Results 61 to 70 of about 8,858 (210)

Structural Nanoengineering of Modulated Structures Based on Nanoporous Anodic Alumina for Biosensing Applications

open access: yesAdvanced Sensor Research, Volume 5, Issue 5, May 2026.
Modulated nanoporous anodic alumina structures are engineered to enhance optical biosensing performance. A comparative study between rugate filters and distributed Bragg reflectors reveals how pore modulation and porosity govern molecular diffusion and interferometric response. Distributed Bragg reflectors exhibit superior sensitivity, highlighting the
Josep Maria Cantons   +4 more
wiley   +1 more source

Lon-mediated DnaA proteolysis.

open access: yes, 2023
(A) DnaA in vivo stability assay of wild-type and lon::Ω cells in mid-exponential phase in M2G and while experiencing N or P starvation. (B) Quantification of DnaA in vivo stability assays done as shown in (A), from either five (M2G mid-exponential phase)
Julien Mortier (5692604)   +5 more
core   +1 more source

Structure and Function of the Campylobacter jejuni Chromosome Replication Origin

open access: yesFrontiers in Microbiology, 2018
Campylobacter jejuni is the leading bacterial cause of foodborne infections worldwide. However, our understanding of its cell cycle is poor. We identified the probable C.
Pawel Jaworski   +5 more
doaj   +1 more source

Cell size and the initiation of DNA replication in bacteria. [PDF]

open access: yesPLoS Genetics, 2012
In eukaryotes, DNA replication is coupled to the cell cycle through the actions of cyclin-dependent kinases and associated factors. In bacteria, the prevailing view, based primarily from work in Escherichia coli, is that growth-dependent accumulation of ...
Norbert S Hill   +3 more
doaj   +1 more source

Covalent Attachment of a Platinum(II) Complex inside DNA Duplexes

open access: yesChemistryEurope, Volume 4, Issue 4, April 2026.
Oxidative addition is used for the site‐specific incorporation of an organometallic PtII complex as an artificial nucleobase into a DNA duplex. The platination stabilizes the duplex and confers it with phosphorescence. An organometallic phosphorescent PtII complex is introduced into DNA duplexes via oxidative addition to a tailor‐made artificial ...
Tim Schäfer   +6 more
wiley   +1 more source

In vivo dynamics of DnaA and its regulators

open access: yes, 2015
Die Verdopplung des Chromosoms ist ein entscheidender Schritt des bakteriellen Zellzyklus. Um die Anzahl der Chromosomen pro Zelle konstant zu halten, muss dieser Prozess streng reguliert werden.
Schenk, Katrin   +1 more
core   +2 more sources

Development and host compatibility of plasmids for two important ruminant pathogens, Mycoplasma bovis and Mycoplasma agalactiae. [PDF]

open access: yesPLoS ONE, 2015
Mycoplasma bovis is a cause of pneumonia, mastitis, arthritis and otitis media in cattle throughout the world. However, despite its clinical significance, there is a paucity of tools to genetically manipulate it, impeding our capacity to further explore ...
Shukriti Sharma   +5 more
doaj   +1 more source

Membrane Stress Caused by Unprocessed Outer Membrane Lipoprotein Intermediate Pro-Lpp Affects DnaA and Fis-Dependent Growth

open access: yesFrontiers in Microbiology, 2021
In Escherichia coli, repression of phosphatidylglycerol synthase A gene (pgsA) lowers the levels of membrane acidic phospholipids, particularly phosphatidylglycerol (PG), causing growth-arrested phenotype.
Digvijay Patil   +7 more
doaj   +1 more source

Tn‐seq of Thermus thermophilus Genome Reveals Unexpected Tolerance to Insertions in Bacterial Common Essential Genes

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
Tn‐seq analysis of Thermus thermophilus genome reveals insertions in almost all genes, this is, there is no clear discrimination of essential genes. A similar result has not been reported in other Tn‐seq analysis of bacterial genomes so far. The polyploidy of the Thermus genome could explain the apparent non‐essentiality of key genes.
Cristina L. Gómez‐Campo   +6 more
wiley   +1 more source

The Caulobacter crescentus Homolog of DnaA (HdaA) Also Regulates the Proteolysis of the Replication Initiator Protein DnaA [PDF]

open access: yesJournal of Bacteriology, 2015
ABSTRACT It is not known how diverse bacteria regulate chromosome replication. Based on Escherichia coli studies, DnaA initiates replication and the homolog of DnaA (Hda) inactivates DnaA using the RIDA ( r egulatory i nactivation of D
Richard, Wargachuk   +1 more
openaire   +2 more sources

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