M A Moran

Summary

Affiliation: University of Georgia
Country: USA

Publications

  1. pmc Transporter genes expressed by coastal bacterioplankton in response to dissolved organic carbon
    Rachel S Poretsky
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Environ Microbiol 12:616-27. 2010
  2. pmc Transcriptional changes underlying elemental stoichiometry shifts in a marine heterotrophic bacterium
    Leong Keat Chan
    Department of Marine Sciences, University of Georgia Athens, GA, USA
    Front Microbiol 3:159. 2012
  3. pmc Sizing up metatranscriptomics
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    ISME J 7:237-43. 2013
  4. ncbi request reprint Genomic insights into bacterial DMSP transformations
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Ann Rev Mar Sci 4:523-42. 2012
  5. pmc Bacterial dimethylsulfoniopropionate degradation genes in the oligotrophic north pacific subtropical gyre
    Vanessa A Varaljay
    Department of Microbiology, University of Georgia, Athens, Georgia, USA
    Appl Environ Microbiol 78:2775-82. 2012
  6. ncbi request reprint Resourceful heterotrophs make the most of light in the coastal ocean
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602 3636, USA
    Nat Rev Microbiol 5:792-800. 2007
  7. pmc Ecological genomics of marine Roseobacters
    M A Moran
    Department of Marine Science, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 73:4559-69. 2007
  8. ncbi request reprint Genome sequence of Silicibacter pomeroyi reveals adaptations to the marine environment
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Nature 432:910-3. 2004
  9. ncbi request reprint Diversity of ascomycete laccase gene sequences in a southeastern US salt marsh
    J I Lyons
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Microb Ecol 45:270-81. 2003
  10. pmc Diversity of the ring-cleaving dioxygenase gene pcaH in a salt marsh bacterial community
    A Buchan
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Appl Environ Microbiol 67:5801-9. 2001

