porphyridium cruentum extract

extract of the alga, porphyridium cruentum, porphyridaceae PubMed: One-step chromatographic procedure for purification of B-phycoerythrin from Porphyridium cruentum. PubMed: Optimization of bead milling parameters for the cell disruption of microalgae: process modeling and application to Porphyridium cruentum and Nannochloropsis oculata. PubMed: Microalgae respond differently to nitrogen availability during culturing. PubMed: Voltammetric detection of As(III) with Porphyridium cruentum based modified carbon paste electrode biosensor. PubMed: Phycobilisome Mobility and Its Role in the Regulation of Light Harvesting in Red Algae. PubMed: Influence of sulphate on the composition and antibacterial and antiviral properties of the exopolysaccharide from Porphyridium cruentum. PubMed: Physicochemical factors affecting the stability of two pigments: R-phycoerythrin of Grateloupia turuturu and B-phycoerythrin of Porphyridium cruentum. PubMed: In vivo estimation of pigment composition and optical absorption cross-section by spectroradiometry in four aquatic photosynthetic micro-organisms. PubMed: Photosynthesis in Chondrus crispus: the contribution of energy spill-over in the regulation of excitonic flux. PubMed: Separation and fractionation of exopolysaccharides from Porphyridium cruentum. PubMed: pH-dependent structural conformations of B-phycoerythrin from Porphyridium cruentum. PubMed: Uptake of uranyl ions from uranium ores and sludges by means of Spirulina platensis, Porphyridium cruentum and Nostok linckia alga. PubMed: Red and green algal origin of diatom membrane transporters: insights into environmental adaptation and cell evolution. PubMed: Non-random sharing of Plantae genes. PubMed: Excitation energy transfer between photosystem II and photosystem I in red algae: larger amounts of phycobilisome enhance spillover. PubMed: Enhancement of polyunsaturated fatty acids and total carotenoid production in microalgae by ultraviolet band A (UVA, 365 nm) radiation. PubMed: Red and green algal monophyly and extensive gene sharing found in a rich repertoire of red algal genes. PubMed: Potential yields and properties of oil from the hydrothermal liquefaction of microalgae with different biochemical content. PubMed: Protein measurements of microalgal and cyanobacterial biomass. PubMed: Lipid production in Porphyridium cruentum grown under different culture conditions. PubMed: Red algal cellular biomass lowers circulating cholesterol concentrations in Syrian golden hamsters consuming hypercholesterolaemic diets. PubMed: Preparation of different molecular weight polysaccharides from Porphyridium cruentum and their antioxidant activities. PubMed: Optimization of renewal regime for improvement of polysaccharides production from Porphyridium cruentum by uniform design. PubMed: FRAP analysis on red alga reveals the fluorescence recovery is ascribed to intrinsic photoprocesses of phycobilisomes than large-scale diffusion. PubMed: Watching the native supramolecular architecture of photosynthetic membrane in red algae: topography of phycobilisomes and their crowding, diverse distribution patterns. PubMed: Light-induced energetic decoupling as a mechanism for phycobilisome-related energy dissipation in red algae: a single molecule study. PubMed: Isolation, properties and spatial site analysis of gamma subunits of B-phycoerythrin and R-phycoerythrin. PubMed: Effect of dietary administration of Porphyridium cruentum on the respiratory burst activity of sole, Solea senegalensis (Kaup), phagocytes. PubMed: Evaluation of the antioxidant activity of three microalgal species for use as dietary supplements and in the preservation of foods. PubMed: Structure and organization of phycobilisomes on membranes of the red alga Porphyridium cruentum. PubMed: Ultrasound effects on the antioxidative defense systems of Porphyridium cruentum. PubMed: Concentration of sterols of Porphyridium cruentum biomass at