نتایج جستجو برای: gene regulatory network grn

تعداد نتایج: 1879661  

2015
Chen-Ching Lin Wei Jiang Ramkrishna Mitra Feixiong Cheng Hui Yu Zhongming Zhao

Transcription factors (TFs) and microRNAs (miRNAs) form a gene regulatory network (GRN) at the transcriptional and post-transcriptional level in living cells. However, this network has not been well characterized, especially in regards to the mutual regulations between TFs and miRNAs in cancers. In this study, we collected those regulations inferred by ChIP-Seq or CLIP-Seq to construct the GRN ...

2017
Xi Chen Qiao-Ling Wang Meng-Hui Zhang

The current study aimed to identify key genes in glaucoma based on a benchmarked dataset and gene regulatory network (GRN). Local and global noise was added to the gene expression dataset to produce a benchmarked dataset. Differentially-expressed genes (DEGs) between patients with glaucoma and normal controls were identified utilizing the Linear Models for Microarray Data (Limma) package based ...

2013
Kateřina Hlaváčková-Schindler Hamed Bouzari

Granger causality (GC), based on a vector autoregressive model, is one of the most popular methods in uncovering the temporal dependencies among time series. The original Granger model is able to detect only linear causal dependencies and many approaches were recently developed to extend it to the non-linear modeling. The method Copula-Granger from Bahadori and Liu in 2012 introduces non-linear...

Journal: :Journal of Immunology 2023

Abstract Transcription factors (TFs) and their target gene regulatory networks (GRNs) control immune cell fate decisions during differentiation responses to environmental cues signals. To better understand how GRN outcomes are dysregulated in disease settings, we developed MANGO (Multiomics Aided Neural Graph Ontology), a computational method that integrates single expression chromatin accessib...

2014
Kiran Rafiq Tanvi Shashikant C. Joel McManus Charles A. Ettensohn

A central challenge of developmental and evolutionary biology is to understand the transformation of genetic information into morphology. Elucidating the connections between genes and anatomy will require model morphogenetic processes that are amenable to detailed analysis of cell/tissue behaviors and to systems-level approaches to gene regulation. The formation of the calcified endoskeleton of...

Journal: :Development 2014
Kiran Rafiq Tanvi Shashikant C Joel McManus Charles A Ettensohn

A central challenge of developmental and evolutionary biology is to understand the transformation of genetic information into morphology. Elucidating the connections between genes and anatomy will require model morphogenetic processes that are amenable to detailed analysis of cell/tissue behaviors and to systems-level approaches to gene regulation. The formation of the calcified endoskeleton of...

2013
Takeshi Hase Samik Ghosh Ryota Yamanaka Hiroaki Kitano

Elucidating gene regulatory network (GRN) from large scale experimental data remains a central challenge in systems biology. Recently, numerous techniques, particularly consensus driven approaches combining different algorithms, have become a potentially promising strategy to infer accurate GRNs. Here, we develop a novel consensus inference algorithm, TopkNet that can integrate multiple algorit...

2014
Tariq Saeed Jamil Ahmad

Model Checking is one of the formal verification methods which can be used to infer parameters of a Gene Regulatory Network (GRN) using discrete formalism of René Thomas. However, the sequential approach for identification of these logical parameters is computationally intensive and takes lot of processing time, depending on number of genes and range of their expression levels in a network. In ...

Journal: :Circulation research 2010
Donna Lai Xifu Liu Ariel Forrai Orit Wolstein Jan Michalicek Ishtiaq Ahmed Alistair N Garratt Carmen Birchmeier Mingdong Zhou Lynne Hartley Lorraine Robb Michael P Feneley Diane Fatkin Richard P Harvey

RATIONALE The cardiac gene regulatory network (GRN) is controlled by transcription factors and signaling inputs, but network logic in development and it unraveling in disease is poorly understood. In development, the membrane-tethered signaling ligand Neuregulin (Nrg)1, expressed in endocardium, is essential for ventricular morphogenesis. In adults, Nrg1 protects against heart failure and can i...

Journal: :Cancers 2023

Identifying cancer type-specific genes that define cell states is important to develop effective therapies for patients and methods detection, early diagnosis, prevention. While molecular mechanisms drive malignancy have been identified various cancers, the identification of cell-type defining transcription factors (TFs) distinguish normal cells from has not fully elucidated. Here, we utilized ...

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