Rakesh Nagarajan

Predicting Transcription Regulatory Mechanisms by Systematic Promoter Analysis (2008)

Li-wei Chang, Rakesh Nagarajan, Jeffrey A. Magee, Jeffrey Milbr, Gary D. Stormo

An important part of understanding a biological pathway or a cellular function is to delineate the transcriptional regulatory mechanisms of the genes involved. Key participants in these mechanisms...

Computational identification of the normal and perturbed genetic networks involved in myeloid differentiation and acute promyelocytic leukemia (2008)

Chang, Li Wei, Payton, Jacqueline E, Yuan, Wenlin, Ley, Timothy J, Nagarajan, Rakesh, Stormo, Gary D

Abstract Background Acute myeloid leukemia (AML) comprises a group of diseases characterized by the abnormal development of malignant myeloid cells. Recent studies have demonstrated an important role...

PAP: a comprehensive workbench for mammalian transcriptional regulatory sequence analysis (2007)

Chang, Li-Wei, Fontaine, Burr R., Stormo, Gary D., Nagarajan, Rakesh

Given the recent explosion of publications that employ microarray technology to monitor genome-wide expression and that correlate these expression changes to biological processes or to disease...

A systematic model to predict transcriptional regulatory mechanisms based on overrepresentation of transcription factor binding profiles (2006)

Chang, Li-Wei, Nagarajan, Rakesh, Magee, Jeffrey A., Milbrandt, Jeffrey, Stormo, Gary D.

An important aspect of understanding a biological pathway is to delineate the transcriptional regulatory mechanisms of the genes involved. Two important tasks are often encountered when studying...

A systematic model to predict transcriptional regulatory mechanisms based on overrepresentation of transcription factor binding profiles (2006)

Chang, Li-Wei, Nagarajan, Rakesh, Magee, Jeffrey A., Milbrandt, Jeffrey, Stormo, Gary D.

An important aspect of understanding a biological pathway is to delineate the transcriptional regulatory mechanisms of the genes involved. Two important tasks are often encountered when studying...

Expression Profiling of Murine Acute Promyelocytic Leukemia Cells Reveals Multiple Model-Dependent Progression Signatures† (2004)

Matthew J. Walter, John S. Park, Xia Li, Andrew A. Lane, Rakesh Nagarajan, ...

Leukemia results from the expansion of self-renewing hematopoietic cells that are thought to contain mutations that contribute to disease initiation and progression. Studies of the gene expression...

Database Challenges in the Integration of Biomedical Data Sets (2004)

Rakesh Nagarajan, Mushtaq Ahmed, Aditya Phatak

The clinical and basic science research domains present exciting and difficult data integration issues. Solving these problems is crucial as current research efforts in the field of biomedicine...

Role of Nkx3.1 Homeodomain Protein in Prostate Carcinogenesis and Differentiation (2003)

Milbrandt, Jeffrey, Svaren, John, Araki, Toshi, Nagarajan, Rakesh, Fahrner, Tim

Cancer of the prostate is the second most common cause of cancer morbidity and mortality in American males, currently accounting for ^30% of new cancer cases in this population. The chromosomal...

Functional Compensation by Egr4 in Egr1-Dependent Luteinizing Hormone Regulation and Leydig Cell Steroidogenesis

Tourtellotte, Warren G., Nagarajan, Rakesh, Bartke, Andrzej, Milbrandt, Jeffrey

The Egr family of zinc finger transcription factors, whose members are encoded by Egr1 (NGFI-A), Egr2 (Krox20), Egr3, and Egr4 (NGFI-C) regulate critical genetic programs involved in cellular growth,...

Deciphering peripheral nerve myelination by using Schwann cell expression profiling

Nagarajan, Rakesh, Le, Nam, Mahoney, Heather, Araki, Toshiyuki, Milbrandt, Jeffrey

Although mutations in multiple genes are associated with inherited demyelinating neuropathies, the molecular components and pathways crucial for myelination remain largely unknown. To approach this...

Expression Profiling of Murine Acute Promyelocytic Leukemia Cells Reveals Multiple Model-Dependent Progression Signatures†

Walter, Matthew J., Park, John S., Lau, Steven K. M., Li, Xia, Lane, Andrew A., Nagarajan, Rakesh, ...

Leukemia results from the expansion of self-renewing hematopoietic cells that are thought to contain mutations that contribute to disease initiation and progression. Studies of the gene expression...

Analysis of congenital hypomyelinating Egr2Lo/Lo nerves identifies Sox2 as an inhibitor of Schwann cell differentiation and myelination

Le, Nam, Nagarajan, Rakesh, Wang, James Y. T., Araki, Toshiyuki, Schmidt, Robert E., Milbrandt, Jeffrey

Egr2 is a transcription factor required for peripheral nerve myelination in rodents, and mutations in Egr2 are associated with congenital hypomyelinating neuropathy (CHN) in humans. To further study...

A systematic model to predict transcriptional regulatory mechanisms based on overrepresentation of transcription factor binding profiles

Chang, Li-Wei, Nagarajan, Rakesh, Magee, Jeffrey A., Milbrandt, Jeffrey, Stormo, Gary D.

An important aspect of understanding a biological pathway is to delineate the transcriptional regulatory mechanisms of the genes involved. Two important tasks are often encountered when studying...

