Results 81 to 90 of about 7,497,770 (317)

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

Methods of variance component estimation [PDF]

open access: yesCzech Journal of Animal Science, 2006
Estimation of variance components is a method often used in population genetics and applied in animal breeding. Even experienced population geneticists nowadays feel lost if confronted with the huge set of different methods of variance component estimation. Especially because there exists no uniformly best method, a decision which method should be used
O. Mašata, D. Rasch
openaire   +2 more sources

Quantifying variance components in ecological models based on expert opinion

open access: yes, 2011
Summary 1. Expert opinion is often relied on to build ecological models when empirical data are absent. Despite widespread use, expert models often ignore uncertainty though it may affect predictions. We assess the importance of such uncertainty for
Christina A. Czembor   +3 more
semanticscholar   +1 more source

Making tau amyloid models in vitro: a crucial and underestimated challenge

open access: yesFEBS Letters, EarlyView.
This review highlights the challenges of producing in vitro amyloid assemblies of the tau protein. We review how accurately the existing protocols mimic tau deposits found in the brain of patients affected with tauopathies. We discuss the important properties that should be considered when forming amyloids and the benchmarks that should be used to ...
Julien Broc, Clara Piersson, Yann Fichou
wiley   +1 more source

On testing variance components in ANOVA models [PDF]

open access: yes, 2000
In this paper we derive asymptotic x 2 - tests for general linear hypotheses on variance components using repeated variance components models. In two examples, the two-way nested classification model and the two-way crossed classification model with ...
Hartung, Joachim, Knapp, Guido
core   +1 more source

A general statistical framework for dissecting parent-of-origin effects underlying endosperm traits in flowering plants

open access: yes, 2010
Genomic imprinting has been thought to play an important role in seed development in flowering plants. Seed in a flowering plant normally contains diploid embryo and triploid endosperm.
Cui, Yuehua, Li, Gengxin
core   +1 more source

The intracellular domain of TLR2 is capable of high‐affinity Zn binding: possible outcomes for the receptor activation

open access: yesFEBS Letters, EarlyView.
Toll‐like receptors (TLRs) are important in the innate immune system. This study explores the zinc‐binding ability of the TLR2 TIR domain (TLR2TIR). We found that TLR2TIR binds zinc with nanomolar affinity through its cysteine residues. Two of them, C673 and C713, are vital for receptor activation, indicating that zinc may play a role in initiating ...
Vladislav A. Lushpa   +8 more
wiley   +1 more source

Multiplicative main cultivar effects in Czech official winter wheat trials 1976-2005

open access: yesCzech Journal of Genetics and Plant Breeding, 2007
98 winter wheat cultivars, tested by the Czech Plant Variety Office in 554 trials between 1976 and 2005, were analysed for breeding progress, yielding capacity and behaviour in particular environments.
Erik Schwarzbach   +2 more
doaj   +1 more source

Confidence regions for variance ratios in variance components models [PDF]

open access: yes
Statistical mechanics for constructing confidence intervals for variance ratios in balanced and unbalanced experimental ...
Al-Barhawe, A. S., Hartley, H. O.
core   +1 more source

Exploration and reduction of data using principal component analysis [PDF]

open access: yes, 2002
In a data set with two variables only, a scatterplot between the two variables can be easily plotted to represent the data visually. When the number of variables in the data set is large, however, it is more difficult to represent visually. The method of
Buhagiar, Anton
core  

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