Charles Delisi

Genome-wide prioritization of disease genes and identification of disease-disease associations from an integrated human functional linkage network (2009)

Linghu, Bolan, Snitkin, Evan S, Hu, Zhenjun, Xia, Yu, DeLisi, Charles

Abstract We integrate 16 genomic features to construct an evidence-weighted functional-linkage network comprising 21,657 human genes. The functional-linkage network is used to prioritize candidate...

VisANT 3.5: multi-scale network visualization, analysis and inference based on the gene ontology (2009)

Hu, Zhenjun, Hung, Jui-Hung, Wang, Yan, Chang, Yi-Chien, Huang, Chia-Ling, Huyck, Matt, ...

Despite its wide usage in biological databases and applications, the role of the gene ontology (GO) in network analysis is usually limited to functional annotation of genes or gene sets with...

BioMed Central Open Access (2008)

Gul S Dalgin, Gabriela Alexe, Daniel Scanfeld, Pablo Tamayo, Jill P Mesirov, Shridar Ganesan, ...

This is an Open Access article distributed under the terms of the Creative Commons Attribution License

In silico regulatory analysis for exploring human disease progression (2008)

Holloway, Dustin T, Kon, Mark, DeLisi, Charles

Abstract Background An important goal in bioinformatics is to unravel the network of transcription factors (TFs) and their targets. This is important in the human genome, where many TFs are involved...

Classifying transcription factor targets and discovering relevant biological features (2008)

Holloway, Dustin T, Kon, Mark, DeLisi, Charles

Abstract Background An important goal in post-genomic research is discovering the network of interactions between transcription factors (TFs) and the genes they regulate. We have previously reported...

BIOINFORMATICS An equilibrium partitioning model connecting gene expression and cis-motif content (2008)

Joe Mellor, Charles Delisi

Thermodynamic favorability of transcription factor (TF) binding to DNA is a significant factor in the control of gene expression. Theoretical and in vitro measures link the relative equilibrium...

* Joint first authors (2008)

Gabriela Alexe, Gul S. Dalgin, Daniel Scanfeld, Pablo Tamayo, Jill Mesirov, Charles Delisi, ...

expression of lymphocyte-associated genes in node negative HER2+ breast

BIOINFORMATICS Articles (2008)

Joe Mellor, Charles Delisi

Thermodynamic favorability of transcription factor (TF) binding to DNA is a significant factor in the control of gene expression. Theoretical and in vitro measures link the relative equilibrium...

High-precision high-coverage functional inference from integrated data sources (2008)

Linghu, Bolan, Snitkin, Evan S, Holloway, Dustin T, Gustafson, Adam M, Xia, Yu, DeLisi, Charles

Abstract Background Information obtained from diverse data sources can be combined in a principled manner using various machine learning methods to increase the reliability and range of knowledge...

BioMed Central (2008)

Bmc Bioinformatics, Bolan Linghu, Evan S Snitkin, Dustin T Holloway, Adam M Gustafson, Yu Xia, ...

Research article High-precision high-coverage functional inference from integrated data sources

VisANT: an integrative framework for networks in systems biology (2008)

Hu, Zhenjun, Snitkin, Evan S., DeLisi, Charles

The essence of a living cell is adaptation to a changing environment, and a central goal of modern cell biology is to understand adaptive change under normal and pathological conditions. Because the...

In silico regulatory analysis for exploring human disease progression (2008)

Dustin T Holloway, Mark Kon, Charles Delisi

© 2008 Holloway et al; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License

Biology Direct BioMed Central (2008)

Dustin T Holloway, Mark Kon, Charles Delisi

Classifying transcription factor targets and discovering relevant biological features

Portraits of breast cancer progression (2007)

Dalgin, Gul S, Alexe, Gabriela, Scanfeld, Daniel, Tamayo, Pablo, Mesirov, Jill P, Ganesan, Shridar, ...

Abstract Background Clustering analysis of microarray data is often criticized for giving ambiguous results because of sensitivity to data perturbation or clustering techniques used. In this paper,...

VisANT 3.0: new modules for pathway visualization, editing, prediction and construction (2007)

Hu, Zhenjun, Ng, David M., Yamada, Takuji, Chen, Chunnuan, Kawashima, Shuichi, Mellor, Joe, ...

