نتایج جستجو برای: dbc
تعداد نتایج: 946 فیلتر نتایج به سال:
We report a 0.15 μm p-HEMT dual frequency VCO. The dual frequencies are achieved using a switchedresonator topology. Large devices can be used for switching, as their parasitic capacitance is absorbed into the resonator. The phase noise at 1 MHz offset was -101 dBc and -92 dBc at 10.6 and 16.3 GHz respectively.
Bactrian camels may have a unique gastrointestinal (GI) microbiome because of their distinctive digestive systems, unique eating habits and extreme living conditions. However, understanding of the microbial communities in the Bactrian camel GI tract is still limited. In this study, microbial communities were investigated by comparative analyses of 16S rRNA hypervariable region V4 sequences of f...
For assessing of impact Noise which is produced by pneumatic breaker, a study was performed in Hamadan during summer 1995.32 Kg pneumatic breakers of five services organizations were studied. Results show: background Noise, including Environmental and Air compressor Noise are in the range of 87 dBA-101 dBA and different in various type of cases. According to this study, SPL of breaker during ...
FVB/N mice wild-type, heterozygous or null for Cyp 1b1 were used in a two-stage skin tumor study comparing PAH, benzo[a]pyrene (BaP), dibenzo[def,p]chrysene (DBC), and coal tar extract (CTE, SRM 1597a). Following 20 weeks of promotion with TPA the Cyp 1b1 null mice, initiated with DBC, exhibited reductions in incidence, multiplicity, and progression. None of these effects were observed with BaP...
BACKGROUND Severity classification systems aim to stratify patients with acute pancreatitis reliably into coherent risk groups. Recently, the Atlanta 1992 classification has been revised (Atlanta 2012) and a novel determinant-based classification (DBC) system developed. This study assessed the ability of the three systems to stratify disease severity among patients with acute pancreatitis. ME...
Conventional imaging procedures have proved of limited value in assessing tumor response to neoadjuvant chemotherapy in locally advanced primary breast cancer (LAPBC). We evaluated the usefulness of radioisotopic procedures comparing planar scintimammography (SM) to SPECT, monitoring pre-surgery neoadjuvant chemo- or hormonotherapy response in 32 LAPBC patients. In all cases, 99mTc-tetrofosmin ...
A series of mononuclear iron(III) complexes of the type [Fe(L)Cl(3)], where L is a systematically modified N(2)O or N(3)O ligand with a methoxyethyl/tetrahydrofuryl ether oxygen donor atom, have been isolated and studied as models for catechol dioxygenases. The X-ray crystal structures of [Fe(L2)Cl(3)] 2, [Fe(L6)Cl(3)] 6, [Fe(L5)(TCC)Cl] 5a, where H(2)TCC = tetrachlorocatechol, [Fe(L6)(TCC)Br] ...
This paper presents an empirical evaluation on a dissimilarity measure strategy by which dissimilarity-based classifications (DBC) can be implemented efficiently. In DBC, classification is not based on feature measurements of individual objects (a set of attributes), but rather on a suitable dissimilarity measure among the individual objects (pair-wise object comparisons). One problem of DBC is...
Determinant-based classification (DBC) and revised Atlanta classification (RAC) are two new systems of acute pancreatitis (AP) severity classification. The difference between them is in classification of moderate AP (MAP). Therefore, we aimed to explore the practical value of RAC and DBC systems in classifying MAP. A total of 321 patients with MAP were included and assigned to RAC (n = 167) and...
Pseudomonas fragi strain DBC was isolated from crude oil-contaminated soil. The genome of P. fragi DBC is comprised of 5,072,304 bp with 54.09% GC content. Genes for degradation of polyaromatic hydrocarbons were found in the genome, in addition to genetic elements for related physiological functions such as chemotaxis, detoxification, and quorum sensing.
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