Browsing Life Sciences by Author "Dowling, David N."
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Alginate beads as a storage, delivery and containment system for genetically modified PCB degrader and PCB biosensor derivatives of Pseudomonas fluorescens F113.
Power, B; Liu, Xuemei; Germaine, Kieran J.; Ryan, David; Brazil, Dina; Dowling, David N. (The Society for Applied Microbiology, 2011)Aims: Pseudomonas fluorescens F113Rifpcb is a genetically engineered rhizosphere bacterium with the potential to degrade polychlorinated biphenyls (PCBs). F113Rifpcbgfp and F113L::1180gfp are biosensor strains capable of ... -
Application of endophytic Pseudomonas fluorescens and a bacterial consortium to Brassica napus can increase plant height and biomass under greenhouse and field conditions
Lally, Richard D.; Galbally, Paul; Moreira, António S.; Spink, John; Ryan, David; Germaine, Kieran J.; Dowling, David N. (Frontiers Media, 2017)Plant associated bacteria with plant growth promotion (PGP) properties have been proposed for use as environmentally friendly biofertilizers for sustainable agriculture; however, analysis of their efficacy in the field is ... -
Characterization of mineral phosphate solubilization traits from a barley rhizosphere soil functional metagenome.
Chhabra, Sagar; Brazil, Dina; Morrissey, John; Burke, James I.; O'Gara, Fergal; Dowling, David N. (John Wiley & Sons, 2013)Mineral phosphate solubilization (MPS) microorganisms are important for their provision of orthophosphate anions for plant growth promotion activity in soil. In this study, we applied a functional metagenomic approach to ... -
Crop establishment practices are a driver of the plant microbiota in winter oilseed rape (Brassica napus)
Rathore, Ridhdhi; Dowling, David N.; Forristal, Patick D.; Spink, John; Cotter, Paul D.; Bulgarelli, Davide; Germaine, Kieran J. (Frontiers Media, 2017)Gaining a greater understanding of the plant microbiota and its interactions with its host plant heralds a new era of scientific discovery in agriculture. Different agricultural management practices influence soil microbial ... -
Ecopiling: a combined phytoremediation and passive biopiling system for remediating hydrocarbon impacted soils at field scale
Germaine, Kieran J.; Byrne, John; Liu, Xuemei; Keohane, Jer; Culhane, John; Lally, Richard D.; Kiwanuka, Samuel; Ryan, David; Dowling, David N. (Frontiers Media, 2015)Biopiling is an ex situ bioremediation technology that has been extensively used for remediating a wide range of petrochemical contaminants in soils. Biopiling involves the assembling of contaminated soils into piles and ... -
Genome sequence of the biocontrol strain Pseudomonas fluorescens F113.
Redondo-Nieto, Miguel; Barret, Matthieu; Morrissey, John P.; Germaine, Kieran J.; Martinez-Granero, Francisco; Barahona, Emma; Navazo, Ana; Sánchez-Contrerasa, María; Moynihan, Jennifer A.; Giddens, Stephen R.; Coppoolse, Eric R.; Candela, Muriel; Stiekema, Willem J.; Rainey, Paul B.; Dowling, David N.; O'Gara, Fergal; Martína, Marta; Rivilla, Rafael (American Society for Microbiology, 2012)Pseudomonas fluorescens F113 is a plant growth-promoting rhizobacterium (PGPR) that has biocontrol activity against fungal plant pathogens and is a model for rhizosphere colonization. Here, we present its complete genome ... -
Genome sequence reveals that Pseudomonas fluorescens F113 possesses a large and diverse array of systems for rhizosphere function and host interaction
Redondo-Nieto, Miguel; Barret, Matthieu; Morrissey, John; Germaine, Kieran J.; Martinez-Granero, Francisco; Barahona, Emma; Navazo, Ana; Sánchez-Contrerasa, María; Moynihan, Jennifer A.; Candela, Muriel; Dowling, David N.; O'Gara, Fergal; Martín, Marta; Rivilla, Rafael (BioMed Central, 2013)Background: Pseudomonas fluorescens F113 is a plant growth-promoting rhizobacterium (PGPR) isolated from the sugar-beet rhizosphere. This bacterium has been extensively studied as a model strain for genetic regulation ... -
Long-term agrichemical use leads to alterations in bacterial community diversity
Tan, H.; Barret, M.; Rice, O.; Dowling, David N.; Burke, J.; Morrissey, J.P.; O'Gara, Fergal (Czech Academy of Agricultural Sciences, 2012)Bacterial communities are key drivers of soil fertility and agriculture productivity. Understanding how soil bacterial communities change in response to different conditions is an important aspect in the development of ... -
Novel AroA with high tolerance to glyphosate, encoded by a gene of Pseudomonas putida 4G-1 isolated from an extremely polluted environment in China
Sun, Yi-Cheng; Chen, Yan-Cheng; Tian, Zhe-Xian; Li, Feng-Mei; Wang, Xin-Yue; Zhang, Jing; Xiao, Zhen-Long; Lin, Min; Gilmartin, Niamh; Dowling, David N.; Wang, Yi-Ping (American Society for Microbiology, 2005)Glyphosate has been used globally as a safe herbicide for weed control. It inhibits 5-enolpyruvylshikimate-3-phosphate (EPSP) synthase (AroA), which is a key enzyme in the aromatic amino acid biosynthetic pathway in ... -
Plant growth promotion induced by phosphate solubilizing endophytic Pseudomonas isolates.
Oteino, Nicholas; Lally, Richard D.; Kiwanuka, Samuel; Lloyd, Andrew; Ryan, David; Germaine, Kieran J.; Dowling, David N. (Frontiers Media, 2015)The use of plant growth promoting bacterial inoculants as live microbial biofertilizers provides a promising alternative to chemical fertilizers and pesticides. Inorganic phosphate solubilization is one of the major ... -
Polychlorinated biphenyl rhizoremediation by Pseudomonas fluorescens F113 derivatives, using a Sinorhizobium meliloti nod system to drive bph gene expression.
Villacieros, Marta; Whelan, Clare; Mackova, Martina; Molgaard, Jesper; Sanchez-Contreras, Maria; Lloret, Javier; Aguirre de Carcer, Daniel; Oruezabal, Roke I.; Bolanos, Luis; Macek, Thomas; Karlson, Ulrich; Dowling, David N.; Martın, Marta; Rivilla, Rafael (American Society for Microbiology, 2004)Rhizoremediation of organic chemicals requires high-level expression of biodegradation genes in bacterial strains that are excellent rhizosphere colonizers. Pseudomonas fluorescens F113 is a biocontrol strain that was shown ... -
Protection of pepper plants from drought by Microbacterium sp. 3J1 by modulation of the plant's glutamine and α-ketoglutarate content: A comparative metabolomics approach
Vílchez, Juan I.; Niehaus, Karsten; Dowling, David N.; González-López, Jesús; Manzanera, Maximino (Frontiers Media, 2018)Drought tolerance of plants such as tomato or pepper can be improved by their inoculation with rhizobacteria such as Microbacterium sp. 3J1. This interaction depends on the production of trehalose by the microorganisms ... -
Whole-cell fluorescent biosensors for bioavailability and biodegradation of polychlorinated biphenyls.
Liu, Xuemei; Germaine, Kieran J.; Ryan, David; Dowling, David N. (MDPI, 2010)Whole-cell microbial biosensors are one of the newest molecular tools used in environmental monitoring. Such biosensors are constructed through fusing a reporter gene such as lux, gfp or lacZ,to a responsive promoter. There ...