With the integration of the KEGG and Predictome databases as well as two search engines for coexpressed genes/proteins using data sets obtained from the Stanford Microarray Database (SMD) and Gene...

Binding Site Graphs: A New Graph Theoretical Framework for Prediction of Transcription Factor Binding Sites (2007)

Timothy E. Reddy, Charles DeLisi, Boris E. Shakhnovich

Computational prediction of nucleotide binding specificity for transcription factors remains a fundamental and largely unsolved problem. Determination of binding positions is a prerequisite for...

Identification and Characterization of Renal Cell Carcinoma Gene Markers (2007)

Gul S. Dalgin, Dustin T. Holloway, Louis S. Liou, Charles DeLisi

Microarray gene expression profiling has been used to distinguish histological subtypes of renal cell carcinoma (RCC), and consequently to identify specific tumor markers. The analytical procedures...

Positional clustering improves computational binding site detection and identifies novel cis-regulatory sites in mammalian GABAA receptor subunit genes (2007)

Reddy, Timothy E., Shakhnovich, Boris E., Roberts, Daniel S., Russek, Shelley J., DeLisi, Charles

Understanding transcription factor (TF) mediated control of gene expression remains a major challenge at the interface of computational and experimental biology. Computational techniques predicting...

Positional clustering improves computational binding site detection and identifies novel cis-regulatory sites in mammalian GABAA receptor subunit genes (2007)

Reddy, Timothy E., Shakhnovich, Boris E., Roberts, Daniel S., Russek, Shelley J., DeLisi, Charles

Understanding transcription factor (TF) mediated control of gene expression remains a major challenge at the interface of computational and experimental biology. Computational techniques predicting...

Towards the identification of essential genes using targeted genome sequencing and comparative analysis (2006)

Gustafson, Adam M, Snitkin, Evan S, Parker, Stephen CJ, DeLisi, Charles, Kasif, Simon

Abstract Background The identification of genes essential for survival is of theoretical importance in the understanding of the minimal requirements for cellular life, and of practical importance in...

Comparative assessment of performance and genome dependence among phylogenetic profiling methods (2006)

Snitkin, Evan S, Gustafson, Adam M, Mellor, Joseph, Wu, Jie, DeLisi, Charles

Abstract Background The rapidly increasing speed with which genome sequence data can be generated will be accompanied by an exponential increase in the number of sequenced eukaryotes. With the...

The interaction map of yeast: terra incognita? (2006)

Mellor, Joe, DeLisi, Charles

Abstract A systematic curation of the literature on Saccharomyces cerevisiae has yielded a comprehensive collection of experimentally observed interactions. This new resource augments current views...

Gene annotation and network inference by phylogenetic profiling (2006)

Wu, Jie, Hu, Zhenjun, DeLisi, Charles

Abstract Background Phylogenetic analysis is emerging as one of the most informative computational methods for the annotation of genes and identification of evolutionary modules of functionally...

BioMed Central (2006)

Bmc Genomics, Adam M Gustafson, Evan S Snitkin, Stephen Cj Parker, Charles Delisi, Simon Kasif, ...

Research article Towards the identification of essential genes using targeted genome sequencing and comparative analysis

BMC Bioinformatics BioMed Central Methodology article Gene annotation and network inference by phylogenetic profiling (2006)

Jie Wu, Zhenjun Hu, Charles Delisi

Background: Phylogenetic analysis is emerging as one of the most informative computational methods for the annotation of genes and identification of evolutionary modules of functionally related...

An equilibrium partitioning model connecting gene expression and cis-motif content (2006)

Mellor, Joe, DeLisi, Charles

Thermodynamic favorability of transcription factor (TF) binding to DNA is a significant factor in the control of gene expression. Theoretical and in vitro measures link the relative equilibrium...

Integrating genomic data to predict transcription factor binding (2005)

Dustin T. Holloway, Mark Kon, Charles Delisi

Transcription factor binding sites (TFBS) in gene promoter regions are often predicted by using position specific scoring matrices (PSSMs), which summarize sequence patterns of experimentally...

Integrating genomic data to predict transcription factor binding (2005)

Dustin T. Holloway, Mark Kon, Charles Delisi

Transcription factor binding sites (TFBS) in gene promoter regions are often predicted by using position specific scoring matrices (PSSMs), which summarize sequence patterns of experimentally...

