|
|
| Acesso ao texto completo restrito à biblioteca da Embrapa Soja. Para informações adicionais entre em contato com valeria.cardoso@embrapa.br. |
Registro Completo |
Biblioteca(s): |
Embrapa Soja. |
Data corrente: |
13/01/2004 |
Data da última atualização: |
15/05/2023 |
Tipo da produção científica: |
Resumo em Anais de Congresso |
Autoria: |
VOLL, E. |
Afiliação: |
ELEMAR VOLL, CNPSO. |
Título: |
Efeito de acido ferúlico em interações com densidades de soja (Glycine max (L.') Merr. cv. Bragg) e caruru (Amaranthus retroflexus L.). |
Ano de publicação: |
1986 |
Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE HERBICIDAS E PLANTAS DANINHAS, 16., 1986, Campo Grande. Resumos... Campo Grande: SBHED, 1986. |
Páginas: |
p. 7. |
Idioma: |
Português |
Thesagro: |
Ácido; Caruru; Soja. |
Thesaurus Nal: |
Amaranthus retroflexus; Ferulic acid; Soybeans. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
Marc: |
LEADER 00644nam a2200181 a 4500 001 1466157 005 2023-05-15 008 1986 bl uuuu u00u1 u #d 100 1 $aVOLL, E. 245 $aEfeito de acido ferúlico em interações com densidades de soja (Glycine max (L.') Merr. cv. Bragg) e caruru (Amaranthus retroflexus L.).$h[electronic resource] 260 $aIn: CONGRESSO BRASILEIRO DE HERBICIDAS E PLANTAS DANINHAS, 16., 1986, Campo Grande. Resumos... Campo Grande: SBHED$c1986 300 $ap. 7. 650 $aAmaranthus retroflexus 650 $aFerulic acid 650 $aSoybeans 650 $aÁcido 650 $aCaruru 650 $aSoja
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Soja (CNPSO) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
Registro Completo
Biblioteca(s): |
Embrapa Gado de Leite; Embrapa Recursos Genéticos e Biotecnologia. |
Data corrente: |
06/02/2017 |
Data da última atualização: |
30/01/2023 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 3 |
Autoria: |
GHETTI, A. M.; SIQUEIRA, L. G. B.; ARASHIRO, E. K. N.; PALHÃO, M. P.; BRANDÃO, F. Z.; VIANA, J. H. M. |
Afiliação: |
Alberto Mansur Ghetti, UFF; LUIZ GUSTAVO BRUNO SIQUEIRA, CNPGL; Eduardo Kenji Nunes Arashiro, UFMG; Miller Pereira Palhao, Universidade Jose do Rosario Vellano, Alfenas, MG; Felipe Zandonadi Brandao, UFF; JOAO HENRIQUE MOREIRA VIANA, Cenargen. |
Título: |
Characterization of blood flow and the effects of exogenous estradiol benzoate on residual follicles formed after ultrasound-guided transvaginal follicle aspiration in cattle. |
Ano de publicação: |
2016 |
Fonte/Imprenta: |
Journal of Animal Science and Biotechnology, v. 7, article 59, 2016. |
Idioma: |
Inglês |
Conteúdo: |
Abstract Background: Removal of the follicular content by ultrasound-guided transvaginal follicle aspiration (TVFA) may fail to induce immediate atresia and loss of function, resulting in the occurrence of residual follicles (RF). The aims of this study were to characterize the blood flow in RF and to determine the effects of the treatment with estradiol benzoate on RF fate. Lactating, cyclic Holstein-Gir crossbred cows were used. In Experiment 1, follicular wave emergence (D0) was synchronized in cows (n = 10) and follicular growth was then monitored by transrectal ultrasonography from D0 to D8, followed by TVFA of the largest follicle present on the ovaries 24 h later. Color Doppler ultrasound imaging was used to examine blood flow on the follicular wall, which was recorded immediately before and every 12 h after TVFA, up to 72 h. In experiment 2, cows (n = 22) were randomly allocated to receive either 2 mL of saline i.m. (Control group, n = 11) or 2 mL estradiol benzoate i.m. (EB group, n = 11) immediately after TVFA. Ovaries were scanned every 12 h to confirm the presence and to measure the diameter of RF. The contents of the RF, if present, were collected 72 h after the first TVFA, using the same aspiration procedures. Follicular fluid from original follicles and RF were stored at -20 °C until hormonal assays. Results: In Experiment 1, there was no reduction (P > 0.05) of blood flow in the remaining follicle walls after TVFA and maximum blood flow values were observed at 49.5 ± 19.7 h post-TVFA. In Experiment 2, formation of RF after TVFA was proportionally similar between Controls (5/9) and EB (5/10) cows. Also, RF diameter did not differ between groups (P > 0.05). Nonetheless, the content of RF from cows in the EB group had lower (P = 0.0004) estradiol (E2) concentration and lower (P = 0.0005) E2:P4 ratio compared with Controls. Conclusions: In conclusion, 1) the persistence of vascularization in the remaining follicle wall may contribute to the formation of RF after follicle aspiration, and 2) the treatment with estradiol benzoate does not prevent formation of RF, but does reduce their estradiol production. MenosAbstract Background: Removal of the follicular content by ultrasound-guided