SBTE ONLINE – TRABALHOS

TRABALHOS CIENTÍFICOS

Chegou o momento de apreciar o que há de mais atual na pesquisa em biotécnicas reprodutivas. Assista aos vídeos de apresentação e também leia o material explicativo de apoio.

LIVRARIA 

CONTEÚDOS 

MEDVET

ANAIS

RESUMOS

TÍTULO DO RESUMO

iatf/tetf/ia

1. Dose-dependent effects of estradiol benzoate for resynchronization of ovulation at 14 days after timed artificial insemination in beef cows

2. Relato de Caso: Intensificando o manejo reprodutivo com o objetivo de aumentar o resultado zootécnico de fazendas de cria

3. Evidence of negative relationship between reproductive performance and feed efficiency in Nelore (Bos indicus) heifers submitted to TAI.

4. Color Doppler ultrasonography on follicular dynamics in Holstein cows with high or low antral follicle count

5. Mineral supplementation with beta-carotene and vitamins and their effect on reproductive performance in TAI beef cows kept on pasture conditions

6. Fertility of lactating Holstein cows initiating the FTAI protocol with estradiol benzoate or GnRH, and receiving or not GnRH 2 days later

8. Influência de dias entre parto e início do protocolo de IATF na taxa de prenhez de vacas de corte inseminadas em tempo fixo

9. Use of automated monitoring device to detect heat in Holstein (Bos taurus) and Gir (Bos indicus) cows

10. Evaluation of pregnancy rates in milk buffaloes submitted to FTAI with ovsynch or P4/E2 and ECG based protocols with refrigerated or frozen semen during favorable and unfavorable breeding season

11. Effect of increasing PGF2alfa dose during TAI protocol based on P4 and Estradiol Benzoate on conception of lactating dairy cows

12. Evaluation of treatment response to benzoate or 17B-estradiol (associated with P4) at the beginning of TAI protocol

13. Effects of some factors on gestation period in the Girolando herd of PESAGRO-RIO (1990-2019)

14. Treatment with levamisole phosphate (Biopersol) at the onset of TAI protocol improves reproductive and productive performance of Nelore females

15. Serum profile of different doses of injectable progesterone in Bos indicus cows submitted to a timed artificial insemination protocol

16. Increasing 12 h of intravaginal device permanence allows greater estrus synchrony but lower pregnancy rates in artificially inseminated acyclic dairy goats

17. Conception rates may be reduced in cows receiving PGF2α at the moment of AI when high estrus expression is displayed

18. The application of PGF2α at the moment of timed-AI did not increase the success of pregnancy in cows inseminated with sexed semen

19. A redução da permanência do dispositivo intravaginal de P4 de 8 para 7 dias aumenta a taxa de prenhez de novilhas Nelore (Bos indicus) submetidas à IATF em fazendas que utilizam suplementação nutricional

20. Comparison of the preovulatory follicular dynamics induced by kisspeptin or eCG in ewes

21. Association between sperm hyperactivation and estrus on fertility in timed AI postpartum cows

22. The use of progestogens preceding the early pregnancy diagnosis and its effects on caprine corpus luteum

23. Effect of the delay in the artificial insemination in cows with less ovulatory competence

24. Effect of long-acting progesterone use at early diestrus on pregnancy maintenance in beef and dairy recipient cattle

25. Body condition score index (BCSi): a new approach to evaluate the effect of BCS on fertility of timed AI beef cows

26. Relação do escore de condição corporal e da categoria da matriz com a taxa de prenhez em programas comerciais de IATF em larga escala no rebanho de corte

27. Adjustments in fixed-time AI to benefit Bos indicus sires with lower fertility

28. Efeito da dose e momento de administraçã da eCG em protocolos de IATF sobre o crescimento folicular de vacas de corte em anestro pós-parto

30. Estradiol valerate is a great alternative to estradiol benzoate to promote the synchronization of ovulation and timed artificial insemination in suckled Bos indicus beef cows

31. Retrospective study of pregnancy loss in Nelore cows submitted to fixed-time AI protocols with or without GnRH at the time of AI

32. Supplementation of injectable progesterone on the beginning of timed artificial insemination protocol in high-producing lactating Holstein dairy cows

33. Does estrus synchronization based on estrogen-induced pseudopregnancy affect embryonic production and development in gilts?

