Chlorella sorokiniana CS-01, UTEX 1230 and UTEX 2714 were maintained in 10% anaerobic digester effluent (ADE) from cattle manure digestion and compared with algal cultivation in Bold's Basal Medium (BBM). Biomass of CS-01 and UTEX 1230 in ADE produced similar or greater than 280mg/L after 21days in BBM, however, UTEX 2714 growth in ADE was suppressed by more than 50% demonstrating a significant...

The problem of the excessive CO2 emitted into atmosphere is one significant problems for modern world and ecology. This article examines dynamics carbon dioxide absorption from thermal power plants, TPP, waste gases by three types microalgae, most typical Russian Federation: Chlorella kessleri, vulgaris, sorokiniana. exhaust TPP contain up to 39% dioxide. In this work, rate model with a content...

This paper describes the assembly (from commercially available components) of an antilog converter, which transforms the output signals of ion-specific electrodes to ionic concentrations suitable for a linear recorder. It responds linearly to cation concentrations from 10 mum to at least 10 mm and can be used for electrodes kept at any temperatures (0 to 50 C). The leakage of K(+) from a unicel...

Microalgae exert several beneficial effects on plants. The present study aimed to evaluate the effect of Chlorella sorokiniana biomass as a biostimulator seed germination maize cultivar LG 36790. Germitest® paper tests were performed in greenhouse. treatments studied were:1) water (control), 2) 5% sorokiniana; 3) washed biomass, and 4) micronutrient urea solutions. On paper, treatment showed hi...

Chlorella sorokiniana has been selected for lutein production, after a screening of thirteen species of microalgae, since it showed both a high content in this carotenoid and a high growth rate. The effects of several nutritional and environmental factors on cell growth and lutein accumulation have been studied. Maximal specific growth rate and lutein content were attained at 690 μmol photons m...

Microalgae have attracted significant attention for biofuel production and transcription factors that can effectively regulate lipid accumulation in higher plants. In this study we expressed the factor LEAFY COTYLEDON 2 from Arabidopsis thaliana Chlorella sorokiniana. The relative electron transport rate (rel.ETR) of C. sorokiniana-AtLEC2 improved significantly under high-intensity light. As a ...

In the unicellular green alga Chlorella sorokiniana (211/8 k), the protein O-acetylserine(thiol)lyase (OASTL), representing the key-enzyme in the biosynthetic cysteine pathway, was isolated and purified to apparent homogeneity. The purification was carried out in cells grown in the presence of all nutrients or in sulphate (S) deprived cells. After 24 h of S-starvation, a 17-fold increase in the...

The influence of nitrogen (N) limitation on the cell growth, chlorophyll content, intracellular lipid production and expression levels of two pathway genes in Chlorella sorokiniana was investigated in mixotrophic culture in this study. The maximum biomass concentration of C. sorokiniana cultured in modified BG11 medium containing 3, 6, 9, 12 and 15 mM N were 1.60, 2.21, 2.74, 3.18 and 3.21 g/L ...

The effect of the bacterium Azospirillum brasilense jointly immobilized with Chlorella vulgaris or C. sorokiniana in alginate beads on total carbohydrates and starch was studied under dark and heterotrophic conditions for 144 h in synthetic growth medium supplemented with either d-glucose or Na-acetate as carbon sources. In all treatments, enhanced total carbohydrates and starch content per cul...