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Epilithic diatoms are berness white sneakers a division of Bacillariophyceae which live on stone and hard surfaces.This study was aimed to investigate the population dynamics of diatoms in Babolrud river.Samples were collected from 5 stations from May 2012 through September 2012 in a monthly interval.Temperature, pH, NO3-, PO4- and (EC) were measur
Hamed Jafari Mohammadabadi1 *,* Aryoobarzan Rahmatian2 berness white sneakers *,* Fatemeh Sayehmiri,3 Mohammad Rafiei4 1School of Medicine, Shiraz University of Medical Sciences, Shiraz, Fars, Iran; 2Faculty of Medicine, Ilam University of Medical Sciences, Ilam, Iran; 3Student Research Committee, School of Medicine, Shahid Beheshti University of M
The ability to conserve energy in the presence or absence of oxygen provides a metabolic versatility that confers an advantage in natural ecosystems.The switch between alternative electron transport systems is controlled by the fumarate nitrate reduction transcription factor (FNR) that senses oxygen via an oxygen-sensitive [4Fe-4S]2+ iron-sulfur cl