197 research outputs found

    Gallery of Modern Art

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    Novostavba Galerie moderního umění Brno je situována na rozlehlém svažitém pozemku, situovaném na východní straně Kraví hory. Koncept řešení pozemku volně navazuje plynule na provoz parku na západní straně. Nezastavěná plocha pozemku je využita jako park sloužící jako externí výstavní plochy, spletitá síť cest pro pěší protíná celý pozemek. Automobilová doprava je ponechána v horní části parcely a dále je nutné dopravit se pěšky. Hlavní budova galerie spojuje několik provozů. Součástí stavby je kavárna, přednáškový sál, administrativní a restaurátorské zázemí. Základní formou budovy je rovnoramenný trojúhelník, ke kterému přiléhá podlouhlý kvádr. Na severovýchodní straně budovy se nachází rozlehlá terasa navazující na druhé nadzemní podlaží. Terasa slouží pouze zaměstnancům budovy, jedná se o zelenou pochozí střechu, ze které je výhled na panorama města.The new building of the Modern Art Gallery of Brno is situated at East side of the hill called Kravi hora, near the city center. Location follows the park on West side. The new urban concept follows the park idea. No builded area serves for relax and outdoor activities. Should serves as an outdoor exhibition too. The shape of the building is based on triangle together with long block. On East side of the building is situated green roof terrace, only for staff using. The green terrace offers amazing city view.

    Myosporidium merluccius

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    Věra Exnerová: Islám ve Střední Asii za carské a sovětské vlády. Na příkladu jednoho z center oblasti, Ferganské doliny.

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    Věra Exnerová: Islám ve Střední Asii za carské a sovětské vlády. Na příkladu jednoho z center oblasti, Ferganské doliny. 1. vydání. Praha: Nakladatelství Karolinum, 2008, 195 stran, ISBN 978-80-246-1504-2 (signatura knihovny ÚMV De 55 604)

    Three New Species of the Amoebozoan Genus Vexillifera Schaeffer, 1926

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    Five amoeba strains isolated from organs of fish were selected by morphology as possible members of the genus Vexillifera Schaeffer, 1926. Phylogenetic analyses of SSU rDNA sequences revealed that four of these strains form a best supported clade together with Vexillifera minutissima (strain CCAP 1590/3) and V. bacillipedes (sequence of the type culture was newly generated in this study). Comparison of trophozoite morphology and SSU rDNA sequences identified one of the five fish-isolated strains as closely related to V. bacillipedes, and characteristics of another three strains allowed to establish three new species: Vexillifera multispinosa, V. fluvialis and V. tasmaniana. The enlargement of dataset of Vexillifera SSU rDNA sequences enables us to doubt the identification of ATCC strain 50883 designated as V. armata. Since sequence of this strain branched in our analysis in a distant phylogenetic position within Korotnevela and Neoparamoeba clade, the Vexillifera origin of this sequence is called in question. The same applies to the newly generated sequence of the type strain of V. expectata, previously characterised by its morphology only

    Two New Species of the Genus Stenamoeba Smirnov, Nassonova, Chao et Cavalier-Smith, 2007

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    As a result of light microscopical, ultrastructural and molecular study of three amoeba strains isolated from organs of three freshwater fish hosts, Stenamoeba amazonica sp. n. and S. limacina sp. n. are described as new amoeba species. The mutual comparison of isolated strains has extended the knowledge of morphological diversity within the genus Stenamoeba Smirnov, Nassonova, Chao et Cavalier-Smith, 2007. Molecular data obtained for these strains have complemented the phylogenetic tree that so far has contained only one nominal species within the single-genus Stenamoeba clade

