共查询到17条相似文献,搜索用时 78 毫秒
1.
三河马血液遗传标记的研究 总被引:2,自引:0,他引:2
采用聚丙烯酰胺凝胶电泳对25匹三河马血清中白蛋白(ALB)、酯酶(Es)、α1-B糖蛋白(A1B)和维生素D结合蛋白(GC)进行了检测,结果发现:在4个位点中,白蛋白(ALB)和酯酶(Es)位点呈现多态性,其中在白蛋白(ALB)位点发现3个基因型,即AA、AB和BB,由等位基因ALB^A和ALB^B控制,其基因频率分别为0.40和0.60;在酯酶(Es)位点发现4个基因型,即FF、II、FI和IS,由等位基因Es^f,Es^I和Es^S控制,其基因频率分别为0.40,0.56和0.04,而α1-B糖蛋白(A1B)、维生素D结合蛋白(GC)2个位点均呈现单态性。 相似文献
2.
中国矮马血液遗传标记的初步研究 总被引:3,自引:0,他引:3
采用聚丙烯酰胺凝胶电泳对16匹中国矮马血清中白蛋白(ALB)、酯酶(ES)、α1-B糖蛋白(A1B)和维生素D结合蛋白(GC)进行了检测。结果发现:在4个位点中,白蛋白(ALB)和酯酶(ES)位点呈现多态性,而α1-B糖蛋白(A1B)、维生素D结合蛋白(GC)2个位点均呈现单态性。在白蛋白(ALB)位点发现3个基因型,即AA、AB和BB,由等位基因ALB^A和ALB^B控制,其基因频率分别为0.3125和0.6875;在酯酶(ES)位点发现4个基因型,即FS、II、FF和FI,由等位基因ES^s、ES^1和Es^f控制,其基因频率分别为0.1875,0.281和0.5313。 相似文献
3.
三河马血红蛋白的遗传多态性 总被引:2,自引:0,他引:2
采用等电聚焦电泳对25匹三河马进行了血红蛋白多态性的检测,结果表明:该位点共发现有4种基因型,由3个等位基因HbT^BⅡ、HbBIt Hb^AⅡ控制,基因型BⅡ/BⅡ、BI/BⅡ、Bi/BI和AⅡ/BⅠ的频率分别为0.08,0.52,0.36和0.04,其中杂合型BI/BⅡ为优势基因型,等位基因Hb^BⅡ、Hb^BI和HbA^Ⅱ的频率分别为0.34,0.64和0.02。基因杂合度、个体识别概率和亲仔关系排除概率分别为0.47,0.59和0.20。 相似文献
4.
三河马运铁蛋白型的研究 总被引:4,自引:0,他引:4
采用聚丙烯酰胺凝胶电泳对 2 5匹三河马血清样品进行了分析。发现 1 2个运铁蛋白表现型 ,即DD ,F2 F2 ,RR ,DF2 ,DH2 ,DR ,F1 R ,F2 H2 ,F2 O ,F2 R ,H2 R和OR。其中F2 F2 ,DF2 和OR所占的比例最高 ,分别为 32 % ,1 6 %和 1 2 % ,其他表现型的比例都小于 8%。运铁蛋白型由 6个共显性常染色体等位基因控制 ,即TfD,TfF1 ,TfF2 ,TfH2 ,TfO 和TfR,其基因频率分别为 0 1 6,0 0 2 ,0 48,0 0 6 ,0 1 0和 0 1 8。基因杂合度 (H)和亲权排除概率 (PE)分别为 0 70和 0 47。 相似文献
5.
三河马蛋白酶抑制剂的遗传多态性 总被引:1,自引:0,他引:1
采用酸性梯度聚丙烯酰胺凝胶电泳对三河马蛋白酶抑制剂的多态性进行了检测,结果如下:在蛋白酶抑制剂位点共发展11种表型,由6个等位基因PI^G、PI^1、PI^L、PI^N、PI^s和PI^U控制,基因型GL、IL、IN、IS、IU、LN、LS、LU、NS、SU和LL的频率分别为0.04,0.04,0.04,0.12,0.08,0.16,0.08,0.04,0.04和0.32,其中纯合型LL为优势基因型,等位基因PI^G、PI^I、PI^L、PI^s和PI^U的频率分别为0.020,0.120,0.520,0.080,0.140和0.120,单位点基因杂合度(H)、个体鉴别概率(Dp)和亲仔关系排除概率(PE)分别为0.674、0.835和0.369。 相似文献
6.
