Results 61 to 70 of about 14,298 (196)

Identification of the Rhodobacter sphaeroides SOS box [PDF]

open access: yesMolecular Microbiology, 1998
Gel‐mobility shift assays with crude cell extracts of Rhodobacter sphaeroides, which belongs to the alpha group of the proteobacteria, have shown that a protein binds to the promoter of its recA gene, resulting in two retardation bands. Analysis of the minimal region of the R.
A R, Fernández de Henestrosa   +3 more
openaire   +2 more sources

Photochemistry of CryB from Rhodobacter sphaeroides

open access: yesPhotochemistry and Photobiology, EarlyView.
Elucidation of the photochemistry of CryB from Rhodobacter sphaeroides was achieved from the nanosecond to second timescale. A fast (<5 ns) deprotonation of the terminal electron donor Trp338 and the involvement of Tyr337 in photoreduction have been revealed.
Christopher Einholz   +6 more
wiley   +1 more source

Modulation of Antioxidant Activity Enhances Photoautotrophic Cell Growth of Rhodobacter sphaeroides in Microbial Electrosynthesis

open access: yesEnergies, 2022
Global warming is currently accelerating due to an increase in greenhouse gas emissions by industrialization. Microbial electrosynthesis (MES) using electroactive autotrophic microorganisms has recently been reported as a method to reduce carbon dioxide,
Yu Rim Lee   +6 more
doaj   +1 more source

Organization and expression of the Rhodobacter sphaeroides cycFG operon [PDF]

open access: yesJournal of Bacteriology, 1995
The Rhodobacter sphaeroides cycFG operon has been cloned, sequenced, and mapped to approximately coordinate 2500 of chromosome I. The cycF gene encodes cytochrome c554, a member of the class II family of soluble cytochrome c proteins. The cycF open reading frame includes a 20-amino acid extension at its N terminus which has not been detected in ...
J E, Flory, T J, Donohue
openaire   +2 more sources

AI‐Driven Strategies for Automated Microalgae Production Systems: Enhancing Yield, Efficiency, and Commercial Viability

open access: yesGCB Bioenergy, Volume 18, Issue 9, September 2026.
Microalgal bioproduct production is constrained by high cultivation costs. Integrating automated photobioreactors, real‐time pH, light and temperature control, AI‐driven automation, and electronic data logging enables smart cultivation, reduces manual intervention, improves process efficiency, and supports cost‐effective, scalable microalgal bioproduct
Angela Paul Peter   +6 more
wiley   +1 more source

Accommodation of Helical Imperfections in Rhodobacter sphaeroides Argonaute Ternary Complexes with Guide RNA and Target DNA

open access: yesCell Reports, 2018
Summary: Prokaryotic Argonaute (Ago) proteins were recently shown to target foreign genetic elements, thus making them a perfect model for studies of interference mechanisms.
Yiwei Liu   +6 more
doaj   +1 more source

Unidirectional, intermittent rotation of the flagellum of Rhodobacter sphaeroides [PDF]

open access: yesJournal of Bacteriology, 1987
The single flagellum of the photosynthetic bacterium Rhodobacter sphaeroides was found to be medially located on the cell body. Observation of free-swimming bacteria, and bacteria tethered by their flagellar filaments, revealed that the flagellum could only rotate in the clockwise direction; switching of the direction of rotation was never observed ...
J P, Armitage, R M, Macnab
openaire   +2 more sources

Dietary N‐Acetylserotonin offers protection against Shewanella putrefaciens infection in Chinese mitten crab Eriocheir sinensis

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 4, August 2026.
Abstract Shewanella putrefaciens is an important bacterial pathogen that poses a serious threat to Chinese mitten crab (Eriocheir sinensis) aquaculture. However, the protective effects of N‐Acetylserotonin (NAS) against S. putrefaciens infection in E. sinensis remain unknown.
Xiuxian Zhang   +8 more
wiley   +1 more source

De novo Light Harvesting Complexes as Model System to study Chromophor protein Interactions in the Native Membrane [PDF]

open access: yes, 2007
The presented thesis has focused on the interactions between protein and pigments in photosynthetic membrane proteins, and the significance of these interactions in membrane protein assembly.
García-Martín, Adela
core   +1 more source

Photosynthetic primary production in the Mesoproterozoic

open access: yesNew Phytologist, Volume 251, Issue 1, Page 64-80, July 2026.
Summary The Mesoproterozoic atmosphere had more CO2 and less O2 than at present. While the upper ocean was oxygenated, the deeper ocean was euxinic or ferruginous. Primary production was performed by Chlorobia, Cyanobacteria, Proteobacteria, and Archaeplastida.
Patricia Sánchez‐Baracaldo   +1 more
wiley   +1 more source

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