Now showing items 21-40 of 890

    • Analysis of lung microbiota in bronchoalveolar lavage, protected brush and sputum samples from subjects with mild-to-moderate cystic fibrosis Lung Disease 

      Hogan, Deborah A.; Willger, Sven D.; Dolben, Emily L.; Hampton, Thomas H.; Stanton, Bruce A.; Morrison, Hilary G.; Sogin, Mitchell L.; Czum, Julianna; Ashare, Alix (Public Library of Science, 2016-03-04)
      Individuals with cystic fibrosis (CF) often acquire chronic lung infections that lead to irreversible damage. We sought to examine regional variation in the microbial communities in the lungs of individuals with mild-to-moderate ...
    • An analysis of the carbon balance of the Arctic Basin from 1997 to 2006 

      McGuire, A. David; Hayes, Daniel J.; Kicklighter, David W.; Manizza, Manfredi; Zhuang, Qianlai; Chen, Min; Follows, Michael J.; Gurney, Kevin R.; McClelland, James W.; Melillo, Jerry M.; Peterson, Bruce J.; Prinn, Ronald G. (2010-06-18)
      This study used several model-based tools to analyze the dynamics of the Arctic Basin between 1997 and 2006 as a linked system of land-ocean-atmosphere C exchange. The analysis estimates that terrestrial areas of the ...
    • Analysis, optimization and verification of Illumina-generated 16S rRNA gene amplicon surveys 

      Nelson, Michael C.; Morrison, Hilary G.; Benjamino, Jacquelynn; Grim, Sharon L.; Graf, Joerg (Public Library of Science, 2014-04-10)
      The exploration of microbial communities by sequencing 16S rRNA genes has expanded with low-cost, high-throughput sequencing instruments. Illumina-based 16S rRNA gene sequencing has recently gained popularity over 454 ...
    • Ancestry of motor innervation to pectoral fin and forelimb 

      Ma, Leung-Hang; Gilland, Edwin; Bass, Andrew H.; Baker, Robert (Nature Publishing Group, 2010-07-27)
      Motor innervation to the tetrapod forelimb and fish pectoral fin is assumed to share a conserved spinal cord origin, despite major structural and functional innovations of the appendage during the vertebrate water-to-land ...
    • Anvi’o : an advanced analysis and visualization platform for ‘omics data 

      Eren, A. Murat; Esen, Ozcan C.; Quince, Christopher; Vineis, Joseph H.; Morrison, Hilary G.; Sogin, Mitchell L.; Delmont, Tom O. (PeerJ, 2015-10-08)
      Advances in high-throughput sequencing and ‘omics technologies are revolutionizing studies of naturally occurring microbial communities. Comprehensive investigations of microbial lifestyles require the ability to interactively ...
    • Application of DMSP/OLS nighttime light images : a meta-analysis and a systematic literature review 

      Huang, Qingxu; Yang, Xi; Gao, Bin; Yang, Yang; Zhao, Yuanyuan (MDPI AG, 2014-07-25)
      Since the release of the digital archives of Defense Meteorological Satellite Program Operational Line Scanner (DMSP/OLS) nighttime light data in 1992, a variety of datasets based on this database have been produced and ...
    • The application of δ18O and δD for understanding water pools and fluxes in a Typha Marsh 

      Bijoor, Neeta S.; Pataki, Diane E.; Rocha, Adrian V.; Goulden, Michael L. (2011-05)
      The δ18O and δD composition of water pools (leaf, root, standing water, and soil water) and fluxes (transpiration, evaporation) were used to understand ecohydrological processes in a managed Typha latifolia L. freshwater ...
    • Applications of natural language processing in biodiversity science 

      Thessen, Anne E.; Cui, Hong; Mozzherin, Dmitry (Hindawi Publishing, 2012)
      Centuries of biological knowledge are contained in the massive body of scientific literature, written for human-readability but too big for any one person to consume. Large-scale mining of information from the literature ...
    • Aquarium microbiome response to ninety-percent system water change : clues to microbiome management 

      Van Bonn, William; LaPointe, Allen; Gibbons, Sean M.; Frazier, Angel; Hampton-Marcell, Jarrad T.; Gilbert, Jack A. (2015-04)
      The bacterial community composition and structure of water from an established teleost fish system was examined before, during and after a major water change to explore the impact of such a water-change disturbance on the ...
    • Archaea and bacteria with surprising microdiversity show shifts in dominance over 1,000-year time scales in hydrothermal chimneys 

      Brazelton, William J.; Ludwig, Kristin A.; Sogin, Mitchell L.; Andreishcheva, Ekaterina N.; Kelley, Deborah S.; Shen, Chuan-Chou; Edwards, R. Lawrence; Baross, John A. (2009-12-06)
      The Lost City Hydrothermal Field, an ultramafic-hosted system located 15 km west of the Mid-Atlantic Ridge, has experienced at least 30,000 years of hydrothermal activity. Previous studies have shown that its carbonate ...
    • The Arctic freshwater system : changes and impacts 

