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Genetics and Genomics Commons

Open Access. Powered by Scholars. Published by Universities.®

2009

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Articles 241 - 245 of 245

Full-Text Articles in Genetics and Genomics

Bayesian Statistics, Joseph F. Lucke Dec 2008

Bayesian Statistics, Joseph F. Lucke

Joseph Lucke

No abstract provided.


Who Owns Your Body? A Study In Literature And Law, Lori B. Andrews Dec 2008

Who Owns Your Body? A Study In Literature And Law, Lori B. Andrews

Lori B. Andrews

No abstract provided.


Characterization Of Unknown Genetic Modifications Using High Throughput Sequencing And Computational Subtraction, Torstein Tengs Dec 2008

Characterization Of Unknown Genetic Modifications Using High Throughput Sequencing And Computational Subtraction, Torstein Tengs

Dr. Torstein Tengs

Background

When generating a genetically modified organism (GMO), the primary goal is to give a target organism one or several novel traits by using biotechnology techniques. A GMO will differ from its parental strain in that its pool of transcripts will be altered. Currently, there are no methods that are reliably able to determine if an organism has been genetically altered if the nature of the modification is unknown.

Results

We show that the concept of computational subtraction can be used to identify transgenic cDNA sequences from genetically modified plants. Our datasets include 454-type sequences from a transgenic line of …


Towards A New Paradigm In Mayfly Phylogeny (Ephemeroptera): Combined Analysis Of Morphological And Molecular Data, T. Heath Ogden Dec 2008

Towards A New Paradigm In Mayfly Phylogeny (Ephemeroptera): Combined Analysis Of Morphological And Molecular Data, T. Heath Ogden

T. Heath Ogden

This study represents the first formal morphological and combined (morphological and molecular) phylogenetic analyses of the order Ephemeroptera. Taxonomic sampling comprised 112 species in 107 genera, including 42 recognized families (all major lineages of Ephemeroptera). Morphological data consisted of 101 morphological characters. Molecular data were acquired from DNA sequences of the 12S, 16S, 18S, 28S and H3 genes. The Asian genus Siphluriscus (Siphluriscidae) was supported as sister to all other mayflies. The lineages Carapacea, Furcatergalia, Fossoriae, Pannota, Caenoidea and Ephemerelloidea were supported as monophyletic, as were many of the families. However, some recognized families (for example, Ameletopsidae and Coloburiscidae) and …


Combined Morphological And Molecular Phylogeny Of Ephemerellidae (Ephemeroptera), T. Heath Ogden Dec 2008

Combined Morphological And Molecular Phylogeny Of Ephemerellidae (Ephemeroptera), T. Heath Ogden

T. Heath Ogden

This study represents the first combined molecular and morphological analysis for the mayfly family Ephemerellidae (Ephemeroptera), with a focus on the relationships of genera and species groups of the subfamily Ephemerellinae. The phylogeny was constructed based on DNA sequence data from 3 nuclear (18S rDNA, 28S rDNA, histone H3) and 2 mitochondrial (12S rDNA, 16S rDNA) genes, and 23 morphological characters. Taxon sampling for Ephemerellidae included exemplars from all 25 extant genus groups and additional representatives from those genera with the highest diversity. Ephemerellidae appears to consist of three major clades. Ephemerella, the largest genus of Ephemerellidae, and Serratella were …