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Full-Text Articles in Cell Biology

Condensin Ii Promotes The Formation Of Chromosome Territories By Inducing Axial Compaction Of Polyploid Interphase Chromosomes, Christopher R. R. Bauer, Tom A. Hartl, Giovanni Bosco Aug 2012

Condensin Ii Promotes The Formation Of Chromosome Territories By Inducing Axial Compaction Of Polyploid Interphase Chromosomes, Christopher R. R. Bauer, Tom A. Hartl, Giovanni Bosco

Dartmouth Scholarship

The eukaryotic nucleus is both spatially and functionally partitioned. This organization contributes to the maintenance, expression, and transmission of genetic information. Though our ability to probe the physical structure of the genome within the nucleus has improved substantially in recent years, relatively little is known about the factors that regulate its organization or the mechanisms through which specific organizational states are achieved. Here, we show that Drosophila melanogaster Condensin II induces axial compaction of interphase chromosomes, globally disrupts interchromosomal interactions, and promotes the dispersal of peri-centric heterochromatin. These Condensin II activities compartmentalize the nucleus into discrete chromosome territories and indicate …


Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David J. Baumler, Lois M. Banta, Kai F. Hung, Jodi A. Schwarz, Eric L. Cabot, Jeremy D. Glasner, Nicole T. Perna Apr 2012

Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David J. Baumler, Lois M. Banta, Kai F. Hung, Jodi A. Schwarz, Eric L. Cabot, Jeremy D. Glasner, Nicole T. Perna

Faculty Research & Creative Activity

Genomics and bioinformatics are topics of increasing interest in undergraduate biological science curricula. Many existing exercises focus on gene annotation and analysis of a single genome. In this paper, we present two educational modules designed to enable students to learn and apply fundamental concepts in comparative genomics using examples related to bacterial pathogenesis. Students first examine alignments of genomes of Escherichia coli O157:H7 strains isolated from three food-poisoning outbreaks using the multiple-genome alignment tool Mauve. Students investigate conservation of virulence factors using the Mauve viewer and by browsing annotations available at the A Systematic Annotation Package for Community Analysis of …


Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David J. Baumler, Lois M. Banta, Kai F. Hung, Jodi A. Schwarz, Eric L. Cabot, Jeremy D. Glasner, Nicole T. Perna Jan 2012

Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David J. Baumler, Lois M. Banta, Kai F. Hung, Jodi A. Schwarz, Eric L. Cabot, Jeremy D. Glasner, Nicole T. Perna

Kai F. Hung

Genomics and bioinformatics are topics of increasing interest in undergraduate biological science curricula. Many existing exercises focus on gene annotation and analysis of a single genome. In this paper, we present two educational modules designed to enable students to learn and apply fundamental concepts in comparative genomics using examples related to bacterial pathogenesis. Students first examine alignments of genomes of Escherichia coli O157:H7 strains isolated from three food-poisoning outbreaks using the multiple-genome alignment tool Mauve. Students investigate conservation of virulence factors using the Mauve viewer and by browsing annotations available at the A Systematic Annotation Package for Community Analysis of …


Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David Baumler, Lois Banta, Kai Hung, Jodi Schwarz, Eric Cabot, Jeremy Glasner, Nicole Perna Jan 2012

Using Comparative Genomics For Inquiry-Based Learning To Dissect Virulence Of Escherichia Coli O157:H7 And Yersinia Pestis, David Baumler, Lois Banta, Kai Hung, Jodi Schwarz, Eric Cabot, Jeremy Glasner, Nicole Perna

Faculty Research & Creative Activity

Genomics and bioinformatics are topics of increasing interest in undergraduate biological science curricula. Many existing exercises focus on gene annotation and analysis of a single genome. In this paper, we present two educational modules designed to enable students to learn and apply fundamental concepts in comparative genomics using examples related to bacterial pathogenesis. Students first examine alignments of genomes of Escherichia coli O157:H7 strains isolated from three food-poisoning outbreaks using the multiple-genome alignment tool Mauve. Students investigate conservation of virulence factors using the Mauve viewer and by browsing annotations available at the A Systematic Annotation Package for Community Analysis of …