Search Results - "Newman, Dianne"

Spatial transcriptomics of planktonic and sessile bacterial populations at single-cell resolution by Dar, Daniel, Dar, Nina, Cai, Long, Newman, Dianne K.

“…Spying on microbial communities, cell by cell Within any community of organisms, gene expression is heterogeneous, which can manifest in genetically identical…”
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Redox-active antibiotics enhance phosphorus bioavailability by McRose, Darcy L, Newman, Dianne K

“…Microbial production of antibiotics is common, but our understanding of their roles in the environment is limited. In this study, we explore long-standing…”
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Bacterial Argonaute Samples the Transcriptome to Identify Foreign DNA by Olovnikov, Ivan, Chan, Ken, Sachidanandam, Ravi, Newman, Dianne K., Aravin, Alexei A.

“…Eukaryotic Argonautes bind small RNAs and use them as guides to find complementary RNA targets and induce gene silencing. Though homologs of eukaryotic…”
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The chemical ecology of coumarins and phenazines affects iron acquisition by pseudomonads by McRose, Darcy L, Li, Jinyang, Newman, Dianne K

“…Secondary metabolites are important facilitators of plant-microbe interactions in the rhizosphere, contributing to communication, competition, and nutrient…”
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Both toxic and beneficial effects of pyocyanin contribute to the lifecycle of Pseudomonas aeruginosa by Meirelles, Lucas A., Newman, Dianne K.

“…Summary Pseudomonas aeruginosa, an opportunistic pathogen, produces redox‐active pigments called phenazines. Pyocyanin (PYO, the blue phenazine) plays an…”
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The Colorful World of Extracellular Electron Shuttles by Glasser, Nathaniel R, Saunders, Scott H, Newman, Dianne K

“…Descriptions of the changeable, striking colors associated with secreted natural products date back well over a century. These molecules can serve as…”
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From the soil to the clinic: the impact of microbial secondary metabolites on antibiotic tolerance and resistance by Perry, Elena K., Meirelles, Lucas A., Newman, Dianne K.

“…Secondary metabolites profoundly affect microbial physiology, metabolism and stress responses. Increasing evidence suggests that these molecules can modulate…”
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The physiology of growth arrest: uniting molecular and environmental microbiology by Bergkessel, Megan, Basta, David W., Newman, Dianne K.

“…Key Points Most bacteria in the environment are not actively growing most of the time, but the molecular mechanisms that govern growth-arrested states are not…”
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Hopanoid lipids: from membranes to plant–bacteria interactions by Belin, Brittany J., Busset, Nicolas, Giraud, Eric, Molinaro, Antonio, Silipo, Alba, Newman, Dianne K.

“…Key Points Hopanes were discovered by petroleum geologists as ubiquitous molecular fossils in ancient sedimentary rocks. Later, bacterial hopanoids were…”
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Bioenergetic challenges of microbial iron metabolisms by Bird, Lina J, Bonnefoy, Violaine, Newman, Dianne K

“…Before cyanobacteria invented oxygenic photosynthesis and O2 and H2 O began to cycle between respiration and photosynthesis, redox cycles between other…”
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Phenazine redox cycling enhances anaerobic survival in Pseudomonas aeruginosa by facilitating generation of ATP and a proton‐motive force by Glasser, Nathaniel R., Kern, Suzanne E., Newman, Dianne K.

“…Summary While many studies have explored the growth of Pseudomonas aeruginosa, comparatively few have focused on its survival. Previously, we reported that…”
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Redox Reactions of Phenazine Antibiotics with Ferric (Hydr)oxides and Molecular Oxygen by Wang, Yun, Newman, Dianne K

“…Phenazines are small redox-active molecules produced by a variety of bacteria. Beyond merely serving as antibiotics, recent studies suggest that phenazines…”
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Biofilms as more than the sum of their parts: lessons from developmental biology by Squyres, Georgia R, Newman, Dianne K

“…Although our understanding of both bacterial cell physiology and the complex behaviors exhibited by bacterial biofilms is expanding rapidly, we cannot yet sum…”
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Bacterial defenses against a natural antibiotic promote collateral resilience to clinical antibiotics by Meirelles, Lucas A, Perry, Elena K, Bergkessel, Megan, Newman, Dianne K

“…Bacterial opportunistic human pathogens frequently exhibit intrinsic antibiotic tolerance and resistance, resulting in infections that can be nearly impossible…”
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Extracellular DNA Promotes Efficient Extracellular Electron Transfer by Pyocyanin in Pseudomonas aeruginosa Biofilms by Saunders, Scott H., Tse, Edmund C.M., Yates, Matthew D., Otero, Fernanda Jiménez, Trammell, Scott A., Stemp, Eric D.A., Barton, Jacqueline K., Tender, Leonard M., Newman, Dianne K.

“…Redox cycling of extracellular electron shuttles can enable the metabolic activity of subpopulations within multicellular bacterial biofilms that lack direct…”
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The contrasting roles of nitric oxide drive microbial community organization as a function of oxygen presence by Wilbert, Steven A., Newman, Dianne K.

“…Microbial assemblages are omnipresent in the biosphere, forming communities on the surfaces of roots and rocks and within living tissues. These communities can…”
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Anaerobic Bacteria Grow within Candida albicans Biofilms and Induce Biofilm Formation in Suspension Cultures by Fox, Emily P., Cowley, Elise S., Nobile, Clarissa J., Hartooni, Nairi, Newman, Dianne K., Johnson, Alexander D.

“…The human microbiome contains diverse microorganisms, which share and compete for the same environmental niches [1, 2]. A major microbial growth form in the…”
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Soil bacteria protect fungi from phenazines by acting as toxin sponges by Dahlstrom, Kurt M., Newman, Dianne K.

“…Many environmentally and clinically important fungi are sensitive to toxic, bacterially produced, redox-active molecules called phenazines. Despite being…”
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Genetically dissecting the electron transport chain of a soil bacterium reveals a generalizable mechanism for biological phenazine-1-carboxylic acid oxidation by Tsypin, Lev M Z, Saunders, Scott H, Chen, Allen W, Newman, Dianne K

“…The capacity for bacterial extracellular electron transfer via secreted metabolites is widespread in natural, clinical, and industrial environments. Recently,…”
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Phenazines and toxoflavin act as interspecies modulators of resilience to diverse antibiotics by Meirelles, Lucas A., Newman, Dianne K.

“…Bacterial opportunistic pathogens make diverse secondary metabolites both in the natural environment and when causing infections, yet how these molecules…”
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