34. Pregnancy losses in properties using timed artificial insemination in Mato Grosso do Sul

35. Association of controlled light program, cloprostenol and gonadotropins for synchronous estrus induction and fixed time artificial insemination in dairy goats during the non-breeding season: preliminary results

36. Efeitos da suplementação mineral e vitamínica injetável na fertilidade de vacas leiteiras em protocolo de IATF

37. Administration of GnRH at AI increases pregnancy rate of suckled Nelore cows that received iP4 prior to ovulation synchronization and without estrus demonstration

38. Effect of time of permanence (7 vs. 8 days) of intravaginal progesterone devices on follicular dynamics and pregnancy rate of Nelore (Bos indicus) heifers.

39. Fertility of Bos taurus cows submitted to a 7-day fixed-time AI protocol receiving 0.5 or 1.0 mg of estradiol cypionate as ovulation inducer and with or without GnRH at the time of AI

40. The influence of the number of antral follicles on in vitro production of Senepol embryos

41. Influence of chute exit speed score under the pregnancy rate in Nelore dams submitted to timed artificial insemination

42. Efeito da substituição do eCG pelo FSH em protocolos de sincronização do estro de ovelhas inseminadas por laparoscopia

44. Treatment with EB or injectable P4 in Nellore (Bos indicus) heifers on day 14 of doppler resynchronization protocol for TAI

45. Fertility of Nelore heifers submitted to 7 or 9d fixed-time artificial insemination protocols with prostaglandin F2α administered at different times of the protocol

46. Influence of the analogue and dose of GnRH on the LH release and ovulatory response in Bos indicus heifers and cows with high circulating progesterone

47. Hormonal combinations aiming to optimize fertility outcomes of Nelore cows submitted to 7-d fixed-time AI protocols

48. Efeito da dose e momento de administração da eCG em protocolos de IATF sobre as taxas de cio e prenhez de vacas de corte em anestro pós-parto.

49. Efeito de diferentes marcas de eCG na taxa de prenhez de vacas Nelore paridas submetidas à IATF

50. Efeitos da antecipação na aplicação de Prostaglandina F2α (PGF2α) sobre as taxas de prenhez em protocolos de IATF

51. Efficiency of super-early resynchronization protocol without eCG or PGF use in Nellore (Bos indicus) cows

52. Influência da época da entrada na estação de monta sobre a taxa de prenhez IATF em programas comerciais em larga escala de rebanhos de corte

53. Effect of the recipient (lactating Holstein cow or crossbred beef cow) on the productive and reproductive performance of Holstein calves generated by in vitro fertilization.

opu-fiv/te

54. Improvement of IVEP program with follicular wave synchronization in cows with high antral follicle count

55. Effect of the use of resveratrol associated with silica nanoparticles during in vitro maturation of bovine oocytes

56. Efeito da angiotensina -(1-7) na produção in vitro de embriões bovinos

57. Transcervical embryo recoveries in Santa Inês ewes subjected to short- or long-term superovulatory protocols

58. Cervical relaxation protocol without estradiol benzoate is efficient to allow transcervical uterine flushing in Dorper ewes

59. Circulating IGF1 and glucose relation to in vitro embryo production in young Gyr (Bos indicus) donors

60. Effect of Astaxanthin supplementation on oocyte quality and in vitro embryo development of Holstein cows

61. The use of exogenous progesterone in sheep superovulation protocols influences the percentage of viable embryos

62. Number of oocytes used for intra-follicular transfer of immature oocytes (IFIOT) does not affect nuclear maturation of bovine oocytes

63. ZAR1 gene expression is altered in immature oocytes of prepubertal Gyr heifers that do not respond to ovulation induction protocol

64. Effect of three-dimensional in vitro culture on bovine embryo production

65. Ovum pick-up during pregnancy improves the in vitro embryo production in Holstein heifers

66. Reproductive seasonality influences oocyte and embryonic competence but not uterine receptivity in buffaloes

67. Risk factors for and impact of inflammatory diseases on maintenance of pregnancy in dairy cows after embryo transfer

68. Circulating IGF1 and glucose relation to in vitro embryo production in young Holstein (Bos taurus) donors

69. Season and donor breed effects on gene expression in bovine oocytes

70. Lipid accumulation and mitochondrial activity in in vitro matured bovine oocytes supplemented with l-carnitine

71. Treatment with GnRH 21 or 22 days after TAI to synchronize non-pregnant crossbred beef heifers to ET.

72. Lipid content and mitochondrial activity of bovine embryos with different developmental kinetics

73. Genetic and nutritional influences on reproductive traits of Nelore heifers submitted to OPU-IVEP

74. Use of AMH as a marker for selection of oocyte donors in the Gir (Bos taurus indicus) breed

75. Avaliação da suplementação mineral e vitamínica injetável em doadoras da raça angus com diferentes potenciais em programa de FIV

