Research Topics
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Publications
Extracellular DNA plays a key role in deep-sea ecosystem functioningRoberto Danovaro
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Science 309:2179. 2005..It therefore plays a key role in deep-sea ecosystem functioning on a global scale...
Sunscreens cause coral bleaching by promoting viral infectionsRoberto Danovaro
Department of Marine Sciences, Faculty of Science, Polytechnic University of the Marche, Via Brecce Bianche, 60131 Ancona, Italy
Environ Health Perspect 116:441-7. 2008..Recently, it has been demonstrated that personal care products, including sunscreens, have an impact on aquatic organisms similar to that of other contaminants...
Fish-farm impact on metazoan meiofauna in the Mediterranean Sea: Analysis of regional vs. habitat effectsSimone Mirto
Department of Marine Sciences, Polytechnic University of Marche, Ancona, Italy
Mar Environ Res 69:38-47. 2010..We conclude that different indicators of fish-farm impact are needed in vegetated and non-vegetated benthic systems...
Climate change and the potential spreading of marine mucilage and microbial pathogens in the Mediterranean SeaRoberto Danovaro
Department of Marine Sciences, Polytechnic University of Marche, Ancona, Italy
PLoS ONE 4:e7006. 2009..Marine mucilage characterize aquatic systems with altered environmental conditions...
Comparison of two fingerprinting techniques, terminal restriction fragment length polymorphism and automated ribosomal intergenic spacer analysis, for determination of bacterial diversity in aquatic environmentsR Danovaro
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 72:5982-9. 2006..which were indistinguishable using T-RFLP analysis. Overall, the results of this study show that ARISA is more accurate than T-RFLP analysis on the 16S rRNA gene for estimating the biodiversity of aquatic bacterial assemblages...
Exponential decline of deep-sea ecosystem functioning linked to benthic biodiversity lossRoberto Danovaro
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Curr Biol 18:1-8. 2008....
Major viral impact on the functioning of benthic deep-sea ecosystemsRoberto Danovaro
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Nature 454:1084-7. 2008..Our results indicate that viruses have an important role in global biogeochemical cycles, in deep-sea metabolism and the overall functioning of the largest ecosystem of our biosphere...
Viruses, prokaryotes and DNA in the sediments of a deep-hypersaline anoxic basin (DHAB) of the Mediterranean SeaR Danovaro
Department of Marine Sciences, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Environ Microbiol 7:586-92. 2005..These findings suggest that the DHAB sediments represent a reservoir for long-term preservation of benthic viruses and nucleic acids...
The first metazoa living in permanently anoxic conditionsRoberto Danovaro
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
BMC Biol 8:30. 2010..Deep seas include some of the most extreme ecosystems on Earth, such as the deep hypersaline anoxic basins of the Mediterranean Sea. These are permanently anoxic systems inhabited by a huge and partly unexplored microbial biodiversity...
Marine viruses and global climate changeRoberto Danovaro
Department of Marine Sciences, Polytechnic University of Marche, Ancona, Italy
FEMS Microbiol Rev 35:993-1034. 2011....
Deep-sea biodiversity in the Mediterranean Sea: the known, the unknown, and the unknowableRoberto Danovaro
Dipartimento Scienze del Mare, Universita Politecnica delle Marche, Ancona, Italy
PLoS ONE 5:e11832. 2010..Data reported here provide new insights into the patterns of biodiversity in the deep-sea Mediterranean and new clues for future investigations aimed at identifying the factors controlling and threatening deep-sea biodiversity...
Bacterial diversity in deep Mediterranean sediments: relationship with the active bacterial fraction and substrate availabilityG M Luna
Department of Marine Sciences, Marine Biology Section, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Environ Microbiol 6:745-53. 2004....
Exo-enzymatic activities and dissolved organic pools in relation with mucilage development in the Northern Adriatic SeaR Danovaro
DSM Dipartimento Scienze del Mare, Universita Politecnica delle Marche, Via Brecce Bianche 60131 Ancona, Italy
Sci Total Environ 353:189-203. 2005..The present study provides compelling evidences that mucilage formation is favoured by the unbalance between organic matter mobilization by enzymatic activities and the accumulation of labile dissolved organic-N compounds...
Large-scale spatial distribution of virioplankton in the Adriatic Sea: testing the trophic state control hypothesisC Corinaldesi
Department of Marine Science, University of Ancona, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 69:2664-73. 2003..Since virus distribution was coupled with bacterial turnover times, our results suggest that viral abundance depends on bacterial activity and on host cell abundance...
Sustainable impact of mussel farming in the Adriatic Sea (Mediterranean Sea): evidence from biochemical, microbial and meiofaunal indicatorsR Danovaro
Department of Marine Sciences, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, Monte D Ago, Ancona 60131, Italy
Mar Pollut Bull 49:325-33. 2004....
DNA extraction procedure: a critical issue for bacterial diversity assessment in marine sedimentsGian Marco Luna
Department of Marine Sciences, Marine Biology Section, Faculty of Science, Polytechnic University of Marche, Ancona, Italy
Environ Microbiol 8:308-20. 2006....