VisANT: data-integrating visual framework for biological networks and modules (2005)

Hu, Zhenjun, Mellor, Joe, Wu, Jie, Yamada, Takuji, Holloway, Dustin, DeLisi, Charles

VisANT is a web-based software framework for visualizing and analyzing many types of networks of biological interactions and associations. Networks are a useful computational tool for representing...

Protein structure and evolutionary history determine sequence space topology (2005)

Shakhnovich, Boris E., Deeds, Eric, Delisi, Charles, Shakhnovich, Eugene

Understanding the observed variability in the number of homologs of a gene is a very important unsolved problem that has broad implications for research into coevolution of structure and function,...

Protein Structure and Evolutionary History Determine Sequence Space Topology (2004)

Shakhnovich, Boris, Deeds, Eric, Delisi, Charles, Shakhnovich, Eugene

Understanding the observed variability in the number of homologs of a gene is a very important, unsolved problem that has broad implications for research into co-evolution of structure and function,...

VisANT: an online visualization and analysis tool for biological interaction data (2004)

Hu, Zhenjun, Mellor, Joseph, Wu, Jie, DeLisi, Charles

Abstract Background New techniques for determining relationships between biomolecules of all types – genes, proteins, noncoding DNA, metabolites and small molecules – are now making a substantial...

BMC Bioinformatics Methodology article (2004)

Zhenjun Hu, Joseph Mellor, Jie Wu, Charles Delisi

VisANT: an online visualization and analysis tool for biological interaction data

ELISA: Structure-Function Inferences based on statistically significant and evolutionarily inspired observations (2003)

Shakhnovich, Boris E, Harvey, John M, Comeau, Steve, Lorenz, David, DeLisi, Charles, Shakhnovich, Eugene

Abstract The problem of functional annotation based on homology modeling is primary to current bioinformatics research. Researchers have noted regularities in sequence, structure and even chromosome...

BMC Bioinformatics Database ELISA: Structure-Function Inferences based on statistically significant and evolutionarily inspired observations (2003)

Boris E Shakhnovich, John M Harvey, Steve Comeau, David Lorenz, Charles Delisi, Eugene Shakhnovich, ...

The problem of functional annotation based on homology modeling is primary to current bioinformatics research. Researchers have noted regularities in sequence, structure and even chromosome...

The society of genes: networks of functional links between genes from comparative genomics (2002)

Yanai, Itai, DeLisi, Charles

Abstract Background Comparative genomics provides at least three methods beyond traditional sequence similarity for identifying functional links between genes: the examination of common phylogenetic...

Predictome: a database of putative functional links between proteins (2002)

Mellor, Joseph C., Yanai, Itai, Clodfelter, Karl H., Mintseris, Julian, DeLisi, Charles

The current deluge of genomic sequences has spawned the creation of tools capable of making sense of the data. Computational and high-throughput experimental methods for generating links between...

Condition specific transcription factor binding site characterization in Saccharomyces cerevisiae (2002)

Harrison, Rhonda, DeLisi, Charles

Motivation: We demonstrate a computational process by which transcription factor binding sites can be elucidated using genome-wide expression and binding profiles. The profiles direct us to the...

A computational framework for optimal masking in the synthesis of oligonucleotide microarrays (2002)

Kasif, Simon, Weng, Zhiping, Derti, Adnan, Beigel, Richard, DeLisi, Charles

High‐throughput genomic technologies are revolutionizing modern biology. In particular, DNA microarrays have become one of the most powerful tools for profiling global mRNA expression in...

and peptide recognition (1996)

Email Alerting, Chao Zhang, James L. Coriwti'e, Charles Delisi

Consistency in structural energetics of protein folding and peptide recognition

Extracting hydrophobicity parameters from solute partition and protein mutation/unfolding experiments (1995)

Vajda, Sandor, Weng, Zhiping, DeLisi, Charles

Hydrophobicity values for amino acids obtained from protein unfolding experiments are about twice as large as those obtained from data on the partitioning of amino acids between water and octanol....

Prediction of protein function by discriminant analysis (1986)

Klein, Petr, Jacquez, John A., Delisi, Charles

Approximately 53% the protein sequences in the National Biomedical Research Foundation (NBRF) database can be allocated to one of 26 functional classes, each of which can be characterized by the...

Predictlon of splice junctions in mRNA sequences (1985)

Nakata, Kotoko, Kanehisa, Minoru, DeLisi, Charles

A general method based on the statistical technique of discriminant analysis is developed to distinguish boundaries of coding and non-coding regions in nucleic acid sequences. In parular, the method...

