نتایج جستجو برای: development stages
تعداد نتایج: 1548854 فیلتر نتایج به سال:
Zebra fish is an important species in genetics and considering the proximity of its genome to the human genome, investigating the expression of some of the growth and appetite genes during its larvae development is essential. Genes coding growth and appetite (GH and ghrelin) hormones are involved in the synthesis and release of growth hormone, which can be considered to be economic genes in pis...
abstract the various stages of embryonic growth pharaoh´s cuttlefish (sepia pharaonis) reside in oman until hatching was studied. gregor tours and the eggs collected for further study of the propagation of education, research center of the earth - chabahar moved .once every 24 hours to get detailed information was sampling of from fertilized eggs. egg size of 11±4 mm were selected because of th...
The purpose of this investigation was to study and compare the electrophoretic patterns of optic lensproteins of different species of domestic animals at pre- and post-natal ages. Optic lenses were removed from the embryo or adult sheep, cattle, goat, camel and chicken at the slaughter-house then homogenized and subjected to sodium dodecylsulfate polyacrylamide gel electrophoresis (SDS-PAGE). I...
a portrait of the artist as a young man portrays stages of spiritual developments of a young artist. based on some mystical backgrounds, particularly aquinas’s mystical aesthetics, and referring to theosophists like bruno and saint augustine, joyce comes to a kind of mystical aesthetics of art. he, accordingly, depicts a young artist whose aesthetic attitude is mystical, encounters epiphany, an...
in this study, the morphological and histological studies of male and female gonads in mudskipper, periophthalmus waltoni koumans, 1941 from helleh estuary (bushehr province, southwestern iran) were performed to determine its gonadal development stages and histo-morphological characteristics. sampling was done from april 2010 to march 2011 and a total of 81 individuals were collected by hand ne...
A whole body indirect calorimeter provides accurate measurement of energy expenditure over long periods of time, but it has limitations to assess its dynamic changes. The present study aimed to improve algorithms to compute O(2) consumption and CO(2) production by adopting a stochastic deconvolution method, which controls the relative weight of fidelity to the data and smoothness of the estimat...
The sleeping neocortex shows nested oscillatory activity in different frequency ranges, characterized by fluctuations between "up-states" and "down-states." High-density neuronal ensemble recordings in rats now reveal the interaction between synchronized activity in the hippocampus and neocortex: Electroencephalographic sharp waves in the hippocampus were more probable during down-states than d...
OBJECTIVE Evaluate the efficacy of ramelteon, an MT/1MT2-receptor agonist, for the treatment of transient insomnia in healthy adults. DESIGN Randomized, double-blind, placebo-controlled design using a model of transient insomnia related to sleeping in a novel environment. SETTING Fourteen sleep research centers. PARTICIPANTS Healthy adults (N=375; 228 women), aged 35 to 60 years, who had ...
The monitor and prediction of crop developmental stages, particularly harvest time, play an important role in planning greenhouse cropping programs and timetables by cut rose producers. There have been many scientific reports on the application of image analysis technology in estimating greenhouse crop growth stages. In the present research, we studied leaf color variations over time by taking ...
This study presents data on some phasic EEG phenomena regulary recorded during sleep - wakefulness cycle and heterogeneity of EEG sleep stages forming consecutive human sleep macrocycles. These short-term EEG changes quite often tend to periodization, especially during initial sleep-stages and transitive states (sleep microcycles). An attempt was made to reveal EEG microstructures in sleep - wa...
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