Ovines

  • 文章类型: Journal Article
    抗球虫耐药性的发展和对药物残留的担忧促使人们对对抗疗法药物的替代品进行评估。在目前的研究中,与姜黄和生姜的抗球虫作用进行了比较。90只绵羊,自然感染艾美球虫。随机选择最低卵囊/克(OPG)计数高于5000的粪便,并分成6组,每组15只动物。动物补充了62.50mg/kg体重(bw)(GI)姜黄@200和300毫克/千克体重(GII和GIII)和生姜@200和300毫克/千克体重(GIV和GV),口服7天,GVI动物作为未处理的感染对照。在治疗前第0天和第8天收集粪便样本,14日,开始治疗后第21天和第28天,并使用粪便卵囊计数减少试验(FOCRT)进行评估。氨丙利的有效率为93.18%,96.82%,8日的95.56%和95.80%,14日,第21天和第28天,开始治疗后。姜黄@200mg/kgb.w.显示41.49%的功效,52.37%,61.47%和60.08%,姜黄@300毫克/千克体重为44.92%,54.32%,8th有效64.21%和61.95%,14日,第21天和第28天,分别。生姜@200mg/kgbw显示38.51%的功效,53.48%,55.38%和55.53%,生姜@300毫克/千克体重为39.65%,54.81%,8th有效57.18%和58.22%,14日,第21天和第28天,分别。结果证明了在临床球虫病中使用氨纶,而姜黄和生姜可用作天然的预防性替代品。
    Development of anticoccidial resistance and concerns of drug residues have prompted the evaluation of alternatives to allopathic drugs. In current study, anticoccidial effect of amprolium was compared with that of Curcuma longa and Zingiber officinale. Ninety (90) sheep, naturally infected with Eimeria spp. and having a minimum oocyst per gram (OPG) count of faeces above 5000 were randomly selected and divided into six groups of 15 animals each. Animals were supplemented with amprolium @ 62.50 mg/kg body weight (bw) (GI), turmeric @ 200 and 300 mg/kg bw (GII and GIII) and ginger @ 200 and 300 mg/kg bw (GIV and GV), orally for 7 days and GVI animals were kept as untreated infected control. Faecal samples were collected on \'0\' day before treatment and on 8th, 14th, 21st and 28th day after starting treatment and evaluated using Faecal oocyst count reduction test (FOCRT). The efficacy of amprolium was 93.18%, 96.82%, 95.56% and 95.80% on 8th, 14th, 21st and 28th day, after starting treatment. Turmeric @200 mg/kg b.w. showed efficacy of 41.49%, 52.37%, 61.47% and 60.08% and turmeric @ 300 mg/kg bw was 44.92%, 54.32%, 64.21% and 61.95% effective on 8th, 14th, 21st and 28th day, respectively. Ginger @200 mg/kg bw showed efficacy of 38.51%, 53.48%, 55.38% and 55.53% and ginger @ 300 mg/kg bw was 39.65%, 54.81%, 57.18% and 58.22% effective on 8th,14th, 21st and 28th day, respectively. The results justify use of amprolium for clinical coccidiosis while Curcuma longa and Gingiber officinale could be used as natural prophylactic alternatives.
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  • 文章类型: Journal Article
    这项研究的目的是评估含有仙人掌基因型的饮食对血浆睾酮水平的影响,睾丸组织病理学和组织形态学参数,和羔羊的氧化应激标志物。三十六个男性,完整的圣代羔羊(22.0±2.9公斤初始体重),到饲养场86天。使用了完全随机的设计,并进行了三种饮食处理(以Tifton-85干草为唯一粗饲料的对照饮食;还有另外两种饮食,其中Miúda或OEM仙人掌cladodes部分代替干草)和十二个重复。饮食对羔羊的睾丸重量(P=0.414)和性腺指数(P=0.384)没有影响。与对照组相比,饲喂Miúda仙人掌的羔羊的睾丸激素血清浓度几乎是对照组的两倍。接受对照饮食的动物睾丸实质病变的发生率和严重程度更高:生殖细胞上皮松动,支持细胞的生殖细胞脱皮和液泡化。饲喂OEM仙人掌束的羔羊的生精管直径和生精上皮的高度较高(P=0.003)。饲喂仙人掌的动物肾小管体积和Leydig细胞体积较高(P<0.05)。对照组羔羊的丙二醛水平高于OEM组(P=0.039),睾丸一氧化氮浓度高于对照组(P=0.009)。含有OEM仙人掌的饮食增加了超氧化物歧化酶的水平。我们的结果表明,含有仙人掌的饮食可促进对睾丸实质的抗氧化保护,并保留羔羊的生精过程。
    The aim of this study was to evaluate the effects of diets containing cactus cladodes genotypes on plasma testosterone levels, testicular histopathological and histomorphometric parameters, and oxidative stress markers in lambs. Thirty-six male, intact Santa Inês lambs (22.0 ± 2.9 kg initial body weight), were to feedlot for 86 days. A completely randomized design was used with three dietary treatments (control diet with Tifton-85 hay as the only roughage; and two more diets with Miúda or OEM cactus cladodes partially replacing hay) and twelve replicates. There was no influence of the diets on the testicular weight (P = 0.414) and gonadosomatic index (P = 0.384) of lambs. The testosterone serum concentrations were almost twice as higher in lambs fed Miúda cactus cladodes compared to control treatment. There was greater incidence and severity of lesions in the testicular parenchyma of animals that received control diet: loosening of germ cell epithelium, germ cell desquamation and vacuolization of Sertoli cells. The seminiferous tubule diameter and height of the seminiferous epithelium were higher in lambs fed OEM cactus cladodes (P = 0.003). The tubular volume and Leydig cells volume were higher in animals fed with cactus cladodes (P < 0.05). The levels of malondialdehyde were higher in the lambs of control group compared to OEM group (P = 0.039) and the testicular concentration of nitric oxide was higher in control group (P = 0.009). The diet containing OEM cactus cladodes increased the levels of superoxide dismutase. Our results indicate that diets containing cactus cladodes promote antioxidant protection to the testicular parenchyma and preserve the spermatogenic process of lambs.
