Now showing items 6-25 of 593

    • A behavioral perspective on the biophysics of the light-dependent magnetic compass: a link between directional and spatial perception? 

      Phillips, J. B.; Muheim, R.; Jorge, P. E. (Company of Biologists Ltd., 2010-10)
      In terrestrial organisms, sensitivity to the Earth's magnetic field is mediated by at least two different magnetoreception mechanisms, one involving biogenic ferromagnetic crystals (magnetite/maghemite) and the second ...
    • A simple model of circadian rhythms based on dimerization and proteolysis of PER and TIM 

      Tyson, John J.; Hong, C. I.; Thron, C. D.; Novak, B. (CELL PRESS, 1999-11)
      Many organisms display rhythms of physiology and behavior that are entrained to the 24-h cycle of light and darkness prevailing on Earth. Under constant conditions of illumination and temperature, these internal biological ...
    • Absence of Mycobacterium intracellulare and Presence of Mycobacterium chimaera in Household Water and Biofilm Samples of Patients in the United States with Mycobacterium avium Complex Respiratory Disease 

      Wallace, Richard J., Jr.; Iakhiaeva, Elena; Williams, Myra D.; Brown-Elliott, Barbara A.; Vasireddy, Sruthi; Vasireddy, Ravikiran; Lande, Leah; Peterson, Donald D.; Sawicki, Janet; Kwait, Rebecca; Tichenor, Wellington S.; Turenne, Christine; Falkinham, Joseph O. III (American Society for Microbiology, 2013-03-27)
      Recent studies have shown that respiratory isolates from pulmonary disease patients and household water/biofilm isolates of Mycobacterium avium could be matched by DNA fingerprinting. To determine if this is true for ...
    • Abstracts from the 3rd Conference on Aneuploidy and Cancer: Clinical and Experimental Aspects 

      Cornish-Bowden, Athel; Cornish-Bowden, Athel; Rasnick, David; Heng, Henry H; Horne, Steven; Abdallah, Batoul; Liu, Guo; Ye, Christine J; Bloomfield, Mathew; Vincent, Mark D; Aldaz, C. M; Karlsson, Jenny; Valind, Anders; Jansson, Caroline; Gisselsson, David; Graves, Jennifer A M; Stepanenko, Aleksei A; Andreieva, Svitlana V; Korets, Kateryna V; Mykytenko, Dmytro O; Huleyuk, Nataliya L; Baklaushev, Vladimir P; Kovaleva, Oksana A; Chekhonin, Vladimir P; Vassetzky, Yegor S; Avdieiev, Stanislav S; Bakker, Bjorn; Taudt, Aaron S; Belderbos, Mirjam E; Porubsky, David; Spierings, Diana C J; de Jong, Tristan V; Halsema, Nancy; Kazemier, Hinke G; Hoekstra-Wakker, Karina; Bradley, Allan; de Bont, Eveline S J M; van den Berg, Anke; Guryev, Victor; Lansdorp, Peter M; Tatché, Maria C; Foijer, Floris; Liehr, Thomas; Baudoin, Nicolaas C; Nicholson, Joshua M; Soto, Kimberly; Quintanilla, Isabel; Camps, Jordi; Cimini, Daniela; Dürrbaum, M.; Donnelly, N.; Passerini, V.; Kruse, C.; Habermann, B.; Storchová, Z.; Mandrioli, Daniele; Belpoggi, Fiorella; Silbergeld, Ellen K; Perry, Melissa J; Skotheim, Rolf I; Løvf, Marthe; Johannessen, Bjarne; Hoff, Andreas M; Zhao, Sen; SveeStrømme, Jonas M; Sveen, Anita; Lothe, Ragnhild A; Hehlmann, R.; Voskanyan, A.; Fabarius, A.; Böcking, Alfred; Biesterfeld, Stefan; Berynskyy, Leonid; Börgermann, Christof; Engers, Rainer; Dietz, Josef; Fritz, A.; Sehgal, N.; Vecerova, J.; Stojkovicz, B.; Ding, H.; Page, N.; Tye, C.; Bhattacharya, S.; Xu, J.; Stein, G.; Stein, J.; Berezney, R.; Gong, Xue; Grasedieck, Sarah; Swoboda, Julian; Rücker, Frank G; Bullinger, Lars; Pollack, Jonathan R; Roumelioti, Fani-Marlen; Chiourea, Maria; Raftopoulou, Christina; Gagos, Sarantis; Duesberg, Peter; Bloomfield, Mat; Hwang, Sunyoung; Gustafsson, Hans T; O’Sullivan, Ciara; Acevedo-Colina, Aracelli; Huang, Xinhe; Klose, Christian; Schevchenko, Andrej; Dickson, Robert C; Cavaliere, Paola; Dephoure, Noah; Torres, Eduardo M; Stampfer, Martha R; Vrba, Lukas; LaBarge, Mark A; Futscher, Bernard; Garbe, James C; Zhou, Yi-Hong; Trinh, Andrew L; Zhou, Yi-Hong; Digman, Michelle (2017-06-22)
    • Abundance and Size Distribution of Particulate Matter Fractions Near a Caribbean Bank Barrier Reef 