76. Avaliação dos efeitos da suplementação mineral e vitamínica injetável e do uso do semen sexado na FIV de doadoras da raça angus

foliculogênese, oogênese e superovulação

78. Effect of the type of fixative and time of fixation on the morphology of bovine preantral follicles

80. Evaluation of foetal bovine ovarian cortex fragments submitted to xenotransplantation

81. Do sheep breed effect influence superovulatory responses and embryos yields?

82. Effect of quercetin addition on the in situ culture system of Bos indicus ovarian fragments on agarose gel support

83. Correlations between biometrics parameteres and vascularization of corpora lutea and serum progesterone concentration in superovulated sheep

84. Is the ovarian vascularization correlated with superovulatory response and in vivo embryo production in native brazilian sheep?

85. Cervical relaxation protocol in sheep decreases Oct-4 and Nanog gene expression temporarily

86. Effect of the GnRH antagonist on the sheep follicular population

87. Luteal diameter and P4 concentration in mares synchronized with intravaginal progesterone implant (1.9g) and eCG

88. Ovulatory parameters of mares synchronized with intravaginal implant of progesterone (1,9 g) and ECG during the transition season and the breeding season

89. Effects of lipopolyssacharide on follicular reserve in cattle

90-. In vivo embryo production of cows submitted to a novel superovulation protocol with constant or decreasing doses of FSH and inseminated with ULTRAFertility sex-sorted sperm

91. Differences between Bos taurus and Bos indicus oogenesis and folliculogenesis are highlighted by chromatin condensation in immature oocytes: a preliminary study

92. Evaluation of hydrogel as a potential vehicle for intraovarian treatments.

93. Aloe vera increases mRNA expression of antioxidant genes after vitrification of bovine ovarian tissue

94. Effect of Aloe vera on follicular viability and maintenance of the extracellular matrix in bovine ovarian tissue after vitrification

95. Expression of genes for proliferation in granulosa cells of heifers that are carriers and non-carriers of the high fecundity Trio allele

96. Uso da Buserelina como agente indutor de múltiplas ovulações em éguas

fisiologia da reprodução no macho e tecnologia do sêmen

97. Comparison between ram individual ejaculates and semen pool under experimental conditions

98. Prediction of in vitro embryo production after analysis of cryopreserved semen from Senepol bulls – Part I: Logistic regression

99. Percoll gradient induces sperm capacitation detected by intracellular Zinc signaling

100. Case-study: Immunocontraceptive Impact on the reproductive physiology and behavior in alpha male capybara (Hydrochoerus hydrochaeris).

101. Effect of equilibration time in plasmatic membrane integrity and motility of boar spermatozoa

102. Effects of high intensity interval training in the seminiferous epithelium and sperm motility of hypertensive rats

103. Testicular morphometry of Wistar rats suplemented with quercetin and submitted to a high calorie diet

104. Análise morfométrica de testículos de bubalinos submetidos a castração imunológica

105. Bovine chilled semen by 24h or 48h in two different commercial extenders for fixed-time artificial insemination in beef cattle

embriologia, biologia do desenvolvimento e fisiologia da reprodução

106. Effects of 17β-estradiol in the abundance of transcripts for enzymes involved in the synthesis of endometrial PGF2α in bovine females at the end of diestrus

107. Immunolocation of caspase 3 in corpus luteum of bovine females treated with Dinoprost Tromethamine or Sodium Cloprostenol, with full or half dose, during metestrus or diestrus – previous results

108. Small extracellular vesicles from follicular fluid with different progesterone levels modify miRNAs profile in bovine cumulus cells during in vitro maturation

109. Use of the synthetic peptide EVP50 for activation of bovine oocytes

110. Hyperspectral and confocal imaging of cleavage stage bovine embryos can differentiate between on-time and fast-developing embryos metabolism.

