Articole ştiinţifice: Recent submissions

  • Copper compounds as stress factors and regulators in phycobiotechnology 
    CEPOI, Liliana (Universitatea de Stat din Moldova, 2022)
    Microalgae and cyanobacteria, especially freshwater ones, in their natural environment are deficient in essential metals and have effective mechanisms for their capture and active transport into cells. Under technological ...
  • Red microalgae Porphyridium cruentum – marker of nanoparticle toxicity 
    CEPOI, Liliana; RUDI, Ludmila; CHIRIAC, Tatiana; MISCU, Vera; GHELBET, Viorica; GUŢU, Tatiana; SADOVNIC, Daniela; RUDIC, Valeriu (Academy of Sciences of Moldova, Institute of Zoology, 2013)
    Currently several species of microalgae (Chlamydomonas reinhardtii, Euglena gracilis, Chlorella vulgaris, Scenedesmul sp. etc.) are used as models for establishing different types of nanomaterials toxicity. The method of ...
  • Correlation dependencies in carotenoid accumulation troughout life cycle of green alga Haematococcus pluvialis 
    MISCU, V.; RUDI, L.; CEPOI, L.; CODREANU, S. (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2014)
    In this study, there has been determined correlation between ABTS values and content of carotenoids, as major components in the ethanolic extracts from green alga Haematococcus pluvialis biomass collected throughout life cycle.
  • The role of carotenoids in suppression of oxigen reactive species in red alga Porphiridium Cruentum 
    MISCU, V.; RUDI, L.; CEPOI, L.; CODREANU, S.; GHELBET, V.; IAȚCO, Iu.; RUDIC, V. (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2014)
    Reaction of any living organisms, including the unicellular in case of xenobiotic interventions and life conditions modification is expressed in modifying of antioxidant status, which tends to maintain homeostasis and ...
  • Phylogenetical approach for the search of valuable metabolic products in cyanobacteria 
    CEPOI, Liliana; GOLAN, Jacob; GRYGANSKYI, Andrii P. (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2015)
    We propose using a phylogenetic approach to detect strains of potential value for the production of various secondary metabolites. Existing phylogenetic methods lack precision and only make use of rDNA or single gene ...
  • Sulfated polysaccharides as agents for free radicals annihilation in spirulina biomass cultivated under the induced illumination stress conditions 
    RUDIC, V.; RUDI, L.; CHIRIAC, T.; CEPOI, L.; MISCU, V.; CODREANU, S.; DJUR, S.; VALUȚA, A.; SADOVNIC, D.; GHELBET, V.; DUMBRĂVEANU, V.; CHELMENCIUC, V.; DONI, V. (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2016)
    Spirulina platensis is the source of sulfated polysaccharides known as Na (Ca) spirulan with antiviral and anti-inflammatory action. In the cell sulfated polysaccharides as polyanionic complexes located on the external ...
  • β-carotene involving in free radicals annihilation in spirulina biomass cultivated under the oxidative stress conditions 
    RUDIC, V.; RUDI, L.; CHIRIAC, T.; CEPOI, L.; MISCU, V.; CODREANU, S.; DJUR, S.; VALUȚA, A.; IATSCO, Iu.; CHELMENCIUC, V.; DONI, V.; ROTARU, M. (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2016)
    Carotenoids are a group of pigments that play multiple structural and functional roles. They are molecules with conjugated double bonds, allowing them to participate in photosynthetic functions. The most abundant carotenoids ...
  • Technological stress and the quality of spirulina biomass 
    CEPOI, Liliana (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2016)
    Arthrospira platensis is an industrially grown cyanobacterium in several countries, and its production is constantly increasing. Technological factors can be a useful tool for the quality of cyanobacterial biomass, but may ...
  • Antioxidant activity in Arthrospira platensis cells during the vital cycle in standard and strees condition 
    CEPOI, Liliana (Academia de Ştiinţe a Republicii Moldova, Institutul de Microbiologie şi Biotehnologie, 2016)
    The goal of this work was to determine the changes that occurred in the antioxidant status of cyanobacterium Spirulina platensis during its life cycle. For this Arthrospira platensis (A. platensis) CNM-CB-11 strain from ...
  • Productivity and content of biologically active compounds during Spirulina platensis cultivat ion in the presence of gold nanoparticles (AuNPs) 
    CEPOI, Liliana; CHIRIAC, Tatiana; ROTARI, Ion; RUDI, Ludmila; ZINICOVSCAIA, Inga; IUSHIN, Nikita; VALUȚA, Ana; MISCU, Vera; CODREANU, Svetlana (Academia de Ştiinţe a Moldovei, Institutul de Microbiologie şi Biotehnologie, 2018)
