Results 61 to 70 of about 732,643 (255)

Infinite graphs with finite dominating sets

open access: yes, 2017
In this paper, we study the infinite graphs which admit a finite dominating set. The main contribution of the work is two folds: (i) characterization of infinite trees and hence infinite connected graphs with a finite dominating set, (ii) it is shown ...
Angsuman Das
core   +1 more source

On Laplacian Equienergetic Signed Graphs

open access: yesJournal of Mathematics, 2021
The Laplacian energy of a signed graph is defined as the sum of the distance of its Laplacian eigenvalues from its average degree. Two signed graphs of the same order are said to be Laplacian equienergetic if their Laplacian energies are equal.
Qingyun Tao, Lixin Tao
doaj   +1 more source

On the distance spectrum of certain distance biregular graphs

open access: yesThe American Journal of Combinatorics, 2023
In this article we present an infinite family of bipartite distance biregular graphs having an arbitrarily large diameter and whose distance matrices have exactly four distinct eigenvalues. This result answers a question posed by F.
Miriam Abdon   +2 more
doaj   +1 more source

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

A census of infinite distance-transitive graphs

open access: yes, 1998
This paper describes some classes of infinite distance-transitive graphs.
Cameron, Peter J.   +1 more
core   +1 more source

Unordered Love in infinite directed graphs

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
A digraph D=(V,A) has the Unordered Love Property (ULP) if any two different vertices have a unique common outneighbor. If both (V,A) and (V,A−1) have the ULP, we say that D has the SDULP.
Peter D. Johnson
doaj   +1 more source

Context-Sensitive Languages, Rational Graphs and Determinism [PDF]

open access: yesLogical Methods in Computer Science, 2006
We investigate families of infinite automata for context-sensitive languages. An infinite automaton is an infinite labeled graph with two sets of initial and final vertices.
Arnaud Carayol, Antoine Meyer
doaj   +1 more source

Intrapatient tumour heterogeneity and clonal evolution in an autopsy study of metastatic salivary gland cancer

open access: yesMolecular Oncology, EarlyView.
Tumour heterogeneity and clonal evolution of metastatic salivary gland cancer were evaluated in two patients with adenoid carcinoma and one patient with myoepithelial carcinoma. Radiology‐guided autopsy enabled multi‐region sampling (total samples n = 149), followed by whole‐genome sequencing and phylogenetic reconstruction (17 tumour samples, 4–7 per ...
Gerben Lassche   +10 more
wiley   +1 more source

On cyclic orthogonal double covers of circulant graphs by special infinite graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2017
In this article, a technique to construct cyclic orthogonal double covers (CODCs) of regular circulant graphs by certain infinite graph classes such as complete bipartite and tripartite graphs and disjoint union of butterfly and is introduced.
R. El-Shanawany, A. El-Mesady
doaj   +1 more source

Paclitaxel induces NM2‐dependent cellular contraction through GEF‐H1 dissociation from microtubules and RhoA/ROCK activation in cancer cells

open access: yesMolecular Oncology, EarlyView.
Taxanes are widely used chemotherapeutics whose effects on cellular mechanics remain poorly understood. We show that paclitaxel induces rapid cellular contraction by promoting GEF‐H1 dissociation from microtubules and non‐muscle myosin II activation through RhoA/ROCK.
Gloria Asensio‐Juárez   +5 more
wiley   +1 more source

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