Genetic engineering : recent developments in applications by Dana M. Santos

By Dana M. Santos

Genetic engineering consists of the direct manipulation of genes. it's a universal instrument in either examine and agriculture. parts of analysis contain clinical engineering to supply vaccines opposed to sickness, pharmaceutical improvement, and the therapy of sickness. In agriculture, genetic engineering is used to switch vegetation and household animals to extend their yields, ease of construction, and foodstuff. this significant book Read more...

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Curing of the KmS clones from the pMWintxis-cat plasmid (with a frequency of 10%) was performed by re-streaking bacteria on LB-agar without antibiotic followed by cultivation at 37°C. 34 Genetic Engineering: Recent Developments in Applications Figure 1. Scheme of a construction of multiple chromosomal modifications, using the combined λ Red-Int/Xis system. A) Selective marker M flanked by attLλ/attRλ is used for introduction of an appropriate mutation into the chromosome by λ Red-dependent recombination.

One clone was shotgun sequenced and found to be identical to the parent. We employed GalK recombination-mediated genetic engineering (recombineering) of MVA-BAC to delete five selected viral genes. , 2005, J. Gen. Virol. 86, 1997–2006). In addition, we found a higher frequency of triple-positive IFN-γ, TNF-α and IL-2 secreting E3-specific CD8+ T-cells 8 weeks after vaccination with MVA lacking B15R. Furthermore, a recombinant vaccine capable of inducing CD8+ T cells against an epitope from Plasmodium berghei was created using GalK counterselection to insert an antigen expression cassette lacking a tandem marker gene into the traditional thymidine kinase locus of MVA-BAC.

20. Karlinsey JE: Lambda-Red genetic engineering in Salmonella enterica serovar Typhimurium. Methods Enzymol 2007, 421:199–209. 21. Shi Z-X, Wang H-L, Hu K, Feng E-L, Yao X, Su G-F, Huang P-T, Huang L-Y: Identification of alkA gene related to virulence of Shigella flexneri 2a by mutational analysis. World J Gastroenterol 2003, 9:2720–2725. 22. Ranallo RT, Barnoy S, Thakkar S, Urick T, Venkatesan MM: Developing live Shigella vaccines using lambda red recombineering. FEMS Immunol Med Microbiol 2006, 47:462–469.

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