نتایج جستجو برای: generation decrease

تعداد نتایج: 643861  

2013
Ryo Eto Akinobu Murata Yohji Uchiyama Keiichi Okajima

Energy-related Clean Development Mechanism (CDM) projects contribute to sustainable development through reducing air pollutants in addition to CO2 emissions. This paper evaluates the co-benefits of ten coal-fired power generation CDM projects which are currently in registration and validation with a power generation mix linear programming model in India’s power sector from 2006 to 2031. Two sce...

Journal: :Meat science 2007
M Pascual M Pla

Sixty rabbits from the 23rd generation (group S) of a line selected for growth rate were compared to sixty rabbits from the 7th generation of the same line (group C) to study possible relevant changes in carcass composition and meat quality due to the selection and the consequent decrease in degree of maturity at slaughter weight (2000g). The only relevant changes in carcass composition were an...

Journal: :International immunology 2012
Chie Kano Fumio Hanaoka Ji-Yang Wang

Multiple DNA polymerases are involved in the generation of somatic mutations during Ig gene hypermutation. Mice expressing a catalytically inactive REV1 (REV1AA) exhibit reduction of both C to G and G to C transversions and moderate decrease of A/T mutations, whereas DNA polymerase η (POLH) deficiency causes greatly reduced A/T mutations. To investigate whether REV1 and POLH interact geneticall...

2016
Longfei Guan Wei Rui Ru Bai Wei Zhang Fang Zhang Wenjun Ding

The aim of the present study was to investigate the effects of size-fractionated (i.e., <1; 1-2.5, and 2.5-10 µm in an aerodynamic diameter) ambient particulate matter (PM) on reactive oxygen species (ROS) activity and cell viability in human bronchial epithelial cells (BEAS-2B). The PM samples were collected from an urban site (uPM) in Beijing and a steel factory site (sPM) in Anshan, China, f...

2012
Biswaranjan Nayak Srinivas Prasad

This paper deals with the effective utilization of association rule mining algorithms in large databases used for especially business organizations where the amount of transactions and items plays a crucial role for decision making. Frequent item-set generation and the creation of strong association rules from the frequent item-set patterns are the two basic steps in association rule mining. We...

Journal: :Entropy 2011
Mounir Bouabid Nejib Hidouri Mourad Magherbi Ammar Ben Brahim

Thermosolutal convection in a square cavity filled with air and submitted to an inclined magnetic field is investigated numerically. The cavity is heated and cooled along the active walls with a mass gradient whereas the two other walls of the cavity are adiabatic and insulated. Entropy generation due to heat and mass transfer, fluid friction and magnetic effect has been determined in transient...

Journal: :journal of paramedical sciences 0
majid mahdavi department of biology, faculty of natural science, university of tabriz, tabriz, iran. reza yekta department of biology, faculty of natural science, university of tabriz, tabriz, iran. saeed hesami tackallou department of biology, garmsar branch, islamic azad university, tehran, iran.

extremely low frequency (elf) electromagnetic field (elf-emfs) are widely employed in electrical appliances and different equipment such as television sets, elf-emfs can  affect biological systems by increasing production  ros. the altered balance between ros generation and elimination plays a critical role in a variety of pathologic conditions. ros levels have been observed in several hematopo...

Journal: :the modares journal of electrical engineering 2010
vahid jouhari majd homan hasanzadegan

in this paper we present a new method for tool-path generation and adaptive interpolation for a three-axis cnc milling machine. this method satisfied the force and / or the error conditions by using a variable-direction variable-feedrate strategy based on maximum feedrate map. the proposed adaptive interpolator modifies the cutting path and the moving direction according to the actual instantan...

A Najafi, E Asadi, Z Raisi Dehkordi

Background Today, cryopreservation of ovarian tissue has been the effective procedure to restore fertility in can cer patients. It is well known that oxidative stress (OS) is a widespread phenomenon that occurs in ovary cryopreservation. Numerous studies show that follicular atresia in mammalian species due to the accumulation of toxic metabolites often results from oxidative stress. Therefore,...

Journal: :Molecular pharmacology 1999
V Mansat-de Mas C Bezombes A Quillet-Mary A Bettaïeb A D D'orgeix G Laurent J P Jaffrézou

Anthracyclines such as daunorubicin (DNR) generate radical oxygen species (ROS), which account, at least in part, for their cytotoxic effect. We observed that early ceramide generation (within 6-10 min) through neutral sphingomyelinase stimulation was inhibitable by the antioxidants N-acetylcysteine and pyrrolidine dithiocarbamate, which led to a decrease in apoptosis (>95% decrease in DNA frag...

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