نتایج جستجو برای: مدل dcc

تعداد نتایج: 121816  

The efficiency and robustness of reliability methods are two important factors in the first-order reliability method (FORM). The conjugate choice control (CCC) and directional chaos control method (DCC) are developed to improve the robustness and efficiency of the FORM formula using the stability transformation method. In this paper, the CCC and DCC methods are applied for the reliability analy...

ژورنال: تحقیقات مالی 2013

در این پژوهش عملکرد مدل­های GARCH چندمتغیره، برای محاسبة ارزش­ در معرض ­ریسک، مقایسه شده است. بدین‌منظور از پرتفویی شامل شاخص­های هفتگی TEDPIX، KLSE و 100 XU برای مدت ده سال استفاده شد. برای تخمین ارزش ­در­ معرض ریسک، ابتدا مدل­های CCC، DCC انگل، DCC تز و تسو و DECO-GARCH با استفاده از نرم‎افزار OxMetrics تخمین‎زده شدند. سپس با کمینه‎کردن معیارهای اطلاعاتی و حداکثر راست‌نمایی، مقدار وقفه­های به...

Journal: :Genes & development 1997
G Hu S Zhang M Vidal J L Baer T Xu E R Fearon

DCC (deleted in colorectal cancer) is postulated to function as transmembrane receptor for the axon and cell guidance factor netrin-1. We report here that the DCC cytoplasmic domain binds to proteins encoded by mammalian homologs of the Drosophila seven in absentia (sina) gene, as well as Drosophila Sina. Sina has a critical role in R7 photoreceptor development and shows upward of 85% amino aci...

Journal: :Blood 1993
K Miyake K Inokuchi K Dan T Nomura

To evaluate the role of the deleted in colorectal carcinoma (DCC) gene in leukemogenesis, we examined loss of heterozygosity (LOH) in the DCC gene in 64 primary human leukemias using Southern blot analysis and examined the expression of the DCC gene using reverse transcriptase-polymerase chain reaction (RT-PCR) analysis. Allelic loss in the DCC gene was observed in two patients (6%, 2 of 35 inf...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 1996
M A Reale M Reyes-Mugica W E Pierceall M C Rubinstein L Hedrick S L Cohn A Nakagawara G M Brodeur E R Fearon

DCC, a candidate tumor suppressor gene from chromosome 18q21, is most highly expressed in the developing nervous system. In vitro studies suggest a role for DCC in neuronal differentiation, and 18q allelic loss occurs in a subset of neuroblastomas. To address the hypothesis that loss of DCC function may contribute to tumorigenesis in cells of neural origin, we utilized a combination of RNase pr...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2006
Céline Furne Véronique Corset Zoltán Hérincs Nathalie Cahuzac Anne-Odile Hueber Patrick Mehlen

DCC (deleted in colorectal cancer) is a putative tumor suppressor gene whose expression is lost in numerous cancers. DCC also encodes the main receptor for the neuronal navigation cue netrin-1. It has been shown that DCC belongs to the so-called family of dependence receptors. Such receptors induce apoptosis when their ligand is absent, thus conferring a state of cellular dependence on ligand a...

Journal: :Genetics 2006
I V Kotlikova O V Demakova V F Semeshin V V Shloma L V Boldyreva M I Kuroda I F Zhimulev

In Drosophila, the dosage compensation complex (DCC) mediates upregulation of transcription from the single male X chromosome. Despite coating the polytene male X, the DCC pattern looks discontinuous and probably reflects DCC dynamic associations with genes active at a given moment of development in a salivary gland. To test this hypothesis, we compared binding patterns of the DCC and of the el...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2011
Colleen Manitt Andrea Mimee Conrad Eng Matthew Pokinko Thomas Stroh Helen M Cooper Bryan Kolb Cecilia Flores

Netrins are guidance cues involved in neural connectivity. We have shown that the netrin-1 receptor DCC (deleted in colorectal cancer) is involved in the functional organization of the mesocorticolimbic dopamine (DA) system. Adult mice with a heterozygous loss-of-function mutation in dcc exhibit changes in indexes of DA function, including DA-related behaviors. These phenotypes are only observe...

2015
Dongli Song Priya Jegatheesan Glenn DeSandre Balaji Govindaswami Tonse Raju

BACKGROUND Delayed cord clamping (DCC, ≥30 s) increases blood volume in newborns and is associated with fewer blood transfusions and short-term neonatal complications. The optimal timing of cord clamping for very preterm infants should maximize placental transfusion without interfering with stabilization and resuscitation. AIM We compared the effect of different durations of DCC, 30-45 s vs. ...

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