stationary phase. PubMed: Simplified two-stage method to B-phycoerythrin recovery from Porphyridium cruentum. PubMed: Characterization of the Porphyridium cruentum Chl a-binding LHC by in vitro reconstitution: LHCaR1 binds 8 Chl a molecules and proportionately more carotenoids than CAB proteins. PubMed: Effects of agitation on the microalgae Phaeodactylum tricornutum and Porphyridium cruentum. PubMed: Short- and long-term effects of solar ultraviolet radiation on the red algae Porphyridium cruentum (S. F. Gray) Nägeli. PubMed: Antioxidant capacity of the neurohormone melatonin. PubMed: Cell weight kinetics simulation in chemostat and batch culture of the rhodophyte Porphyridium cruentum. PubMed: Structural characterization of photosystem II complex from red alga Porphyridium cruentum retaining extrinsic subunits of the oxygen-evolving complex. PubMed: Bioprocess intensification: a potential aqueous two-phase process for the primary recovery of B-phycoerythrin from Porphyridium cruentum. PubMed: Fluorescence polarization studies of B-phycoerythrin oriented in polymer film. PubMed: Swirling flow implementation in a photobioreactor for batch and continuous cultures of Porphyridium cruentum. PubMed: Benefits and limitations of modeling for optimization of Porphyridium cruentum cultures in an annular photobioreactor. PubMed: Preparative purification of B-phycoerythrin from the microalga Porphyridium cruentum by expanded-bed adsorption chromatography. PubMed: In vitro anti-inflammatory and anti-proliferative activity of sulfolipids from the red alga Porphyridium cruentum. PubMed: Chromatic variation of the abundance of PSII complexes observed with the red alga Prophyridium cruentum. PubMed: Recovery of pure B-phycoerythrin from the microalga Porphyridium cruentum. PubMed: Triplet states as non-radiative traps in multichromophoric entities: single molecule spectroscopy of an artificial and natural antenna system. PubMed: Two forms of phycobilisomes in the Antarctic red macroalga Palmaria decipiens (Palmariales, Florideophyceae). PubMed: Chromatographic purification and characterization of B-phycoerythrin from Porphyridium cruentum. Semipreparative high-performance liquid chromatographic separation and characterization of its subunits. PubMed: Eicosapentaenoic and arachidonic acids purification from the red microalga Porphyridium cruentum. PubMed: Chlorophyll and carotenoid binding in a simple red algal light-harvesting complex crosses phylogenetic lines. PubMed: The role of triacylglycerol as a reservoir of polyunsaturated fatty acids for the rapid production of chloroplastic lipids in certain microalgae. PubMed: Intron-exon structure and gene copy number of a gene encoding for a membrane-intrinsic light-harvesting polypeptide of the red alga Galdieria sulphuraria. PubMed: Triacylglycerols of the red microalga Porphyridium cruentum can contribute to the biosynthesis of eukaryotic galactolipids. PubMed: CO2 as main carbon source for isoprenoid biosynthesis via the mevalonate-independent methylerythritol 4-phosphate route in the marine diatoms Phaeodactylum tricornutum and Nitzschia ovalis. PubMed: In vitro inhibition of the replication of haemorrhagic septicaemia virus (VHSV) and African swine fever virus (ASFV) by extracts from marine microalgae. PubMed: Salicylhydroxamic acid inhibits delta6 desaturation in the microalga Porphyridium cruentum. PubMed: Prediction of dissolved oxygen and carbon dioxide concentration profiles in tubular photobioreactors for microalgal culture PubMed: Elucidation of the Biosynthesis of Eicosapentaenoic Acid in the Microalga Porphyridium cruentum (II. Studies with Radiolabeled Precursors). PubMed: Fatty acid unsaturation in the red alga Porphyridium cruentum. Is the methylene interrupted nature of polyunsaturated fatty acids an intrinsic property of the desaturases? PubMed: LhcaR1 of the red alga Porphyridium cruentum encodes a polypeptide of the LHCI complex with seven potential