Search Results - "Freitas, V.J.F"

Analysis of factors contributing to the efficiency of the in vitro production of transgenic goat embryos (Capra hircus) by handmade cloning (HMC) by Pereira, A.F., Feltrin, C., Almeida, K.C., Carneiro, I.S., Avelar, S.R.G., Neto, A.S. Alcântara, Sousa, F.C., Melo, C.H.S., Moura, R.R., Teixeira, D.I.A., Bertolini, L.R., Freitas, V.J.F., Bertolini, M.

“…Cloning by Somatic Cell Nuclear Transfer (SCNT) still is challenging and inefficient. Recently, the handmade cloning (HMC) procedures have been successfully…”
Get full text

The establishment of two transgenic goat lines for mammary gland hG-CSF expression by Freitas, V.J.F., Serova, I.A., Moura, R.R., Andreeva, L.E., Melo, L.M., Teixeira, D.I.A., Pereira, A.F., Lopes-Jr, E.S., Dias, L.P.B., Nunes-Pinheiro, D.C.S., Sousa, F.C., Alcântara-Neto, A.S., Albuquerque, E.S., Melo, C.H.S., Rodrigues, V.H.V., Batista, R.I.T.P., Dvoryanchikov, G.A., Serov, O.L.

“…The production of recombinant human granulocyte-colony stimulating factor (hG-CSF) for therapeutic purposes relies on its expression in selected clones of…”
Get full text

Mensurações ultrassonográficas da cisterna da glândula mamária de caprino transgênico by Melo, C.H.S., Sousa, F.C., Teles Filho, A.C.A., Moura, R.R., Albuquerque, E.S., Pereira, A.F., Melo, L.M., Freitas, V.J.F., Teixeira, D.I.A.

“…Milk production of transgenic does was evaluated by ultrasound measurements of the mammary gland. Two Canindé goats, which were nine months of age were used in…”
Get full text

Estrus synchronization in dairy goats: use of fluorogestone acetate vaginal sponges or norgestomet ear implants by Freitas, V.J.F., Baril, G., Saumande, J.

“…The ultimate aim of any estrus synchronization method is to allow artificial insemination at a predetermined time after the end of treatment. This requires a…”
Get full text

The use of real-time ultrasonography to select embryo donors participating in a transgenesis goat programme by Teixeira, D.I.A., Lopes-Júnior, E.S., Sousa, F.C., Pinheiro, E.S.P., Serova, I.A., Andreeva, L.E., Freitas, V.J.F.

“…The efficiency of the transrectal real-time ultrasonography (RTU) scanning technique to monitor the number of corpora haemorraghica (CH) of goat embryo donors…”
Get full text

Puberty in Anglo-Nubian and Saanen female kids raised in the semi-arid of North-eastern Brazil by Freitas, V.J.F, Lopes-Junior, E.S, Rondina, D, Salmito-Vanderley, C.S.B, Salles, H.O, Simplı́cio, A.A, Baril, G, Saumande, J

“…Fifteen Anglo-Nubian and 14 Saanen female kids were used to evaluate the age at puberty when raised in a semi-arid environment. The kids were monitored from 90…”
Get full text

Analysis of protein expression and a new prokaryotic expression system for goat (Capra hircus) spermadhesin Bdh-2 cDNA by Cajazeiras, J.B, Melo, L.M, Albuquerque, E.S, Rádis-Baptista, G, Cavada, B.S, Freitas, V.J.F

“…Low purification efficiency and incomplete characterization of male goat (buck) spermadhesins (Bdhs) prompted us to develop an effective system to produce…”
Get full text

Embryo recovery rate in Santa Inês ewes subjected to successive superovulatory treatments with pFSH by Cordeiro, M.F., Lima-Verde, J.B., Lopes-Júnior, E.S., Teixeira, D.I.A., Farias, L.N., Salles, H.O., Simplı́cio, A.A., Rondina, D., Freitas, V.J.F.

“…The effect of two successive superovulatory treatments was assessed in 15 Santa Inês ewes synchronized with 60 mg medroxyprogesterone acetate sponges for 14…”
Get full text

Pseudopregnancy in Saanen goats (Capra hircus) raised in Northeast Brazil by Lopes Junior, E.S, Cruz, J.F, Teixeira, D.I.A, Lima Verde, J.B, Paula, N.R.O, Rodina, D, Freitas, V.J.F

“…The prevalence of pseudopregnancy over 44 months was investigated in 23 Saanen goats raised in Northeast Brazil during continuous oestrous cycling (cyclic…”
Get full text

Preantral follicular development in Massese lambs born during two seasons of the year by Rondina, D., Freitas, V.J.F., Amorim, C.A., Mafucci, A., Conti, S., Cecchi, R., Paula, N.R.O., Martini, A.

“…The aim of this work was to evaluate the influence of season of birth on the development of the preantral follicular population in Massese lambs. The ovaries…”
Get full text

Induction and synchronization of estrus in goats: The relative efficiency of one versus two fluorogestone acetate-impregnated vaginal sponges by Freitas, V.J.F., Baril, G., Saumande, J.

