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Illumina NextSeq 500 at Columbia University

As genome sequencing technologies evolve, the JP Sulzberger Columbia Genome Center continues to provide the Columbia University biological and biomedical research community access to state-of-the-art tools. In its most recent acquisition, the Genome Center has just installed two Illumina NextSeq 500 sequencers. The NextSeq 500 is a flexible and efficient desktop sequencer that offers powerful high-throughput sequencing capabilities.

Columbia investigators who are experienced with the Illumina next-generation sequencing platform can now schedule time to use the NextSeq 500 for their own research. 

Molly PrzeworskiMolly Przeworski has joined Columbia University as Professor in the Department of Systems Biology and Department of Biological Sciences. The Przeworski lab investigates how natural selection, genetic drift, mutation, and recombination shape the heritable differences seen among individuals and species. To this end, they develop models of the evolutionary process, create statistical tools, and analyze large-scale variation data sets. Among the goals of their research are to understand how natural selection has shaped patterns of genetic variation, and to identify the causes and consequences of variation in recombination and mutation rates, in humans and other organisms.

Peter SimsPeter Sims, an assistant professor in the Columbia University Department of Systems Biology, has been named Associate Director for Novel Technologies at the JP Sulzberger Columbia Genome Center. In this role he will devise, direct, and implement strategies for incorporating new high-throughput experimental methods into the research done at the Genome Center.

Trained as a physical chemist, Dr. Sims has been developing a number of innovative technologies for studying single cells in a high-throughput setting. Using a type of microfluidics called soft lithography, his laboratory has designed a method for creating arrays composed of wells just tens of microns in diameter, small enough to isolate and perform high-throughput experiments on individual cells.  

Appointing Dr. Sims to his new role will enable the Columbia Genome Center to develop a variety of new applications that will benefit researchers across the Columbia University community. 

Tuuli LappalainenTuuli Lappalainen has joined Columbia University as an assistant professor in the Department of Systems Biology. Dr. Lappalainen is a specialist in the analysis of RNA sequencing data, with research interests including functional variation in the human genome, population genetic background of variation in the human genome, and interpretation of genome function.

Dr. Lappalainen joins the Department of Systems Biology in co-appointment with the New York Genome Center (NYGC), where she will also serve as a Junior Investigator and Core Member. Based in lower Manhattan, NYGC is a consortium made up primarily of New York-area institutions that is designed to translate promising genomics-based research into new strategies for treating, preventing, and managing disease. This co-appointment with Columbia University — an institutional founding member of the NYGC — will enhance collaboration between the two institutions. (Read an interview with Dr. Lappalainen at the New York Genome Center website.)

Dr. Lappalainen earned her PhD in genetics at the University of Helsinki, Finland, and held appointments as a postdoctoral researcher in at the University of Geneva Medical School, Switzerland and at the Stanford University School of Medicine. She is the chair of the analysis group for the Genetic European Variation in Health and Disease (Geuvadis) Consortium’s RNA sequencing project, a member of the analysis group for the National Institute of Health’s Genotype Tissue Expression (GTEx) project, and a member of the analysis and functional interpretation groups for the 1000 Genomes Project.

Columbia University Department of Systems Biology

Attendees at the June 2013 Columbia University Department of Systems Biology retreat.

Effective July 1, 2013, the Columbia Initiative in Systems Biology is now the Columbia University Department of Systems Biology. Approved by a vote of the University Trustees, this step recognizes the growth in systems biology research and education that has taken place at Columbia, and formally establishes this emerging discipline as a major area for research at the university.

As Andrea Califano, chair of the new department, explained, "This achievement testifies to the dedicated community that has been gathering at Columbia over the past decade around the field of systems biology. We have witnessed the emergence of a compelling scientific agenda that combines innovative experimental and quantitative methods to address important biological and biomedical questions in ways that were unimaginable just a few years ago. It is very exciting to see Columbia take this step because systems biology is paving the way toward new, more rational approaches in basic and translational research."

