Results 11 to 20 of about 1,116 (99)

Transdermal drug delivery in horses: An in vitro comparison of skin structure and permeation of two model drugs at various anatomical sites

open access: yesVeterinary Dermatology, Volume 34, Issue 3, Page 235-245, June 2023., 2023
Background – Oral and parenteral drug delivery in horses can be difficult. Equine‐specific transdermal drug formulations offer improved ease of treatment; development of such formulations requires a deeper understanding of the structural and chemical tissue barrier of horse skin. Hypothesis/Objectives – To compare the structural composition and barrier
Samuel C. Bizley   +3 more
wiley   +1 more source

Influence of hospital size on antimicrobial resistance and advantages of restricting antimicrobial use based on cumulative antibiograms in dogs with Staphylococcus pseudintermedius infections in Japan

open access: yesVeterinary Dermatology, Volume 32, Issue 6, Page 668-e178, December 2021., 2021
Background Antimicrobial resistance in Staphylococcus pseudintermedius (SP) and the prevalence of meticillin‐resistant SP (MRSP) is increasing in dogs worldwide. Objectives To evaluate the influence of hospital size on antimicrobial resistance of SP and whether restricted use of antimicrobials based on antibiograms could reduce the identification of ...
Keita Iyori   +5 more
wiley   +1 more source

The (1, 2)-step competition graph of a hypertournament

open access: yesOpen Mathematics, 2021
In 2011, Factor and Merz [Discrete Appl. Math. 159 (2011), 100–103] defined the (1,2)\left(1,2)-step competition graph of a digraph. Given a digraph D=(V,A)D=\left(V,A), the (1,2)\left(1,2)-step competition graph of D, denoted C1,2(D){C}_{1,2}\left(D ...
Li Ruijuan, An Xiaoting, Zhang Xinhong
doaj   +1 more source

Proof of a conjecture of Graham and Lov\'asz concerning unimodality of coefficients of the distance characteristic polynomial of a tree [PDF]

open access: yes, 2017
We establish a conjecture of Graham and Lov\'asz that the (normalized) coefficients of the distance characteristic polynomial of a tree are unimodal; we also prove they are log ...
Aalipour, Ghodratollah   +7 more
core   +4 more sources

Steiner distance matrix of caterpillar graphs

open access: yesSpecial Matrices, 2022
In this article, we show that the rank of the 2-Steiner distance matrix of a caterpillar graph having NN vertices and pp pendant veritices is 2N−p−12N-p-1.
Azimi Ali   +2 more
doaj   +1 more source

Subgroups of arbitrary even ordinary depth

open access: yes, 2020
We show that for each positive integer $n$, there are a group $G$ and a subgroup $H$ such that the ordinary depth is $d(H, G) = 2n$. This solves the open problem posed by Lars Kadison whether even ordinary depth larger than $6$ can occur.Comment: 9 pages;
Breuer, Thomas   +2 more
core   +1 more source

The Forcing Weak Edge Detour Number of a Graph [PDF]

open access: yes, 2010
The forcing weak edge detour numbers of certain classes of graphs are ...
Athisayanathan, S., Santhakumaran, A.P.
core   +1 more source

Vertices with the Second Neighborhood Property in Eulerian Digraphs

open access: yes, 2014
The Second Neighborhood Conjecture states that every simple digraph has a vertex whose second out-neighborhood is at least as large as its first out-neighborhood, i.e. a vertex with the Second Neighborhood Property.
Dong-Lan Luo (608306)   +8 more
core   +4 more sources

Functional centrality in graphs [PDF]

open access: yes, 2006
In this paper we introduce the functional centrality as a generalization of the subgraph centrality. We propose a general method for characterizing nodes in the graph according to the number of closed walks starting and ending at the node.
A. Gutiérrez   +5 more
core   +2 more sources

Graphs that are Critical for the Packing Chromatic Number

open access: yesDiscussiones Mathematicae Graph Theory, 2022
Given a graph G, a coloring c : V (G) → {1, …, k} such that c(u) = c(v) = i implies that vertices u and v are at distance greater than i, is called a packing coloring of G.
Brešar Boštjan, Ferme Jasmina
doaj   +1 more source

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