1. Prepare buccal smear or urinary
sediment on slide
2. DenatureDNA probe and target DNA
on slide and hybridize them together.
3. Remove superfluous probe and
analyze signal constellation in cells
Materials
6 Epithelial Cells from Buccal Smears and Urine
99
Fig. 1. Outline of interphase FISH
from epithelial cells
- Quadriperm trays (Invitro Systems & Services)
- Otto's solution:
- 100 ml Tris-HCl buffer 10 mmolll, pH 7.4: 1.21 g Tris-aminomethane and 1 1aqua dest., adjust with HCl to pH 7.4
- 220 mg KCl (30 mmolll)
- 100 mg MgCl 2 x6 H 2 0 (5 mmolll)
- 46 mg dithioerythritol (3 mmolll)
Slide preparation
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