Results 41 to 50 of about 10,206 (198)

RNase E cleavage shapes the transcriptome of Rhodobacter sphaeroides and strongly impacts phototrophic growth

open access: yesLife Science Alliance, 2018
This study identifies the cleavage sites of the endoribonuclease RNase E in the Rhodobacter sphaeroides transcriptome and demonstrates its effect on oxidative stress resistance and phototrophic growth.
Konrad U Förstner   +4 more
doaj   +1 more source

DegS and RseP homologous proteases are involved in singlet oxygen dependent activation of RpoE in Rhodobacter sphaeroides. [PDF]

open access: yesPLoS ONE, 2013
Singlet oxygen ((1)O2) is the main agent of photooxidative stress and is generated by photosensitizers as (bacterio)chlorophylls. It leads to the damage of cellular macromolecules and therefore photosynthetic organisms have to mount an adaptive response ...
Aaron M Nuss   +5 more
doaj   +1 more source

Rhodobacter sphaeroides: complexity in chemotactic signalling

open access: yesTrends in Microbiology, 2008
Most bacteria have much more complex chemosensory systems than those of the extensively studied Escherichia coli. Rhodobacter sphaeroides, for example, has multiple homologues of the E. coli chemosensory proteins. The roles of these homologues have been extensively investigated using a combination of deletion, subcellular localization and ...
Porter, S, Wadhams, G, Armitage, J
openaire   +3 more sources

Physiological and Mechanistic Studies of Phototrophic Fe(II) Oxidation in Purple Non-sulfur Bacteria [PDF]

open access: yes, 2007
Phototrophic Fe(II)-oxidizing bacteria use electrons from ferrous iron [Fe(II)] and energy from light to drive reductive CO₂ fixation. This metabolism is thought to be ancient in origin, and plays an important role in environmental iron cycling. It has
Jiao, Yongqin
core   +1 more source

Potential of Phosphorus Solubilizing Purple Nonsulfur Bacteria Isolated from Acid Sulfate Soil in Improving Soil Property, Nutrient Uptake, and Yield of Pineapple (Ananas comosus L. Merrill) under Acidic Stress

open access: yesApplied and Environmental Soil Science, 2022
This study aimed to (i) evaluate purple nonsulfur bacteria (PNSB) strains possessing the highest phosphorus (P) solubilizing capacity in field and (ii) determine the efficacy of PNSB biofertilizers in improving soil quality, P uptake, growth, and yield ...
Tran Ngoc Huu   +4 more
doaj   +1 more source

Efficient Cas9-based genome editing of Rhodobacter sphaeroides for metabolic engineering

open access: yesMicrobial Cell Factories, 2019
Background Rhodobacter sphaeroides is a metabolically versatile bacterium that serves as a model for analysis of photosynthesis, hydrogen production and terpene biosynthesis. The elimination of by-products formation, such as poly-β-hydroxybutyrate (PHB),
Ioannis Mougiakos   +8 more
doaj   +1 more source

Surface Modification of a Graphite Felt Cathode with Amide-Coupling Enhances the Electron Uptake of Rhodobacter sphaeroides

open access: yesApplied Sciences, 2021
Microbial electrosynthesis (MES) is a promising technology platform for the production of chemicals and fuels from CO2 and external conducting materials (i.e., electrodes).
Hana Nur Fitriana   +9 more
doaj   +1 more source

Investigation of a Bacterial and Arbuscular Mycoorhizal Fungus Spore Inoculation in Cultivation of Saffron

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi
Saffron (Crocus sativus L.) is prized for its stigma, a valuable spice rich in bioactive compounds crucial for various industries and traditional medicine.
Sevinç Yeşilyurt   +2 more
doaj   +1 more source

Functional replacement of isoprenoid pathways in Rhodobacter sphaeroides

open access: yesMicrobial Biotechnology, 2020
Summary Advances in synthetic biology and metabolic engineering have proven the potential of introducing metabolic by‐passes within cell factories.
Enrico Orsi   +6 more
doaj   +1 more source

Photosynthetic reaction center/graphene bio-hybrid for low-power optoelectronics

open access: yesPhotosynthetica, 2023
Photosynthetic reaction center (pRC) purified from Rhodobacter sphaeroides 2.4.1 purple bacteria was deposited on a graphene carrier exfoliated from the liquid phase and layered on the surface of SiO2/Si substrate for optoelectronic application.
J. VUJIN   +5 more
doaj   +1 more source

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