chlorophyll a-binding residues that are conserved in most LHCs. PubMed: Biosynthesis of eicosapentaenoic acid in the microalga Porphyridium cruentum. I: The use of externally supplied fatty acids. PubMed: Antiviral activity of Porphyridium cruentum polysaccharide. PubMed: Oxidative damage caused by free radicals produced during catecholamine autoxidation: protective effects of O-methylation and melatonin. PubMed: Decrease of polypeptides in the PS I antenna complex with increasing growth irradiance in the red alga Porphyridium cruentum. PubMed: Pigment orientation changes accompanying the light state transition in Synechococcus sp. PCC 6301. PubMed: The complete amino acid sequence of R-phycocyanin-I alpha and beta subunits from the red alga Porphyridium cruentum. Structural and phylogenetic relationships of the phycocyanins within the phycobiliprotein families. PubMed: Core substructure of the hemiellipsoidal phycobilisome from the red alga Porphyridium cruentum. PubMed: Refined crystal structure of phycoerythrin from Porphyridium cruentum at 0.23-nm resolution and localization of the gamma subunit. PubMed: Organization, expression and nucleotide sequence of the operon encoding R-phycoerythrin alpha and beta subunits from the red alga Polysiphonia boldii. PubMed: Photoacclimation in the Red Alga Porphyridium cruentum: Changes in Photosynthetic Enzymes, Electron Carriers, and Light-Saturated Rate of Photosynthesis as a Function of Irradiance and Spectral Quality. PubMed: Photosynthetic membrane topography: quantitative in situ localization of photosystems I and II. PubMed: Phytochrome assembly. The structure and biological activity of 2(R),3(E)-phytochromobilin derived from phycobiliproteins. PubMed: Overproduction of gamma-Linolenic and Eicosapentaenoic Acids by Algae. PubMed: Absence of glycosylation on cyanobacterial phycobilisome linker polypeptides and rhodophytan phycoerythrins. PubMed: Localization and quantitation of chloroplast enzymes and light-harvesting components using immunocytochemical methods. PubMed: Growth under Red Light Enhances Photosystem II Relative to Photosystem I and Phycobilisomes in the Red Alga Porphyridium cruentum. PubMed: Effects of CO(2) Concentration during Growth on Fatty Acid Composition in Microalgae. PubMed: Phycoerythrin is absent from the pyrenoid of Porphyridium cruentum: photosynthetic implications. PubMed: Stoichiometry of Photosystem I, Photosystem II, and Phycobilisomes in the Red Alga Porphyridium cruentum as a Function of Growth Irradiance. PubMed: Posttranslational modifications of the beta subunit of a cryptomonad phycoerythrin. Sites of bilin attachment and asparagine methylation. PubMed: The complete amino-acid sequence of the alpha and beta subunits of B-phycoerythrin from the rhodophytan alga Porphyridium cruentum. PubMed: Exclusive A-ring linkage for singly attached phycocyanobilins and phycoerythrobilins in phycobiliproteins. Absence of singly D-ring-linked bilins. PubMed: N-terminus conservation in the terminal pigment of phycobilisomes from a prokaryotic and eukaryotic alga. PubMed: Isolation and localization of N4-methylasparagine in phycobiliproteins from the cyanobacterium Mastigocladus laminosus. PubMed: Post-translational methylation of asparaginyl residues. Identification of beta-71 gamma-N-methylasparagine in allophycocyanin. PubMed: Enrichment of a 50-kilodalton polypeptide in a photosystem II-phycobilisome particle from Porphyridium cruentum. PubMed: Phycobiliprotein-bilin linkage diversity. II. Structural studies on A- and D-ring-linked phycoerythrobilins. PubMed: Energy distribution in the photochemical apparatus of Porphyridium cruentum: Picosecond fluorescence spectroscopy of cells in state 1 and state 2 at 77 K. PubMed: The amino acid sequences of the cytochromes c553 from Porphyridium cruentum and Aphanizomenon flos-aquae. PubMed: Bilin attachment sites in the alpha, beta, and gamma subunits of R-phycoerythrin. Structural studies