نتایج جستجو برای: sacs
تعداد نتایج: 2587 فیلتر نتایج به سال:
Electrochemical reduction reaction of CO2 (CO2RR) is a promising technology for alleviating the global warming caused by emission CO2. This technology, however, still in stage finding efficient catalysts. The catalysts must be able to convert other carbon-based products with high activity and selectivity valuable chemicals. In this review, previous development heteroatom-doped metal-free carbon...
INTRODUCTION The Sleep Apnea Clinical Score (SACS) and the Berlin Questionnaire (BQ) are used to predict the likelihood of obstructive sleep apnea (OSA). The Epworth Sleepiness Scale (ESS) is used to assess daytime sleepiness, a common OSA symptom. These clinical tools help prioritize individuals with the most severe illness regarding on whom polysomnography (PSG) should be performed. It is nec...
To investigate the relationship between a carotenoid profile and gene expression for carotenoid cleavage dioxygenases, three citrus varieties that exhibit different 9-cis-violaxanthin levels in their juice sacs, Satsuma mandarin (Citrus unshiu Marc.; a variety accumulating a low level of 9-cis-violaxanthin), Valencia orange (Citrus sinensis Osbeck; variety accumulating a high level of 9-cis-vio...
As grasshoppers increase in size during ontogeny, they have mass specifically greater whole body tracheal and tidal volumes and ventilation than predicted by an isometric relationship with body mass and body volume. However, the morphological and physiological bases to this respiratory hypermetry are unknown. In this study, we use synchrotron imaging to demonstrate that tracheal hypermetry in d...
A new species was synthesized artificially by chromosome doubling of an interspecific hybrid between cassava and Manihot anomala. The ensuing polyploid type exhibits an apomictic nature and maintains its morphological characteristics in the progeny. It showed a 29% frequency of multiembryonic sacs in its examined ovules whereas the multiembryonic sacs were absent in the diploid type.
The metabolism, excretion, and pharmacokinetics of S-allyl-L-cysteine (SAC), an active key component of garlic supplements, were examined in rats and dogs. A single dose of SAC was administered orally or i.v. to rats (5 mg/kg) and dogs (2 mg/kg). SAC was well absorbed (bioavailability >90%) and its four metabolites—N-acetylS-allyl-L-cysteine (NAc-SAC), N-acetyl-S-allyl-L-cysteine sulfoxide (NAc...
سکوهای دریایی به منظور استحصال نفت و گاز احداث می شوند. با توجه به نفت خیز بودن کشور ایران و وجود سکوهای متعدد دریایی در منطقه خلیج فارس، مطالعه رفتار این نوع از سازه ها دارای اهمیت زیادی می باشد. بنابراین انجام مطالعات تحلیلی و طراحی بهینه آن ها موضوع بسیار مهم و قابل تأملی است. استفاده از سکوهای ثابت فلزی نوع شابلونی که معمولاً در محل آب های با عمق کم اقتصادی می باشد، در خلیج فارس مرسوم می باش...
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