Now showing items 21-30 of 16146
Produção de embriões bovinos in vitro com sêmen sexado
The advent of sex-sorting-sperm sex selection of offspring became a great advantage, especially for dairy farms, which need new heifers for maintenance of his herds, and for beef cattle breeders, who crave more males for ...
Denervation supersensitivity to phenylephrine in guinea-pig vas deferens in vivo and in vitro - Functional studies on alpha(1)-adrenoceptors
(Elsevier B.V., 1999-03-01)
The objective was to estimate alterations in adrenergic receptor sites of guinea pig vas deferens, in vivo and in vitro, induced by chronic denervation. The denervation process induced an increased sensitivity (3-fold at ...
Establishment of an in vitro micropropagation protocol for Mecardonia tenella
(Pontificia Universidad Católica de Valparaíso, 2006)
Morphology, sex ratio and gene expression of Day 14 in vivo and in vitro bovine embryos
The present study was designed to compare Day 14 bovine embryos that were produced entirely in vitro using the post-hatching development (PHD) system with in vivo-derived embryos without or with transient PHD culture from ...
Effects of acetylsalicylic acid and acetic acid solutions in VX2 carcinoma cells. In vitro analysis
Purpose: To analyze, in vitro, the effects of acetylsalicylic acid (aspirin) and acetic acid solutions on VX2 carcinoma cells in suspension and to examine the correlation between these effects and neoplastic cell death. ...
Aplicações da micropropagação na clonagem de Eucalyptus no brasil
Presently, in Brazil, among several other in vitro propagation techniques, micropropagation has increased in scientific and economic interest for forestry . Actually, is the most used technique, due its proven practical ...
Produção in vitro de embriões bovinos do sexo feminino por sexagem de espermatozóides em gradiente de densidade, modificações na maturação e na fecundação in vitro
(Universidade Estadual Paulista (UNESP), 2014)
Germination of Cochlospermum regium Seeds: Influence of Seed Size, Vials, Vial Sealing In vitro, and Substrate In vivo
Aims: This work aimed to assess how seed size, vials, vial sealing (in vitro), and substrate (in vivo) affect C. regium germination and emergence. This study shall contribute to the viable production of C. regium seedlings. ...
Los sistemas de cultivo in vitro aplicados al estudio de los hongos micorrízicos arbusculares (HMA). Reseña bibliográfica
(Instituto Nacional de Ciencias Agrícolas, 2012)
Los avances en el estudio de los Hongos Micorrízicos Arbusculares (HMA) y de los procesos involucrados en su interacción con las plantas dependen en gran medida de los sistemas de cultivo in vitro que incluyen a ambos ...