the 3 weeks prior to calving. Cows in the probiotic group also received 5g/day probiotic orally during this period. The cation/ anion balances of the diets were determined to be -67.77 and …

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Effects Of Phorbol Myristate Acetate On The Liver: A Biochemical And Ultrastructural Study, Memduha Gülhal Bozkir, Ufuk Ö. Mete, Özkan Oğuz Jan 2001

Effects Of Phorbol Myristate Acetate On The Liver: A Biochemical And Ultrastructural Study, Memduha Gülhal Bozkir, Ufuk Ö. Mete, Özkan Oğuz

Turkish Journal of Veterinary & Animal Sciences

The effects of free radicals in the liver tissue of 20 mice were studied. The mice, separated into acute and chronic groups, were injected with phorbol myristate acetate (PMA) to trigger the release of free radicals. For evaluation of the effects of free radicals, malandialdehyde (MDA) measurement and electron microscopic examination were performed. The results showed that the level of lipid peroxide in the chronic PMA group was significantly higher than it was in the acute PMA group (P

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Seroprevalence Of Babesia Ovis In Awassi Sheep In Urfa, Turkey, Zi̇şan Emre, Ali̇ Düzgün, Mehmet İri̇adam, Hati̇ce Sert Jan 2001

Seroprevalence Of Babesia Ovis In Awassi Sheep In Urfa, Turkey, Zi̇şan Emre, Ali̇ Düzgün, Mehmet İri̇adam, Hati̇ce Sert

Turkish Journal of Veterinary & Animal Sciences

Seroprevalence of Babesia ovis in Awassi sheep was studied in Urfa and environs between November 1997 and October 1998. A total of 607 serum samples were collected from sheep in 12 different localities, and tested for the presence of antibodies to B. ovis by using an indirect ELISA. Blood smears were also prepared from 110 sheep. The overall prevalence of B. ovis infection was 41.02%. B. ovis was only detected in two blood smears examined (1.82%). A total of 86 ticks were collected from the sheep during the study. Of the ticks examined, 17.44% were Rhipicephalus turanicus, 54.65% were Haemophysalis …

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Effect Of Dietary Vitamin A And Zinc On Egg Yield And Some Blood Parameters Of Laying Hens, Şule Kaya, H. Derya Umucalilar, Seyfullah Hali̇loğlu, Hüdai̇ İpek Jan 2001

Effect Of Dietary Vitamin A And Zinc On Egg Yield And Some Blood Parameters Of Laying Hens, Şule Kaya, H. Derya Umucalilar, Seyfullah Hali̇loğlu, Hüdai̇ İpek

Turkish Journal of Veterinary & Animal Sciences

The purpose of the present study was to examine the effects of vitamin A and zinc interaction in laying hens fed on diets supplemented with two different levels of vitamin A (0, 10.000 IU/kg) in combination with five different levels of zinc (0, 25, 50, 100, 200 mg/kg) on egg yield, plasma and yolk concentration of zinc, and the levels of plasma triglyceride and phosphorus for 12 weeks. Egg production, egg weight, feed intake, body weight and feed efficiency did not differ among the groups. Plasma and yolk zinc concentrations were affected only by zinc supplementation. An interaction between vitamin …

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Expression Of Bifunctional Genes Encoding Xylanase And \Beta(1,3-1,4)-Glucanase In Gram-Positive Bacteria, Mehmet Sai̇t Eki̇nci̇, Harry J. Flint Jan 2001

Expression Of Bifunctional Genes Encoding Xylanase And \Beta(1,3-1,4)-Glucanase In Gram-Positive Bacteria, Mehmet Sai̇t Eki̇nci̇, Harry J. Flint

Turkish Journal of Veterinary & Animal Sciences

The xylanase and \beta(1,3-1,4)-Glucanase activities encoding gene from the cellulolytic rumen anaerobe bacterium was cloned into Escherichia/Streptococcus shuttle vector for introduction into Gram-positive bacteria, including the rumen facultative anaerobe bacterium Streptococcus bovis. Activities due to the cloned gene decreased in the stationary phase in batch cultures of S. bovis, reflecting the sensitivity of the cloned enzymes to inactivation in the presence of accumulated lactic acid. Cloned gene activity was detected in the culture supernatant, indicating recognition of the cloned gene signal peptide by Gram-positive bacteria.