      Simmons, George M., Jr. (Inter-Research, 1979)
      Recent research indicates that corals have the ability to occupy several trophic levels and that particulate matter (PM) appears to play a major role in meeting their daily energy requirements. A study was undertaken to ...
    • Accurate human microsatellite genotypes from high-throughput resequencing data using informed error profiles 

      Highnam, Gareth; Franck, Christopher T.; Martin, Andy; Stephens, Calvin; Puthige, Ashwin; Mittelman, David (2013-01)
      Repetitive sequences are biologically and clinically important because they can influence traits and disease, but repeats are challenging to analyse using short-read sequencing technology. We present a tool for genotyping ...
    • Actin Filament Attachments for Sustained Motility In Vitro Are Maintained by Filament Bundling 

      Hu, Xiaohua; Kuhn, Jeffrey R. (PLOS, 2012-02-16)
      We reconstructed cellular motility in vitro from individual proteins to investigate how actin filaments are organized at the leading edge. Using total internal reflection fluorescence microscopy of actin filaments, we ...
    • Acyl-Homoserine Lactone Recognition and Response Hindering the Quorum-Sensing Regulator EsaR 

      Schu, Daniel J.; Scruggs, Jessica M.; Geissenger, Jared S.; Michel, Katherine G.; Stevens, Ann M. (Public Library of Science, 2014-09-19)
      During quorum sensing in the plant pathogen Pantoea stewartii subsp. stewartii, EsaI, an acyl-homoserine lactone (AHL) synthase, and the transcription factor EsaR coordinately control capsular polysaccharide production. ...
    • Adapting to Symptoms of Global Warming Rather Than Addressing the Cause 

      Cairns, John (Virginia Tech, 2006)
      In recent years, global warming has been ignored and scientists producing evidence supporting this hypothesis have been denigrated and even investigated. However, as irrefutable evidence showing that global warming was a ...
    • Adaptive radiation along a deeply conserved genetic line of least resistance in Anolis lizards 

      McGlothlin, Joel W.; Kobiela, Megan E.; Wright, Helen V.; Mahler, Luke D.; Kolbe, Jason K.; Losos, Jonathan B.; Brodie, Edmund D. III (Wiley, 2018)
      On microevolutionary timescales, adaptive evolution depends upon both natural selection and the underlying genetic architecture of traits under selection, which may constrain evolutionary outcomes. Whether such genetic ...
    • An aeroponic culture system for the study of root herbivory on Arabidopsis thaliana 

      Vaughan, Martha M; Tholl, Dorothea; Tokuhisa, James G (Biomed Central Ltd, 2011-03-10)
      Background Plant defense against herbivory has been studied primarily in aerial tissues. However, complex defense mechanisms have evolved in all parts of the plant to combat herbivore attack and these mechanisms are likely ...
    • Algal periphyton growth on nutrient-diffusing substrates: an in situ bioassay 