Collaborators

Detail Information

Publications40

  1. pmc Transporter genes expressed by coastal bacterioplankton in response to dissolved organic carbon
    Rachel S Poretsky
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Environ Microbiol 12:616-27. 2010
    ....
  2. pmc Transcriptional changes underlying elemental stoichiometry shifts in a marine heterotrophic bacterium
    Leong Keat Chan
    Department of Marine Sciences, University of Georgia Athens, GA, USA
    Front Microbiol 3:159. 2012
    ..Modification of cellular inventories in C- and P-limited heterotrophs would vary the elemental ratio of particulate organic matter sequestered in the deep ocean...
  3. pmc Sizing up metatranscriptomics
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    ISME J 7:237-43. 2013
    ..In this perspective, we review the available data on transcript dynamics in environmental bacteria, and then consider the consequences of a small and transient mRNA inventory for functional metagenomic studies of microbial communities...
  4. ncbi request reprint Genomic insights into bacterial DMSP transformations
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Ann Rev Mar Sci 4:523-42. 2012
    ..The factors that regulate these two competing pathways remain elusive, but gene transcription analyses of natural bacterioplankton communities are making headway in unraveling the intricacies of bacterial DMSP processing in the ocean...
  5. pmc Bacterial dimethylsulfoniopropionate degradation genes in the oligotrophic north pacific subtropical gyre
    Vanessa A Varaljay
    Department of Microbiology, University of Georgia, Athens, Georgia, USA
    Appl Environ Microbiol 78:2775-82. 2012
    ..Based on gene abundance, we hypothesize that SAR11 bacterioplankton dominate DMSP cycling in the oligotrophic NPSG, with lesser but consistent involvement of other members of the bacterioplankton community...
  6. ncbi request reprint Resourceful heterotrophs make the most of light in the coastal ocean
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602 3636, USA
    Nat Rev Microbiol 5:792-800. 2007
    ..In coastal systems, these mixed metabolic strategies have implications for how efficiently organic carbon is retained in the marine food web and how climatically important gases are exchanged between the ocean and the atmosphere...
  7. pmc Ecological genomics of marine Roseobacters
    M A Moran
    Department of Marine Science, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 73:4559-69. 2007
    ..Genes shared with other cultured marine bacteria include those for utilizing sodium gradients, transport and metabolism of sulfate, and osmoregulation...
  8. ncbi request reprint Genome sequence of Silicibacter pomeroyi reveals adaptations to the marine environment
    Mary Ann Moran
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Nature 432:910-3. 2004
    ..This bacterium has a physiology distinct from that of marine oligotrophs, adding a new strategy to the recognized repertoire for coping with a nutrient-poor ocean...
  9. ncbi request reprint Diversity of ascomycete laccase gene sequences in a southeastern US salt marsh
    J I Lyons
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Microb Ecol 45:270-81. 2003
    ..The 39 distinct sequences and 15 distinct laccase sequence types retrieved from the S. alterniflora decay system demonstrate high sequence diversity of this functional gene in a natural fungal community...
  10. pmc Diversity of the ring-cleaving dioxygenase gene pcaH in a salt marsh bacterial community
    A Buchan
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Appl Environ Microbiol 67:5801-9. 2001
    ..These results suggest that the diversity of the genes encoding a single step in aromatic compound degradation in the coastal marsh examined is high...
  11. pmc Transformation of sulfur compounds by an abundant lineage of marine bacteria in the alpha-subclass of the class Proteobacteria
    J M Gonzalez
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Appl Environ Microbiol 65:3810-9. 1999
    ..Studies of culturable representatives suggested that the group could mediate a number of steps in the cycling of both organic and inorganic forms of sulfur in marine environments...
  12. ncbi request reprint Analysis of internal transcribed spacer (ITS) regions of rRNA genes in fungal communities in a southeastern U.S. salt marsh
    A Buchan
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Microb Ecol 43:329-40. 2002
    ..ITS sequence analysis identified morphologically cryptic subgroups for two of the three dominant salt marsh ascomycetes...
  13. doi request reprint Bacterial carbon processing by generalist species in the coastal ocean
    Xiaozhen Mou
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Nature 451:708-11. 2008
    ....
  14. ncbi request reprint Bacterial taxa that limit sulfur flux from the ocean
    Erinn C Howard
    Department of Microbiology, University of Georgia, Athens, GA 30602, USA
    Science 314:649-52. 2006
    ..One-third of surface ocean bacteria harbor a DMSP demethylase homolog and thereby route a substantial fraction of global marine primary production away from DMS formation and into the marine microbial food web...
  15. pmc Numerical dominance of a group of marine bacteria in the alpha-subclass of the class Proteobacteria in coastal seawater
    J M Gonzalez
    Department of Marine Sciences, University of Georgia, Athens 30602, USA
    Appl Environ Microbiol 63:4237-42. 1997
    ..This is the first description of a numerically dominant cluster of coastal bacteria, identified by molecular techniques, that can be readily cultured and studied in the laboratory...
  16. doi request reprint Abundant and diverse bacteria involved in DMSP degradation in marine surface waters
    Erinn C Howard
    Departments of Microbiology, University of Georgia, Athens, GA, USA
    Environ Microbiol 10:2397-410. 2008
    ....
  17. pmc Dimethylsulfoniopropionate and methanethiol are important precursors of methionine and protein-sulfur in marine bacterioplankton
    R P Kiene
    Department of Marine Sciences, University of South Alabama, Mobile, Alabama 36688, USA
    Appl Environ Microbiol 65:4549-58. 1999
    ..Our study highlights a remarkable adaptation by marine bacteria: they exploit nanomolar levels of reduced sulfur in apparent preference to sulfate, which is present at 10(6)- to 10(7)-fold higher concentrations...
  18. doi request reprint Genome characteristics of a generalist marine bacterial lineage
    Ryan J Newton
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    ISME J 4:784-98. 2010
    ....
  19. ncbi request reprint Bacterioplankton assemblages transforming dissolved organic compounds in coastal seawater
    Xiaozhen Mou
    Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA
    Environ Microbiol 9:2025-37. 2007
    ....
  20. pmc Analysis of microbial gene transcripts in environmental samples
    Rachel S Poretsky
    Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 71:4121-6. 2005
    ....