采用酸性梯度聚丙烯酰胺凝胶电泳对三河马蛋白酶抑制剂的多态性进行了检测.结果如下在蛋白酶抑制剂位点共发现11种表型,由6个等位基因PIG、PI1、PIL、PIN、PIS和PIU控制.基因型GL、IL、IN、IS、IU、LN、LS、LU、NS、SU和LL的频率分别为0.04,0.04,0.04,0.04,0.12,0.08,0.16,0.08,0.04,0.04和0.32,其中纯合型LL为优势基因型.等位基因PIG、PII、PIL、PIN、PIs和PIU的频率分别为0.020,0.120,0.520,0.080,0.140和0.120.单位点基因杂合度(H)、个体鉴别概率(Dp)和亲仔关系排除概率(PE)分别为0.674、0.835和0.369. 相似文献
7.
8.
两种山羊及杂交代血液生化遗传标记研究(I) 总被引:1,自引:0,他引:1
用聚丙烯酰胺垂直平板电泳法,研究安哥拉山羊,山谷型藏山羊及杂种F1,F2血液中Hb,Alb,TfAKP,Es,LDH,Am等基因座表明,血液Hb,Alb,LDH,Am呈单态,血液Tf,AKP,Es等基因座呈多态,Tf基因座有三种基因型(AA,AB,BB)由A基因和B基因控制,AKP有两种基因型(AKPF,AKPO)。Es带类型复杂,可分为三区:Es-I呈红色,Es-Ⅱ呈褐色,Es-Ⅲ呈紫褐色,运用 相似文献
9.
陕西马种血液蛋白遗传标记特征及聚类分析 总被引:4,自引:0,他引:4
利用血液蛋白多态性标记陕西各马种遗传结构,证实了它们相互间的遗传差异,Tf位点,宁强矮马和中型马具有其它马种没有的E基因;Es位点,山地型关中马有其它马种所没有的D基因,同时该位点6-8条带型者多达15.2%,舍饲型关中马Pr位点缺A基因,Pa位点缺D基因。 相似文献
10.
血液蛋白的多态性在驼科动物,尤其是在双峰驼(Bactrianus Camel)上的研究报道很少。到目前为止,仅有W.J.Willer等人(1985)对原驼(Lama guanicoe)、马驼(Lama glama)及其杂种的运铁蛋白的多态性以及Cabannes(1963)对美洲驼的血红蛋白的多态性作了报道。 双峰驼广泛分布在我国甘肃河西走廊的荒漠和半荒漠草原上,为该区主要畜种之一。为了摸清该地区双峰驼的种质资源,为保种选育提供科学依据,我们对甘肃酒泉地区安西县和武威地区民勤县136峰骆驼(公母各半)的血样,进行聚丙烯酰胺凝胶电泳,测定了血红蛋白(Hb)、血清白蛋白(Al)、后白蛋白(Pa)和血清运铁蛋白(Tf)。 相似文献
11.
12.
13.
本研究以1986年中国自主培育兼用牛新品种--三河牛,在内蒙古海拉尔谢尔塔拉种牛场核心群5 257头1998-2012年20 949条繁殖记录为研究材料,以青年牛首次妊娠日龄、青年牛首次产犊日龄、成母牛妊娠期、成母牛空怀期、产犊间隔为研究对象,用SAS 9.13、DMU软件对数据进行处理,采用AI-REML结合EM算法并配合多性状动物模型对各性状影响因素方差组分进行估计,估算出各性状遗传力,并利用各性状育种值分析其遗传趋势.结果显示,青年牛首次妊娠日龄、青年牛首次产犊日龄、成母牛妊娠期、成母牛空怀期、产犊间隔遗传力分别为0.0552、0.0638、0.0527、0.1096、0.0844,繁殖性状除成母牛空怀期遗传力为0.1096外,其余均小于0.1,属于低遗传力性状.青年牛首次妊娠日龄、青年牛首次产犊日龄、成母牛妊娠期、成母牛空怀期、产犊间隔育种值遗传趋势总体上无明显下降趋势,三河牛繁殖性能保持良好.该试验结果为三河牛优化育种方案、提高选种准确性提供重要理论依据. 相似文献
14.