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  • 文章类型: Journal Article
    UNASSIGNED: The use of agroindustrial by-products in ruminant nutrition to be an interesting alternative in order to reduce production costs and environmental impacts arising from the inadequate destination of residues. The initial step of beer production yields a large volume of wet brewer\'s grains all year around, which is available at a low cost and has a high nutritional quality, and hence a big potential for animal production.
    UNASSIGNED: Twenty-four Suffolk non-castrated male lambs, from simple parturition were kept in individual spots and allocated to four treatments constituted by four levels of substitution of sorghum silage by WBG (i.e.0; 33.5; 66.5 and 100% of substitution). It was used roughage: concentrate rate of 50:50, based on dry matter.
    UNASSIGNED: The ether extract intake increased while the acid detergent fiber intake decreased linearly (P ≤ 0.05). Substituion of sorghum silage by WBG did not change lambs\' feed DMI, daily weight gain and feed conversion.
    UNASSIGNED: The substitution of sorghum silage by WBG as roughage showed to be a viable alternative from the productive and economic point of view for finishing of feedlot lambs.
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  • 文章类型: Journal Article
    The present study aims to determine the age- wise, sex- wise and month-wise prevalence along with seasonal fluctuations of Trichuris spp. in ovines and caprines slaughtered during a 12 month period in local abattoirs in Srinagar region from August 2011 to July 2012. Adult parasites were identified on the basis of morphological characters (Soulsby Helminths, arthropods and protozoa of domes- 229 ticated animals, CLBS and Bailliere Tinda, London,1982). The highest prevalence (66.6 %) was in the month of Jan, 2012 whereas prevalence was lowest in the month of August 2011. Trichuris count in ovines increased in autumn (42.02 %), reached maximum levels in winter (59.37), and then tended to decline until spring (53.22 %) and reached minimum levels in summer (30.6 %), before increasing again in mid-autumn. Thus with respect to climatic conditions of area from which exotic ovines were imported, Trichuris prevalence was more prevalent in dry season(55.5 %) than in wet season (36.36 %). Moreover, an association was observed between sex and age of the host with prevalence of Trichuris infection. Of the representative examined samples, Trichuris infection was 44.07 % in female host comparative to 38.07 % infection in males (p > 0.05). Likewise young animals were more infected (53.8 %) than the adult ones (32.9 %) and kids (37.5 %). Moreover, Trichuris spp. were more prevalent in goats than in sheep(p < 0.05). Hence, it was concluded that prevalence of Trichuris spp. infecting ovines varied with respect to season, age and sex.
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  • 文章类型: Journal Article
    Chlamydia and Chlamydia-related bacteria are known to infect various organisms and may cause a wide range of diseases, especially in ruminants. To gain insight into the prevalence of these bacteria in the ruminant environment, we applied a pan-Chlamydiales PCR followed by sequencing to 72 ruminant environmental samples from water, feed bunks and floors. Chlamydiales from four family-level lineages were detected indicating a high biodiversity of Chlamydiales in ruminant farms. Parachlamydiaceae were detected in all three types of environmental samples and was the most abundant family-level taxon (60%). In contrast, only one bacterium from each of the following family-level lineages was identified: Chlamydiaceae, Criblamydiaceae and Simkaniaceae. The observed high prevalence of Parachlamydiaceae in water samples may suggest water as the main source of contamination for ruminants as well as their environment due to spoilage. The absence of reported infections in the investigated ruminant farms might indicate that either detected Chlamydiales are of reduced pathogenicity or infective doses have not been reached.
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  • 文章类型: Journal Article
    BACKGROUND: The cultural heritage of Sardinian shepherds is rapidly vanishing and survives in the memory of elderly people. The objective of our study was not only to report the usage of plants and their preparation for administration but also the use of other remedies of different origin arising from traditional ethno-veterinary knowledge, as Sardinian shepherds were used to employ plants, animals, minerals and combinations of several substances to prepare remedies for prophylaxis or therapy on their animals.
    METHODS: The work was carried out in rural areas of the island of Sardinia (Italy) by interviewing shepherds and filling questionnaires in order to record ethno-veterinary practices traditionally used for animal health care.
    RESULTS: Ethno-veterinary remedies traditionally utilised for treatments of small ruminants against ecto-and endo-parasites, gastrointestinal diseases, viral and bacterial diseases, wounds, sprains and bruises were identified. Non herbal remedies outnumbered the herbal ones, as usually plant species were mainly used for the care of cattle and equines. A total of 150 ethno-veterinary uses were documented for the treatment of 33 animal conditions, a detailed account of the formulations and their administration to sheep and goats was provided. Herbal remedies involved the use of twenty two spontaneous species and seven cultivated species.
    CONCLUSIONS: This study identifies remedies used in ethno-veterinary practices for small ruminants care in Sardinia, the second major Mediterranean island which has agro-pastoral activities dating back to Neolithic. Moreover, the danger of losing oral traditions, and the increasing attention towards traditional remedies as potential sources of natural products for improving animal health and welfare, support the interest of our survey.
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