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Growth And Survival Of Simmental Calves Reared Outdoors In Individual Hutches, Necmetti̇n Ünal, Okan Ertuğrul, Orhan Alpan Jan 2001

Growth And Survival Of Simmental Calves Reared Outdoors In Individual Hutches, Necmetti̇n Ünal, Okan Ertuğrul, Orhan Alpan

Turkish Journal of Veterinary & Animal Sciences

The effects of outdoor raising on the survival and growth of Simmental calves in individual hutches were studied at Kazova State Farm, the location having a mixture of Black Sea and semiarid continental climate conditions. A total of 63 female calves born in each of the four seasons between March 1996 and February 1997 were used. The animals were kept in individual hutches for 3 months (preweaning period) and then in groups of 10 until 6 months of age (postweaning period). The mean birth weight was 38.92 kg, while average birth weights for the seasons ranged from 37.70 to 40.44 …

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Macroanatomical And Morphometric Investigation On The Maxillary Vein In Rabbits, Rifat Mutuş Jan 2001

Macroanatomical And Morphometric Investigation On The Maxillary Vein In Rabbits, Rifat Mutuş

Turkish Journal of Veterinary & Animal Sciences

Fifteen New Zealand rabbits were used in this study. Buffered saline solution was given through the common carotid artery to remove the blood from the cranial veins. The jugular vein was ligated prior to giving blue latex to 10 rabbits and blue Batson's No. 17 to 5 rabbits through the maxillary vein. Rabbits were left for 24 hours in order to let the latex harden and then they were transferred to 10% formaldehyde solution and dissected. Rabbits that were injected with Batson's No17 were kept in 33% KOH solution for 48 hours and corrosion casts were prepared. The diameters of …

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Diagnosis Of Lymphoid Leukosis (Ll) By Elisa (Enzyme-Linked Immunosorbent Assay) And Marek's Disease (Md) By If (Immunofluorescence) Test In Chickens, Selda Özbi̇lgi̇n, Ayşi̇n Şen, Mi̇hri̇ban Ülgen, K. Tayfun Çarli, Gürsel Sönmez, Özlem Özmen Jan 2001

Diagnosis Of Lymphoid Leukosis (Ll) By Elisa (Enzyme-Linked Immunosorbent Assay) And Marek's Disease (Md) By If (Immunofluorescence) Test In Chickens, Selda Özbi̇lgi̇n, Ayşi̇n Şen, Mi̇hri̇ban Ülgen, K. Tayfun Çarli, Gürsel Sönmez, Özlem Özmen

Turkish Journal of Veterinary & Animal Sciences

In this study, our aim was to diagnose lymphoid leukosis and Marek's disease, which are neoplastic diseases of chickens, by ELISA and Indirect Immunofluorescence Test (IIF), respectively. Samples (eggs and tissues) were selectively taken from the flocks suspected of having lymphoid leukosis and Marek's disease. The tissues were macroscopically and microscopically examined. Tissues belonging to some flocks showed typical lesions for lymphoid leukosis and Marek's disease. Seven broiler breede flocks and three commercial layer flocks were tested for avian leukosis virus (ALV) group specific antigen (p27) in the albumen. ALV p27 antigen was detected in five out of ten flocks. …

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The Effect Of Starter Culture Use In Pastırma Production On The Properties Of End Product, Muhammet İrfan Aksu, Mükerrem Kaya Jan 2001

The Effect Of Starter Culture Use In Pastırma Production On The Properties Of End Product, Muhammet İrfan Aksu, Mükerrem Kaya

Turkish Journal of Veterinary & Animal Sciences

The effects of three different starter preparations (Staphylococcus carnosus, Staphylococcus carnosus + Lactobocillus pentosus and Staphylococcus xylosus + Lactobacillus sakei) on the end product of pastırma were investigated. In the production of pastırma samples, dry curing was performed using NaCl, KNO_3, glucose and saccarose, and starter culture was added together with curing compounds to the meat. The starter culture used affected the counts of total aeophilic mesophilic Micrococcus/Staphylococcus and lactic acid bacteria. The Enterobacteriaceae counts were generally found to be below the detectable level (

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