203,639 research outputs found

    Four new terrestrial species of Marionina (Clitellata, Enchytraeidae) from China and re-examination of M. hoVbaueri Moller

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    Enchytraeid surveys were made in China, mainly along the Changjiang (Yangtze) River Basin, during the period 1991-1999. Among the findings, four terrestrial species of Marionina are new to science and well illustrate the taxonomic complexity of the genus as currently defined. Marionina sinica sp. n. is characterized by a specific chaetal distribution, the marionine pattern of the dorsal blood vessel, and elongate, fusiform, spermathecal ectal ducts. Marionina sacculata sp. n. is distinguished by the possession of a pair of pouch-like oesophageal appendages in IV, the lack of lateral chaetae in VII-XI, a marionine pattern of the dorsal blood vessel, and short spermathecal ectal ducts gradually expanding into spherical ampullae. Both M. sinica and M. sacculata have minute bodies (2-3 mm long in vivo) and lack spermathecal accessory glands. The former species shows its closest aYnities with the European M. brendae Rota, 1995, whereas the latter is closest to the German M. hoVbaueri Moller, 1971, for which an amended diagnosis is provided. Marionina seminuda sp. n. has only ventral chaetal bundles, distributed from III onwards and bisetose. It is similar to the Holarctic M. subterranea (Knollner, 1935) in lacking entirely the lateral chaetae and in having the brain incised posteriorly, the dorsal vessel bifurcating behind the pharynx, and coelomocytes containing opaque granules, but diVers from it in having the longest chaetae in preclitellar segments and gland cells distributed all over the spermathecal ectal ducts. Marionina righiana sp. n. is diagnosed by the location of the head pore on the prostomium, the absence of lateral chaetae from VIII ( VII or IX) onwards, the possession of free spermathecae extending backwards through one to four segments, the brain deeply incised posteriorly, the lumbricilline pattern of the dorsal blood vessel, and the opacity of coelomocytes in vivo. Prior to this study, members of the genus so atypical as M. righiana with respect to the position of the head pore and the structure of the spermathecae were known only from South American soils. Until the taxonomy of Marionina has been more thoroughly assessed and revised, the assignment of the four species to this large assemblage should be regarded as tentative

    Schiedemann des Sacramentstreits : das ist, Kurtzer und einfeltiger, jedoch gründlicher, gewisser und warhafftiger Bericht, von Uhrsprung und Anfang, Ernewerung und Fortgang des hochschädlichen und sehr ärgerlichen Sacramentstreits ...

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    aus Liebe der göttlichen Warheit und christlicher Einigkeit gestellet und zusammen getragen, von Heinrico Mollero, der heiligen Schrifft beflissenen, und göttlicher Warheit, auch christlicher Einigkeit Liebhabern ...Bogensignaturen: A-L⁴, M²Titeleinfassun

    Nonlinear spectral geometry processing via the TV transform

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    We introduce a novel computational framework for digital geometry processing, based upon the derivation of a nonlinear operator associated to the total variation functional. Such an operator admits a generalized notion of spectral decomposition, yielding a convenient multiscale representation akin to Laplacian-based methods, while at the same time avoiding undesirable over-smoothing effects typical of such techniques. Our approach entails accurate, detail-preserving decomposition and manipulation of 3D shape geometry while taking an especially intuitive form: non-local semantic details are well separated into different bands, which can then be filtered and re-synthesized with a straightforward linear step. Our computational framework is flexible, can be applied to a variety of signals, and is easily adapted to different geometry representations, including triangle meshes and point clouds. We showcase our method through multiple applications in graphics, ranging from surface and signal denoising to enhancement, detail transfer, and cubic stylization

    Aspects of Agriculture and Slavery in the Ante-Bellum South; A Commentary

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    (Statement of Responsibility) by Kay M. Moller(Thesis) Thesis (B.A.) -- New College of Florida, 1967Missing as of 3/9/2005.(Electronic Access) RESTRICTED TO NCF STUDENTS, STAFF, FACULTY, AND ON-CAMPUS USE(Bibliography) Includes bibliographical references.(Source of Description) This bibliographic record is available under the Creative Commons CC0 public domain dedication. The New College of Florida, as creator of this bibliographic record, has waived all rights to it worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law.(Local) Faculty Sponsor: Mayer, Georg

