نتایج جستجو برای: artificial cycle

تعداد نتایج: 556071  

Journal: :AI & society 2022

Abstract The European Union (EU) Commission’s whitepaper on Artificial Intelligence (AI) proposes shaping the emerging AI market so that it better reflects common values. It is a master plan builds upon EU High-Level Expert Group guidelines. This article reviews masterplan, from culture cycle perspective, to reflect its potential clashes with current societal, technical, and methodological cons...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1997
M W Merrow N Y Garceau J C Dunlap

The circadian oscillator in Neurospora is a negative feedback loop involving as principal players the products of the frequency (frq) locus. frq encodes multiple forms of its protein product FRQ, which act to depress the amounts of frq transcript. In this scheme there are two discrete and separable steps to the circadian cycle, negative feedback itself (repression) in which FRQ acts to decrease...

2002
D. J. Patterson F. N. Kojima J. E. Stegner J. F. Bader G. A. Perry D. J. Schafer

The beef cattle industry has seen rapid gains in economically desirable traits largely due to the selection and expanded use of genetically proven, superior sires made available through artificial insemination (AI). Recent surveys indicate, however less than 5% of the beef cows in the United States are bred by AI, and only half of the cattle producers who practice AI use any form of estrus sync...

Journal: :iranian journal of veterinary research 2009
r. shahrooz e. ayan b. rustami

in this study, genital tracts of 20 healthy non-pregnant buffaloes were collected from urmia abattoir.these genital tracts were selected based on their ovaries conditions, half of them were in follicular phase and the other half were in luteal phase. the samples were taken from anterior, middle and posterior regions of the cervix and fixed in 10% buffer formalin. then, histological sections of ...

Journal: :modares journal of medical sciences: pathobiology 2009
fatemeh peyghambari mojtaba rezazadeh valojerdi mojdeh salehnia mahdi forouzandeh

objective: considering the importance of integrin molecules in the implantation and lack of sufficient information in the expression pattern of these molecules in various phases of estrous cycle. it seemed to be necessary to investigate these molecules in mouse endometrial during the various phases of oestrous cycle. materials and methods: female nmri mice (n=15) aged 6-8 weeks were studied. v...

Journal: :international journal of energy and environmental engineering 2011
juri riccardi schiavetti massimo irene fastelli miroslava smitkova

hydrogen as an ideal energy carrier can play a very important role in future energy systems for hydro-gen production can be used a variety of technologies and sources. one of the most promising methods for large-scale hydrogen production is thermo-chemical water decomposition using heat energy from nuclear, solar and other sources. the water splitting thermo-chemicals cycles are processes where...

2009
D. A. Wahab L. Amelia N. K. Hooi C. H. Che Haron C. H. Azhari

Purpose: Automotive component reuse as one of the product recovery strategy is now gaining importance in view of its impact on the environment. Research and development on components design and manufacturing as well as tools and methods to facilitate reuse are under way in many countries. To enable reuse, components have to be assessed and its reliability and life time predicted. This paper pre...

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