• Amazonian Amphibian Diversity Is Primarily Derived from Late Miocene Andean Lineages 

    Santos, Juan C; Coloma, Luis A; Summers, Kyle; Caldwell, Janalee P; Ree, Richard; Cannatella, David C (Public Library of Science, 2009-03-10)
    The Neotropics contains half of remaining rainforests and Earth's largest reservoir of amphibian biodiversity. However, determinants of Neotropical biodiversity (i.e., vicariance, dispersals, extinctions, and radiations) ...
  • Ancient Host–Pathogen Associations Maintained by Specificity of Chemotaxis and Antibiosis 

    Gerardo, Nicole M; Jacobs, Sarah R; Currie, Cameron R; Mueller, Ulrich G (Public Library of Science, 2006-07-11)
    Switching by parasites to novel hosts has profound effects on ecological and evolutionary disease dynamics. Switching requires that parasites are able to establish contact with novel hosts and to overcome host defenses. ...
  • Application Of Stable Isotope Analysis To Study Temporal Changes In Foraging Ecology In A Highly Endangered Amphibian 

    Gillespie, J. Hayley (Public Library of Science, 2013-01-15)
    Background -- Understanding dietary trends for endangered species may be essential to assessing the effects of ecological disturbances such as habitat modification, species introductions or global climate change. Documenting ...
  • Automated Transmission-Mode Scanning Electron Microscopy (tSEM) for Large Volume Analysis at Nanoscale Resolution 

    Kuwajima, Masaaki; Mendenhall, John M.; Lindsey, Laurence F.; Harris, Kristen M. (Public Library of Science, 2013-03-26)
    Transmission-mode scanning electron microscopy (tSEM) on a field emission SEM platform was developed for efficient and cost-effective imaging of circuit-scale volumes from brain at nanoscale resolution. Image area was ...
  • Bringing Molecules Back into Molecular Evolution 

    Wilke, Claus O. (Public Library of Science, 2012-06-28)
    Much molecular-evolution research is concerned with sequence analysis. Yet these sequences represent real, three-dimensional molecules with complex structure and function. Here I highlight a growing trend in the field to ...
  • Cell Lineage of the Ilyanassa Embryo: Evolutionary Acceleration of Regional Differentiation during Early Development 

    Goulding, Morgan Q (Public Library of Science, 2009-05-11)
    Cell lineage studies in mollusk embryos have documented numerous variations on the lophotrochozoan theme of spiral cleavage. In the experimentally tractable embryo of the mud snail Ilyanassa, cell lineage has previously ...
  • Chagas Disease Risk in Texas 

    Sarkar, Sahotra; Strutz, Stavana E.; Frank, David M.; Rivaldi, Chissa–Louise; Sissel, Blake; Sánchez–Cordero, Victor (Public Library of Science, 2010-10-05)
    Background -- Chagas disease, caused by Trypanosoma cruzi, remains a serious public health concern in many areas of Latin America, including México. It is also endemic in Texas with an autochthonous canine cycle, abundant ...
  • Characterization of a Group of MITEs with Unusual Features from Two Coral Genomes 

    Wang, Shi; Zhang, Lingling; Meyer, Eli; Matz, Mikhail V. (Public Library of Science, 2010-05-18)
    Background -- Miniature inverted-repeat transposable elements (MITEs), which are common in eukaryotic genomes, are small non-coding elements that transpose by utilizing transposases encoded by autonomous transposons. Recent ...
  • Circadian and Social Cues Regulate Ion Channel Trafficking 

    Markham, Michael R.; McAnelly, M. Lynne; Stoddard, Philip K.; Zakon, Harold H. (Public Library of Science, 2009-09-29)
    Electric fish generate and sense electric fields for navigation and communication. These signals can be energetically costly to produce and can attract electroreceptive predators. To minimize costs, some nocturnally active ...
  • Climate Change and Risk of Leishmaniasis in North America: Predictions from Ecological Niche Models of Vector and Reservoir Species 

    González, Camila; Wang, Ophelia; Strutz, Stavana E.; González-Salazar, Constantino; Sánchez-Cordero, Víctor; Sarkar, Sahotra (Public Library of Science, 2010-01-19)
    Background -- Climate change is increasingly being implicated in species' range shifts throughout the world, including those of important vector and reservoir species for infectious diseases. In North America (México, ...
  • Conclusions about Niche Expansion in Introduced Impatiens walleriana Populations Depend on Method of Analysis 

    Mandle, Lisa; Warren, Dan L.; Hoffmann, Matthias H.; Peterson, A. Townsend; Schmitt, Johanna; von Wettberg, Eric J. (Public Library of Science, 2010-12-29)
    Determining the degree to which climate niches are conserved across plant species' native and introduced ranges is valuable to developing successful strategies to limit the introduction and spread of invasive plants, and ...
  • Coral Fluorescent Proteins as Antioxidants 

