Results 131 to 140 of about 231,256 (313)

ESR1 methylation and ESR1 mutations in circulating tumor cells (CTCs) and paired plasma‐cfDNA of advanced breast cancer patients: A feasibility proof‐of‐concept study

open access: yesMolecular Oncology, EarlyView.
Circulating tumor cells (CTCs) and plasma cell‐free DNA (cfDNA) were analyzed to detect ESR1 mutations and methylation in patients with advanced breast cancer. CTC‐derived DNA showed higher sensitivity for mutation detection and revealed complementary genetic and epigenetic alterations, highlighting the added value of CTC analysis for understanding ...
Dimitra Stergiopoulou   +12 more
wiley   +1 more source

Semi-bayesian D-optimal designs and estimation procedures for mean and variance functions. [PDF]

open access: yes
Semi-Bayesian D-optimal designs for fitting mean and variance functions are derived for some prior distributions on the variance function parameters. The impact of the mean of the prior and of the uncertainty about this mean is analyzed.
Goos, Peter, Vandebroek, Martina
core  

Interpreting the effects of DNA polymerase variants at the structural level

open access: yesMolecular Oncology, EarlyView.
Using MAVISp and molecular dynamics simulations, we analyzed over 60 000 missense variants in POLE and POLD1 from ClinVar, COSMIC, cBioPortal, and saturation mutagenesis. Identified mechanistic indicators, including stability, binding, and long‐range, enable structural interpretation, providing ACMG‐like evidence for possible reclassification of VUS ...
Matteo Arnaudi   +7 more
wiley   +1 more source

Efficient experimental designs for sigmoidal growth models [PDF]

open access: yes
For the Weibull- and Richards-regression model robust designs are determined by maximizing a minimum of D- or D1-efficiencies, taken over a certain range of the non-linear parameters.
Dette, Holger, Pepelyshev, Andrey
core  

Letter to the editors

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2020
Error in the article "Construction D-optimal designs of experiments for linear multiple regression with heteroscedastic observations"
Valery P. Kirlitsa
doaj  

Circulating tumor cell viability during and after radiotherapy mirrors treatment response in cancer patients

open access: yesMolecular Oncology, EarlyView.
Radiotherapy (RT) response depends on the DNA repair capacity of tumor and host cells. We show that circulating tumor cell (CTC) counts and apoptosis rates before and after RT predict treatment response and outcome, which can be accessed via easily accessible liquid biopsy approaches. Created in BioRender. Wikman, H.
Yvonne Goy   +10 more
wiley   +1 more source

Geometric construction of optimal designs for dose-responsemodels with two parameters [PDF]

open access: yes
In dose-response studies, the dose range is often restricted due to concerns over drug toxicity and/or efficacy. We derive optimal designs for estimating the underlying dose-response curve for a restricted or unrestricted dose range with respect to a ...
Zhu, Wei   +2 more
core  

Clinical performance of the urine‐based TERT promoter AbsoluteQ Digital PCR for non‐invasive detection of bladder cancer

open access: yesMolecular Oncology, EarlyView.
A urine‐based digital PCR assay targeting two hotspot TERT promoter variants detected bladder cancer with high sensitivity and no false positives in this case–control cohort. The streamlined AbsoluteQ workflow outperformed Sanger sequencing and supports non‐invasive molecular testing for bladder cancer detection.
Anna Nykel   +12 more
wiley   +1 more source

YÜKSELTİLMİŞ D-OPTİMAL DİZAYN YÖNTEMİ KULLANILARAK MÜHENDİSLİK DİZAYNLARINDA ETKİNLİĞİN GELİŞTİRİLMESİ: ‘SENTETİK JET’ DİZAYN OPTİMİZASYON ÇALIŞMASI

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2007
The purpose of this study is to study the efficiency of several “design of experiments” (DOE) approaches used for the analysis and optimization of engineering designs.
Fatih Erdoğan
doaj  

Optimal orthogonal block designs for three-component symmetric general blending models in mixture experiment

open access: yesStatistical Theory and Related Fields
In mixture experiments, the observed response is determined by the relative proportions of the components, consequently rendering the experimental region a simplex.
Jiawei Bao, Yu Tang
doaj   +1 more source

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