Results 111 to 120 of about 231,101 (299)

On the Co-PI and Laplacian Co-PI eigenvalues of a graph

open access: yes, 2013
In this paper we present an equivalent definition of Co-PI index and then determine the eigenvalues of Co-PI matrices and their Laplacians of Cartesian product graphs, including bounds on the second and third Co-PI spectral moment of a graph.
Su, Guifu, Xiong, Liming, Xu, Lan
core   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

To Predict the Success of Supraclavicular Brachial Plexus Block by Using Perfusion Index as an Indicator: A Randomised Prospective Study

open access: yesJK Science
Background: Peripheral nerve blocks provide longer and localised pain relief. Classical methods to confirm motor and sensory block success are subjective, tedious, and require patient compliance. The perfusion index is a simple and objective method used
Ankita Mahajan   +2 more
doaj  

Correlations of inflammatory cytokines, oxidative stress markers, and matrix metalloproteinases in gingival crevicular fluid with peri-implantitis

open access: yesEuropean Journal of Inflammation, 2019
This study aimed to analyze the correlations of inflammatory cytokines, oxidative stress markers, and matrix metalloproteinases (MMPs) in gingival crevicular fluid (GCF) with peri-implantitis (PI).
Zhiming Song, Paul Weigl, Bi Wang
doaj   +1 more source

PI-Algebras Generated by Nilpotent Elements of Bounded Index

open access: yesJournal of Algebra, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Diurnal Variation of Fetomaternal Doppler and Fetal Cardiac Function Parameters in the Hospitalized Pregnancies: A Cross-Sectional Study

open access: yesİstanbul Medical Journal
Introduction: To assess changes in blood flow in the uterine, fetal cerebral, and umbilical arteries (UA) by Doppler ultrasound and alterations in the variability of fetal heart rate (FHR) as well as fetal cardiac performance by fetal echocardiography ...
Sinem Tekin, Aydın Öcal
doaj   +1 more source

Disproving a Conjecture on PI-Index of Graphs [PDF]

open access: yesMatch Communications in Mathematical and in Computer Chemistry, 2022
Gang Ma, Jianfeng Wang
openaire   +1 more source

Deciphering transcriptional plasticity in pancreatic ductal adenocarcinoma reveals alterations in sensory neuron innervation

open access: yesMolecular Oncology, EarlyView.
Pancreatic sensory neurons innervating healthy and PDAC tissue were retrogradely labeled and profiled by single‐cell RNA sequencing. Tumor‐associated innervation showed a dominant neurofilament‐positive subtype, altered mitochondrial gene signatures, and reduced non‐peptidergic neurons.
Elena Genova   +14 more
wiley   +1 more source

Would it be possible to increase the Hirsch-index, pi-index or CDS-index by increasing the number of publications or citations only by unity?

open access: yes, 2013
The aim of the study is to explore the effects of the increase in the number of publications or citations on several impact indicators by a single journal paper or citation. The possible change of the h-index, A-index, R-index, pi-index, pi-rate, Journal
Péter Vinkler, Vinkler, Péter
core   +1 more source

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