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Chapter 15. Gene cloning and DNA analysis in agriculture

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Chapter 15. Gene cloning and DNA analysis in agriculture Pyrethroids – PowerPoint PPT presentation

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Title: Chapter 15. Gene cloning and DNA analysis in agriculture


1
  • Chapter 15. Gene cloning and DNA analysis in
    agriculture

???? ?? - ??? ?? - ??? ?? ??? -
Pyrethroids - Organophosphates - ???? ??? - ???
????
2
Bacillus thuringiensis? ?-endotoxins - 1904? -
Organophosphates? ?? 8?? ??? ??? - ??? ???
protoxin - ????? ??? ?? ????? ??? ????
3
(No Transcript)
4
?????? ?-endotoxins cloning - Ostrinia
nubilialis , ?? - ?-endotoxins transgenic maize -
CryIA(b) type - 250 1750 ng? ??? -
Positional effect
5
Positional effect
6
(No Transcript)
7
Gene subtraction - Antisense technology -
Antisense RNA
8
Antisense technology - Cellular
ribonuclease - Prevent ribosome from attaching
to the sense strand
9
Polygalacturonase polygalacturonic acid
component break-down
10
(No Transcript)
11
Obtaining transformed plants by A. tumefaciences
12
(No Transcript)
13
Ploblems with genetically modified plants
Selectable marker? ?? ??? - ??? ?????? ??
kanamycin ???? ??? ?? ????? ???? ???? ?? ????
??? ? ? ??? ?? - ???? ??? ??? ? ? ??? ?? ???
?? ?? ???
14
DNA excision by the Cre recombinase enzyme -
Bacteriophage P1 enzyme Cre, 34bp recognition
sequences
15
Chapter 16. Gene cloning and DNA analysis in
forensic science
16
Genetic fingerprinting - Hypervariable
disperse repetitive sequence - 1980?? - ?? ??
DNA? ?? - ?? ???? ????? ???? ??
17
DNA profiling - DNA ?????? STR? ?? ??? ??
??? ?? - ??? DNA - ?? ??? ??
18
DNA profiling - ???? ?? kinship analysis -
9?? STR (short tandem repeats) ??
19
STR analysis of the Romanov bones -
Mitochondria DNA - ??? - ?? ?? ??
20
DNA ??? ?? ?? ?? - ?? Y ??? - ??? , ?? ?? -
??? ?, ???? - ????? ?? ??
21
PCR of the amelogenin gene - ?? ?? - ??
????? ???? ??? - Indels ? ?? ? ? ??
Indel ?? ??? ????? ??? ??
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