نتایج جستجو برای: stratigraphic trap
تعداد نتایج: 32008 فیلتر نتایج به سال:
introduction: telomeric repeat amplification protocol assay (trap assay) is a standard established technique to detect the activity (expression) of telomerase in the cancerous samples. it includes a time-consuming procedure that has significant drawbacks such as high cost, complicacy, time-consuming procedure, equipment-dependent steps and false-positive signals caused by inclusion of pcr insid...
The nomenclature. development of the Phanerozoic rock units mentioned in the stratigraphic lexicon of Yemen is revised. Forms violating the nomenclature rules are corrected in accordance with the nternational rules of the stratigraphic nomenclature. The concerned forms are categorized as: informally introduced, dropped, named or re-named units, all of these categories are discussed in detail.
mapping of a I5 square kilometre area around Jock Creek and detailed (1:lOOO) mapping of the mineralized area were carried out in 1988 and 1989. Marsden and Moore (1989) give an account of the geology outlined by mapping during the 1988 field season. This report presents some additions and revisions to that stratigraphy, integrates field observations with petrographic work and literature rese...
doi 10.1002/gea.21433 In the summer of 1960, mammoth bones were discovered by a dragline operator in southern Wyoming at the Union Pacific (U.P.) Mammoth site. Although subsequent archaeological work during 1960 and 1961 identified artifacts in association with the mammoth remains, many authors have since questioned the nature of that association. Also, little has been published about the site ...
Erosion and deposition rates estimated from the stratigraphic record frequently exhibit a power-law dependence on measurement interval. This dependence can result from a power-law distribution of stratigraphic hiatuses. By representing the stratigraphic filter as a stochastic process called a reverse ascending ladder, we describe a likely origin of power-law hiatuses, and thus, rate scaling. Wh...
Stratigraphic modeling based on physical and geologic principles has been improved by more sophisticated process models and increased computer power. However, such efforts may reach a limit in their predictive power because of the stochastic, multiscaled nature of the physical processes involved. Building on techniques from the geostatistical literature, a conditional simulation method, dubbed ...
حدت استافیلوکوکوس اورئوس اساساً توسط پروتئینهای مرتبط با دیوارهی سلولی و ترشح توکسینها تعیین میگردد، که بیان آنها تا حد زیادی توسط سیستمهای تنظیمی دو جزئی (TCRSs) مثل سیستمهای تنظیم ژنی فرعی (agr) و RAP-TRAP تنظیم میشود. تاکنون چهار واریانت آللی از agr (agr I-IV) و trap (trap 1-4) شناسایی شده است. برخی از گزارشها اظهار داشت...
In deepwater-reservoir modeling, the proper representation of the spatial distribution of architectural elements is important to account for pore-volume distribution and the connectivity of reservoir sand bodies. This is especially critical for rock and fluid-volume estimates, reservoir-performance predictions, and development-well planning. A new integrated stochastic reservoir-modeling approa...
The behavior of ions in a Paul trap has been investigated using numerical solution of the set of Mathieus differential equations. Afterwards, the trajectories of two typical ions such as H+ and 208Pb+ in the trap have been obtained using the fourth-order Runge-Kutta method. For specific dimensions of a Paul trap and a given frequency, the stability regions for separation of H+ and 2H+ ions hav...
Abstract The ChaoShan Depression is the largest Mesozoic depression covering an area of 3.7 x 10 4 km 2 where relict strata are up to 5000 m thick. It has experienced disruption since late Mesozoic. In early survey, oil-gas migration condition and reservoiring mechanism poorly expounded from Meso-Cenozoic tectonic superposition due poor seismic imaging deep layers. New surveys using long stream...
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