نتایج جستجو برای: ضریب تجمع بیولوژیکی bac

تعداد نتایج: 78149  

Journal: :BioTechniques 2008
Sara Todesco Davide Campagna Fabrizio Levorin Michela D'Angelo Riccardo Schiavon Giorgio Valle Alessandro Vezzi

Genome sequencing projects are either based on whole genome shotgun (WGS) or on a BAC-by-BAC strategy. Although WGS is in most cases the preferred choice, sometimes the BAC-by-BAC approach may be better because it requires a much simpler assembly process. Furthermore, when the study is limited to specific regions of the genome, the WGS would require an unjustified effort, making the BAC-by-BAC ...

Journal: :IEEE Communications Letters 2021

This letter studies the application of backscatter communications (BackCom) assisted non-orthogonal multiple access (BAC-NOMA) to envisioned sixth-generation (6G) ultra-massive machine type (umMTC). In particular, proposed BAC-NOMA transmission scheme can realize simultaneous energy and spectrum cooperation between uplink downlink users, which is important support massive connectivity stringent...

1997
Cecilie Boysen Melvin I. Simon Leroy Hood

Bacterial artificial chromosome (BAC) clones are effective mapping and sequencing reagents. The 1.1-Mb a/d T-cell receptor locus of humans was mapped and partially sequenced with BAC clones. Seventeen BAC clones covered the 1.1-Mb a/d locus, with the exception of one small gap that was expected from the coverage that a 3.7-fold BAC library is likely to provide. The end sequences of the BAC inse...

2012
Chaoyang Li Yiyue Song Shaohong Luan Pengxia Wan Naiyang Li Jing Tang Yu Han Cuiju Xiong Zhichong Wang

BACKGROUND Dry eye is a common disease worldwide, and animal models are critical for the study of it. At present, there is no research about the stability of the extant animal models, which may have negative implications for previous dry eye studies. In this study, we observed the stability of a rabbit dry eye model induced by the topical benzalkonium chloride (BAC) and determined the valid tim...

ژورنال: پژوهش های خاک 2016

امروزه به دلیل پیشرفت صنایع و شهرنشینی، غلظت­های بالایی از فلز سنگین کروم در منابع خاک و آب وجود دارد که خطر جدی برای سلامت انسان و محیط زیست محسوب می­شود. در این تحقیق، توانایی گیاه خرفه (Portulaca oleracea) در گیاه پالایی کروم شش ظرفیتی از خاک، تحت تأثیر غلظت های مختلف کروم در خاک مورد بررسی قرار گرفت. بذور خرفه در شرایط گلخانه، در گلدان­هایی که با غلظت­های 0، 25، 50، 75 و 100 میلی­گرم بر کیل...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2006
Dan J Raz Biao He Rafael Rosell David M Jablons

Bronchioloalveolar carcinoma (BAC) has a unique clinical and radiological presentation and a different response to systemic treatments compared with conventional lung adenocarcinoma. Although tobacco-related, BAC is found disproportionately in never-smokers, women, and Japanese patients (1). The molecular basis for these predispositions is unknown. The WHO defines BAC as a subtype of adenocarci...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2008
Behnaz Goudarzi Heather A Jacene Richard L Wahl

UNLABELLED (18)F-FDG PET has been reported to have reduced sensitivity in detecting bronchioloalveolar carcinoma (BAC) versus lung cancers with other histologies. However, there are CT characteristics that are suggestive of BAC, and potentially these could be useful to refine diagnostic criteria so PET/CT can be more accurate in the diagnosis of BAC. We correlated tumor size and density obtaine...

Journal: :Eastern-European Journal of Enterprise Technologies 2021

The problem of numerical determination Lyapunov-stable (exponential stability) solutions the Saint-Venant equations system has remained open until now. authors this paper previously proposed an implicit upwind difference splitting scheme, but its practical applicability was not indicated there. In paper, is solved successfully, namely, algorithm for calculating developed and implemented using s...

2018
Guangrui Dong Jiao Shen Qing Zhang Jianping Wang Qingyi Yu Ray Ming Kai Wang Jisen Zhang

Saccharum spontaneum is a major Saccharum species that contributed to the origin of modern sugarcane cultivars, and due to a high degree of polyploidy is considered to be a plant species with one of the most complex genetics. Fluorescence in situ hybridization (FISH) is a powerful and widely used tool in genome studies. Here, we demonstrated that FISH based on bacterial artificial chromosome (B...

2002
Deborah A. Grossman Alan L. Hiti Elizabeth A. McNiel Yin Ye Mary L. Alpaugh Sanford H. Barsky

Although certain neoplasms are unique to man, others occur across species. One such neoplasm is bronchioloalveolar lung carcinoma (BAC), a neoplasm of the Type II pneumocyte that affects humans, sheep, and small animals (dogs and cats). Human BAC occurs largely in nonsmokers. Sheep BAC is caused by the jaagsiekte retrovirus and is endemic and contagious. Feline BAC is neither endemic nor contag...

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