on singly and doubly linked phycourobilins. PubMed: A photosystem II-phycobilisome preparation from the red alga, Porphyridium cruentum: oxygen evolution, ultrastructure, and polypeptide resolution. PubMed: Characterization of a Purified Photosystem II-Phycobilisome Particle Preparation from Porphyridium cruentum. PubMed: Light intensity adaptation of the phycobiliprotein content of the red alga Porphyridium. PubMed: Bilin attachment sites in the alpha and beta subunits of B-phycoerythrin. Structural studies on the singly linked phycoerythrobilins. PubMed: Bilin attachment sites in the alpha and beta subunits of B-phycoerythrin. Structural studies on a doubly peptide-linked phycoerythrobilin. PubMed: Bilin attachment sites in the alpha and beta subunits of B-phycoerythrin. Amino acid sequence studies. PubMed: Effective Absorption Cross-Sections in Porphyridium cruentum: Implications for Energy Transfer between Phycobilisomes and Photosystem II Reaction Centers. PubMed: The binding of selenium to the lipids of two unicellular marine algae. PubMed: Three c-type cytochromes from the red alga Porphyridium cruentum. PubMed: Photosynthetic Membranes of Porphyridium cruentum: An Analysis of Chlorophyll-Protein Complexes and Heme-Binding Proteins. PubMed: Arachidonic acid production by the red alga Porphyridium cruentum. PubMed: A M(r) 95,000 polypeptide in Porphyridium cruentum phycobilisomes and thylakoids: Possible function in linkage of phycobilisomes to thylakoids and in energy transfer. PubMed: Phycobilisome Structure of Porphyridium cruentum: POLYPEPTIDE COMPOSITION. PubMed: Noncovalent Intermolecular Forces in Phycobilisomes of Porphyridium cruentum. PubMed: Picosecond energy transfer in Porphyridium cruentum and Anacystis nidulans. PubMed: [Comparative evaluation of the vitamin composition of unicellular algae and higher plants grown under artificial conditions]. PubMed: Phycobilisome-thylakoid Topography on Photosynthetically Active Vesicles of Porphyridium cruentum. PubMed: Fluorescence and energy transfer in phycobiliprotein-containing algae at low temperature. PubMed: Energy distribution in the photochemical apparatus of Porphyridium cruentum in state I and state II. PubMed: On the origins of 718 nm fluorescence from Porphyridium cruentum at 77 K. PubMed: Three-dimensional structures of C-phycocyanin and B-phycoerythrin at 5-A resolution. PubMed: Effects of Chromatic Adaptation on the Photochemical Apparatus of Photosynthesis in Porphyridium cruentum. PubMed: The protein-chromophore bond in B phycoerythrin from Porphyridium cruentum. Radiosulfur labeling experiments. PubMed: Distribution of thioredoxins in Cyanobacteria. PubMed: A backflow of electrons around photosystem II in Chlorella cells. PubMed: Phycobilisomes from blue-green and red algae: isolation criteria and dissociation characteristics. PubMed: Picosecond time-resolved energy transfer in Porphyridium cruentum. Part II. In the isolated light harvesting complex (phycobilisomes). PubMed: Picosecond time-resolved energy transfer in Porphyridium cruentum. Part I. In the intact alga. PubMed: Picosecond fluorescence from photosynthetic systems in vivo. PubMed: Preliminary crystallographic investigations of two phycobiliproteins. PubMed: Energy transfer from photosystem II to photosystem I in Porphyridium cruentum. PubMed: Purification and properties of superoxide dismutase from a red alga, Porphyridium cruentum. PubMed: The quaternary structure of a unique phycobiliprotein: B-phycoerythrin from Porphyridium cruentum. PubMed: The covalent linkage of protein to carbohydrate in the extracellular protein-polysaccharide from the red alga Porphyridium cruentum. PubMed: Isolation and Function of Allophycocyanin B of Porphyridium cruentum. PubMed: Subunit structure and chromophore composition of rhodophytan phycoerythrins. Porphyridium cruentum B-phycoerythrin and b-phycoerythrin. PubMed: Structural studies on the extracellular polysaccharide of