Functional Compensation by Egr4 in Egr1-Dependent Luteinizing Hormone Regulation and Leydig Cell Steroidogenesis

Tourtellotte, Warren G., Nagarajan, Rakesh, Bartke, Andrzej, Milbrandt, Jeffrey

The Egr family of zinc finger transcription factors, whose members are encoded by Egr1 (NGFI-A), Egr2 (Krox20), Egr3, and Egr4 (NGFI-C) regulate critical genetic programs involved in cellular growth,...

Deciphering peripheral nerve myelination by using Schwann cell expression profiling

Nagarajan, Rakesh, Le, Nam, Mahoney, Heather, Araki, Toshiyuki, Milbrandt, Jeffrey

Although mutations in multiple genes are associated with inherited demyelinating neuropathies, the molecular components and pathways crucial for myelination remain largely unknown. To approach this...

Expression Profiling of Murine Acute Promyelocytic Leukemia Cells Reveals Multiple Model-Dependent Progression Signatures†

Walter, Matthew J., Park, John S., Lau, Steven K. M., Li, Xia, Lane, Andrew A., Nagarajan, Rakesh, ...

Leukemia results from the expansion of self-renewing hematopoietic cells that are thought to contain mutations that contribute to disease initiation and progression. Studies of the gene expression...

Analysis of congenital hypomyelinating Egr2Lo/Lo nerves identifies Sox2 as an inhibitor of Schwann cell differentiation and myelination

Le, Nam, Nagarajan, Rakesh, Wang, James Y. T., Araki, Toshiyuki, Schmidt, Robert E., Milbrandt, Jeffrey

Egr2 is a transcription factor required for peripheral nerve myelination in rodents, and mutations in Egr2 are associated with congenital hypomyelinating neuropathy (CHN) in humans. To further study...

A systematic model to predict transcriptional regulatory mechanisms based on overrepresentation of transcription factor binding profiles

Chang, Li-Wei, Nagarajan, Rakesh, Magee, Jeffrey A., Milbrandt, Jeffrey, Stormo, Gary D.

An important aspect of understanding a biological pathway is to delineate the transcriptional regulatory mechanisms of the genes involved. Two important tasks are often encountered when studying...

PAP: a comprehensive workbench for mammalian transcriptional regulatory sequence analysis

Chang, Li-Wei, Fontaine, Burr R., Stormo, Gary D., Nagarajan, Rakesh

Given the recent explosion of publications that employ microarray technology to monitor genome-wide expression and that correlate these expression changes to biological processes or to disease...

Computational identification of the normal and perturbed genetic networks involved in myeloid differentiation and acute promyelocytic leukemia

Chang, Li Wei, Payton, Jacqueline E, Yuan, Wenlin, Ley, Timothy J, Nagarajan, Rakesh, Stormo, Gary D

A dissection of the genetic networks and circuitries is described for two form of leukaemia. Integrating transcription factor binding and gene expression profiling, networks are revealed that underly...

Distinct patterns of mutations occurring in de novo AML versus AML arising in the setting of severe congenital neutropenia

Link, Daniel C., Kunter, Ghada, Kasai, Yumi, Zhao, Yu, Miner, Tracie, McLellan, Michael D., ...

Severe congenital neutropenia (SCN) is an inborn disorder of granulopoiesis. Like most other bone marrow failure syndromes, it is associated with a marked propensity to transform into a...

caBIG™ Compatibility Review System: Software to Support the Evaluation of Applications Using Defined Interoperability Criteria

Freimuth, Robert R., Schauer, Michael W., Lodha, Preeti, Govindrao, Poornima, Nagarajan, Rakesh, Chute, Christopher G.

The caBIG™ Compatibility Review System (CRS) is a web-based application to support compatibility reviews, which certify that software applications that pass the review meet a specific set of...

Somatic mutations and germline sequence variants in the expressed tyrosine kinase genes of patients with de novo acute myeloid leukemia

Tomasson, Michael H., Xiang, Zhifu, Walgren, Richard, Zhao, Yu, Kasai, Yumi, Miner, Tracie, ...

Activating mutations in tyrosine kinase (TK) genes (eg, FLT3 and KIT) are found in more than 30% of patients with de novo acute myeloid leukemia (AML); many groups have speculated that mutations in...

Identification of somatic JAK1 mutations in patients with acute myeloid leukemia

Xiang, Zhifu, Zhao, Yu, Mitaksov, Vesselin, Fremont, Daved H., Kasai, Yumi, Molitoris, AnnaLynn, ...

Somatic mutations in JAK2 are frequently found in myeloproliferative diseases, and gain-of-function JAK3 alleles have been identified in M7 acute myeloid leukemia (AML), but a role for JAK1 in AML...

High throughput digital quantification of mRNA abundance in primary human acute myeloid leukemia samples

Payton, Jacqueline E., Grieselhuber, Nicole R., Chang, Li-Wei, Murakami, Mark, Geiss, Gary K., Link, Daniel C., ...

Acute promyelocytic leukemia (APL) is characterized by the t(15;17) chromosomal translocation, which results in fusion of the retinoic acid receptor α (RARA) gene to another gene, most commonly...

Acquired copy number alterations in adult acute myeloid leukemia genomes

Walter, Matthew J., Payton, Jacqueline E., Ries, Rhonda E., Shannon, William D., Deshmukh, Hrishikesh, Zhao, Yu, ...

Cytogenetic analysis of acute myeloid leukemia (AML) cells has accelerated the identification of genes important for AML pathogenesis. To complement cytogenetic studies and to identify genes altered...