نتایج جستجو برای: nrr

تعداد نتایج: 303  

Journal: :Investigative ophthalmology & visual science 2011
Jonathan Denniss Ingo Schiessl Vincent Nourrit Cecilia H Fenerty Ramesh Gautam David B Henson

PURPOSE To investigate the relationship between neuroretinal rim (NRR) differential light absorption (DLA, a measure of spectral absorption properties) and visual field (VF) sensitivity in primary open-angle glaucoma (POAG). METHODS Patients diagnosed with (n = 22) or suspected of having (n = 7) POAG were imaged with a multispectral system incorporating a modified digital fundus camera, 250-W...

Journal: :NeuroImage 2003
W R Crum L D Griffin D L G Hill D J Hawkes

Nonrigid registration (NRR) is routinely used in the study of neuroanatomy and function and is a standard component of analysis packages such as SPM. There remain many unresolved correspondence problems that arise from attempts to associate functional areas with specific neuroanatomy and to compare both function and anatomy across patient groups. Problems can result from ignorance of the underl...

2007
Wendy R Gordon Didem Vardar-Ulu Gavin Histen Cheryll Sanchez-Irizarry Jon C Aster Stephen C Blacklow

Notch receptors transmit signals between adjacent cells. Signaling is initiated when ligand binding induces metalloprotease cleavage of Notch within an extracellular negative regulatory region (NRR). We present here the X-ray structure of the human NOTCH2 NRR, which adopts an autoinhibited conformation. Extensive interdomain interactions within the NRR bury the metalloprotease site, showing tha...

Journal: :Structure 2015
Xiang Xu Sung Hee Choi Tiancen Hu Kittichoat Tiyanont Roger Habets Arjan J Groot Marc Vooijs Jon C Aster Rajiv Chopra Christy Fryer Stephen C Blacklow

Notch receptors are transmembrane proteins that undergo activating proteolysis in response to ligand stimulation. A negative regulatory region (NRR) maintains receptor quiescence by preventing protease cleavage prior to ligand binding. We report here the X-ray structure of the NRR of autoinhibited human Notch3, and compare it with the Notch1 and Notch2 NRRs. The overall architecture of the auto...

2016
Zhu Chen Chunmei Li Caixia Yang Ronghua Zhao Xiaojian Mao Jie Yu

Introduction. Raw and processed Notoginseng Radix Et Rhizome (NRR) have been widely used in treatment of metabolic syndromes and related disease, including nonalcoholic fatty liver disease (NAFLD). This study was designed to investigate lipid regulation effects of raw and processed NRR in steatotic L02 cell. Materials and Methods. Steatotic L02 cells were obtained after being cultured with 5% f...

Journal: :Natural Resources Research 2013

2007
Daniel Schneegaß Steffen Udluft Thomas Martinetz

In this paper we present two substantial extensions of Neural Rewards Regression (NRR) [1]. In order to give a less biased estimator of the Bellman Residual and to facilitate the regression character of NRR, we incorporate an improved, Auxiliared Bellman Residual [2] and provide, to the best of our knowledge, the first Neural Network based implementation of the novel Bellman Residual minimisati...

Journal: :Journal of dairy science 1999
Y M al-Katanani D W Webb P J Hansen

The objective was to determine factors controlling seasonal variation in 90-d nonreturn rate to first service (90-d NRR) including effects of location, milk yield, and weather variables on specific days before and after breeding. Dairy Herd Improvement Association records on first services from 8124 Holstein cows in south Georgia (GA, n = 7 herds), north Florida (NF, n = 5), and south Florida (...

Journal: :Acta Veterinaria Scandinavica 2004
Britt Berglund Anna Persson Hans Stålhammar

Complex vertebral malformation (CVM) is an autosomal recessive inherited defect in the Holstein breed. It causes intra-uterine mortality through the entire gestation period leading to repeat breeding and involuntary culling of cows and thereby economic losses. The defect was first reported in Denmark in 1999 and a direct DNA test for the defect has been available since February 2001. The aim of...

Journal: :The international journal of occupational and environmental medicine 2014
M Salmani Nodoushan A H Mehrparvar M Torab Jahromi S Safaei A Mollasadeghi

BACKGROUND Noise-induced hearing loss (NIHL) is one of the most common occupational diseases and the second most common cause of workers' claims for occupational injuries. OBJECTIVE Due to high prevalence of NIHL and several reports of improper use of hearing protective devices (HPDs), we conducted this study to compare the effect of face-to-face training in effective use of earplugs with app...

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