      White, Daniel; Hinzman, Larry; Alessa, Lilian; Cassano, John; Chambers, Molly; Falkner, Kelly; Francis, Jennifer; Gutowski, William J.; Holland, Marika M.; Holmes, Robert M.; Huntington, Henry; Kane, Douglas; Kliskey, Andrew; Lee, Craig M.; McClelland, James W.; Peterson, Bruce J.; Rupp, T. Scott; Straneo, Fiamma; Steele, Michael; Woodgate, Rebecca; Yang, Daqing; Yoshikawa, Kenji; Zhang, Tingjun (American Geophysical Union, 2007-11-20)
      Dramatic changes have been observed in the Arctic over the last century. Many of these involve the storage and cycling of fresh water. On land, precipitation and river discharge, lake abundance and size, glacier area and ...
    • Arp2/3 complex inhibition radically alters lamellipodial actin architecture, suspended cell shape, and the cell spreading process 

      Henson, John H.; Yeterian, Mesrob; Weeks, Richard M.; Medrano, Angela E.; Brown, Briana L.; Geist, Heather L.; Pais, Mollyann D.; Oldenbourg, Rudolf; Shuster, Charles B. (American Society for Cell Biology, 2015-01-07)
      Recent studies have investigated the dendritic actin cytoskeleton of the cell edge's lamellipodial (LP) region by experimentally decreasing the activity of the actin filament nucleator and branch former, the Arp2/3 complex. ...
    • Arrestin in ciliary invertebrate photoreceptors : molecular identification and functional analysis in vivo 

      Gomez, Maria del Pilar; Espinosa, Lady; Ramirez, Nelson; Nasi, Enrico (Society for Neuroscience, 2011-02-02)
      Arrestin was identified in ciliary photoreceptors of Pecten irradians, and its role in terminating the light response was established electrophysiologically. Downstream effectors in these unusual visual cells diverge from ...
    • ASPIRE : the Amundsen Sea Polynya International Research Expedition 

      Yager, Patricia L.; Sherrell, Robert M.; Stammerjohn, Sharon E.; Alderkamp, Anne-Carlijn; Schofield, Oscar M. E.; Abrahamsen, E. Povl; Arrigo, Kevin R.; Bertilsson, Stefan; Garay, D. Lollie; Guerrero, Raul; Lowry, Kate E.; Moksnes, Per-Olav; Ndungu, Kuria; Post, Anton F.; Randall-Goodwin, Evan; Riemann, Lasse; Severmann, Silke; Thatje, Sven; van Dijken, Gert L.; Wilson, Stephanie (The Oceanography Society, 2012-09)
      In search of an explanation for some of the greenest waters ever seen in coastal Antarctica and their possible link to some of the fastest melting glaciers and declining summer sea ice, the Amundsen Sea Polynya International ...
    • Assessing the carbon balance of circumpolar Arctic tundra using remote sensing and process modeling 

      Sitch, Stephen; McGuire, A. David; Kimball, John S.; Gedney, Nicola; Gamon, John; Engstrom, Ryan; Wolf, Annett; Zhuang, Qianlai; Clein, Joy S.; McDonald, Kyle C. (Ecological Society of America, 2007-01)
      This paper reviews the current status of using remote sensing and process-based modeling approaches to assess the contemporary and future circumpolar carbon balance of Arctic tundra, including the exchange of both carbon ...
    • Association of cesarean delivery and formula supplementation with the intestinal microbiome of 6-week-old infants 

      Madan, Juliette C.; Hoen, Anne G.; Lundgren, Sara N.; Farzan, Shohreh F.; Cottingham, Kathryn L.; Morrison, Hilary G.; Sogin, Mitchell L.; Li, Hongzhe; Moore, Jason H.; Karagas, Margaret R. (American Medical Association, 2016-01-11)
      The intestinal microbiome plays a critical role in infant development, and delivery mode and feeding method (breast milk vs formula) are determinants of its composition. However, the importance of delivery mode beyond the ...
    • Athletic equipment microbiota are shaped by interactions with human skin 

      Wood, Mariah; Gibbons, Sean M.; Lax, Simon; Eshoo-Anton, Tifani W.; Owens, Sarah M.; Kennedy, Suzanne; Gilbert, Jack A.; Hampton-Marcell, Jarrad T. (BioMed Central, 2015-06-19)
      Americans spend the vast majority of their lives in built environments. Even traditionally outdoor pursuits, such as exercising, are often now performed indoors. Bacteria that colonize these indoor ecosystems are primarily ...
    • Atypical properties of a conventional calcium channel β subunit from the platyhelminth Schistosoma mansoni 

      Salvador-Recatala, Vicenta; Schneider, Toni; Greenberg, Robert M. (BioMed Central, 2008-03-26)
      The function of voltage-gated calcium (Cav) channels greatly depends on coupling to cytoplasmic accessory β subunits, which not only promote surface expression, but also modulate gating and kinetic properties of the α1 ...
    • Auditory evoked potential audiometry in fish 

      Ladich, Friedrich; Fay, Richard R. (Springer, 2013-01-18)
      A recent survey lists more than 100 papers utilizing the auditory evoked potential (AEP) recording technique for studying hearing in fishes. More than 95 % of these AEP-studies were published after Kenyon et al. introduced ...
    • Augmin : a protein complex required for centrosome-independent microtubule generation within the spindle 

      Goshima, Gohta; Mayer, Mirjam; Zhang, Nan; Stuurman, Nico; Vale, Ronald D. (Rockefeller University Press, 2008-04-28)
      Since the discovery of γ-tubulin, attention has focused on its involvement as a microtubule nucleator at the centrosome. However, mislocalization of {gamma}-tubulin away from the centrosome does not inhibit mitotic spindle ...