New sequence types and multidrug resistance among pathogenic Escherichia coli isolates from coastal marine sedimentsC Vignaroli
Department of Life and Environmental Sciences, Polytechnic University of Marche, Ancona, Italy
Appl Environ Microbiol 78:3916-22. 2012..coli strains capable of contributing to resistance spread via integrons among benthic bacteria, and they highlight a role for these strains in the emergence of new virulent genotypes...
Exoenzymatic activity and organic matter composition in sediments of the Northern Adriatic Sea: response to a river plumeR Danovaro
Institute of Marine Science, University of Ancona, Via Brecce Bianche, 60131 Ancona, Italy
Microb Ecol 44:235-51. 2002..The results suggest that river inputs influence the biochemical composition and distribution of the sediment organic matter and exoenzymatic activities in coastal marine sediments...
Bacteria associated with the rapid tissue necrosis of stony coralsG M Luna
Department of Marine Sciences, Polytechnic University of Marche, Ancona, Italy
Environ Microbiol 9:1851-7. 2007..These results let us hypothesize that the RTN in stony corals can be an infectious disease associated to the presence of Vibrio harveyi. However, further studies are needed to validate the microbial origin of this pathology...
Determination of virus abundance in marine sedimentsR Danovaro
Institute of Marine Science, University of Ancona, 60131 Ancona, Italy
Appl Environ Microbiol 67:1384-7. 2001..Both formaldehyde and glutaraldehyde gave significant reductions of virus counts after only 24 h of sediment storage, but no further loss occurred after 7 days...
Sunscreen products increase virus production through prophage induction in marine bacterioplanktonR Danovaro
Institute of Marine Science, University of Ancona, Via Brecce Bianche, 60131 Ancona, Italy
Microb Ecol 45:109-18. 2003..g., glucosidase). These results indicate that sunscreen products can modify C, N, and P biogeochemical cycling in seawater and increase virus abundance through prophage induction in marine bacterioplankton...
Extraintestinal Escherichia coli carrying virulence genes in coastal marine sedimentsG M Luna
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 76:5659-68. 2010....
Synoptic determination of living/dead and active/dormant bacterial fractions in marine sedimentsE Manini
Department of Marine Science, University Polytechnic of Marche, Ancona, Italy
FEMS Microbiol Ecol 55:416-23. 2006..30%. This method allows the processing of a large number of samples with high precision and at relatively low cost, and thus it provides additional synoptic insights into the metabolic state of bacteria in marine sediments...
Higher abundance of bacteria than of viruses in deep Mediterranean sedimentsRoberto Danovaro
Institute of Marine Sciences, Marine Biology Section, Faculty of Science, University of Ancona, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 68:1468-72. 2002..The lowest virus numbers were found where the lowest bacterial metabolism and turnover rates and the largest cell size were observed, suggesting that bacterial doubling time might play an important role in benthic virus development...
Meiofaunal colonisation on artificial substrates: a tool for biomonitoring the environmental quality on coastal marine systemsSimone Mirto
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Mar Pollut Bull 48:919-26. 2004....
Bioremediation of petroleum hydrocarbons in anoxic marine sediments: consequences on the speciation of heavy metalsAntonio Dell'Anno
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Mar Pollut Bull 58:1808-14. 2009....
Benthic bacterial response to variable estuarine water inputsElena Manini
Department of Marine Sciences, Polytechnic University of Marche, Via Brecce Bianche, Monte D Ago, Ancona, Italy
FEMS Microbiol Ecol 50:185-94. 2004....
Response of benthic protozoa and thraustochytrid protists to fish farm impact in seagrass (Posidonia oceanica) and soft-bottom sedimentsLucia Bongiorni
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Microb Ecol 50:268-76. 2005....
Archaeal diversity in deep-sea sediments estimated by means of different terminal-restriction fragment length polymorphisms (T-RFLP) protocolsGian Marco Luna
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Ancona, 60131, Italy
Curr Microbiol 59:356-61. 2009..Multivariate multiple regression analysis revealed that, whatever the T-RFLP protocol utilized, latitude and temperature explained most of the variance in benthic Archaeal ribotype richness, while water depth had a negligible role...
Auto- and heterotrophic acidophilic bacteria enhance the bioremediation efficiency of sediments contaminated by heavy metalsFrancesca Beolchini
Department of Marine Sciences, Polytechnic University of Marche, Ancona, Italy
Chemosphere 74:1321-6. 2009..These results open new perspectives for the bioremediation technology for the removal of heavy metals from highly contaminated sediments...
Pelagic-benthic coupling and diagenesis of nucleic acids in a deep-sea continental margin and an open-slope system of the Eastern MediterraneanAntonio Dell'Anno
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 71:6070-6. 2005..eight times higher in the North than in the South Aegean Sea). Overall, the results reported here suggest that the preservation of DNA in deeper sediment layers may be favored in benthic systems characterized by high sedimentation rates...
