Difference between revisions of "Genomic studies: theory"

 
Line 6: Line 6:
  
 
'''Quick review of previously-acquired notions'''
 
'''Quick review of previously-acquired notions'''
DNA variations
+
* DNA variations
Mutations
+
* Mutations
Rare variants or rare changes
+
* Rare variants or rare changes
Polymorphisms
+
* Polymorphisms
Microsatellites
+
* Microsatellites
Microsatellites
+
* Microsatellites
SNPs
+
* SNPs
Microdeletions or microinsertions
+
* Microdeletions or microinsertions
CNVs
+
* CNVs
DNA Markers
+
* DNA Markers
Microsatellite mapping
+
* Microsatellite mapping
Microsatellite mapping
+
* Microsatellite mapping
  
 
'''Position-independent gene identification'''
 
'''Position-independent gene identification'''
[1. Starting from the protein product]
+
* [1. Starting from the protein product]
[2. Starting from an animal model]
+
* [2. Starting from an animal model]
[3. The “candidate gene” approach]
+
* [3. The “candidate gene” approach]
Positional cloning (position-dependent gene identification)
+
* Positional cloning (position-dependent gene identification)
Linkage and haplotype analyses  
+
* Linkage and haplotype analyses  
Synteny maps
+
* Synteny maps
Chromosomal anomalies
+
* Chromosomal anomalies
  
 
'''Positional cloning'''
 
'''Positional cloning'''
[Step 1: define the position]
+
* [Step 1: define the position]
[Step 2: define the genes within the interval]
+
* [Step 2: define the genes within the interval]
[Step 3: prioritize the candidates]
+
* [Step 3: prioritize the candidates]
[Step 4: obtain the template DNA]
+
* [Step 4: obtain the template DNA]
[Step 5: Find the DNA variants, etc.]
+
* [Step 5: Find the DNA variants, etc.]

Latest revision as of 14:34, 16 September 2009

We have the genomic sequence, now what?

During this class, disease gene identification strategies for human hereditary conditions will be taken as example to illustrate techniques of annotation of raw DNA sequence.

Outline of the class:

Quick review of previously-acquired notions

  • DNA variations
  • Mutations
  • Rare variants or rare changes
  • Polymorphisms
  • Microsatellites
  • Microsatellites
  • SNPs
  • Microdeletions or microinsertions
  • CNVs
  • DNA Markers
  • Microsatellite mapping
  • Microsatellite mapping

Position-independent gene identification

  • [1. Starting from the protein product]
  • [2. Starting from an animal model]
  • [3. The “candidate gene” approach]
  • Positional cloning (position-dependent gene identification)
  • Linkage and haplotype analyses
  • Synteny maps
  • Chromosomal anomalies

Positional cloning

  • [Step 1: define the position]
  • [Step 2: define the genes within the interval]
  • [Step 3: prioritize the candidates]
  • [Step 4: obtain the template DNA]
  • [Step 5: Find the DNA variants, etc.]