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Contents - Faperta

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<strong>Contents</strong> xi<br />

Gene Pyramiding ............................................................................................................. 237<br />

Conclusions ....................................................................................................................... 238<br />

References ......................................................................................................................... 239<br />

8. Genetic Engineering of Entomopathogenic Microbes for Pest Management ...... 255<br />

Introduction ...................................................................................................................... 255<br />

Natural versus Engineered Microbes ........................................................................... 256<br />

Genetic Engineering of Microbes .................................................................................. 257<br />

Entomopathogenic Viruses ........................................................................................ 257<br />

Baculoviruses with Neurotoxins ......................................................................... 259<br />

Baculoviruses Expressing Insect Diuretic Hormones ...................................... 262<br />

Expression of Entomopoxvirus in Bacteria ........................................................ 262<br />

Effect of Insecticides on Biological Activity of Baculoviruses<br />

Expressing Neurotoxins .................................................................................... 262<br />

Role of Baculoviruses in Pest Management ....................................................... 262<br />

Entomopathogenic Bacteria ............................................................................................ 263<br />

Bacillus thuringiensis .................................................................................................... 263<br />

Gene Expression and Cry Structure .................................................................... 264<br />

Mode of Action ....................................................................................................... 265<br />

Biopesticides Based on Bacillus thuringiensis ...................................................... 267<br />

Genetic Engineering of Bacteria ............................................................................... 268<br />

The Alternative Delivery Systems for Bt Toxins ..................................................... 269<br />

Entomopathogenic Fungi ............................................................................................... 272<br />

Entomopathogenic Protozoa .......................................................................................... 275<br />

Entomopathogenic Nematodes ...................................................................................... 275<br />

Biosafety Considerations for Using Genetically Engineered Microbes ................... 276<br />

Conclusions ....................................................................................................................... 278<br />

References ......................................................................................................................... 279<br />

9. Genetic Engineering of Natural Enemies for Integrated Pest Management ........ 293<br />

Introduction ...................................................................................................................... 293<br />

Techniques for Genetic Engineering of Arthropods .................................................. 295<br />

DNA Injection into Eggs ............................................................................................ 295<br />

Maternal Microinjection ............................................................................................. 296<br />

Sperm-Mediated Transfer .......................................................................................... 296<br />

Paratransgenesis .......................................................................................................... 297<br />

Vectors for Genetic Engineering of Arthropods ......................................................... 297<br />

Transposable Elements ............................................................................................... 297<br />

Viral Vectors ................................................................................................................. 298<br />

Baculoviruses ............................................................................................................... 298<br />

Genetic Improvement of Benefi cial Arthropods ......................................................... 299<br />

Cryopreservation ........................................................................................................ 299<br />

Altering Biological Attributes ................................................................................... 301<br />

Quality Control of Insect Cultures and Mass Production .................................... 301<br />

Adaptation to Extreme Environmental Conditions ............................................... 301<br />

Improving Resistance to Insecticides ....................................................................... 301<br />

Dominant Repressible Lethal Genetic System ............................................................ 303<br />

Markers and Promoters .................................................................................................. 304<br />

Environmental Release and Potential Risks ................................................................ 305<br />

Genetic Exchange with Natural Populations .......................................................... 306

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