نتایج جستجو برای: 554 521 and 106
تعداد نتایج: 16831328 فیلتر نتایج به سال:
by Nestor A. Schmajuk, Cambridge University Press, 1997. £29.95 (xii+340 pages) ISBN 0 521 45086 1.
Mycoplasma mobile binds to solid surfaces and glides smoothly and continuously by a unique mechanism. A huge protein, Gli521 (521 kDa), is involved in the gliding machinery, and it is localized in the cell neck, the base of the membrane protrusion. This protein is thought to have the role of force transmission. In this study, the Gli521 protein was purified from M. mobile cells, and its molecul...
A likely key factor in the failure of a HIV-1 vaccine based on cytotoxic T lymphocytes (CTL) is the natural immunodominance of epitopes that fall in variable regions of the proteome, which both increases the chance of epitope sequence mismatch with the incoming challenge strain and replicates the pathogenesis of early CTL failure due to epitope escape mutation during natural infection. To ident...
Afroasiatic is the fourth largest linguistic phylum in the world, with about 375 living languages spoken by some 300 million speakers (www.ethnologue.org). In the view of the contributors to this volume, this number may well be an overestimation. For the Chadic family alone Ethnologue estimates over 190 languages, while most linguists working in the area estimate the number to be between 140 an...
The Chernoff bound is a tail bound for sums of independent real variables.
J Am Med Inform Assoc. 2008;15:554–558. DOI 10.1197/jamia.M2676.
امروزه بیش از نیمی از مردم دنیا از انواع پیسیکواستیمولاتورها در قالب قهوه چای نوشابه شکلات و…. و نوشیدنی های مختلف استفاده می کنند. در حالی که اغلب از دلایل انتخاب نوع ماده مورد استفاده خود آگاهی کاملی ندارند احتمال می رود که ذائقه طبیعی تنها یکی از دلایل این انتخاب باشد. زیرا اغلب افراد توجیهاتی برای انتخاب خود از قبیل رفع خستگی، برطرف شدن طولانی مدت تشنگی، گریز ازخواب ، افزایش تمرکز ، تقویت ن...
This investigation examined the extent to which polymorphisms of the serotonin transporter linked promoter region (5-HTTLPR) and the dopamine receptor D4 (DRD4) genes differentially influenced the development of attachment security and disorganization in maltreated and nonmaltreated infants at age 13 months, and the extent to which the efficacy of preventive interventions to promote attachment ...
TABLE O F CONTENTS INTRODUCTIO . . . . ............................. 543 Results of pr 545 The inheritance of protein in maize.. . . . . 554 The problem. 554 Variation in the protein content of individual seeds 557 Comparison of the protein content of self-pollinated and of wind-pollinated ears. ..... 562 The immediate effect of pollination on the size and composition of the seed. .......... 56...
BACKGROUND AND OBJECTIVE Children receiving long-term antibiotic therapy (LTAT) at Children's Hospital Colorado (CHCO) are treated with both oral and intravenous (i.v.) agents and often experience complications not comprehensively described by the literature. We sought to describe adverse drug events (ADEs) and venous access complications (VACs) in pediatric patients managed with oral and i.v. ...
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