Evidence map›Paper›PMID 19018286›Full record

ArticlePloS one2008

Extended kalman filter for estimation of parameters in nonlinear state-space models of biochemical networks.

Xiaodian Sun, Li Jin, Momiao Xiong

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.7field-weighted citation impact, top 17% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 103 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 1 institution in 2 countries.

Xiaodian SunLaboratory of Theoretical Systems Biology and Center for Evolutionary Biology, School of Life Science and Institute for Biomedical Sciences, Fudan University, Shanghai, China.
Li Jin
Momiao Xiong
Fudan University · CN

Funding

The Genetic Basis of AS SusceptibilityP01AR052915 · NIAMS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI BROWN, MATTHEW A · 2006 to 2016
$10.9M
Role of TGF-beta and CTGF Signaling Transgenic Mouse Models of SclerodermaP50AR054144 · NIAMS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI MAYES, MAUREEN MAUREEN · 2006 to 2010
$7.7M
Anthipertensive PharmacoGenomicsR01HL074735 · NHLBI · MAYO CLINIC ROCHESTER · PI TURNER, STEPHEN T · 2003 to 2006
$3.4M
Positional Gene Identification of Complex TraitsR01ES009912 · NIEHS · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI AMOS, CHRISTOPHER I. · 1999 to 2006
$3.3M
NHLBI NIH HHS HL74735NHLBI NIH HHS R01 HL074735NIAMS NIH HHS P01 AR052915NIAMS NIH HHS P01 AR052915-01A1NIAMS NIH HHS P50 AR054144NIAMS NIH HHS P50 AR054144-01NIEHS NIH HHS ES09912NIEHS NIH HHS R01 ES009912
6 · The paper itself

Abstract

It is system dynamics that determines the function of cells, tissues and organisms. To develop mathematical models and estimate their parameters are an essential issue for studying dynamic behaviors of biological systems which include metabolic networks, genetic regulatory networks and signal transduction pathways, under perturbation of external stimuli. In general, biological dynamic systems are partially observed. Therefore, a natural way to model dynamic biological systems is to employ nonlinear state-space equations. Although statistical methods for parameter estimation of linear models in biological dynamic systems have been developed intensively in the recent years, the estimation of both states and parameters of nonlinear dynamic systems remains a challenging task. In this report, we apply extended Kalman Filter (EKF) to the estimation of both states and parameters of nonlinear state-space models. To evaluate the performance of the EKF for parameter estimation, we apply the EKF to a simulation dataset and two real datasets: JAK-STAT signal transduction pathway and Ras/Raf/MEK/ERK signaling transduction pathways datasets. The preliminary results show that EKF can accurately estimate the parameters and predict states in nonlinear state-space equations for modeling dynamic biochemical networks.

Indexed as

AlgorithmsAnimalsBiochemistryComputer SimulationData Interpretation, StatisticalHumansKineticsLikelihood FunctionsMAP Kinase Signaling SystemModels, BiologicalModels, TheoreticalRegression AnalysisSignal TransductionSoftwareSTAT Transcription FactorsSTAT Transcription Factors

Identifiers

PMID19018286
PMCPMC2582954
OpenAlexW2035279803

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.