نتایج جستجو برای: rock alteration

تعداد نتایج: 83344  

Journal: :Journal of Structural Geology 2021

Defining the fracture network and active fluid pathways are fundamental to characterizing a fractured reservoir. With this goal, we chose Saint Pierre Bois quarry (Vosges Massif, France) as natural analogue for Permian-Stephanian cover (arkoses)/Hercynian basement (granite) transition that serve geothermal reservoirs, example at Rittershoffen, Landau Insheim, where plants exploit kind of reserv...

Journal: :American journal of physiology. Heart and circulatory physiology 2011
Jean-Marc Bugnicourt Charlène Da Silveira Abderrahmane Bengrine Olivier Godefroy Gary Baumbach Henri Sevestre Stefanie M Bode-Boeger Jan T Kielstein Ziad A Massy Jean-Marc Chillon

We examined structure, composition, and endothelial function in cerebral arterioles after 4 wk of chronic renal failure (CRF) in a well-defined murine model (C57BL/6J and apolipoprotein E knockout female mice). We also determined quantitative expression of endothelial nitric oxide synthase (eNOS), phosphorylated eNOS (on serine 1177 and threonine 495), and caveolin-1; quantitative expression of...

Journal: :Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine 2014
P O Suresh A Dosseto H K Handley P P Hesse

The study of uranium-series (U-series) isotopes in soil and sediment materials has been proposed to quantify rates and timescales of soil production and sediment transport. Previous works have studied bulk soil or sediment material, which is a complex assemblage of primary and secondary minerals and organic compounds. However, the approach relies on the fractionation between U-series isotopes i...

Journal: :Energies 2022

Analyses of fine-grained rocks like shales, cherts, and specifically chalk are challenging with regards to spatial resolution. We propose a “toolbox” understand mineralogical alteration in chalk, especially those induced by non-equilibrium fluids or polymers silicates during production hydrocarbons. These data fundamental experiments related improved/enhanced oil recovery (IOR/EOR) research the...

2013
Yang Hoon Huh Hee-Seok Kweon Toshio Kitazawa

Background: Chronic treatment with fetal bovine serum (FBS) causes gradual vasoconstriction, vascular wall thickening, and contractility reduction in organ-cultured vascular tissues. We have previously demonstrated that Rho-associated kinase (ROCK) inhibitors prevent the functional alterations of small arteries in response to the FBS treatment. Here, we tested a further hypothesis that the chro...

2006
J. P. K. A. RODGERS

A LENSOID mass of serpentinite is continuously exposed over some 650 m along the trace of the NNE.-trending Waipa Fault at Wairere (38~ 33" S., 175 ~ 2' E.) south of Te Kuiti (Fleming, 1948; O'Brien, I97O). Extensive quarrying of the deposit has revealed the presence of numerous highly-altered xenoliths of gabbro ranging in size from hand specimens to about 12o m a and exhibiting strongly groov...

2009
Frédéric Foucher Frances Westall Franz Brandstätter René Demets John Parnell Charles S. Cockell Jean-Michel Bény André Brack

If life ever appeared on Mars, could we find traces of primitive life embedded in sedimentary meteorites? To answer this question, a 3.5-byr-old volcanic sediment containing microfossils was embedded in the heat shield of a space capsule in order to test survival of the rock and the microfossils during entry into the Earth’s atmosphere (the STONE 6 experiment). The silicified volcanic sediment ...

2013
Luiz Paulo Brito Jutta G. B. Linss Tamara N. Lima-Camara Thiago A. Belinato Alexandre A. Peixoto José Bento P. Lima Denise Valle Ademir J. Martins

Pyrethroids are the most used insecticide class worldwide. They target the voltage gated sodium channel (NaV), inducing the knockdown effect. In Aedes aegypti, the main dengue vector, the AaNaV substitutions Val1016Ile and Phe1534Cys are the most important knockdown resistance (kdr) mutations. We evaluated the fitness cost of these kdr mutations related to distinct aspects of development and re...

اسدی, سینا , رحمانی, فرح , مُر, فرید, کشاورزی, بهنام ,

Little information is available on the provenance, evolutionary trend and characteristics of the loess deposits in northeast Iran. These deposits are thought to be related to Quaternary paleoclimate. Studies of mineralogical, surface textures and geochemical composition and trace elements in these loesses in Golestan Province suggest that they are mostly derived from felsic igneous rocks (grani...

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