Genes linked by fusion events are generally of the same functional category: A systematic analysis of 30 microbial genomes

Yanai, Itai, Derti, Adnan, DeLisi, Charles

Recent work in computational genomics has shown that a functional association between two genes can be derived from the existence of a fusion of the two as one continuous sequence in another genome....

Predictome: a database of putative functional links between proteins

Mellor, Joseph C., Yanai, Itai, Clodfelter, Karl H., Mintseris, Julian, DeLisi, Charles

The current deluge of genomic sequences has spawned the creation of tools capable of making sense of the data. Computational and high-throughput experimental methods for generating links between...

The society of genes: networks of functional links between genes from comparative genomics

Yanai, Itai, DeLisi, Charles

Comparative genomics provides at least three methods for identifying functional links between genes: examination of phylogenetic distributions, analysis of conserved proximity and observations of...

A computational framework for optimal masking in the synthesis of oligonucleotide microarrays

Kasif, Simon, Weng, Zhiping, Derti, Adnan, Beigel, Richard, DeLisi, Charles

High-throughput genomic technologies are revolutionizing modern biology. In particular, DNA microarrays have become one of the most powerful tools for profiling global mRNA expression in different...

ELISA: Structure-Function Inferences based on statistically significant and evolutionarily inspired observations

Shakhnovich, Boris E, Harvey, John M, Comeau, Steve, Lorenz, David, DeLisi, Charles, Shakhnovich, Eugene

The problem of functional annotation based on homology modeling is primary to current bioinformatics research. Researchers have noted regularities in sequence, structure and even chromosome...

Prediction of RNA Secondary Structure

Delisi, Charles, Crothers, Donald M.

Calculations of the free energy required to close single-strand loops by formation of a base pair in double-helical nucleic acids are reported. These results can be used to estimate the free energy...

VisANT: data-integrating visual framework for biological networks and modules

Hu, Zhenjun, Mellor, Joe, Wu, Jie, Yamada, Takuji, Holloway, Dustin, DeLisi, Charles

VisANT is a web-based software framework for visualizing and analyzing many types of networks of biological interactions and associations. Networks are a useful computational tool for representing...

The Importance of Thermodynamic Equilibrium for High Throughput Gene Expression Arrays

Bhanot, Gyan, Louzoun, Yoram, Zhu, Jianhua, DeLisi, Charles

We present an analysis of physical chemical constraints on the accuracy of DNA micro-arrays under equilibrium and nonequilibrium conditions. At the beginning of the article we describe an algorithm...

Protein structure and evolutionary history determine sequence space topology

Shakhnovich, Boris E., Deeds, Eric, Delisi, Charles, Shakhnovich, Eugene

Understanding the observed variability in the number of homologs of a gene is a very important unsolved problem that has broad implications for research into coevolution of structure and function,...

The interaction map of yeast: terra incognita?

Mellor, Joe, DeLisi, Charles

A systematic curation of the literature on Saccharomyces cerevisiae has yielded a comprehensive collection of experimentally observed interactions. This new resource augments current views of the...

Genes linked by fusion events are generally of the same functional category: A systematic analysis of 30 microbial genomes

Yanai, Itai, Derti, Adnan, DeLisi, Charles

Recent work in computational genomics has shown that a functional association between two genes can be derived from the existence of a fusion of the two as one continuous sequence in another genome....

Predictome: a database of putative functional links between proteins

Mellor, Joseph C., Yanai, Itai, Clodfelter, Karl H., Mintseris, Julian, DeLisi, Charles

The current deluge of genomic sequences has spawned the creation of tools capable of making sense of the data. Computational and high-throughput experimental methods for generating links between...

The society of genes: networks of functional links between genes from comparative genomics

Yanai, Itai, DeLisi, Charles

Comparative genomics provides at least three methods for identifying functional links between genes: examination of phylogenetic distributions, analysis of conserved proximity and observations of...

A computational framework for optimal masking in the synthesis of oligonucleotide microarrays

Kasif, Simon, Weng, Zhiping, Derti, Adnan, Beigel, Richard, DeLisi, Charles

High-throughput genomic technologies are revolutionizing modern biology. In particular, DNA microarrays have become one of the most powerful tools for profiling global mRNA expression in different...

