Results 11 to 20 of about 1,606 (89)

Pseudomonas aeruginosa isolation from dog grooming products used by private owners or by professional pet grooming salons: prevalence and risk factors

open access: yesVeterinary Dermatology, Volume 33, Issue 4, Page 316-e73, August 2022., 2022
Abstract Background Pseudomonas aeruginosa is the most commonly isolated bacterium from skin lesions of dogs with post‐grooming furunculosis (PGF). It is frequently found in human hair and skin care products, and may pose a health risk to consumers. Information regarding the prevalence of P. aeruginosa contamination of dog grooming products is lacking.
Elad Perry   +5 more
wiley   +1 more source

Evaluation of the effects of chlorhexidine digluconate with and without cBD103 or cCath against multidrug‐resistant clinical isolates of Staphylococcus pseudintermedius

open access: yesVeterinary Dermatology, Volume 33, Issue 1, Page 17-e6, February 2022., 2022
Background – Because of the increased incidence of multidrug‐resistant (MDR) bacteria, the use of disinfectants over antibiotics has been encouraged. However, the interactions between disinfectants and host local immunity are poorly understood. Objective – To assess the effects of chlorhexidine digluconate (Chx), with and without selected host defence ...
Domenico Santoro   +3 more
wiley   +1 more source

Coloring the Voronoi tessellation of lattices

open access: yesJournal of the London Mathematical Society, Volume 104, Issue 3, Page 1135-1171, October 2021., 2021
Abstract In this paper we define the chromatic number of a lattice: It is the least number of colors one needs to color the interiors of the cells of the Voronoi tessellation of a lattice so that no two cells sharing a facet are of the same color. We compute the chromatic number of the root lattices, their duals, and of the Leech lattice, we consider ...
Mathieu Dutour Sikirić   +3 more
wiley   +1 more source

A vizing-type theorem for matching forests [PDF]

open access: yes, 2000
A well known Theorem of Vizing states that one can colour the edges of a graph by $\Delta +\alpha$ colours, such that edges of the same colour form a matching.
Keijsper, J.C.M.
core   +10 more sources

Colouring the Square of the Cartesian Product of Trees [PDF]

open access: yes, 2010
We prove upper and lower bounds on the chromatic number of the square of the cartesian product of trees.
Wood, David R.
core   +2 more sources

The Distinguishing Number and Distinguishing Index of the Lexicographic Product of Two Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2018
The distinguishing number (index) D(G) (D′(G)) of a graph G is the least integer d such that G has a vertex labeling (edge labeling) with d labels that is preserved only by the trivial automorphism.
Alikhani Saeid, Soltani Samaneh
doaj   +1 more source

Neighbor Sum Distinguishing Total Choosability of IC-Planar Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2020
Two distinct crossings are independent if the end-vertices of the crossed pair of edges are mutually different. If a graph G has a drawing in the plane such that every two crossings are independent, then we call G a plane graph with independent crossings
Song Wen-Yao   +2 more
doaj   +1 more source

Coloring of the d th Power of the Face-Centered Cubic Grid

open access: yesDiscussiones Mathematicae Graph Theory, 2021
The face-centered cubic grid is a three dimensional 12-regular infinite grid. This graph represents an optimal way to pack spheres in the three-dimensional space.
Gastineau Nicolas, Togni Olivier
doaj   +1 more source

2-Distance Colorings of Integer Distance Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2019
A 2-distance k-coloring of a graph G is a mapping from V (G) to the set of colors {1,. . ., k} such that every two vertices at distance at most 2 receive distinct colors.
Benmedjdoub Brahim   +2 more
doaj   +1 more source

List Edge Coloring of Planar Graphs without 6-Cycles with Two Chords

open access: yesDiscussiones Mathematicae Graph Theory, 2021
A graph G is edge-L-colorable if for a given edge assignment L = {L(e) : e ∈ E(G)}, there exists a proper edge-coloring φ of G such that φ(e) ∈ L(e) for all e ∈ E(G). If G is edge-L-colorable for every edge assignment L such that |L(e)| ≥ k for all e ∈ E(
Hu Linna, Sun Lei, Wu Jian-Liang
doaj   +1 more source

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