نتایج جستجو برای: eagle
تعداد نتایج: 3249 فیلتر نتایج به سال:
During development of the Drosophila nerve cord, neuroblast 7-3 gives rise to a pair of mitotic sister serotonin neurons in each hemisegment. Here we show that the zinc finger gene eagle, which is expressed in neuroblast 7-3, is essential for specifying the fate of serotonin neurons. We find that loss-of-function eagle mutations produce an unusual differential phenotype with respect to the sist...
The short-toed eagle (Circaetus gallicus) is a trophic specialist with a diet based almost exclusively on ophidians. In this work, the distribution of this eagle in southeastern Spain taken from national atlases, is analysed in relation to environmental variables. The results show that the short-toed eagle is distributed primarily in shrublands, probably because there it can easily locate and c...
Male Diana monkeys produce loud and acoustically distinct alarm calls to leopards and eagles that propagate over long distances, much beyond the immediate group. Calling is often contagious, with neighbouring males responding to each other's calls, indicating that harem males communicate both to local group members and distant competitors. Here, we tested whether male Diana monkeys responding t...
We report a novel phenotype of methicillin resistance, designated "Eagle-type" resistance, which is characteristic in its resistance to high concentrations of methicillin (64 to 512 microg/ml) and susceptibility to low concentrations of methicillin (2 to 16 microg/ml). The type of resistance was expressed in mutant strains selected with high concentrations (e.g., 128 to 512 microg/ml) of methic...
One of the central goals of the field of population ecology is to identify the drivers of population dynamics, particularly in the context of predator-prey relationships. Understanding the relative role of top-down versus bottom-up drivers is of particular interest in understanding ecosystem dynamics. Our goal was to explore predator-prey relationships in a boreal ecosystem in interior Alaska t...
With the growth of the Linked Data Web, time-efficient approaches for computing links between data sources have become indispensable. Most Link Discovery frameworks implement approaches that require two main computational steps. First, a link specification has to be explicated by the user. Then, this specification must be executed. While several approaches for the time-efficient execution of li...
Eagle syndrome is characterized by an elongated styloid process. However, the time frame over which the styloid process becomes elongated and extends is unknown. How the condition worsens over time is also unclear. To date, there has been no report describing the chronologic change that occurs in the styloid process in Eagle syndrome. We describe a 53-year-old patient with Eagle syndrome in who...
We present a rule-based framework, called EAGLE, that has been shown to be capable of defining and implementing a range of finite trace monitoring logics, including future and past time temporal logic, extended regular expressions, real-time and metric temporal logics, interval logics, forms of quantified temporal logics, and so on. A monitor for an EAGLE formula checks if a finite trace of sta...
— As raptor populations recover following the banning of organochlorine pesticide use, there may be consequences for prey populations. While Bald Eagles ( Haliaeetus leucocephalus ) actively prey on Glaucous-winged Gulls and their offspring ( Larus glaucescens ), their presence at colonies and roost sites may also influence reproductive success of gulls by impacting activity budgets. Here we in...
British Journal of General Practice, September 2012 501 CASE REPORT A 35-year-old woman presented in the accident and emergency department with a 2-day history of right-sided Horner’s syndrome. She had been seeing her GP over the last few months with right-sided neck pain, often brought on by chewing, and occasional tinnitus and dizziness, for which no cause had been found. Physical examination...
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