Ubaldo Aguilar, J. H. Cerón, Yesmín Domínguez, C. G. Gutiérrez
{"title":"口服甘油处理山羊的排卵率、繁殖率和妊娠率","authors":"Ubaldo Aguilar, J. H. Cerón, Yesmín Domínguez, C. G. Gutiérrez","doi":"10.21753/VMOA.3.1.360","DOIUrl":null,"url":null,"abstract":"Veterinaria Mexico OA ISSN: 2448-6760 Cite this as: Aguilar U, Hernandez Ceron J, Dominguez Y, Gutierrez C. Ovulation rate, prolificacy and pregnancy rate in goats treated with oral glycerol. Veterinaria Mexico OA. 2016;3(1). doi: 10.21753/vmoa.3.1.360 This study tested whether the oral administration of glycerol at the time of progestin removal and in the first 6 days of the estrous cycle increased the ovulation rate, prolificacy, and pregnancy rate in goats. Intravaginal sponges impregnated with fluorogestone acetate were inserted into 129 goats for 12 days; upon sponge removal, goats were randomly assigned to one of the two following treatment groups: the glycerol group (n = 65), which received an oral drench of 100 mL of glycerol upon sponge removal and was repeated on days 0, 2, 4, and 6 following estrus (estrus = day 0), and the control group (n = 64), which did not receive glycerol. The goats in estrus were mated, and their ovulation rate was determined by ultrasonography between days 8 and 12 of the estrous cycle. Pregnancy was diagnosed by ultrasonography on day 40, and the prolificacy was determined at birth. In 6 goats treated with glycerol and 5 controls, their insulin concentrations at 0, 2, 4, 8, and 12 h after the glycerol drench were determined by radioimmunoassay. The proportion of goats with multiple ovulations (glycerol = 71 vs control = 64) and the proportion of goats with multiple births (glycerol = 52 vs control = 56) were similar (P > 0.05) between treatments. Likewise, the pregnancy rate was similar (P > 0.05) between treatments (glycerol = 88 vs control = 85%). The insulin concentrations tended to be higher in goats treated with glycerol (P = 0.08). In conclusion, an oral drench of 100 mL of glycerol at the time of progestin withdrawal and in the first 6 days of the estrous cycle did not increase the ovulation rate, prolificacy, or pregnancy rate in goats. Figure 1. A schematic overview of the treatments.","PeriodicalId":49387,"journal":{"name":"Veterinaria Mexico","volume":null,"pages":null},"PeriodicalIF":0.2000,"publicationDate":"2016-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.21753/VMOA.3.1.360","citationCount":"0","resultStr":"{\"title\":\"Tasa de ovulación, prolificidad y tasa de gestación en cabras tratadas con glicerol por vía oral\",\"authors\":\"Ubaldo Aguilar, J. H. Cerón, Yesmín Domínguez, C. G. Gutiérrez\",\"doi\":\"10.21753/VMOA.3.1.360\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Veterinaria Mexico OA ISSN: 2448-6760 Cite this as: Aguilar U, Hernandez Ceron J, Dominguez Y, Gutierrez C. Ovulation rate, prolificacy and pregnancy rate in goats treated with oral glycerol. Veterinaria Mexico OA. 2016;3(1). doi: 10.21753/vmoa.3.1.360 This study tested whether the oral administration of glycerol at the time of progestin removal and in the first 6 days of the estrous cycle increased the ovulation rate, prolificacy, and pregnancy rate in goats. Intravaginal sponges impregnated with fluorogestone acetate were inserted into 129 goats for 12 days; upon sponge removal, goats were randomly assigned to one of the two following treatment groups: the glycerol group (n = 65), which received an oral drench of 100 mL of glycerol upon sponge removal and was repeated on days 0, 2, 4, and 6 following estrus (estrus = day 0), and the control group (n = 64), which did not receive glycerol. The goats in estrus were mated, and their ovulation rate was determined by ultrasonography between days 8 and 12 of the estrous cycle. Pregnancy was diagnosed by ultrasonography on day 40, and the prolificacy was determined at birth. In 6 goats treated with glycerol and 5 controls, their insulin concentrations at 0, 2, 4, 8, and 12 h after the glycerol drench were determined by radioimmunoassay. The proportion of goats with multiple ovulations (glycerol = 71 vs control = 64) and the proportion of goats with multiple births (glycerol = 52 vs control = 56) were similar (P > 0.05) between treatments. Likewise, the pregnancy rate was similar (P > 0.05) between treatments (glycerol = 88 vs control = 85%). The insulin concentrations tended to be higher in goats treated with glycerol (P = 0.08). In conclusion, an oral drench of 100 mL of glycerol at the time of progestin withdrawal and in the first 6 days of the estrous cycle did not increase the ovulation rate, prolificacy, or pregnancy rate in goats. Figure 1. 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Tasa de ovulación, prolificidad y tasa de gestación en cabras tratadas con glicerol por vía oral
Veterinaria Mexico OA ISSN: 2448-6760 Cite this as: Aguilar U, Hernandez Ceron J, Dominguez Y, Gutierrez C. Ovulation rate, prolificacy and pregnancy rate in goats treated with oral glycerol. Veterinaria Mexico OA. 2016;3(1). doi: 10.21753/vmoa.3.1.360 This study tested whether the oral administration of glycerol at the time of progestin removal and in the first 6 days of the estrous cycle increased the ovulation rate, prolificacy, and pregnancy rate in goats. Intravaginal sponges impregnated with fluorogestone acetate were inserted into 129 goats for 12 days; upon sponge removal, goats were randomly assigned to one of the two following treatment groups: the glycerol group (n = 65), which received an oral drench of 100 mL of glycerol upon sponge removal and was repeated on days 0, 2, 4, and 6 following estrus (estrus = day 0), and the control group (n = 64), which did not receive glycerol. The goats in estrus were mated, and their ovulation rate was determined by ultrasonography between days 8 and 12 of the estrous cycle. Pregnancy was diagnosed by ultrasonography on day 40, and the prolificacy was determined at birth. In 6 goats treated with glycerol and 5 controls, their insulin concentrations at 0, 2, 4, 8, and 12 h after the glycerol drench were determined by radioimmunoassay. The proportion of goats with multiple ovulations (glycerol = 71 vs control = 64) and the proportion of goats with multiple births (glycerol = 52 vs control = 56) were similar (P > 0.05) between treatments. Likewise, the pregnancy rate was similar (P > 0.05) between treatments (glycerol = 88 vs control = 85%). The insulin concentrations tended to be higher in goats treated with glycerol (P = 0.08). In conclusion, an oral drench of 100 mL of glycerol at the time of progestin withdrawal and in the first 6 days of the estrous cycle did not increase the ovulation rate, prolificacy, or pregnancy rate in goats. Figure 1. A schematic overview of the treatments.
期刊介绍:
Veterinaria México OA (ISSN 2448-6760) is an online scientific journal edited by Universidad Nacional Autónoma de México (UNAM). The journal is Open Access and follows UNAM''s initiative, to transmit knowledge free of charge to the readership and authors, with no Article Processing Charges.
This journal publishes advances in Veterinary Sciences and Animal Production, and to reach more lectures across the world the journal was updated since 2014 from its predecessor printed in paper Veterinaria México (ISSN 0301-5092) and its digital version (ISSN 2007-5472).