    It was studied biological effect of AuNPs on cyanobacterium Spirulina platensis growth and established the level of biomass accumulation. According to the obtained results, the effect of gold nanoparticles on spirulina ...
  • Induced oxidative stress - a biotechnological tool in phycobiotechnology 
    CEPOI, Liliana (Academia de Ştiinţe a Moldovei, Institutul de Microbiologie şi Biotehnologie, 2018)
    Phycological production is becoming more attractive due to several advantages, one of which is the use of very compact surfaces for the cultivation process. Moreover, phycological biomass is a profitable source of proteins, ...
  • The act ion of Zn(II) acetate on adaptive capacity of spirulina in response to chan ges in the light regime 
    CEPOI, Liliana; VALUŢĂ, Ana; DONI, Veronica; SPÎNU, Crina; DUMBRĂVEANU, Veronica; RUDIC, Valeriu (Academia de Ştiinţe a Moldovei, Institutul de Microbiologie şi Biotehnologie, 2018)
    The presence of chemical stimulators may be a factor leading to the loss of adaptive capacity of cyanobacterium to changing cultivation conditions with accumulation of oxidative degradation products of lipids. In order to ...
  • Potential use of gold and silver nanoparticles in phycobiotehnology 
    MISCU, Vera; CEPOI, Liliana; CHIRIAC, Tatiana; RUDI, Ludmila; RUDIC, Valeriu (Asociația Științifică a Geneticienilor și Producătorilor din Republica Moldova, 2021)
    Biomass content was calculated spectrophotometrically from the calibration curve. Spectrophotometric determination of lipid content was based on the reaction between lipid oxidation products with the components of ...
  • Toxicity of Cu and Cd nanoparticles to Spirulina platensis 
    CHIRIAC, Tatiana; RUDI, Ludmila; CEPOI, Liliana; ROTARI, Ion; DJUR, Svetlana (Asociația Științifică a Geneticienilor și Producătorilor din Republica Moldova, 2021)
    As a result of the study, it was found that changes in the content of β-carotene and chlorophyll a in spirulina biomass depended on the concentrations of nanoparticles introduced into the nutrient medium. The chlorophyll ...
  • Technological stress and the quality of spirulina biomass 
    CEPOI, Liliana (Asociația Științifică a Geneticienilor și Producătorilor din Republica Moldova, 2021)
    Taking into account that one of the requirements for technologies of cyanobacterial biomass production is to ensure the high quality of the final product, the purpose of this research was to investigate the influence of ...
  • The influence of oxidative stress on the quality of phycological biomass 
    CEPOI, L. E. (M. G. Kholodny Institute of Botany of NAS of Ukraine, 2019)
    Oxidative stress in living cells (excessive accumulation of reactive oxygen species) is characteristic practically for all intensive biotechnological processes, including phycologycal production. Arthrospira platensis ...
  • Antioxidant activity in Haematococcus pluvialis cells during the vital cycle 
    CEPOI, Liliana (Academy of Sciences of Moldova, Institute of Microbiology and Biotechnology, 2014)
    The goal of this work was to determine the changes that occurred in the antioxidant status of microalga Haematococcus pluvialis during its life cycle in closed system. The method for determination of antiradicalic activity ...
  • Dialdehida malonică – un potențial marcher al toxicității nanoparticulelor în mediul acvatic 
    CEPOI, Liliana; RUDI, Ludmila; CHIRIAC, Tatiana; MISCU, Vera; RUDIC, Valeriu (Moldovan Association for Biosafety and Biosecurity, 2020)
    As a result of increased production and spread in the environment, nanoparticles can pose a significant risk to public health. To date, the toxicity data of nanoparticles collected, using traditional models and methods, ...
  • Pigmenții fotosintetici la Porphyridium cruentum în condiții de stres oxidativ indus 
    CEPOI, Liliana (Academia de Ştiinţe a Moldovei, 2014)
    Fe (III) coordination compounds with Schiff bases and Fe (II) with dioxymines induce a state of oxidative stress in culture of Porphyridium cruentum expressed in a significant reduction of biomass and accumulation of lipid ...
  • Particularitățile manifestării stresului oxidativ indus de cupru (II) la Spirulina Platensis 
    CEPOI, Liliana (Academia de Ştiinţe a Moldovei, 2017)
    The purpose of this research paper was to highlight the changes in the biochemical parameters of spirulina biomass under copper sulfate induced oxidative stress. The correlation between these parameters and the level of ...

Search DSpace


Browse

My Account