ELISA: Structure-Function Inferences based on statistically significant and evolutionarily inspired observations

Shakhnovich, Boris E, Harvey, John M, Comeau, Steve, Lorenz, David, DeLisi, Charles, Shakhnovich, Eugene

The problem of functional annotation based on homology modeling is primary to current bioinformatics research. Researchers have noted regularities in sequence, structure and even chromosome...

Prediction of RNA Secondary Structure

Delisi, Charles, Crothers, Donald M.

Calculations of the free energy required to close single-strand loops by formation of a base pair in double-helical nucleic acids are reported. These results can be used to estimate the free energy...

Protein structure and evolutionary history determine sequence space topology

Shakhnovich, Boris E., Deeds, Eric, Delisi, Charles, Shakhnovich, Eugene

Understanding the observed variability in the number of homologs of a gene is a very important unsolved problem that has broad implications for research into coevolution of structure and function,...

VisANT: data-integrating visual framework for biological networks and modules

Hu, Zhenjun, Mellor, Joe, Wu, Jie, Yamada, Takuji, Holloway, Dustin, DeLisi, Charles

VisANT is a web-based software framework for visualizing and analyzing many types of networks of biological interactions and associations. Networks are a useful computational tool for representing...

The Importance of Thermodynamic Equilibrium for High Throughput Gene Expression Arrays

Bhanot, Gyan, Louzoun, Yoram, Zhu, Jianhua, DeLisi, Charles

We present an analysis of physical chemical constraints on the accuracy of DNA micro-arrays under equilibrium and nonequilibrium conditions. At the beginning of the article we describe an algorithm...

The interaction map of yeast: terra incognita?

Mellor, Joe, DeLisi, Charles

A systematic curation of the literature on Saccharomyces cerevisiae has yielded a comprehensive collection of experimentally observed interactions. This new resource augments current views of the...

Positional clustering improves computational binding site detection and identifies novel cis-regulatory sites in mammalian GABAA receptor subunit genes

Reddy, Timothy E., Shakhnovich, Boris E., Roberts, Daniel S., Russek, Shelley J., DeLisi, Charles

Understanding transcription factor (TF) mediated control of gene expression remains a major challenge at the interface of computational and experimental biology. Computational techniques predicting...

Binding Site Graphs: A New Graph Theoretical Framework for Prediction of Transcription Factor Binding Sites

Reddy, Timothy E, DeLisi, Charles, Shakhnovich, Boris E

Computational prediction of nucleotide binding specificity for transcription factors remains a fundamental and largely unsolved problem. Determination of binding positions is a prerequisite for...

VisANT 3.0: new modules for pathway visualization, editing, prediction and construction

Hu, Zhenjun, Ng, David M., Yamada, Takuji, Chen, Chunnuan, Kawashima, Shuichi, Mellor, Joe, ...

With the integration of the KEGG and Predictome databases as well as two search engines for coexpressed genes/proteins using data sets obtained from the Stanford Microarray Database (SMD) and Gene...

Machine learning for regulatory analysis and transcription factor target prediction in yeast

Holloway, Dustin T., Kon, Mark, DeLisi, Charles

High throughput technologies, including array-based chromatin immunoprecipitation, have rapidly increased our knowledge of transcriptional maps—the identity and location of regulatory binding sites...

Identification and Characterization of Renal Cell Carcinoma Gene Markers

Dalgin, Gul S., Holloway, Dustin T., Liou, Louis S., DeLisi, Charles

Microarray gene expression profiling has been used to distinguish histological subtypes of renal cell carcinoma (RCC), and consequently to identify specific tumor markers. The analytical procedures...

VisANT 3.5: multi-scale network visualization, analysis and inference based on the gene ontology

Hu, Zhenjun, Hung, Jui-Hung, Wang, Yan, Chang, Yi-Chien, Huang, Chia-Ling, Huyck, Matt, ...

Despite its wide usage in biological databases and applications, the role of the gene ontology (GO) in network analysis is usually limited to functional annotation of genes or gene sets with...

Genome-wide prioritization of disease genes and identification of disease-disease associations from an integrated human functional linkage network

Linghu, Bolan, Snitkin, Evan S, Hu, Zhenjun, Xia, Yu, DeLisi, Charles

An evidence-weighted functional-linkage network of human genes reveals associations among diseases that share no known disease genes and have dissimilar phenotypes