    Electrospinning with dual collection rings

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    The formation of electrospun poly(var epsilon-caprolactone) (PCL) fibres between two collection rings is described, and the conversion of these fibres into a multi-filament yarn of is demonstrated. During electrospinning, when two grounded rings are placed equidistantly from the spinneret, an array of fibres is formed between the collection rings. These rapidly produced fibres are three-dimensionally suspended in air, and demonstrate low incidence of fibre splitting when lower voltages are applied. Such electrospun fibres, with a diameter of 1.26±0.19 ?m and a length between 40 and 100 mm, were oriented and continuous. Furthermore, manufacture of the fibre array was easily achievable, reproducible and not subject to relatively small changes in spinneret-ground distance or applied voltage. Rotation of one of the collection rings results in a wound multi-filament yarn with a diameter below 5 ?m, and a length of 50 mm

    A Jaubert, M. Lorblanchet, H. Laville, R. Slott Moller, A. Turq et J.P. Brugat : Les chasseurs d'aurochs de La Borde. Un site du paléolithique moyen (Livernon, Lot)

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    Monnier Jean Laurent. A Jaubert, M. Lorblanchet, H. Laville, R. Slott Moller, A. Turq et J.P. Brugat : Les chasseurs d'aurochs de La Borde. Un site du paléolithique moyen (Livernon, Lot). In: Revue archéologique de l'ouest, tome 8, 1991. p. 195

    Moller energy-momentum complex in general relativity for higher dimensional universes

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    Using the Moller energy momentum definition in general relativity (GR) we calculate the total energy momentum distribution associated with (n + 2)-dimensional homogeneous and isotropic model of the universe. It is found that total energy of Moller is vanishing in (n + 2) dimensions everywhere but n-momentum components of Moller in (n + 2) dimensions are different from zero. Also, we evaluate the static Einstein Universe, FRW universe and de Sitter universe in four dimensions by using (n + 2)-type -metric, then calculate the Moller energy momentum distribution of these spacetimes. However, our results are consistent with the results of Banerjee and Sen, Xulu, Radinschi, Vargas, Cooperstock-Israelit, Aygun et at., Rosen, and Johri et al. in four dimensions

    Inhibition of cytokine secretion from human leukemic mast cells and basophils by H-1- and H-2-receptor antagonists

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    H-1-type antihistamines have recently been reported to inhibit cytokine secretion from human and murine mast cells and basophils. In order to confirm and expand these studies, we have compared several H-1-blockers and the H-2-blocker ranitidine for their effect on TNF-alpha, IL-3, 6, 8 and GM-CSF release from human leukemic mast (HMC-1) and basophilic (KU812) cells, compared to dexamethasone. Cells were stimulated for 24 h with phorbol myristate acetate (35 ng/ml) and calcium ionophore A 23187 (2.5x10(-7) M) alone or with the drugs added at 10(-4) to 10(-15) M, and production of cytokines was measured by ELISA. All antihistamines caused a dose-dependent inhibition of TNF-alpha release from HMC-1 cells, with maximal effects at 10(-12) M for azelastine, 10(-9) M for loratadine and cetirizine, and 10(-8) M for ranitidine. The inhibitory potency of H1-blockers on cytokines from HMC-1 cells was TNF-alpha >IL-8 greater than or equal to IL-6 greater than or equal to IL-3, with no significant effects on GM-CSF. In KU812 cells which failed to secrete TNF-alpha and GM-CSF, the sequence was IL-6 >IL-8 after preincubation. Dexamethasone inhibited all cytokines, but ranitidine only TNF-alpha and IL-3. Antihistamines had no effect on calcium flux in resting or stimulated cells. At the mRNA level, inhibition was only seen with KU812 cells and IL-8 in the presence of azelastine at 10(-10) M. These data show thus distinct inhibitory patterns for different antihistamines during cytokine production from human roast cells and basophils which may contribute to the anti-inflammatory effects of these drugs during treatment of allergic diseases
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