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The mitochondrial genome of the hexactinellid sponge Aphrocallistes vastus: Evidence for programmed translational frameshifting
Download2008
Rosengarten, R.D., Sperling, E.A., Leys, S.P., Dellaporta, S.L., Moreno, M.A.
Background: Mitochondrial genomes (mtDNA) of numerous sponges have been sequenced as part of an ongoing effort to resolve the class-level phylogeny of the Porifera, as well as to place the various lower metazoan groups on the animal-kingdom tree. Most recently, the partial mtDNA of two glass...
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1989
Coleman, John R. , Owttrim, George W.
The expression of the cyanobacterial recA gene, isolated from Anabaena variabilis, has been examined at the levels of transcript and protein abundance. Exposure of the cyanobacterium to a variety of DNA-damaging agents, including mitomycin C, methyl methanesulfonate, and UV irradiation, results...
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2005-09-01
Samudrala, Ram , Zheng, Hongkun , Li, Jun, Yang, Shuang , Zhang, Jianguo , Yu, Haijing , McDermott, Jason , Wang, Wen , Yang, Huanming , Jiang, Huifeng , Yang, Lei , Wang, Jian , Wong, Gane K., Kristiansen, Karsten , Su, Jianning , Yu, Jun
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1987
Owttrim, George W., Coleman, John R.
A recA-like gene isolated from the cyanobacterium Anabaena variabilis was cloned and partially characterized. When introduced into Escherichia coli recA mutants, the 7.5-kilobase-pair plasmid-borne DNA insert restored resistance to methyl methanesulfonate and UV irradiation, as well as...
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2007
Wang, W., Wang, H., Wong, G.K.S., Zheng, H., Clark, T., Zhang, G., Kang, L., Wang, J., Shi, J., Wang, X.
Background Insects constitute the vast majority of known species with their importance including biodiversity, agricultural, and human health concerns. It is likely that the successful adaptation of the Insecta clade depends on specific components in its proteome that give rise to specialized...
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Freshwater Sponges Have Functional, Sealing Epithelia with High Transepithelial Resistance and Negative Transepithelial Potential
Download2010
Leys, S.P., Goss, G.G., Adams, E.D.M.
Epithelial tissue — the sealed and polarized layer of cells that regulates transport of ions and solutes between the environment and the internal milieu — is a defining characteristic of the Eumetazoa. Sponges, the most ancient metazoan phylum [1], [2], are generally believed to lack true...