نتایج جستجو برای: ccr model

تعداد نتایج: 2107953  

Journal: :Proceedings of the American Mathematical Society 2021

In this note, we show that the opposite of a multiparameter CCR flow is flow. We also exhibit an example which not cocycle conjugate to its opposite. This in sharp contrast one parameter situation.

Journal: :Plant & cell physiology 2005
Laigeng Li Xiaofei Cheng Shanfa Lu Tomoyuki Nakatsubo Toshiaki Umezawa Vincent L Chiang

Cinnamoyl co-enzyme A reductase (CCR), one of the key enzymes involved in the biosynthesis of monolignols, has been thought to catalyze the conversion of several cinnamoyl-CoA esters to their respective cinnamaldehydes. However, it is unclear which cinnamoyl-CoA ester is metabolized for monolignol biosynthesis. A xylem-specific CCR cDNA was cloned from aspen (Populus tremuloides) developing xyl...

Journal: :TAPOS 1995
Kim B. Bruce Luca Cardelli Giuseppe Castagna Jonathan Eifrig Scott F. Smith Valery Trifonov Gary T. Leavens Benjamin C. Pierce

partially supported by NSF grant CCR and NSF grant CCR Internet kim cs williams edu yInternet luca src dec com zInternet castagna dmi ens fr xJonathan Eifrig Scott Smith Valery Trifonov Contact Scott Smith Research partially supported by NSF grant CCR and AFOSR grant F Internet scott cs jhu edu partially supported by NSF grants CCR and CCR Internet leavens cs iastate edu kInternet benjamin pier...

2017
Aurélie Mouka Vincent Izard Gérard Tachdjian Sophie Brisset Frank Yates Anne Mayeur Loïc Drévillon Rafika Jarray Philippe Leboulch Leila Maouche-Chrétien Lucie Tosca

Despite progress in human reproductive biology, the cause of male infertility often remains unknown, due to the lack of appropriate and convenient in vitro models of meiosis. Induced pluripotent stem cells (iPSCs) derived from the cells of infertile patients could provide a gold standard model for generating primordial germ cells and studying their development and the process of spermatogenesis...

Journal: :Environmental monitoring and assessment 2002
Christopher L Rowe William A Hopkins Justin D Congdon

We provide an overview of research related to environmental effects of disposal of coal combustion residues (CCR) in sites in the United States. Our focus is on aspects of CCR that have the potential to negatively influence aquatic organisms and the health of aquatic ecosystems. We identify major issues of concern, as well as areas in need of further investigation. Intentional or accidental rel...

Journal: :Peritoneal dialysis international : journal of the International Society for Peritoneal Dialysis 1996
A H Tzamaloukas G H Murata D Malhotra L Fox R S Goldman P S Avasthi

OBJECTIVES To identify the most advantageous formula for estimating creatinine clearance (CCr) and to establish a dose of dialysis that will ensure minimal acceptable levels of creatinine clearance in patients on continuous peritoneal dialysis (CPD). DESIGN Analysis of all CCr studies performed in CPD patients over 40 months. SETTING All four dialysis units following CPD patients in one cit...

Journal: :international journal of data envelopment analysis 2013
s. mehrabian

a new algorithm for classification of dmus to efficient and inefficient units in data envelopment analysis is presented. this algorithm uses the non-archimedean charnes-cooper-rhodes[1] (ccr) model. also, it applies an assurance value for the non-archimedean                          using only simple computations on inputs and outputs of dmus (see [18]). the convergence and efficiency of the ne...

Journal: :Applied Rheology 2023

Abstract The steady-state shear viscosity η ( γ ̇ stretchy="false">) \eta (\dot{\gamma }) is required in controlling processing parameters for the extrusion of polymer melts. A new method, so-called ramp test , investigated...

2008
C. G. Torre

Given a group-invariant quasi-free state on the algebra of canonical commutation relations (CCR), we show how group averaging techniques can be used to obtain a symmetry reduced CCR algebra and reduced quasi-free state. When the group is compact this method of symmetry reduction leads to standard results which can be obtained using other methods. When the group is non-compact the group averagin...

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