      Fairchild, G. W.; Lowe, R. L.; Richardson, W. B. (Ecological Society of America, 1985)
      Differences in nutrient limitation for dominant species within an algal periphyton community were determined using additions of N and P supplied by nutrient-diffusing artificial substrates. Sealed clay flowerpots were ...
    • The Alternaria alternata Mycotoxin Alternariol Suppresses Lipopolysaccharide-Induced Inflammation 

      Grover, Shivani; Lawrence, Christopher B. (MDPI, 2017-07-20)
      The Alternaria mycotoxins alternariol (AOH) and alternariol monomethyl ether (AME) have been shown to possess genotoxic and cytotoxic properties. In this study, the ability of AOH and AME to modulate innate immunity ...
    • The Alternaria genomes database: a comprehensive resource for a fungal genus comprised of saprophytes, plant pathogens, and allergenic species 

      Dang, Ha X; Pryor, Barry M.; Peever, Tobin L.; Lawrence, Christopher B. (2015-03-25)
      Background Alternaria is considered one of the most common saprophytic fungal genera on the planet. It is comprised of many species that exhibit a necrotrophic phytopathogenic lifestyle. Several species are clinically ...
    • Alternative translation initiation codons for the plastid maturase MatK: unraveling the pseudogene misconception in the Orchidaceae 

      Barthet, Michelle M.; Moukarzel, Keenan; Smith, Kayla N.; Patel, Jaimin; Hilu, Khidir W. (2015-09-29)
      Background The plastid maturase MatK has been implicated as a possible model for the evolutionary “missing link” between prokaryotic and eukaryotic splicing machinery. This evolutionary implication has sparked investigations ...
    • Analysis of a generic model of eukaryotic cell-cycle regulation 

      Csikasz-Nagy, A.; Battogtokh, D.; Chen, K. C.; Novak, B.; Tyson, John J. (CELL PRESS, 2006-06)
      We propose a protein interaction network for the regulation of DNA synthesis and mitosis that emphasizes the universality of the regulatory system among eukaryotic cells. The idiosyncrasies of cell cycle regulation in ...
    • Analysis of global gene expression changes in human bronchial epithelial cells exposed to spores of the allergenic fungus, Alternaria alternata 

      Babiceanu, M. C.; Howard, B. A.; Rumore, A. C.; Kita, H.; Lawrence, C. B. (Frontiers, 2013-07-19)
      Exposure and sensitivity to ubiquitous airborne fungi such as Alternaria alternata have long been implicated in the development, onset, and exacerbation of chronic allergic airway disorders. This present study is the first ...
    • Analysis of high-frequency and long-term data in undergraduate ecology classes improves quantitative literacy 

      Klug, Jennifer L.; Carey, Cayelan C.; Richardson, David C.; Gougis, Rebekka Darner (Ecological Society of America, 2017-03)
      Ecologists are increasingly analyzing long-term and high-frequency sensor datasets as part of their research. As ecology becomes a more data-rich scientific discipline, the next generation of ecologists needs to develop ...
    • Analysis of rice glycosyl hydrolase family 1 and expression of Os4bglu12 beta-glucosidase 

      Opassiri, Rodjana; Pomthong, Busarakum; Onkoksoong, Tassanee; Akiyama, Takashi; Esen, Asim; Ketudat Cairns, James R (2006-12-29)
      Background Glycosyl hydrolase family 1 (GH1) β-glucosidases have been implicated in physiologically important processes in plants, such as response to biotic and abiotic stresses, defense against herbivores, activation of ...
    • Analysis of T-DNA alleles of flavonoid biosynthesis genes in Arabidopsis ecotype Columbia 

      Bowerman, Peter A.; Ramirez, Melissa V.; Price, Michelle B.; Helm, Richard F.; Winkel, Brenda S. J. (2012-09-04)
      BACKGROUND: The flavonoid pathway is a long-standing and important tool for plant genetics, biochemistry, and molecular biology. Numerous flavonoid mutants have been identified in Arabidopsis over the past several decades ...