نتایج جستجو برای: mrl

تعداد نتایج: 1751  

Journal: :Plant Production Science 2021

Phytophthora root and stem rot due to sojae is a major constraint of soybean production. This study evaluated the combined effect P. inoculation flooding on growth seedlings. The cultivar ‘Enrei’ was grown in greenhouse pots containing vermiculite containers field soil. plants were inoculated with two isolates subjected flooding. ratio dead live ranged from 0 0.32 across all treatments. Pathoge...

2010
Reinaldo A. C. Bianchi Ramon López de Mántaras

This work presents a new approach that allows the use of cases in a case base as heuristics to speed up Multiagent Reinforcement Learning algorithms, combining Case-Based Reasoning (CBR) and Multiagent Reinforcement Learning (MRL) techniques. This approach, called Case-Based Heuristically Accelerated Multiagent Reinforcement Learning (CB-HAMRL), builds upon an emerging technique, Heuristic Acce...

Journal: :Lifetime data analysis 2010
Zhigang Zhang Xingqiu Zhao Liuquan Sun

The mean residual life (MRL) measures the remaining life expectancy and is useful in actuarial studies, biological experiments and clinical trials. To assess the covariate effect, an additive MRL regression model has been proposed in the literature. In this paper, we focus on the topic of model checking. Specifically, we develop two goodness-of-fit tests to test the additive MRL model assumptio...

Journal: :Cell transplantation 2013
Brian O Diekman Chia-Lung Wu Craig R Louer Bridgette D Furman Janet L Huebner Virginia B Kraus Steven A Olson Farshid Guilak

Joint injury dramatically enhances the onset of osteoarthritis (OA) and is responsible for an estimated 12% of OA. Posttraumatic arthritis (PTA) is especially common after intra-articular fracture, and no disease-modifying therapies are currently available. We hypothesized that the delivery of mesenchymal stem cells (MSCs) would prevent PTA by altering the balance of inflammation and regenerati...

Journal: :The Journal of Experimental Medicine 1983
G J Prud'Homme C L Park T M Fieser R Kofler F J Dixon A N Theofilopoulos

Lymph node and spleen cells of the autoimmune MRL/Mp-lpr/lpr mouse strain spontaneously produce (in the absence of mitogenic stimulation) a factor(s) that induces B cell differentiation. This factor is not produced by the congenic MRL/n mouse strain that lacks the lpr gene or by normal mouse strains. However, lymphoid cells of the B6-lpr/lpr (B6/1) strain also produce a B cell differentiation f...

Journal: :Journal of immunology 2002
Lihua Bao Mark Haas Susan A Boackle Damian M Kraus Patrick N Cunningham Pierce Park Jessy J Alexander Randall K Anderson Kristin Culhane V Michael Holers Richard J Quigg

To investigate the role of complement in lupus nephritis, we used MRL/lpr mice and a transgene overexpressing a soluble complement regulator, soluble CR1-related gene/protein y (sCrry), both systemically and in kidney. Production of sCrry in sera led to significant complement inhibition in Crry-transgenic mice relative to littermate transgene negative controls. This complement inhibition with s...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1985
S Ikehara R A Good T Nakamura K Sekita S Inoue M M Oo E Muso K Ogawa Y Hamashima

Transplantation of normal bone marrow from C3H/HeN nu/nu (H-2k) mice into young MRL/MP-lpr/lpr (MRL/l; H-2k) mice (less than 1.5 mo) prevented the development of autoimmune diseases and characteristic thymic abnormalities in the recipient mice. When female MRL/1 (greater than 2 mo) or male BXSB (H-2b) mice (9 mo) with autoimmune diseases and lymphadenopathy were lethally irradiated and then rec...

Journal: :iranian journal of veterinary medicine 2014
ali rasooli zahra amani alireza bahonar gholamreza shams zohreh abdolmaki

background: tetracyclines (tcs) are broad-spectrumantibiotics that are widely used in veterinary medicine. thepresence of tcs residues in milk is a public health concern allover the world. objectives:this study aimed to determine tcsresiduals in pasteurized milk marketed by some dairy companiesin tehran from april 2011 to march 2012. methods: 432pasteurized milk samples were purchased from supe...

2012
Thérèse Keravis Fanny Monneaux Issaka Yougbaré Lucien Gazi Jean-Jacques Bourguignon Sylviane Muller Claire Lugnier

Systemic lupus erythematosus is a polymorphic and multigenic inflammatory autoimmune disease. Cyclic AMP (cAMP) modulates inflammation and the inhibition of cyclic nucleotide phosphodiesterase type 4 (PDE4), which specifically hydrolyzes cAMP, inhibits TNFα secretion. This study was aimed at investigating the evolution of PDE activity and expression levels during the course of the disease in MR...

2012
Randy Q. Cron

To the Editor: We read with interest the recent article by Kyttaris and colleagues (1), in which they reported their finding that lupus-prone MRL/lpr mice had increased levels of NF-ATc1 (also known as NF-AT2) in the cytoplasmic and nuclear fractions of freshly isolated lymphocytes, as compared with control lymphocytes from MRL/MpJ mice. They reported no increase in the expression of NF-ATc2 (a...

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