نتایج جستجو برای: nr کائوچوی طبیعی
تعداد نتایج: 55126 فیلتر نتایج به سال:
The new species Arcoptilia naumanni sp. nov. (Lepidoptera, Pterophoridae) is described and illustrated from males found in Angola. Platyptilia rufamaculata Gielis, 2011, syn. nov. is established as a junior synonym of Arcoptilia pongola Ustjuzhanin & Kovtunovich, 2010.
The Aleiodes melanopterus (Erichson, 1848) species-group includes 21 species, of which seven are known from the Neotropical region: Aleiodes flavistigma Shaw, 1993, Aleiodes lucidus (Szépligeti, 1906), Aleiodes melanopterus, Aleiodes mexicanus Cresson, 1869, Aleiodes politiceps (Gahan, 1917), and the new species Aleiodes shaworumsp. n. and Aleiodes vassunungasp. n. Distribution ranges of Aleiod...
The source of nitric oxide (NO) in plants is unclear and it has been reported NO can be produced by nitric oxide synthase (NOS) like enzymes and by nitrate reductase (NR). Here we used wild-type, Atnos1 mutant and nia1, nia2 NR-deficient mutant plants of Arabidopsis thaliana to investigate the potential source of NO production in response to Verticillium dahliae toxins (VD-toxins). The results ...
Biodistribution, pharmacokinetic, and radioimaging studies were performed with 186Re-labeled NR-LU-10 whole antibody in athymic nude mice bearing the LS174T tumor growing either s.c. or in an experimental hepatic metastasis model. NR-LU-10 is an IgG2b murine monoclonal antibody (MAb) that reacts with virtually all human tumors of epithelial origin. NR-BC-1, a IgG2b murine MAb that reacts with n...
We investigated the effect of deformation of natural rubbers (NR) resulting from the high centrifugal pressure of fast magicangle spinning (MAS) on 13C NMR spectra. The solid state 13C MAS NMR spectrum with high-power 1H dipolar decoupling (DD) of NR presents liquid-like, very narrow signals (full width at half height, FWHH, is less than 10 Hz). However, the static state 13C DD NMR spectrum of ...
Global nitrogen fixation contributes 413 Tg of reactive nitrogen (Nr) to terrestrial and marine ecosystems annually of which anthropogenic activities are responsible for half, 210 Tg N. The majority of the transformations of anthropogenic Nr are on land (240 Tg N yr(-1)) within soils and vegetation where reduced Nr contributes most of the input through the use of fertilizer nitrogen in agricult...
BACKGROUND Peripheral disease (arthritis, enthesitis and dactylitis) and extra-articular disease (uveitis, psoriasis and inflammatory bowel disease) is common in ankylosing spondylitis (AS) and non-radiographic axial spondyloarthritis (nr-axSpA). So far, however, summary data on the prevalence are lacking. The objective of this meta-analysis was to assess the prevalence of peripheral and extra-...
Formula scoring (FS) is the use of a don't know option (DKO) with subtraction of points for wrong answers. Its effect on construct validity and reliability of progress test scores, is subject of discussion. Choosing a DKO may not only be affected by knowledge level, but also by risk taking tendency, and may thus introduce construct-irrelevant variance into the knowledge measurement. On the othe...
Let X and Y be smooth varieties of dimensions n−1 and n over an arbitrary algebraically closed field, f :X → Y a finite map that is birational onto its image. Suppose that f is curvilinear; that is, for all x ∈ X, the Jacobian ∂f(x) has rank at least n−2. For r ≥ 1, consider the subscheme Nr of Y defined by the (r − 1)-th Fitting ideal of the OY -module f∗OX , and set Mr := f−1Nr . In this sett...
Reactive nitrogen (Nr) is not only an important nutrient for plant growth, thereby safeguarding human alimentation, but it also heavily disturbs natural systems. To mitigate air, land, aquatic, and atmospheric pollution caused by the excessive availability of Nr, it is crucial to understand the long-term development of the global agricultural Nr cycle. For our analysis, we combine a material fl...
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