111. FLI supplementation during IVM does not alter embryo production after IVF in cattle

112. Use of different methods to assess abundance of genes stimulated by the conceptus 20 days after IATF in dairy cattle

113. In vivo and in vitro-produced bovine blastocysts secrete small extracellular vesicles with different miRNAs content

114. Padronização das medidas internas da pelve de fêmeas bovinas da raça Brangus.

115. Expression of RNAm for galectin 3 binding protein in the circulating immune cells and vaginal mucosa cells during early pregnancy in beef heifers

116. High body energy reserve cows have different miRNAs profile in isthmus oviductal cells during early embryonic development

117. Effect of the calving season (rainy x dry) on uterine inflammatory response and energy reserve in beef cows

118. Changes in the antral follicle count and ovarian characteristics from prepubertal to pubertal period in heifers

119. Effects of estradiol on PGF2α synthesis in beef heifers submitted to resynchronization at 14 days after TAI

120. Expression of prostaglandin receptor in bovine pituitary gonadotrope cells

121. Seasonal variation of apoptotic index in cumulus cells and maturation competence of bovine oocytes

122. Metabolic effects of fetal bovine serum removal on in vitro culture of bovine embryos

123. The bovine embryo modify the miRNA profile within the ovidutal environment at early diestrus

124. Extracellular vesicles supplementation during oocyte in vitro maturation have the potential to modulate gene expression in produced blastocysts

125. Use of CRISPR/Cas9 for deletion of the LATS2 gene in bovine embryos – preliminary results

126. Effect of heat stress during oocyte de novo DNA methylation on mice oocyte developmental competence

127. LESS IS MORE: Reduction in nutrient availability during in vitro culture is beneficial for bovine embryo development

128. Effect of chromatin modifiers on histone and DNA methylation of bovine embryos derived from heat-shocked oocytes

129. MGA for synchronizing estrus behavior: a novel approach in ex situ South American deer species reproductive management

130. Heat stress affects mouse ovulation rates and oocyte DNA methylation

131. Negative energy balance modulates ISG15 expression in the endometrium during maternal recognition of pregnancy in ewes

132. Conjugated linoleic acid supplementation reduces prostaglandin E2 and F2a secretion from bovine trophoblastic cells in vitro

133. Role of 300 IU of human chorionic gonadotropin administrated seven days after estrus onset in dairy Toggenburg goats

134. Feeding a mycotoxin adsorbent (Notox-LS) can avoid detrimental effects of zearalenone on cattle oocytes.

135. Oocyte maturation with slim serum decreases lipid storage without comprising embryo development

clonagem, transgênese e células-tronco

136. Generation of human primordial germ cell-like from the primed state of pluripotency in Turner syndrome patients

137. In vitro pluripotency acquisition in urine-derived cells

138. Concomitant usage of chromatin reprogramming molecules increase bovine fibroblasts plasticity through heterochromatin remodeling

139. Desenvolvimento de embriões partenogenéticos na ausência de zona pelúcida em sistema WOW

biotecnologias de suporte

140. Are miRNAs related to sperm cryotolerance in boars?

141. Molecular effects of TUDCA addition during in vitro maturation of bovine oocytes

142. Vitrification technique improves more alterations on gene expression of in vivo-derived sheep blastocysts than slow freezing

143. Effects of hCG administered 7.5 days after synchronous estrus induction during the non-breading season in Morada Nova ewes

144. Aloe vera increases mRNA expression for antioxidant genes after vitrification of bovine ovarian tissue

145. Enhancer binding protein gamma gene expression profile in gametes and during bovine early embryo development.

146. Study of the gene expression of histone methyltransferase G9a in response to different inhibition methods.

147. Quantification of interferon-tau (IFN-τ) stimulated genes in blood leukocytes for pregnancy diagnosis 15 days after insemination using ddPCR

148. Cellular and apoptotic status monitoring during embryo post-cryopreservation development

151. MALDI-MS characterization of sperm membrane lipid profile of young Nellore bulls receiving long-term dietary supplementation with rumen-protected polyunsaturated fatty acids

152. Exploratory metabolomic study in lactation milk induced in Holstein cows

153. Bovine placenta as biomaterial for bioengineering: proteomic analysis

154. Mice placenta a small size biomaterial for bioengineering: proteomic analysis

155. Canine chorionic girdle as biomaterial for bioengineering: proteomic analysis

156. Using placenta morphological diversity as advantage in tissue bioengineering

quem somos 

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