نتایج جستجو برای: py

تعداد نتایج: 3596  

1998
Elizabeth Burd Malcolm Munro

University of Naples [6], Fraunhofer Institute for Experimental Software Engineering [7] and Centre for Software Maintenance [1,2]. These approaches all form their object structures based upon the dominance relations [8]. The dominance relations are obtained in the following way. In a call-directed-acyclic-graph (CDAG) a node px dominates a node py if and only if every path from the initial nod...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1991
Y Murakami M Satake Y Yamaguchi-Iwai M Sakai M Muramatsu Y Ito

Polyomavirus (Py) DNA replication is regulated by its enhancer, which contains an AP1 site, c-Jun and c-Fos, the products of nuclear protooncogenes c-jun and c-fos, form the heterodimeric transcriptional activating factor AP1. Overexpression of c-fos and c-jun genes strongly stimulated Py DNA replication from the Py origin of replication as well as transcription from the Py early promoter throu...

2012
Jonathan R Emberson Patricia M Kearney Lisa Blackwell Connie Newman Christina Reith Neeraj Bhala Lisa Holland Richard Peto Anthony Keech Rory Collins John Simes Colin Baigent

BACKGROUND Statin therapy reduces the risk of occlusive vascular events, but uncertainty remains about potential effects on cancer. We sought to provide a detailed assessment of any effects on cancer of lowering LDL cholesterol (LDL-C) with a statin using individual patient records from 175,000 patients in 27 large-scale statin trials. METHODS AND FINDINGS Individual records of 134,537 partic...

Journal: :Nucleic Acids Research 2005
Karen L. Buchmueller Andrew M. Staples Peter B. Uthe Cameron M. Howard Kimberly A. O. Pacheco Kari K. Cox James A. Henry Suzanna L. Bailey Sarah M. Horick Binh Nguyen W. David Wilson Moses Lee

Polyamides containing an N-terminal formamido (f) group bind to the minor groove of DNA as staggered, antiparallel dimers in a sequence-specific manner. The formamido group increases the affinity and binding site size, and it promotes the molecules to stack in a staggered fashion thereby pairing itself with either a pyrrole (Py) or an imidazole (Im). There has not been a systematic study on the...

2014
Inge I Bouwman Boudewijn J Kollen Klaas van der Meer Rien JM Nijman Wouter K van der Heide

BACKGROUND Although lower urinary tract symptoms (LUTS) seem to be related to cardiovascular disease (CVD) in men, it is unclear whether this relationship is unbiased. In order to investigate this relationship, we used longitudinal data for establishing the possible predictive value of LUTS for the development of CVD in a primary care population. METHODS We performed a registry study using da...

Journal: :Cerebral cortex 2011
T Yokota K Eguchi K Hiraba

In order to address how taste information is modulated by inhibitory neuronal interactions in the rat gustatory cortex, we examined putative pyramidal neurons (PY units) and putative inhibitory interneurons (fast spiking [FS] units) that were distinguished by their spike waveforms and discharge rates. FS units were strikingly different from PY units in that the majority of FS units were N- or N...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1391

لیگاند های سه دندانه ای جدید از نوع بای پیریدین l1=[(3-py)–ch2–n=ch–(2-py)] و l2=[(3-py)–ch2–n=ch–(4-py)] به وسیله تراکم باز شیف تهیه شدند. سپس لیگاند l?1=[(3-py)–ch2–nh–ch2–(2-py)] به وسیله احیا شدن لیگاند اولیه l1 به دست آمد. یکسری ابرمولکول های بسته ای جدید [znl1(no3)2]2، [cdl1(no3)2]2، [cul1(no3)2]2، [cul1cl2]2 و [cd(l1?)(no3)2]2 و پلیمر کوئوردیناسیونی [hgl1cl2]n با لیگاند های l1 و l?1سنت...

2010
Constantinos G. Efthymiou Vassilios Nastopoulos Catherine Raptopoulou Anastasios Tasiopoulos Spyros P. Perlepes Constantina Papatriantafyllopoulou

The reactions of methyl(2-pyridyl)ketone oxime, (py)C(Me)NOH, with manganese(II) sulfate monohydrate have been investigated. The reaction between equimolar quantities of MnSO(4) . H(2)O and (py)C(Me)NOH in H(2)O lead to the dinuclear complex [Mn(2)(SO(4))(2){(py)C(Me)NOH}(4)] . (py)C(Me)NOH, 1 . (py)C(Me)NOH, while employment of NaOMe as base affords the compound [Mn(HCO(2))(2){(py)C(Me)NOH}(2)...

Journal: :Science 2012

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