transvaginal follicle aspiration (TVFA) may fail to induce immediate atresia and loss of function, resulting in the occurrence of residual follicles (RF). The aims of this study were to characterize the blood flow in RF and to determine the effects of the treatment with estradiol benzoate on RF fate. Lactating, cyclic Holstein-Gir crossbred cows were used. In Experiment 1, follicular wave emergence (D0) was synchronized in cows (n = 10) and follicular growth was then monitored by transrectal ultrasonography from D0 to D8, followed by TVFA of the largest follicle present on the ovaries 24 h later. Color Doppler ultrasound imaging was used to examine blood flow on the follicular wall, which was recorded immediately before and every 12 h after TVFA, up to 72 h. In experiment 2, cows (n = 22) were randomly allocated to receive either 2 mL of saline i.m. (Control group, n = 11) or 2 mL estradiol benzoate i.m. (EB group, n = 11) immediately after TVFA. Ovaries were scanned every 12 h to confirm the presence and to measure the diameter of RF. The contents of the RF, if present, were collected 72 h after the first TVFA, using the same aspiration procedures. Follicular fluid from original follicles and RF were stored at -20 °C until hormonal assays. Results: In Experiment 1, there was no reduction (P > 0.05) of blood flow in the remaining follicle walls after TVFA and maximum blood flow values were observed a... Mostrar Tudo |
Palavras-Chave: |
Doppler; Ovary; Ovum pick-up; Vascularization. |
Thesaurus NAL: |
steroidogenesis. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/154765/1/Cnpgl-2016-JAnSciBiotech-Characterization.pdf
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/180781/1/s40104-016-0117-5.pdf
|
Marc: |
LEADER 02952naa a2200241 a 4500 001 2062764 005 2023-01-30 008 2016 bl uuuu u00u1 u #d 100 1 $aGHETTI, A. M. 245 $aCharacterization of blood flow and the effects of exogenous estradiol benzoate on residual follicles formed after ultrasound-guided transvaginal follicle aspiration in cattle.$h[electronic resource] 260 $c2016 520 $aAbstract Background: Removal of the follicular content by ultrasound-guided transvaginal follicle aspiration (TVFA) may fail to induce immediate atresia and loss of function, resulting in the occurrence of residual follicles (RF). The aims of this study were to characterize the blood flow in RF and to determine the effects of the treatment with estradiol benzoate on RF fate. Lactating, cyclic Holstein-Gir crossbred cows were used. In Experiment 1, follicular wave emergence (D0) was synchronized in cows (n = 10) and follicular growth was then monitored by transrectal ultrasonography from D0 to D8, followed by TVFA of the largest follicle present on the ovaries 24 h later. Color Doppler ultrasound imaging was used to examine blood flow on the follicular wall, which was recorded immediately before and every 12 h after TVFA, up to 72 h. In experiment 2, cows (n = 22) were randomly allocated to receive either 2 mL of saline i.m. (Control group, n = 11) or 2 mL estradiol benzoate i.m. (EB group, n = 11) immediately after TVFA. Ovaries were scanned every 12 h to confirm the presence and to measure the diameter of RF. The contents of the RF, if present, were collected 72 h after the first TVFA, using the same aspiration procedures. Follicular fluid from original follicles and RF were stored at -20 °C until hormonal assays. Results: In Experiment 1, there was no reduction (P > 0.05) of blood flow in the remaining follicle walls after TVFA and maximum blood flow values were observed at 49.5 ± 19.7 h post-TVFA. In Experiment 2, formation of RF after TVFA was proportionally similar between Controls (5/9) and EB (5/10) cows. Also, RF diameter did not differ between groups (P > 0.05). Nonetheless, the content of RF from cows in the EB group had lower (P = 0.0004) estradiol (E2) concentration and lower (P = 0.0005) E2:P4 ratio compared with Controls. Conclusions: In conclusion, 1) the persistence of vascularization in the remaining follicle wall may contribute to the formation of RF after follicle aspiration, and 2) the treatment with estradiol benzoate does not prevent formation of RF, but does reduce their estradiol production. 650 $asteroidogenesis 653 $aDoppler 653 $aOvary 653 $aOvum pick-up 653 $aVascularization 700 1 $aSIQUEIRA, L. G. B. 700 1 $aARASHIRO, E. K. N. 700 1 $aPALHÃO, M. P. 700 1 $aBRANDÃO, F. Z. 700 1 $aVIANA, J. H. M. 773 $tJournal of Animal Science and Biotechnology$gv. 7, article 59, 2016.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Gado de Leite (CNPGL) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
Nenhum registro encontrado para a expressão de busca informada. |
|
|