Results 111 to 120 of about 2,811,422 (296)

Almost Strongly Regular Graphs [PDF]

open access: yes
We investigate what we call (δ, )-almost strongly regular graphs with parameters (n,k,λ,µ). In particular, we generalize some well known results and bounds on the parameters of strongly regular graphs from Bose and Dowling (1963) and Babai (1980, 2014 ...
Gomez, Josias
core   +1 more source

Graphs with Few Eigenvalues. An Interplay between Combinatorics and Algebra. [PDF]

open access: yes
: Two standard matrix representations of a graph are the adjacency matrix and the Laplace matrix. The eigenvalues of these matrices are interesting parameters of the graph.
Dam, E.R. van
core  

In vitro and in silico modelling of ROS1‐positive non‐small cell lung cancer reveals fusion‐dependent tyrosine kinase inhibitor responses

open access: yesMolecular Oncology, EarlyView.
Drug resistance limits treatment success in a subset of lung cancers driven by ROS1 gene alterations. Using patient‐derived cells and computer simulations, we studied three key mutations and how they affect five targeted drugs. The mutations reduced drug effectiveness in different ways by altering protein structure and behavior.
Farhan Ul Haq   +8 more
wiley   +1 more source

On strongly n-regular and strongly regular rings

open access: yes, 2000
Let R be an associative ring with identity 1 (not equal to) 0. An element x E R is said to be right (or left) regular if there exists yin R such that x² y = x (or y.x² = x). If x is both left and right regular, then it is said to be strongly regular. The
Chen, Huey Voon
core  

Strongly regular graphs

open access: yes, 2022
Strongly regular graphs are certain very regular structures found in statistical design, finite group theory, coding theory and quantum information theory. This monograph gives a detailed survey of theory and examples.
Van Maldeghem, Hendrik   +1 more
core  

Preoperative circulating tumor cells integrated with imaging analysis for prognostic evaluation in head and neck squamous cell carcinoma

open access: yesMolecular Oncology, EarlyView.
Detecting circulating tumor cells (CTCs) in blood before surgery may help predict outcomes in patients with head and neck squamous cell carcinoma (HNSCC). Here, we show when combined with tumor size and lymph node involvement from routine imaging, CTC status identifies high‐risk patients with poorer survival—offering a simple, minimally invasive tool ...
Susanne Flach   +9 more
wiley   +1 more source

On the Nomura algebras of formally self-dual association schemes of class 2 [PDF]

open access: yesTransactions on Combinatorics, 2013
‎‎In this paper‎, ‎the type-II matrices on (negative) Latin square graphs are considered and it is proved that‎, ‎under certain conditions‎, ‎the Nomura algebras of such type-II matrices are trivial‎.
Amir Rahnamai Barghi, Azam Hosseini
doaj  

Epigenetic silencing of the liver‐specific lncRNA LUNAR promotes liver cancer progression via NOTCH activation

open access: yesMolecular Oncology, EarlyView.
LUNAR is a liver‐specific long noncoding RNA (lncRNA) that is highly expressed in normal liver but becomes epigenetically silenced in hepatocellular carcinoma through promoter hypermethylation. Loss of LUNAR is associated with NOTCH activation, epithelial–mesenchymal transition, and metastasis, whereas restoring LUNAR restrains metastatic progression ...
Se Ha Jang   +9 more
wiley   +1 more source

On strongly regular bicirculants

open access: yes, 2017
An ▫$n$▫-bicirculantis a graph having an automorphism with two orbits of length ▫$n$▫ and no other orbits. This article deals with strongly regular bicirculants.
Malnič, Aleksander   +2 more
core   +1 more source

EP elements and *-strongly regular rings

open access: yes, 2018
Let R be a ring with involution *. An element a 2 R is called *-strongly regular if there exists a projection p of R such that p ? comm2(a), ap = 0 and a + p is invertible, and R is said to be *-strongly regular if every element of R is *-strongly
Junchao Wei, Hua Yao
core   +1 more source

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