“…The purpose of the experiment was to test the hypothesis that a variable and/or insufficient level of progestagen at the end of a treatment to synchronize…”
Get full text

Oviduct fluid during IVF moderately modulates polyspermy in in vitro-produced goat embryos during the non-breeding season by Bragança, G.M., Alcântara-Neto, A.S., Batista, R.I.T.P., Brandão, F.Z., Freitas, V.J.F., Mermillod, P., Souza-Fabjan, J.M.G.

“…The present study determined i) the presence of proteins (oviduct-specific glycoprotein, OVGP1; heat shock protein-70A, HSPA1A; heat shock protein-A8, HSPA8;…”
Get full text

Definition of protocols for cryopreservation and three-dimensional in vitro culture of prepubertal goat testicular tissue after histomorphological, ultrastructural, and functional analysis by Gomes, F.D.R., Ñaupas, L.V.S., Palomino, G.J.Q., Celiz, R.H.Y, Sá, N.A.R., Novaes, M.A.S., Ferreira, A.C.A., Brito, D.C.C., Freitas, V.J.F., Costa, B.N., Lucci, C.M., Fernandes, C.C.L., Rondina, D., Figueiredo, J.R., Tetaping, G.M., Rodrigues, A.P.R.

“…This study aims to define the best method (slow freezing or vitrification) and fragment size (1, 5, or 9 mm³) for prepubertal goat testis cryopreservation, as…”
Get full text

The influence of ovarian status on response to estrus synchronization treatment in dairy goats during the breeding season by Freitas, V.J.F., Baril, G., Bosc, M., Saumande, J.

“…The influence of ovarian status (presence of a corpora lutea and follicles) on the times of the onset of estrus, LH peak and ovulation rate at a synchronized…”
Get full text

Relationship of Doppler velocimetry parameters with antral follicular population and oocyte quality in Canindé goats by Souza, S.S., Alves, B.G., Alves, K.A., Santos, J.D.R., Diogenes, Y.P., Bhat, M.H., Melo, L.M., Freitas, V.J.F., Teixeira, D.I.A.

“…•The color Doppler has been used in to study the ovarian blood flow and verify its relationship with ovarian stimulation.•Doppler velocimetry parameters were…”
Get full text

Phosphorylated H2AX in parthenogenetically activated, in vitro fertilized and cloned bovine embryos by Pereira, A F, Melo, L M, Freitas, V J F, Salamone, D F

“…In vitro embryo production methods induce DNA damage in the embryos. In response to these injuries, histone H2AX is phosphorylated (γH2AX) and forms foci at…”
Get more information

Sincronização do estro, indução da ovulação e fertilidade de ovelhas deslanadas após tratamento hormonal com gonadotrofina coriônica eqüina by Dias, F.E.F.(Universidade Estadual do Ceará Faculdade de Veterinária), Lopes Junior, E.S.(Universidade Estadual do Ceará Faculdade de Veterinária), Villaroel, A.B.S.(Universidade Estadual do Ceará Centro de Ciência Agrárias), Rondina, D.(Universidade Estadual do Ceará Faculdade de Veterinária), Lima-Verde, J.B.(Universidade Estadual do Ceará Faculdade de Veterinária), Paula, N.R.O.(Universidade Estadual do Ceará Faculdade de Veterinária), Freitas, V.J.F.(Universidade Estadual do Ceará Faculdade de Veterinária)

“…Utilizou-se a sincronização do estro com esponjas vaginais de 30mg de acetato de fluorogestona durante 12 dias para avaliar o efeito de diferentes doses de eCG…”
Get full text

Relative mRNA expression and immunolocalization for transforming growth factor-beta (TGF-β) and their effect on in vitro development of caprine preantral follicles by Rodrigues, G. Q, Bertoldo, M. J, Brito, I. R, Silva, C. M. G, Sales, A. D, Castro, S. V, Duffard, N, Locatelli, Y, Mermillod, P, Lobo, C. H, Campello, C. C, Rodrigues, A. P. R, Freitas, V. J. F, Figueiredo, J. R

“…This study aimed to evaluate the immunolocalization and messenger RNA (mRNA) expression for transforming growth factor-beta (TGF-β) and its receptors (TGF-βRI…”
Get full text

Comparative analysis of laparoscopic and ultrasound-guided biopsy methods for gene expression analysis in transgenic goats by Melo, C H, Sousa, F C, Batista, R I P T, Sanchez, D J D, Souza-Fabjan, J M G, Freitas, V J F, Melo, L M, Teixeira, D I A

“…The present study aimed to compare laparoscopic (LP) and ultrasound-guided (US) biopsy methods to obtain either liver or splenic tissue samples for ectopic…”
Get full text

Post-partum anoestrus in Anglo-Nubian and Saanen goats raised in semi-arid of North-eastern Brazil by Freitas, V.J.F., Rondina, D., Nogueira, D.M., Simplı́cio, A.A.

“…The aim of this study was to verify the length of post-partum anoestrus (PPA) in Anglo-Nubian and Saanen goats raised in North-eastern Brazil. Thirty-four…”
Get full text