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Phosphatases relieve carbon limitation of microbial activity in Baltic Sea sediments along a redox-gradient
carbon limitation Baltic Sea sediments
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2014/4/4
The relationship between phosphatase activity and the element limiting microbial activity (carbon [C], nitrogen
[N], or phosphorus [P]) was studied experimentally in sediment from four stations in th...
Unraveling the role of land use and microbial activity in shaping dissolved organic matter characteristics in stream ecosystems
role of land use microbial activity in shaping dissolved organic matter in stream ecosystems
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2014/4/17
Surface water samples were collected from 43 streams distributed throughout watersheds of mixed land use in southern Ontario, Canada. Absorbance and fluorescence spectroscopy with parallel factor anal...
Evidence of microbial activity in siderite and calcite deposits on gastropod shells in Pliocene sand and clay beds from Lipovljani,Croatia
concretions fresh water diagenesis iron bacteria calcite siderite Pliocene Slavonia Croatia
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2009/12/8
Freshwater Pliocene sand and clays found near Lipovljani in western Slavonia, Croatia, contain gastropods preserved by diagenetic mineral incrustations of alternating calcite and siderite. The geochem...
Microwave-Assisted Synthesis of 1,4´-Diazaflavone and N-Alkyl Derivative Pigments with Anti-Microbial Activity
Microwave-assisted aza-chalcone 1,4' -diazaflavone N-alkyl-1,4' -diazaflavonium bromide anti-microbial activity pigment (3-12)
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2010/4/16
1,4'-Diazaflavone pigment (2) was synthesized by a simple environmentally friendly microwave-assisted one-pot method for the cyclization of 2'-amino (E)-4''-aza-chalcone (1) under solventless conditio...
In situ fluxes and zonation of microbial activity in surface sediments of the Håkon Mosby Mud Volcano
In situ fluxes zonation of microbial activity surface sediments Hå kon Mosby Mud Volcano
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2014/5/4
From the Hakon Mosby Mud Volcano (HMMV) on the southwest Barents Sea shelf, gas and fluids are expelled by active mud volcanism. We studied the mass transfer phenomena and microbial conversions in the...
Effects of microbial activity on the 18O of dissolved inorganic phosphate and textural features of synthetic apatites
microbial activity inorganic phosphate textural features synthetic apatites
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2012/4/1
Laboratory growth experiments were conducted to investigate the oxygen isotope effects associated with bacterial metabolism of phosphatic compounds commonly available in nature. The observed oxygen is...