the red alga, Porhyridium. PubMed: Efficiency of energy transfer from photosystem II to photosystem I in Porphyridium cruentum. PubMed: [Spectral effects of denaturation of B- and C-phycoerythrins]. PubMed: 2-O-methyl-D-glucuronic acid, a new hexuronic acid of biological origin. PubMed: Phylogenetic origin of the chloroplast. PubMed: Characterization of R-phycocyanin. Chromophore content of R-phycocyanin and C-phycoerythrin. PubMed: Metabolism of delta-Aminolevulinic Acid in Red and Blue-Green Algae. PubMed: Phycobilisomes of Porphyridium cruentum: pigment analysis. PubMed: Relations between fluorescence and thylakoid structure in Porphyridium cruentum. PubMed: Sterols in Porphyridium species. 4alpha-methyl-5alpha-cholesta-8,22-dien-3beta-ol and 4alpha, 24epsilon-dimethyl-5alpha-cholesta-8,22-dien-3beta-ol: two novel sterols from Porphyridium cruentum. PubMed: Kinetic behavior of cytochrome f in cyclic and noncyclic electron transport in Porphyridium cruentum. PubMed: Formation of carbon monoxide and bile pigment in red and blue-green algae. PubMed: Phycobilisomes of Porphyridium cruentum. I. Isolation. PubMed: Lifetime of the excited state in vivo. I. Chlorophyll a in algae, at room and at liquid nitrogen temperatures; rate constants of radiationless deactivation and trapping. PubMed: Action of hydroxylamine in the red alga Porphyridium cruentum. PubMed: Fluorescence transfer in glutaraldehyde fixed particles of the red alga Porphyridium cruentum (N). PubMed: Identification and characterization of phospholipase D in a unicellular red alga (Porphyridium cruentum). PubMed: Properties and Ultrastructure of Phycoerythrin From Porphyridium cruentum. PubMed: Action Spectra for Photosystems I and II in Formaldehyde Fixed Algae. PubMed: Photosynthetic Light Reactions in Chemically Fixed Anacystis nidulans, Chlorella pyrenoidosa, and Porphyridium cruentum. PubMed: Measurement of the fluorescence lifetime of chlorophyll a in vivo. PubMed: Control of excitation transfer in photosynthesis. I. Light-induced change of chlorophyll a fluorescence in Porphyridium cruentum. PubMed: RHODOSORUS MARINUS GEITLER: A NEW ADDITION TO THE MARINE ALGAL FLORA OF THE WESTERN HEMISPHERE. PubMed: Distinct subunits of phycoerythrin from Porphyridium cruentum and their spectral characteristics. PubMed: Granules associated with the chloroplast lamellae of Porphyridium cruentum. PubMed: Fluorescence studies on a red alga, Porphyridium cruentum. PubMed: The ultrastructure of Porphyridium cruentum. PubMed: FREEZING OF THE CHROMOPROTEIN PHYCOERYTHRIN FROM THE RED ALGA PORPHYRIDIUM CRUENTUM. PubMed: EFFECTS OF SUBZERO TEMPERATURES ON THE UNICELLULAR RED ALGA PORPHYRIDIUM CRUENTUM. PubMed: The mass culture of Porphyridium cruentum. PubMed: Induced changes in the photosynthetic efficiency of Porphyridium cruentum. II. PubMed: Computer solutions for photosynthesis rates from a two pigment model. PubMed: Existence of Absorption Bands at 730-740 and 750-760 Millimicrons in Algae of Different Divisions. PubMed: Inhibition of Photosynthesis in Certain Algae by Extreme Red Light. PubMed: Action Spectrum of the "Second Emerson Effect". PubMed: Changes in quantum yield of photosynthesis in the red alga Porphyridium cruentum caused by stepwise reduction in the intensity of light preferentially absorbed by the phycobilins. PubMed: The quantum yield of photosynthesis in Porphyridium cruentum, and the role of chlorophyll a in the photosynthesis of red algae. PubMed: Observations on cellular structures of Porphyridium cruentum. PubMed: Light-induced efficiency and pigment alterations in red algae. PubMed: [Growth tests with red and green algae (Porphyridium cruentum, Trailliella intricata, Chlorella pyrenoidosa) in heterochromatic light with constant energy]. PubMed: [Small reports on flagellates and algae. IV. Porphyridium cruentum and Porphyridium marinum]. PubMed: [Studies on bacteria-free mass cultures of the red alga Porphyridium cruentum Naegeli].