- Wash plates with PBS 3x.
- Fix them in 4%PFA, 20 min at RT.
- Wash them in PBS 3x.
- 0.5% Triton X-100 in PBS, 15min at 4�C
- Wash slides in PBS 3x.
- 2N HCL( in Distilled water) 30min at 37�C( DNA denaturation).
- Wash in PBS 5x
- Incubate slides with 1%BSA in PBS at RT for 30min.
- Mouse anti-BrdU diluted to 1:1000 with 1% NDS and1%BSA in PBS, incubate at RT for 2hrs.
- Wash with PBS 3x.
- 1: 100 dilution of Rhodamine(Tritc) conjugated Donkey anti mouse IgG with 1% NDS,1%BSA in PBS, incubate at RT for 1 hr.
- Wash in PBS 3x
- Mount with 50% glycerol in PBS.
Culture Cell Enzyme Immunostaining for BrdU:
- Wash plates with in PBS 3x.
- Put 4%PFA 20 min at RT.
- Wash with PBS 3x.
- 0.5% Triton X-100 in PBS, 15min at 4�C
- Wash with PBS 3x.
- Incubate with 2N HCL( in Distilled water) 30min at 37�C( DNA
denaturation). - Wash with PBS 5x
- 1% BSA ,incubate for 30min at RT.
- Mouse anti-BrdU diluted to 1:1000 with 1% NGS,1%BSA in PBS,
incubate at RT for 2hrs. - Wash withPBS 3x.
- Dilute Goat Bionytilated anti-Mouse IgG to 1:200 with1% NGS and
0.1% BSA in PBS, incubate at RT for 1 hour. Rinse with PBS 3x. - ABC at RT for 1 hour. Rinse in PBS 3x.
( ABC solution: 5ml PBS with 1 drop A and 1 drop B, mix well) - DAB reaction: 2.5ml of distilled water + 1 drop Buffer + 2 drop DAB
solution+1 drop hydrogen peroxide. Needs about 8 min to stop DAB reaction. - Rinse with distilled water 3x.
- