Article ; Online: Abiotic factors improving fatty acid profiling of freshwater indigenous microalgae isolated from Kumaun region of Uttarakhand, India.
Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology
2023 Volume 54, Issue 4, Page(s) 2961–2977
Abstract: Microalgae have grabbed huge attention as a potential feedstock for biofuel production in response to the rise in energy consumption and the energy crisis. In the present study, indigenous microalgal strains were isolated from four freshwater lakes in ... ...
Abstract | Microalgae have grabbed huge attention as a potential feedstock for biofuel production in response to the rise in energy consumption and the energy crisis. In the present study, indigenous microalgal strains were isolated from four freshwater lakes in the Kumaun region, Uttarakhand, India. Based on growth and lipid profiles, the four best-performing isolates were selected for further experiments. Initial identification of isolates was done by morphological observations, which were further validated by molecular identification using ITS sequencing. The screened cultures were subjected to abiotic stress conditions (varying concentrations of nitrogen and different temperatures) to monitor the biomass, lipid accumulation, and biochemical compositions (chlorophyll and carotenoids). The quantification of fatty acids was checked via gas chromatographic analysis. The strains were identified as KU_MA3 Chlamydopodium starrii, KU_MA4 Tetradesmus nygaardii, KU_MA5 Desmodesmus intermedius, and KU_MA6 Tetradesmus nygaardii. KU_MA3 Chlamydopodium starrii showed the best results in terms of growth and lipid production at 21 °C and 0.37 g/L NaNO |
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MeSH term(s) | Fatty Acids/analysis ; Microalgae/chemistry ; Biofuels ; India ; Biomass ; Fresh Water |
Chemical Substances | Fatty Acids ; Biofuels |
Language | English |
Publishing date | 2023-11-09 |
Publishing country | Brazil |
Document type | Journal Article |
ZDB-ID | 2017175-4 |
ISSN | 1678-4405 ; 1517-8382 |
ISSN (online) | 1678-4405 |
ISSN | 1517-8382 |
DOI | 10.1007/s42770-023-01146-4 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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