    Palmer, Caroline V.; Modi, Chintan K.; Mydlarz, Laura D. (Public Library of Science, 2009-10-06)
    Background -- A wide array of fluorescent proteins (FP) is present in anthozoans, although their biochemical characteristics and function in host tissue remain to be determined. Upregulation of FP's frequently occurs in ...
  • Deathly Drool: Evolutionary and Ecological Basis of Septic Bacteria in Komodo Dragon Mouths 

    Bull, J.J.; Jessop, Tim S.; Whiteley, Marvin (Public Library of Science, 2010-06-21)
    Komodo dragons, the world's largest lizard, dispatch their large ungulate prey by biting and tearing flesh. If a prey escapes, oral bacteria inoculated into the wound reputedly induce a sepsis that augments later prey ...
  • Development of Gene Expression Markers of Acute Heat-Light Stress in Reef-Building Corals of the Genus Porites 

    Kenkel, Carly D.; Aglyamova, Galina; Alamaru, Ada; Bhagooli, Ranjeet; Capper, Roxana; Cunning, Ross; deVillers, Amanda; Haslun, Joshua A.; Hédouin, Laetitia; Keshavmurthy, Shashank; Kuehl, Kristin A.; Mahmoud, Huda; McGinty, Elizabeth S.; Montoya-Maya, Phanor H.; Palmer, Caroline V.; Pantile, Raffaella; Sánchez, Juan A.; Schils, Tom; Silverstein, Rachel N.; Squiers, Logan B.; Tang, Pei-Ciao; Goulet, Tamar L.; Matz, Mikhail V. (Public Library of Science, 2011-10-26)
    Coral reefs are declining worldwide due to increased incidence of climate-induced coral bleaching, which will have widespread biodiversity and economic impacts. A simple method to measure the sub-bleaching level of heat-light ...
  • Diversity and Evolution of Coral Fluorescent Proteins 

    Alieva, Naila O.; Konzen, Karen A.; Field, Steven F.; Meleshkevitch, Ella A.; Hunt, Marguerite E.; Beltran-Ramirez, Victor; Miller, David J.; Wiedenmann, Jörg; Salih, Anya; Matz, Mikhail V. (Public Library of Science, 2008-07-16)
    GFP-like fluorescent proteins (FPs) are the key color determinants in reef-building corals (class Anthozoa, order Scleractinia) and are of considerable interest as potential genetically encoded fluorescent labels. Here we ...
  • Does Intraspecific Size Variation in a Predator Affect Its Diet Diversity and Top-Down Control of Prey? 

    Ingram, Travis; Stutz, William E.; Bolnick, Daniel I. (Public Library of Science, 2011-06-08)
    It has long been known that intraspecific variation impacts evolutionary processes, but only recently have its potential ecological effects received much attention. Theoretical models predict that genetic or phenotypic ...
  • Drosophila Spastin Regulates Synaptic Microtubule Networks and Is Required for Normal Motor Function 

    Sherwood, Nina Tang; Sun, Qi; Xue, Mingshan; Zhang, Bing; Zinn, Kai (Public Library of Science, 2004-11-30)
    The most common form of human autosomal dominant hereditary spastic paraplegia (AD-HSP) is caused by mutations in the SPG4 (spastin) gene, which encodes an AAA ATPase closely related in sequence to the microtubule-severing ...
  • Drug-Induced Epigenetic Changes Produce Drug Tolerance 

    Wang, Yan; Krishnan, Harish R; Ghezzi, Alfredo; Yin, Jerry C. P; Atkinson, Nigel S. (Public Library of Science, 2007-10-16)
    Tolerance to drugs that affect neural activity is mediated, in part, by adaptive mechanisms that attempt to restore normal neural excitability. Changes in the expression of ion channel genes are thought to play an important ...
  • Dual Host-Virus Arms Races Shape an Essential Housekeeping Protein 

    Demogines, Ann; Abraham, Jonathan; Choe, Hyeryun; Farzan, Michael; Sawyer, Sara L. (Public Library of Science, 2013-05-28)
    Transferrin Receptor (TfR1) is the cell-surface receptor that regulates iron uptake into cells, a process that is fundamental to life. However, TfR1 also facilitates the cellular entry of multiple mammalian viruses. We use ...
  • The Durability of Public Goods Changes the Dynamics and Nature of Social Dilemmas 

    Brown, Sam P.; Taddei, François (Public Library of Science, 2007-07-04)
    An implicit assumption underpins basic models of the evolution of cooperation, mutualism and altruism: The benefits (or pay-offs) of cooperation and defection are defined by the current frequency or distribution of ...