    Clinical and Laboratory Parameters of Carp Edema Virus Disease: A Case Report

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    In the present study, we describe a natural outbreak of carp edema virus disease (CEVD) in koi carp, concentrating on clinical manifestation, gross and microscopic pathology, immunological parameters, viral diagnostics, and phylogenetic analysis. Examination of white blood cell parameters showed increased monocyte and decreased lymphocyte counts in CEV-affected fish compared to healthy control fish. Regarding immune system functioning, the present work shows, for the first time, enhanced phagocytic activity in CEV-affected fish. Respiratory burst of phagocytes was strongly increased in diseased fish, the increase being attributed to an increased phagocyte count rather than enhancement of their metabolic activity. The present work also newly shows histopathological changes in the pancreatic tissue of diseased koi.O

    Description of Goussia kuehae n. sp. (Apicomplexa: Eimeriidae) infecting the Asian seabass, Lates calcarifer (Bloch)(Perciformes: Latidae), cultured in Malaysian fish farms

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    Culturing fishes in marine cages is a rapidly developing area of marine aquaculture. The Asian seabass Lates calcarifer (Bloch) is a fast growing good quality fish that is readily cultured in intensive systems in the South Asian region and in Malaysia in particular. Although several papers have been published to date on viral, bacterial, parasitic and fungal organisms causing diseases in the Asian seabass, the occurrence of a coccidian infection in this species has only recently been recorded. We collected sporulated and unsporulated oo¨cysts of a new species of Goussia Labbe´, 1986, from the mucus covering the epithelium of the intestine of L. calcarifer. This paper provides a description of Goussia kuehae n. sp. Sporulated oo¨cysts of this species are ellipsoidal, 37–40 lm in length and 28–30 lm in width. The ellipsoidal sporocysts are relatively small, 15.2–17 9 5.7–8 lm, and located loosely in the oo¨cyst. There are residual bodies both in the oo¨cysts and the sporocysts. Goussia kuehae n. sp. differs from all known species of Goussia in the large size of the oo¨cysts and in having two types of oo¨cyst residuum

    Myxosporean hyperparasites of gill monogeneans are basal to the Multivalvulida

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    Background: Myxosporeans are known from aquatic annelids but parasitism of platyhelminths by myxosporeans has not been widely reported. Hyperparasitism of gill monogeneans by Myxidium giardi has been reported from the European eel and Myxidium-like hyperparasites have also been observed during studies of gill monogeneans from Malaysia and Japan. The present study aimed to collect new hyperparasite material from Malaysia for morphological and molecular descriptions. In addition, PCR screening of host fish was undertaken to determine whether they are also hosts for the myxosporean. Results: Heavy myxosporean infections were observed in monogeneans from two out of 14 fish and were detected from a further five fish using specific PCRs and pooled monogenean DNA. Positive DNA isolates were sequenced and were from a single species of myxosporean. Myxospore morphology was consistent with Myxidium with histozoic development in the parenchymal tissues of the monogenean. Simultaneous infections in the fish could not be confirmed microscopically; however, identical myxosporean DNA could be amplified from kidney, spleen and intestinal tract tissues using the specific PCR. Small subunit (SSU) rDNA for the myxosporean was amplified and was found to be most similar (92%) to that of another hyperparasitic myxosporean from a gill monogenean from Japan and to numerous multivalvulidan myxosporeans from the genus Kudoa (89-91%). Phylogenetic analyses placed the hyperparasite sequence basally to clades containing Kudoa, Unicapsula and Sphaerospora. Conclusions: The myxosporean infecting the gill monogenean, Diplectanocotyla gracilis, from the Indo-Pacific tarpon, Megalops cyprinoides, is described as a new species, Myxidium incomptavermi, based on a histozoic development in the monogenean host and its phylogenetic placement. We have demonstrated for the first time that a myxosporean hyperparasite of gill monogeneans is detectable in the fish host. However, myxospores could not be isolated from the fish and confirmation was by PCR alone. The relationship between the myxosporean infection in gill monogeneans and the presence of parasitic DNA in fish is not yet fully understood. Nonetheless, myxospores with a Myxidium-like morphology, two of which we have shown to be phylogenetically related, have now been reported to develop in three different gill monogeneans, indicating that myxosporeans are true parasites of monogeneans
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