نتایج جستجو برای: northern
تعداد نتایج: 112044 فیلتر نتایج به سال:
We have used the Westerbork Northern Sky Survey (WENSS) to define a sample of 47 low redshift (z <∼ 0.4) giant radio galaxies. This is the largest sample yet of such radio sources originating from a single survey. We present radio maps of the newly discovered giants and optical images and spectra of their host galaxies. We present some of their properties and discuss the selection effects. We i...
Morphological investigation into the paleate genus Paleanotus Schmarda 1861 of the family Chrysopetalidae from northern Australian coral reefs, primarily Lizard Island and outlying reefs, included a complex of very small, slender individuals (length < 5 mm). This complex resolved into 7 new species, described herein: Paleanotus inornatus n. sp., P. adornatus n. sp., P. chrysos n. sp., P. aqu...
Expression of chicken MHC class I (B-F) antigens during ontogeny was determined by binding of anticlass I antibody and appearance of B-F transcripts by Northern blotting in chicken organs during embryogenesis until 2 weeks after hatching. MHC class I transcripts first become detectable in day 6.5 of embryogenesis. B-F cell-surface expression first becomes detectable in hemopoietic organs by day...
Here we describe Casuarina virus (CASV), a new virus in the family Mesoniviridae. This is the first report of a mesonivirus in Australia, which extends the geographical range of this virus family to 3 continents. The virus was isolated in 2010 from Coquillettidia xanthogaster mosquitoes during surveillance in the suburbs of Darwin, the capital of the Northern Territory. Cryo-electron microscopy...
and patterns of expression, γ-crystallins have generally appeared to be the most lens-specific of the crystallins. Here we examine the mouse γS-crystallin (γS) gene and its expression. Methods: The cDNA and gene for mouse γS were cloned and sequenced. The Crygs gene was mapped using genetic crosses. Expression patterns in mouse and cow were examined by northern blot, PCR and western blot using ...
Electrical propagation in the normal heart occurs via intercellular transfer of current at gap junctions. Alterations in intercellular coupling in the diseased heart are critical in the pathogenesis of reentrant ventricular arrhythmias. Until recently only a single gap junction protein was known to couple cardiac myocytes. We have now identified and sequenced two additional distinct gap junctio...
The Oriental genus Stigmothrips Ananthakrishnan is synonymised with A draneothrips Hood, a genus in which most species have been described from the Neotropics. Problems with descriptions by T.N. Ananthakrishnan of species from India are discussed, but cannot be fully resolved without access to the holotypes. A key is provided to 23 species of Adraneothrips from Asia and Australia, including fou...
The transcription factor junB belongs to the jun family of protooncogenes. The appearance of junB mRNA in hepatic cells is an extremely early and sensitive marker of the action of proinflammatory cytokines including interleukin-6. In this study, a competitive reverse transcription (RT)-PCR assay has been developed that is suitable for the quantitative determination of junB mRNA expression. This...
Northern Africans constitute one of the largest immigrant groups in France; however, limited data are available on their cardiovascular risk factors. We carried out a retrospective cross-sectional study in a French hypertension unit, comparing 719 patients born in Northern Africa to 3558 controls born in Europe, individually matched for age and sex. Using a Bonferroni adjusted alpha-level=0.001...
Aotus is a platyrrhine primate that has been classically considered to be nocturnal. Earlier research revealed that this animal lacks a color vision capacity because, unlike all other platyrrhine monkeys, Aotus has a defect in the opsin gene that is required to produce short-wavelength sensitive (S) cone photopigment. Consequently, Aotus retains only a single type of cone photopigment. Other ma...
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