Results 111 to 120 of about 82,227 (164)

A Two‐Protein Chemoreceptor Complex Regulates Oxygen Thresholds in Bacterial Magneto‐Aerotaxis

open access: yesAdvanced Science, Volume 12, Issue 34, September 11, 2025.
Magnetotactic bacteria align with Earth's magnetic field, helping them migrate toward low‐oxygen environments. This study reveals how Magnetospirillum gryphiswaldense uses a specialized flavin adenine dinucleotide (FAD)‐dependent chemoreceptor, composed of two interacting proteins, for precise navigation in oxygen gradients.
Julian Herz   +13 more
wiley   +1 more source

Role of small colony variants in persistence of Pseudomonas aeruginosa infections in cystic fibrosis lungs [PDF]

open access: yes, 2015
Jacob G Malone1,21John Innes Centre, Norwich, UK; 2School of Biological Sciences, University of East Anglia, Norwich, UKAbstract: Pseudomonas aeruginosa is an opportunistic pathogen that predominates during the later stages of cystic fibrosis (CF) lung ...
Malone, Jacob
core   +2 more sources

Two Decades of Optogenetic Tools: A Retrospective and a Look Ahead

open access: yesAdvanced Genetics, Volume 6, Issue 3, September 2025.
Optogenetics provides up to millisecond scale, cell type‐specific control of biology using light‐sensitive proteins. This review chronicles two decades of tool development, from microbial rhodopsins and photoactivated enzymes to allosteric switches, surveys broad applications in neuroscience, molecular and cell biology, cardiology, immunology, and ...
Xiao Duan, Mo Zhu, Shiqiang Gao
wiley   +1 more source

Regulation of biofilm formation in Salmonella typhimurium and Escherichia coli Nissle 1917 [PDF]

open access: yes, 2011
Bacteria have the ability to grow in cell communities designated biofilms. This mode of growth is widespread and offers numerous advantages to the bacteria in terms of survival, persistence and propagation.
Monteiro, Cláudia
core   +1 more source

Engineering of 1,4‐Butanediol and Adipic Acid Metabolism in Pseudomonas taiwanensis for Upcycling to Aromatic Compounds

open access: yesMicrobial Biotechnology, Volume 18, Issue 8, August 2025.
Growth of an aromatics‐overproducing Pseudomonas taiwanensis on adipate and 1,4‐butanediol was engineered for bio‐upcycling. Adaptive laboratory evolution followed by genome sequencing was used to identify and reverse engineer growth‐enabling mutations.
Leonie Op de Hipt   +5 more
wiley   +1 more source

Towards the control of biofilm formation in Anabaena (Nostoc) sp. PCC7120: novel insights into the genes involved and their regulation

open access: yesNew Phytologist, Volume 247, Issue 4, Page 1805-1825, August 2025.
Summary Cyanobacteria are major components of biofilms in light‐exposed environments, contributing to nutrient cycling, nitrogen fixation and global biogeochemical processes. Although nitrogen‐fixing cyanobacteria have been successfully used in biofertilization, the regulatory mechanisms underlying biofilm formation remain poorly understood.
Irene Olivan‐Muro   +4 more
wiley   +1 more source

Regulation of Protein Secretion Systems Mediated by Cyclic Diguanylate in Plant-Interacting Bacteria [PDF]

open access: yes, 2019
The ubiquitous second messenger cyclic diguanylate (c-di-GMP) is involved in the regulation of different processes in bacteria. In phytopathogens, intracellular fluctuations in the concentration of this molecule contribute to the lifestyle switching from
López Baena, Francisco Javier   +2 more
core   +1 more source

Mapping the CgrA regulon of Rhodospirillum centenum reveals a hierarchal network controlling Gram-negative cyst development [PDF]

open access: yes, 2015
Table S2. A table of all called CgrA ChIP-seq peaks and their locations on the genome.
Carl E. Bauer   +3 more
core   +3 more sources

Efficient Enzymatic Production of the Bacterial Second Messenger c-di-GMP by the Diguanylate Cyclase YdeH from E. coli [PDF]

open access: yes, 2018
Cyclic di-GMP (c-di-GMP) is an almost universal bacterial second messenger involved in the regulation of cell surface-associated traits and the persistence of infections.
Massa, Claudia   +2 more
core  

Evolution of multicellularity in Dictyostelia [PDF]

open access: yes, 2019
The well-orchestrated multicellular life cycle of Dictyostelium discoideum has fascinated biologists for over a century. Self-organisation of its amoebas into aggregates, migrating slugs and fruiting structures by pulsatile cAMP signalling and their ...
Du, Qingyou   +3 more
core   +2 more sources

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