DONG Gang-hui ZHANG Xu WANG Ya-chun WU Hong-jun LIU Ai-rong ZHANG Yi WANG Dong-sheng CUI Jiu-hui 《中国畜牧兽医》2015,42(6):1547-1552
This study was conducted on 20 949 reproductive records from 1998 to 2012 of 5 257 Sanhe cattle in Xiertala cattle farm,Inner Mongolia,which was a synthetic breed formed in China in 1986.Age at first pregnancy in heifer (AFPH),age at first calving in heifer (AFCH),gestation length in cow (GLC),days open in cow (DOC),and calving interval in cow (CIC) were considered for genetic evaluation.SAS 9.13 and DMU software were used for data processing,and AI-REML combined EM algorithm based on multiple traits animal model was employed for estimating variance components.The heritability for each trait were then calculated,and breeding value was used to analyze the genetic trends.The results showed that the estimated heritabilities of age at first pregnancy in heifer,age at first calving in heifer,gestation length in cow,days open in cow,calving interval in cow were 0.0552,0.0638,0.0527,0.1096 and 0.0844,respectively.The heritabilities were all less than 0.1 except days open (0.1096),indicating these were low inheritable traits.In general,trends of EBVs for each trait didn't show any defined progresses and indicating good reproductive performance maintained in Sanhe cattle.These results lay a theoretical foundation for optimizing breeding programs and improving the accuracy of selection in Sanhe cattle. 相似文献
15.
Frank M. Andrews DVM MS Robert L. Hamlin DVM PhD Penny S. Stalnaker DVM 《Journal of veterinary internal medicine / American College of Veterinary Internal Medicine》1990,4(4):183-186
Whole blood viscosity (WBV) was measured on six healthy horses and ten horses presented for colic surgery. A Wells-Brookfield cone-and-plate microviscometer at 6 rpm was used to determine WBV and WBV was adjusted for packed cell volume (PCV). The ten colic horses were divided into two groups: five horses that died or were euthanatized (group 1) and five horses that were discharged after surgery and medical therapy (group 2). The mean WBV for each group was compared using analysis of variance followed by Duncan multiple-range tests. Mean WBV of group 2 (5.81 +/- 1.48 centipoise [cp]) and normal horses (7.1 +/- 2.3 cp) was significantly (P less than 0.01) lower than group 1 (17.15 +/- 5.71 cp). This preliminary trial shows that horses that died or were euthanatized had a significantly higher WBV than horses surviving. Since viscosity was adjusted for PCV, the differences may represent changes in other factors such as fibrinogen, rouleaux formation, red blood cell deformability, PaO2, or intracellular calcium ion concentration. Thus, increases in WBV in horses with colic may indicate severely compromised regional perfusion that may lead to significant tissue damage. In this preliminary study, it appears that WBV may be a prognostic aid in horses with colic. 相似文献
16.
蒙古马血液蛋白(酶)遗传多态性及聚类分析 总被引:3,自引:0,他引:3
采用垂直平板不连续聚丙烯酰胺凝胶电泳技术对221匹蒙古马(包括乌珠穆沁马、乌审马、锡尼河马和巴尔虎马)的8种血液蛋白进行多态性检测。计算了各位点的基因型频率、等位基因频率、遗传杂合度,并通过聚类分析探讨了群体间的亲缘关系和遗传距离。结果表明:除α1-B糖蛋白(A1B)位点呈现为单态外,其余7个蛋白(酶)位点均在不同程度上表现出多态。8个蛋白(酶)位点的平均杂合度分别为:乌珠穆沁马0.3296,乌审马0.3056,锡尼河马0.3783和巴尔虎马0.3666。对Nei氏标准遗传距离进行聚类分析,发现巴尔虎马和锡尼河马之间的遗传距离最近,它们与乌珠穆沁马和乌审马的遗传距离相对较远。 相似文献