Results 81 to 90 of about 1,095,825 (329)

Freezing in random graph ferromagnets

open access: yes, 2001
Using T=0 Monte Carlo and simulated annealing simulation, we study the energy relaxation of ferromagnetic Ising and Potts models on random graphs. In addition to the expected exponential decay to a zero energy ground state, a range of connectivities for ...
A.J. Bray   +10 more
core   +1 more source

Targeting the AKT/mTOR pathway attenuates the metastatic potential of colorectal carcinoma circulating tumor cells in a murine xenotransplantation model

open access: yesMolecular Oncology, EarlyView.
Dual targeting of AKT and mTOR using MK2206 and RAD001 reduces tumor burden in an intracardiac colon cancer circulating tumor cell xenotransplantation model. Analysis of AKT isoform‐specific knockdowns in CTC‐MCC‐41 reveals differentially regulated proteins and phospho‐proteins by liquid chromatography coupled mass spectrometry. Circulating tumor cells
Daniel J. Smit   +19 more
wiley   +1 more source

Network Motifs: Mean and Variance for the Count

open access: yesRevstat Statistical Journal, 2006
Network motifs are at the core of modern studies on biological networks, trying to encompass global features such as small-world or scale-free properties. Detection of significant motifs may be based on two different approaches: either a comparison with
C. Matias   +4 more
doaj   +1 more source

Dynamic Random Graph Protection Scheme Based on Chaos and Cryptographic Random Mapping

open access: yesInformation, 2022
Advances in network technology have enhanced the concern for network security issues. In order to address the problem that hopping graph are vulnerable to external attacks (e.g., the changing rules of fixed graphs are more easily grasped by attackers ...
Zhu Fang, Zhengquan Xu
doaj   +1 more source

The diamond-free process [PDF]

open access: yes, 2010
Let K_4^- denote the diamond graph, formed by removing an edge from the complete graph K_4. We consider the following random graph process: starting with n isolated vertices, add edges uniformly at random provided no such edge creates a copy of K_4^-. We
Picollelli, Michael E.
core  

Large deviations of empirical neighborhood distribution in sparse random graphs

open access: yes, 2014
Consider the Erd\H{o}s-Renyi random graph on n vertices where each edge is present independently with probability c/n, with c>0 fixed. For large n, a typical random graph locally behaves like a Galton-Watson tree with Poisson offspring distribution with ...
Bordenave, Charles, Caputo, Pietro
core   +1 more source

Inhibitor of DNA binding‐1 is a key regulator of cancer cell vasculogenic mimicry

open access: yesMolecular Oncology, EarlyView.
Elevated expression of transcriptional regulator inhibitor of DNA binding 1 (ID1) promoted cancer cell‐mediated vasculogenic mimicry (VM) through regulation of pro‐angiogenic and pro‐cancerous genes (e.g. VE‐cadherin (CDH5), TIE2, MMP9, DKK1). Higher ID1 expression also increased metastases to the lung and the liver.
Emma J. Thompson   +11 more
wiley   +1 more source

Membatasi k-Ketenggaan Simpul dalam Pembangkitan Random Graph Metode Erdos Royi untuk Meningkatkan Kinerja Komputasi

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2010
Edges generation by random graph erdos-royi methods was needed high computation, it’s caused low performance. In fact, edge generation was used frequently with many nodes.
Zainal Abidin, Agus Zainal Arifin
doaj   +1 more source

Tail Index Estimation of PageRanks in Evolving Random Graphs

open access: yesMathematics, 2022
Random graphs are subject to the heterogeneities of the distributions of node indices and their dependence structures. Superstar nodes to which a large proportion of nodes attach in the evolving graphs are considered.
Natalia Markovich   +2 more
doaj   +1 more source

Chemoresistome mapping in individual breast cancer patients unravels diversity in dynamic transcriptional adaptation

open access: yesMolecular Oncology, EarlyView.
This study used longitudinal transcriptomics and gene‐pattern classification to uncover patient‐specific mechanisms of chemotherapy resistance in breast cancer. Findings reveal preexisting drug‐tolerant states in primary tumors and diverse gene rewiring patterns across patients, converging on a few dysregulated functional modules. Despite receiving the
Maya Dadiani   +14 more
wiley   +1 more source

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