Search Results - "Sales, José Nelio de Sousa"
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Factors affecting pregnancy rates after ovum pick up-derived embryo transfer in lactating Holstein recipients under tropical conditions
Published in Ciência e agrotecnologia (01-10-2015)“…High milk production, heat, physiological status and management impair reproduction in Holstein cows. The use of in vivo-produced embryos has been reported as…”
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2
Different times to perform timed artificial insemination when using a P4/E2/eCG-based protocol in buffalo
Published in Ciência rural (01-01-2020)“…The aim of this study was to evaluate different times for timed artificial insemination (TAI) in buffalo submitted to a P4/E2/eCG-based protocol. In this…”
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3
Genetic market in cattle (Bull, AI, FTAI, MOET and IVP): financial payback based on reproductive efficiency in beef and dairy herds in Brazil
Published in Animal reproduction (17-08-2018)“…A number of reproductive biotechnologies are currently available to multiply offspring from high genetic merit animals to enhance reproductive efficiency and…”
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4
Effect of a new device for sustained progesterone release on the progesterone concentration, ovarian follicular diameter, time of ovulation and pregnancy rate of ewes
Published in Animal reproduction science (01-04-2015)“…This study evaluated the effectiveness of a new progesterone intravaginal device (DPR) in ewes through four experiments: Experiment 1 compared the circulating…”
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5
Is estradiol valerate an alternative to estradiol benzoate in promoting the synchronization of ovulation and timed artificial insemination in suckled Bos indicus beef cows?
Published in Theriogenology (01-04-2024)“…The objective of the present study was to evaluate the effect of estradiol valerate administered at the beginning of the ovulation synchronization protocol on…”
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6
Biochemical profile and oocyte quality of primiparous Bos indicus cows submitted to a timed artificial insemination protocol
Published in Theriogenology (01-08-2024)“…The objective of this study was to verify the causes of the lower response of primiparous Bos indicus cows to the ovulation synchronization protocol. Two…”
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7
Injectable progesterone for estrus and ovulation induction in seasonal anestrous ewes
Published in Livestock science (01-11-2022)“…•A serum concentration curve after administration of long-acting injectable progesterone in anestrus ewes was determined.•Injectable P4 allowed serum…”
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Treatment with estradiol cypionate at progesterone withdrawal reduces handling without compromising the pregnancy rate to timed-AI in buffalo
Published in Theriogenology (01-11-2020)“…The aim of this study was to determine if treatment with estradiol cypionate (EC) at the time of P4 withdrawal induced ovulation in a synchronization/timed-AI…”
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9
Characteristic MALDI-MS lipid profiles of Gir, Holstein and crossbred (Gir x Holstein) oocytes recovered by ovum pick-up
Published in Livestock science (01-01-2021)“…•A wide-range MALDI-MS lipid characterization of dairy breeds oocytes were provided.•The lipid profiles of the oocytes could be discriminated between the pure…”
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10
Administration of PGF2α during the periovulatory period increased fertilization rate in superovulated buffaloes
Published in Theriogenology (15-03-2020)“…The aim of the present study was to determine the recovery of embryonic structures (ova/embryos) and fertilization rate in superovulated buffaloes treated with…”
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11
Lack of effect of melatonin on ovarian function and response to estrous synchronization and fixed-time AI during the nonbreeding season in lactating dairy buffalo (Bubalus bubalis)
Published in Animal reproduction science (01-08-2021)“…The present study was conducted to examine whether pretreatment with melatonin would enhance ovarian follicular functions and increase response to estrous…”
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12
Evolution over the last 40 years of the assisted reproduction technologies in cattle - the Brazilian perspective I - timed artificial insemination
Published in Animal reproduction (01-01-2024)“…The reproductive efficiency of the herd is correlated with higher productivity in livestock. Reproduction biotechniques, such as ovulation synchronization…”
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13
LH surge in response to the treatment with GnRH analog or estradiol in ovariectomized buffaloes with or without progesterone pre-exposition
Published in Livestock science (01-02-2014)“…The aim of the present study was to evaluate the LH surge after EB (estradiol benzoate) or GnRH administration with or without P4 (progesterone) pre-exposure…”
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14
Pre-TAI protocol strategies to increase reproductive efficiency in beef and dairy cows
Published in Animal reproduction (23-10-2019)“…Ovulation synchronization protocols are well established in beef and dairy cows. However, the protocol response rate is around 70-90%. In beef cows, factors…”
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Intrinsic and extrinsic factors that influence ovarian environment and efficiency of reproduction in cattle
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16
Administration of PGF 2α during the periovulatory period increased fertilization rate in superovulated buffaloes
Published in Theriogenology (15-03-2020)“…The aim of the present study was to determine the recovery of embryonic structures (ova/embryos) and fertilization rate in superovulated buffaloes treated with…”
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17
Progesterone production in superovulated holstein heifers and in crossbred recipient of embryo supplemented with betacarotene and tocopherol
Published in Ciência e agrotecnologia (01-08-2011)“…Two experiments were conducted to evaluate the effect of the intramuscular injection of betacarotene associated to tocopherol on the plasma concentration…”
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18
Evolution over the last 40 years of the assisted reproductive technologies in cattle - the Brazilian perspective for embryo transfer and resynchronization programs (part II)
Published in Animal reproduction (2024)“…The productivity of the beef and dairy industries depends directly on the reproductive efficiency and genetic gain of the herd, which are directly associated…”
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19
Redução da primeira dose de GnRH em vacas holandesas de alta produção sincronizadas com Ovsynch ou Heatsynch
Published in Brazilian journal of veterinary research and animal science (01-04-2010)“…O objetivo desse estudo foi avaliar o efeito da redução da primeira dose de GnRH (10 vs 20 µg) e do tipo de protocolo de sincronização para a IATF (Ovsynch e…”
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20
Different times to perform timed artificial insemination when using a P4/E2/eCG-based protocol in buffalo/Momentos diferentes para executar a inseminacao artificial em tempo fixo utilizando o protocolo a base de P4/E2/eCG em bufalas
Published in Ciência rural (01-04-2020)“…The aim of this study was to evaluate different times for timed artificial insemination (TAI) in buffalo submitted to a P4/E2/ eCG-based protocol. In this…”
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