Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Pierre Marsot"'
Publikováno v:
Knowledge and Management of Aquatic Ecosystems, Vol 0, Iss 341-342, Pp 125-131 (1996)
Cette etude consiste a evaluer le biotransfert du tributyletain (TBT) par le filtreur bivalve Mya arenaria, a partir d'une culture semi-continue de la diatomee Phaeodactylum tricornutum exposee a un niveau de contamination n'arretant pas sa croissanc
Publikováno v:
Process Biochemistry. 30:159-168
The biocatalysis of partially purified chlorophyllase from Phaeodactylum tricornutum in an organic solvent medium was investigated. The optimum amounts of water and organic solvent required for the chlorophyllase-catalyzed hydrolytic activity were me
Publikováno v:
Water Research. 28:2533-2544
Organotin compounds have been used as biocides, wood preservatives, plastic stabilizers and antifouling agents for many years (Maguire, 1991). The acute toxicity as well as the sublethal effects of tributyltin (TBT) derivatives have been tested for n
Publikováno v:
Journal of Chemical Technology AND Biotechnology. 60:73-81
The hydrolytic activity of a partially purified chlorophyllase, obtained from the alga Phaeodactylum tricornutum, was determined in a biphasic organic system using different mixtures of hexane and Tris–HCl buffer solution (20 mmol dm−3, pH 7·5).
Effects of Polar Organic Solvents on the Biocatalysis of Chlorophyllase in a Biphasic Organic System
Publikováno v:
Bioscience, Biotechnology, and Biochemistry. 58:1947-1952
The effects of polarity of various organic solvents, including acetone, ethanol, and propanol, used in a biphasic organic system, on the hydrolytic activity of a partially purified chlorophyllase from Phaeodactylum tricornutum were investigated. The
Publikováno v:
Bioscience, Biotechnology, and Biochemistry. 57:433-437
Chlorophyllase from a diatom alga (Phaeodactylum tricornutum) was obtained and the partially purified extract has been further purified using preparative isoelectric focusing on a Rotofor cell. Three fractions, FI, FII, and FIII, were separated from
Publikováno v:
Canadian Journal of Microbiology. 38:945-952
The unique conditions associated with discontinuous (batch) dialysis culture of the diatom Phaeodactylum tricornutum elicit different nutritional responses from those observed in nondialysis culture. Simultaneous determinations of the nitrogen biomas
Publikováno v:
Journal of Phycology. 27:478-491
The consumption of inorganic macronutrients (NO3−+ NO2−, NH4+, and PO4−3) and the composition of intra- and extracellular dissolved free amino acid pools (IDFAA and EDFAA, respectively) were determined in continuous-reservoir batch dialysis cul
Publikováno v:
Journal of Applied Phycology. 3:1-10
The growth kinetics and nitrogen (N)-nutrition of the marine pennate diatom Phaeodactylum tricornutum Bohlin were determined in continuous dialysis culture at different cell densities. Inflow nutrient medium was supplied as natural unenriched estuari
Publikováno v:
Botanica Marina. 39