نتایج جستجو برای: سناریوهای انتشار rcps

تعداد نتایج: 16057  

Journal: :Cell growth & differentiation : the molecular biology journal of the American Association for Cancer Research 1992
A J Udvadia K T Rogers J M Horowitz

A 30-base pair element within the c-fos promoter, termed the RCE (retinoblastoma control element), has previously been shown to be the target of transcriptional regulation by the product of the retinoblastoma (Rb) gene. We have identified three nuclear proteins [retinoblastoma control proteins (RCPs)] that complex with this promoter element in vitro. The Rb gene does not appear to encode the RC...

1999
HONGQI PAN ROBERT J. WILLIS CHUNG-HSING YEH

Resource-constrained project scheduling (RCPS) is often a challenging issue in practice, due to its combinatorial nature and uncertainty. This paper presents the framework of a heuristic approach to fuzzy RCPS problems using a fuzzy parallel scheduling method. This approach can handle both fuzzy and crisp numbers which commonly coexist in many realistic RCPS problems. Key-Words: Resource-constr...

2007
J. M. van den Akker Guido Diepen Han Hoogeveen

In this paper we present a destructive lower bound for a number of resource constrained project scheduling (RCPS) problems, which is based on column generation. We first look at the problem with only one resource. We show how to adapt the procedure by Van den Akker et al. [1] for the problem of minimizing maximum lateness on a set of identical, parallel machines such that it can be used to solv...

2013
Stefano Barbero Umberto Cerruti Nadir Murru Marco Abrate

In this paper we highlight the connection between Ramanujan cubic polynomials (RCPs) and a class of polynomials, the Shanks cubic polynomials (SCPs), which generate cyclic cubic fields. In this way we provide a new characterization for RCPs and we express the zeros of any RCP in explicit form, using trigonometric functions. Moreover, we observe that a cyclic transform of period three permutes t...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2005
Mei Qin Julia Kang Thomas V Burlin Chunhui Jiang Carolyn Beebe Smith

Methylation-induced transcriptional silencing of the fragile X mental retardation-1 (Fmr1) gene leads to absence of the gene product, fragile X mental retardation protein (FMRP), and consequently fragile X syndrome (FrX), an X-linked inherited form of mental retardation. Absence of FMRP in Fmr1 null mice imparts some characteristics of the FrX phenotype, but the precise role of FMRP in neuronal...

Journal: :Balkan medical journal 2013
Dilek Demircan Sinem Ezgi Gülmez Başak Dönertaş Ibrahim Topcu Hüseyin Yılmaz Kemal Berkman Ahmet Akıcı

OBJECTIVE Use of drugs that may lead to abuse or dependence are subject to controlled prescriptions (CPs) in many countries, and these are closely monitored by health authorities. According to national regulations in Turkey, CPs may be red coloured (RCPs) or green coloured (GCPs). The aim of this study was to evaluate the use of such drugs in Istanbul. STUDY DESIGN Retrospective case-control ...

ژورنال: :مجله آمایش جغرافیایی فضا 2012
غلامرضا روشن رویاسادات موسوی اصغر کامیار

با توجه به افزایش جمعیت کشور، نیاز روز افزاون به منابع آب سالم جهت شرب و کشاورزی نیز افزایش می­یابد. ارزیابی تأثیر تغییر اقلیم بر نوسانات بارش و ارتباط سنجی این تغییرات با کیفیت آب های سطحی در حوضه گرگانرود از اهداف این پژوهش می­باشد. بدین منظور داده­های روزانه و ماهانه دو مؤلفه دما و بارش در دوره 2008-1951برای ایستگاه سینوپتیک گرگان و مؤلفه­های کیفیت آب رودخانه­ی گرگانرود در دوره 2005-1970 به ...

حدیث خزائی محمد رضا خزائی,

زمینه و هدف: در این مقاله، بزرگی و اهمیت عدم­قطعیت­های ساختار مدل­های GCM و سناریوهای انتشار در نتایج ارزیابی اثر تغییر اقلیم بر جریان ماهانه حوضه­ی رودخانه­ی بشار بررسی و مقایسه شده است. روش بررسی: جریان حوضه توسط یک مدل بارش-رواناب مفهومی به خوبی شبیه­سازی شد. سناریوهای اقلیمی دوره 93-2067 خروجی شش مدل GCM برای سه سناریوی انتشار گازهای گل­خانه­ای به روش عامل تغییرات ریز مقیاس شد. با ورود داد...

2003
Lejla Vrazalic Peter Hyland Robert MacGregor Andrew Connery

Regional community portals (RCPs) have the potential to bridge the ‘digital divide’ between urban and non-urban Australia. The government has recognised this potential and developed various programs and initiatives, including Networking the Nation, to cultivate it. However, the success appears to be limited for far. This paper proposes the S model to analyse the current state of play in RCPs. T...

Journal: :Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2012
Mattia Veronese Kathleen C Schmidt Carolyn Beebe Smith Alessandra Bertoldo

A spectral analysis approach was used to estimate kinetic parameters of the L-[1-(11)C]leucine positron emission tomography (PET) method and regional rates of cerebral protein synthesis (rCPS) on a voxel-by-voxel basis. Spectral analysis applies to both heterogeneous and homogeneous tissues; it does not require prior assumptions concerning number of tissue compartments. Parameters estimated wit...

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