  21. pmc Flow-cytometric cell sorting and subsequent molecular analyses for culture-independent identification of bacterioplankton involved in dimethylsulfoniopropionate transformations
    Xiaozhen Mou
    Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 71:1405-16. 2005
    ..Our study suggests that diverse bacterioplankton participate in the metabolism of DMSP in coastal marine systems and that their relative importance varies temporally...
  22. ncbi request reprint Comparative day/night metatranscriptomic analysis of microbial communities in the North Pacific subtropical gyre
    Rachel S Poretsky
    University of Georgia, Department of Marine Sciences, Athens, GA 30602, USA
    Environ Microbiol 11:1358-75. 2009
    ..Direct sequencing of these environmental transcripts has provided detailed information on metabolic and biogeochemical responses of a microbial community to solar forcing...
  23. pmc Dynamics of bacterial and fungal communities on decaying salt marsh grass
    Alison Buchan
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602 3636, USA
    Appl Environ Microbiol 69:6676-87. 2003
    ..Most associations involved one of four microbial taxa: two groups of bacteria affiliated with the alpha-Proteobacteria and two ascomycete fungi (Phaeosphaeria spartinicola and environmental isolate "4clt")...
  24. pmc Variation in prokaryotic community composition as a function of resource availability in tidal creek sediments
    Jennifer W Edmonds
    Department of Marine Science, University of Georgia, Athens, Georgia, USA
    Appl Environ Microbiol 74:1836-44. 2008
    ..Fluctuations in VFA concentrations are most likely very high, so that the dominant bacterial species must be able to outcompete other species at both high and low resource levels...
  25. pmc Diverse organization of genes of the beta-ketoadipate pathway in members of the marine Roseobacter lineage
    Alison Buchan
    Department of Marine Sciences, University of Georgia, Athens, Georgia 30602, USA
    Appl Environ Microbiol 70:1658-68. 2004
    ..Collectively, these comparisons of bacterial pca gene organization illuminate a complex evolutionary history and underscore the widespread ecological importance of the encoded beta-ketoadipate pathway...
  26. pmc The diverse bacterial community in intertidal, anaerobic sediments at Sapelo Island, Georgia
    Chris Lasher
    Department of Microbiology, University of Georgia, Athens, GA 30602 2605, USA
    Microb Ecol 58:244-61. 2009
    ..In spite of the large differences in pore water chemistry with season and depth, differences in the bacterial community were modest over the temporal and spatial scales examined and generally restricted to only certain taxa...
  27. ncbi request reprint Screening for bacterial-fungal associations in a south-eastern US salt marsh using pre-established fungal monocultures
    Justine I Lyons
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    FEMS Microbiol Ecol 54:179-87. 2005
    ..These results suggest that few species-specific associations, either positive or negative, exist between bacterial and fungal members of the Spartina decomposer community during initial colonization...
  28. pmc Occurrence and expression of gene transfer agent genes in marine bacterioplankton
    Erin J Biers
    Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 74:2933-9. 2008
    ..GTA homologs are surprisingly infrequent in marine metagenomic sequence data, however, and the role of this lateral gene transfer mechanism in ocean bacterioplankton communities remains unclear...
  29. ncbi request reprint Comparison of chitinolytic enzymes from an alkaline, hypersaline lake and an estuary
    Gary R LeCleir
    Department of Marine Sciences, University of Georgia, Athens, GA, USA
    Environ Microbiol 9:197-205. 2007
    ..In contrast, the sequence found in the estuarine metagenomic library and the functional characteristics of the protein expressed from it were those of a conventional family 18 glycosyl hydrolase...
  30. pmc Changes in dimethylsulfoniopropionate demethylase gene assemblages in response to an induced phytoplankton bloom
    Erinn C Howard
    Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA
    Appl Environ Microbiol 77:524-31. 2011
    ....
  31. pmc Dimethylsulfoniopropionate-dependent demethylase (DmdA) from Pelagibacter ubique and Silicibacter pomeroyi
    Chris R Reisch
    Department of Microbiology, University of Georgia, Athens, GA 30602, USA
    J Bacteriol 190:8018-24. 2008
    ..pomeroyi DSS-3 was 70 mM. These results suggest that marine bacterioplankton may actively accumulate DMSP to osmotically significant concentrations that favor near-maximal rates of DMSP demethylation activity...
  32. doi request reprint Functional metagenomic profiling of nine biomes
    Elizabeth A Dinsdale
    Department of Biology, San Diego State University, San Diego, California 92182, USA
    Nature 452:629-32. 2008
    ....
  33. ncbi request reprint Silicibacter pomeroyi sp. nov. and Roseovarius nubinhibens sp. nov., dimethylsulfoniopropionate-demethylating bacteria from marine environments
    Jose M Gonzalez
    Departamento de Microbiologia y Biologia Celular, Facultad de Farmacia, Universidad de La Laguna, 38071 La Laguna, Tenerife, Spain
    Int J Syst Evol Microbiol 53:1261-9. 2003
    ..nov. with strain DSS-3(T) (=ATCC 700808(T)=DSM 15171(T)) as the type strain, and Roseovarius nubinhibens sp. nov. with strain ISM(T) (=ATCC BAA-591(T)=DSM 15170(T)) as the type strain...
  34. pmc Dimethylsulfoniopropionate turnover is linked to the composition and dynamics of the bacterioplankton assemblage during a microcosm phytoplankton bloom
    Jarone Pinhassi
    Marine Microbiology, Department of Biology and Environmental Sciences, University of Kalmar, SE 39182 Kalmar, Sweden
    Appl Environ Microbiol 71:7650-60. 2005
    ....
  35. pmc Overview of the marine roseobacter lineage
    Alison Buchan
    Department of Microbiology, University of Tennessee, Knoxville, TN 37996 0845, USA
    Appl Environ Microbiol 71:5665-77. 2005
  36. pmc Use of microautoradiography combined with fluorescence in situ hybridization to determine dimethylsulfoniopropionate incorporation by marine bacterioplankton taxa
    Maria Vila
    Institut de Ciències del Mar CMIMA, Passeig Marítim de la Barceloneta 37 49, 08003 Barcelona, Catalonia, Spain
    Appl Environ Microbiol 70:4648-57. 2004
    ..These results point toward DMSP as an important substrate for a broad and diverse fraction of marine bacterioplankton...
  37. ncbi request reprint Transcriptional response of Silicibacter pomeroyi DSS-3 to dimethylsulfoniopropionate (DMSP)
    Helmut Bürgmann
    Department of Marine Sciences, University of Georgia, Athens, GA 30602 3636, USA
    Environ Microbiol 9:2742-55. 2007
    ..DMSP concentration may thus also play a role as a chemical signal, indicating phytoplankton abundance and eliciting a regulatory response aimed at making maximum use of available nutrients...
  38. ncbi request reprint Toward a standards-compliant genomic and metagenomic publication record
    George M Garrity
    Microbiology and Molecular Genetics, Michigan State University, East Lansing, Michigan, USA
    OMICS 12:157-60. 2008
    ....