Viral decay and viral production rates in continental-shelf and deep-sea sediments of the Mediterranean SeaCinzia Corinaldesi
Department of Marine Science, Polytechnic University of Marche, Ancona, Italy
FEMS Microbiol Ecol 72:208-18. 2010..The results reported here suggest that viral decay can play an important role in biogeochemical cycles and benthic trophodynamics...
Sediment resuspension effects on the benthic microbial loop in experimental microcosmsAntonio Pusceddu
Department of Marine Sciences, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Microb Ecol 50:602-13. 2005..We hypothesize that such an effect, enhancing nutrient availability, might have relevant consequences on the trophic state of coastal marine ecosystem...
Cytotoxic effects induced by hexachlorobenzene in Squilla mantis (L.) (Crustacea, Stomatopoda)Antonio Dell'Anno
Department of Marine Science, Faculty of Science, Polytechnic University of Marche, Via Brecce Bianche, 60131, Ancona, Italy
Environ Toxicol 23:9-14. 2008..Overall these findings suggest that even small concentrations of HCB may determine important changes on cell metabolism with potential cascade effects on recruitment of this commercial species...
Effects of intensive mariculture on sediment biochemistryAntonio Pusceddu
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Ecol Appl 17:1366-78. 2007..Therefore, the siting of fish farms should only be allowed after a case-by-case assessment of the ecological context of the region, especially in terms of the organic matter load and its biochemical composition...
Large fraction of dead and inactive bacteria in coastal marine sediments: comparison of protocols for determination and ecological significanceG M Luna
Institute of Marine Sciences, Marine Biology Section, Faculty of Science, University of Ancona, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 68:3509-13. 2002..2 day(-1)). Our results suggest that the fraction of active bacteria in marine sediments is controlled by nutrient supply and availability and that their turnover rates are at least 1 order of magnitude higher than previously reported...
Diversity and spatial distribution of metal-reducing bacterial assemblages in groundwaters of different redox conditionsGian M Luna
Department of Marine Sciences, Marine Biology Section, Faculty of Science, Polytechnic University of Marche, Ancona, Italy
Int Microbiol 12:153-9. 2009....
Determination of viral production in aquatic sediments using the dilution-based approachAntonio Dell'Anno
Department of Marine Sciences, Polytechnic University of Marche, Via Brecce Bianche, Ancona, Italy
Nat Protoc 4:1013-22. 2009..The entire procedure takes approximately 3 days to be completed, but the method allows the parallel processing of several sediment samples, which is recommended in ecological studies...
Viral production, decay rates, and life strategies along a trophic gradient in the North Adriatic SeaLucia Bongiorni
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 71:6644-50. 2005..Factors other than those considered in the past might shed light on processes responsible for the removal and/or decay of viral particles from the water column...
Simultaneous recovery of extracellular and intracellular DNA suitable for molecular studies from marine sedimentsCinzia Corinaldesi
Department of Marine Science, Polytechnic University of Marche, Via Brecce Bianche, 60131 Ancona, Italy
Appl Environ Microbiol 71:46-50. 2005..This protocol allows investigation of extracellular DNA and its possible participation in natural transformation processes...
Impact of heavy metals and PCBs on marine picoplanktonCarmela Caroppo
Istituto Ambiente Marino Costiero CNR, Sede Talassografico A Cerruti Via Roma 3, 74100 Taranto, Italy
Environ Toxicol 21:541-51. 2006..Our results indicate that picoplankton can be sensitive indicators of impact determined by heavy metals and PCBs in coastal marine systems...
Imbalance between phytoplankton production and bacterial carbon demand in relation to mucilage formation in the Northern Adriatic SeaAlessandra Pugnetti
C N R, Istituto di Scienze Marine, Castello 1364, I 30122 Venezia, Italy
Sci Total Environ 353:162-77. 2005..However, there were indications of an uncoupling between phytoplankton photosynthesis and growth and of a shift from an autotrophic to a heterotrophic metabolism, especially during the spring and summer period when mucilage might occur...
Particulate organic matter uptake rates of two benthic filter-feeders (Sabella spallanzanii and Branchiomma luctuosum) candidates for the clarification of aquaculture wastewatersDoris Cavallo
Dipartimento di Scienze e Tecnologie Biologiche ed Ambientali, , Via Monteroni, 73100 Lecce, Italy
Mar Pollut Bull 54:622-5. 2007
Impact on the water column biogeochemistry of a Mediterranean mussel and fish farmRosa Tiziana La
Dipartimento di Biologia Animale, Universita di Palermo, Faculty of Science Biology, Italy
Water Res 36:713-21. 2002....
Benthic input rates predict seagrass (Posidonia oceanica) fish farm-induced declineElena Diaz-Almela
Interdisciplinary Oceanography Group GOI, IMEDEA CSIC UIB, C Miquel Marqués No 21, 07190 Esporles, Spain
Mar Pollut Bull 56:1332-42. 2008..Coupling direct measurements of benthic sedimentation rates with dynamics of key benthic species is proposed as an efficient strategy to predict fish farm impacts to benthic communities...