Harris WangHarris Wang has joined Columbia University Medical Center as an Assistant Professor in the Columbia Initiative in Systems Biology and the Department of Pathology and Cell Biology. His research focuses on understanding the evolution of the ecosystems that develop within heterogeneous microbial communities. Using approaches from genome engineering, DNA synthesis, and next-generation sequencing, he studies how genomes in microbial populations form, maintain themselves, and change over time, both within and across microbial communities. His goal is to use synthetic biology approaches to engineer ecologies of microbial populations, such as those found in the gut and elsewhere in the human body, in ways that could improve human health.

The Center for Computational Biology and Bioinformatics (C2B2) has begun a major upgrade of its Advanced Research Computing core.

In the coming months, C2B2 will launch a new computing cluster that boasts 212 teraflops of performance. This figure is nearly nine times the total computing capacity of its current computing platform, called Titan. The new system will have 6,336 CPU-cores, over 70,000 CUDA-cores (GPU), and 22 TB of total system memory. The primary source of funding for this new system is a High-End Instrumentation grant from the National Institutes of Health.

The 6th Annual DREAM competition, the 7th Annual RECOMB Satellite Conference on Systems Biology, the 8th Annual RECOMB Satellite Conference on Regulatory Genomics, and the IDIBELL Conference on Cancer Informatics will be held jointly at the IDIBELL institute, in Barcelona, Spain, on October 14-19, 2011. The four conferences aim to bring together computational and experimental scientists in the area of regulatory genomics and systems biology, to discuss current research directions, latest findings, and establish new collaborations towards a systems-level understanding of gene regulation, with particular emphasis on cancer. Click here for more information. 

Saeed Tavazoie, Professor at the Department of Biochemistry and Molecular Biophysics at Columbia University, has joined C2B2. Dr. Tavazoie's research focuses on understanding the organizing principles that underlie the evolution and function of molecular networks. At one scale, his work uses large-scale genome-wide observations to reveal the nuts and bolts of these networks and to understand how they come together to orchestrate biological behavior. At the other extreme, it aims to achieve a holistic understanding of function by considering the native ecological context in which these networks have evolved. At the highest level, his goal is to understand how molecular networks embody an internal representation of the outside world and facilitate adaptive behaviors.

Dr. Tavazoie's research focuses on these problems in the context of transcriptional regulatory and genetic networks of organisms ranging from bacteria to human. In addition to using traditional experimental methods, his lab develops and employs novel technologies for making genome-wide observations, together with computational and analytic tools required to turn these observations into predictive models of the underlying biology.

Professor Tavazoie received his PhD from Harvard Medical School in 2000. He joins C2B2 and Columbia University from Princeton where he was Professor in the Department of Molecular Biology and the Lewis-Sigler Institute for Integrative Genomics.

Yufeng Shen, Assistant Professor at the Department of Biomedical Informatics, has joined C2B2 and the Columbia Initiative in Systems Biology. Dr. Shen's research focuses on the development and application of computational methods for the study of human genetics and disease. Specifically, his group is working in four areas, including high-throughput sequencing and de novo assembly, genetic mapping of human diseases, autoimmunity and major histocompatibility complex, pharmacogenomics and personalized treatment.

Dr. Shen received his PhD in computational biology from the Human Genome Sequencing Center at Baylor College of Medicine in 2007. In 2008 he joined Columbia University as a postdoctoral fellow.

Sagi Shapira, Assistant Professor of Systems Biology in the Department of Microbiology and Immunology, has joined the Columbia Initiative in Systems Biology (CISB). Dr. Shapira's research focuses on deciphering the genetic and molecular circuitry that is at the interface of host-pathogen interactions. The goal is to understand how this circuitry controls cellular responses to infection, imparts selective pressure on viruses and affects disease progression. A mechanistic understanding of these relationships will provide important insights into cellular machinery that control basic cell biology and will have broad implications in human translational immunology and infectious disease research.

Shapira received his PhD in immuno-parasitology under the guidance of Christopher A. Hunter at the University of Pennsylvania in 2005 and a Masters in Public Health at Yale University in 1999. He joins Columbia from the Broad Institute where he has a postdoctoral fellow.