15 research outputs found

    The Cover : Commemorative

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    "An exhibit of envelopes by artists and others." -- p. [4] of cover

    Response to Esteve-Gassent et al.: flaB sequences obtained from Texas PCR products are identical to the positive control strain Borrelia burgdorferi B31.

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    Feria-Arroyo et al. had reported previously that, based on PCR analysis, 45% of Ixodes scapularis ticks collected in Texas and Mexico were infected with the Lyme disease spirochete Borrelia burgdorferi (Parasit. Vectors 2014, 7:199). However, our analyses of their initial data (Parasit. Vectors 2014, 7:467) and a recent response by Esteve-Gassent et al. (Parasit. Vectors 2015, 8:129) provide evidence that the positive PCR results obtained from both ribosomal RNA intergenic sequences and the flagellin gene flaB are highly likely due to contamination by the B. burgdorferi B31 positive control strain

    Long-distance radiation of Rossby Waves from the equatorial current system

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    Author Posting. © American Meteorological Society, 2021. This article is posted here by permission of [publisher] for personal use, not for redistribution. The definitive version was published in Farrar, J. T., Durland, T., Jayne, S. R., & Price, J. F. Long-distance radiation of Rossby Waves from the equatorial current system. Journal of Physical Oceanography, 51(6), (2021): 1947–1966, https://doi.org/10.1175/JPO-D-20-0048.1.Measurements from satellite altimetry are used to show that sea surface height (SSH) variability throughout much of the North Pacific Ocean is coherent with the SSH signal of the tropical instability waves (TIWs) that result from instabilities of the equatorial currents. This variability has regular phase patterns consistent with freely propagating barotropic Rossby waves radiating energy away from the unstable equatorial currents, and the waves clearly propagate from the equatorial region to at least 30°N. The pattern of SSH variance at TIW frequencies exhibits remarkable patchiness on scales of hundreds of kilometers, which we interpret as being due to the combined effects of wave reflection, refraction, and interference. North of 40°N, more than 6000 km from the unstable equatorial currents, the SSH field remains coherent with the near-equatorial SSH variability, but it is not as clear whether the variability at the higher latitudes is a simple result of barotropic wave radiation from the tropical instability waves. Even more distant regions, as far north as the Aleutian Islands off of Alaska and the Kamchatka Peninsula of eastern Russia, have SSH variability that is significantly coherent with the near-equatorial instabilities. The variability is not well represented in the widely used gridded SSH data product commonly referred to as the AVISO or DUACS product, and this appears to be a result of spatial variations in the filtering properties of the objective mapping scheme.This work was supported by NASA Grants NNX13AE46G, NNX14AM71G, and NNX17AH54G

    Almendravirus: a proposed new genus of rhabdoviruses isolated from mosquitoes in tropical regions of the Americas

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    The Rhabdoviridae is a diverse family of negative-sense single-stranded RNA viruses, many of which infect vertebrate hosts and are transmitted by hematophagous arthropods. Others appear to be arthropod specific, circulating only within arthropod populations. Herein, we report the isolation and characterization of three novel viruses from mosquitoes collected from the Americas. Coot Bay virus was isolated from Anopheles quadrimaculatus mosquitoes collected in the Everglades National Park, Florida; Rio Chico virus was isolated from Anopheles triannulatus mosquitoes collected in Panama; and Balsa virus was isolated from two pools of Culex erraticus mosquitoes collected in Colombia. Sequence analysis indicated that the viruses share a similar genome organization to Arboretum virus and Puerto Almendras virus that had previously been isolated from mosquitoes collected in Peru. Each genome features the five canonical rhabdovirus structural protein genes as well as a gene encoding a class 1A viroporin-like protein (U1) located between the G and L genes (3′-N-P-M-G-U1-L-5′). Phylogenetic analysis of complete L protein sequences indicated that all five viruses cluster in a unique clade that is relatively deeply rooted in the ancestry of animal rhabdoviruses. The failure of all viruses in this clade to grow in newborn mice or vertebrate cells in culture suggests that they may be poorly adapted to replication in vertebrates

    Characterization of three new insect-specific flaviviruses: Their relationship to the mosquito-borne flavivirus pathogens

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    Three novel insect-specific flaviviruses, isolated from mosquitoes collected in Peru, Malaysia (Sarawak), and the United States, are characterized. The new viruses, designated La Tina, Kampung Karu, and Long Pine Key, respectively, are antigenically and phylogenetically more similar to the mosquito-borne flavivirus pathogens, than to the classical insect-specific viruses like cell fusing agent and Culex flavivirus. The potential implications of this relationship and the possible uses of these and other arbovirus-related insect-specific flaviviruses are reviewed. Copyright © 2018 by The American Society of Tropical Medicine and Hygiene

    Conversations at the Castle : Changing Audiences and Contemporary Art

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    This book documents an exhibition/event organized by Mary Jane Jacob for the Arts Festival of Atlanta. The curatorial intent of this project was to develope multiple audiences for contemporary art by foregrounding interactive, participatory and community-based practices. This book contains ten essays directly and indirectly concerned with significance of "conversation" in art. Topics discussed include museum practice, audience participation, contextual contingency, institutional critique and food as art. Includes six artists' statements on works presented–installation, performance, community outreach and internet art. Brief biographical notes on contributors. 30 bibl. ref

    The Citizen Artist : 20 Years of Art in the Public Arena : An Anthology from High Performance Magazine 1978-1998, Vol. I

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    An anthology of articles from High Performance Magazine published between 1978 and 1998, comprised mainly of interviews with artists grouped under three themes: the art/life experiment, the artist as activist, and the artist as citizen. Durland claims the groupings reflect the evolution of the magazine’s editorial concerns, from performance art to activist art to community-based art. Each text, he notes, is linked by the desire to reach beyond the traditional forms, content, and context of the arts to engage with a broader community. Biographical notes. Bibl. 4 p
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