Results 41 to 50 of about 8,119,390 (363)

Natural competence for transformation [PDF]

open access: yesCurrent Biology, 2016
While most molecular biologists are familiar with the artificial transformation of bacteria in the context of laboratory cloning experiments, natural competence for transformation refers to a specific physiological state in which prokaryotes are able to take up genetic material from their surroundings. Occasionally, such absorbed DNA is recombined into
openaire   +5 more sources

The Role of Minor Pilins in Assembly and Function of the Competence Pilus of Streptococcus pneumoniae

open access: yesFrontiers in Cellular and Infection Microbiology, 2021
The remarkable genomic plasticity of Streptococcus pneumoniae largely depends on its ability to undergo natural genetic transformation. To take up extracellular DNA, S. pneumoniae assembles competence pili composed of the major pilin ComGC.
Vitor Oliveira   +6 more
doaj   +1 more source

SMARANDACHE REVERSE AUTO CORRELATED SEQUENCES AND SOME FIBONACCI DERIVED SMARANDACHE SEQUENCES [PDF]

open access: yes, 1999
Obtaining sequences by 'n' times Smarandache Reverse Auto Correlation Transformation (SRACT) of the set of natural ...
Murthy, Amamath
core   +1 more source

Metric spaces and textures

open access: yesApplied General Topology, 2017
Textures are point-set setting for fuzzy sets, and they provide a framework for the complement-free mathematical concepts. Further dimetric on textures is a gener- alization of classical metric spaces.
Senol Dost
doaj   +1 more source

The Generation of Successive Unmarked Mutations and Chromosomal Insertion of Heterologous Genes in Actinobacillus pleuropneumoniae Using Natural Transformation [PDF]

open access: yes, 2014
We have developed a simple method of generating scarless, unmarked mutations in Actinobacillus pleuropneumoniae by exploiting the ability of this bacterium to undergo natural transformation, and with no need to introduce plasmids encoding recombinases or
A Maas   +46 more
core   +4 more sources

On Normal ordering and Canonical transformations in Thermal Field Theory [PDF]

open access: yes, 1997
We look at a real scalar field in thermal equilibrium in the context of the new normal ordering and field split defined by Evans and Steer. We show that the field split defines a natural canonical transformation, but that this transformation differs from
Blasone, M.   +3 more
core   +4 more sources

High DNA Uptake Capacity of International Clone II Acinetobacter baumannii Detected by a Novel Planktonic Natural Transformation Assay

open access: yesFrontiers in Microbiology, 2019
Acquisition of novel resistance genes is a key driver of multidrug resistance in the nosocomial pathogen Acinetobacter baumannii. To investigate the DNA uptake ability among clinical A.
Yuan Hu   +4 more
doaj   +1 more source

Nucleosomes affect local transformation efficiency [PDF]

open access: yes, 2012
Genetic transformation is a natural process during which foreign DNA enters a cell and integrates into the genome. Apart from its relevance for horizontal gene transfer in nature, transformation is also the cornerstone of today's recombinant gene ...
Aslankoohi, Elham   +6 more
core   +2 more sources

Simulating Multigraph Transformations Using Simple Graphs [PDF]

open access: yes, 2007
Application of graph transformations for software verification and model transformation is an emergent field of research. In particular, graph transformation approaches provide a natural way of modelling object oriented systems and semantics of object ...
Boneva, Iovka   +3 more
core   +4 more sources

The Lattice Structure of Connection Preserving Deformations for q-Painlev\'e Equations I [PDF]

open access: yes, 2011
We wish to explore a link between the Lax integrability of the $q$-Painlev\'e equations and the symmetries of the $q$-Painlev\'e equations. We shall demonstrate that the connection preserving deformations that give rise to the $q$-Painlev\'e equations ...
Ormerod, Christopher M.
core   +4 more sources

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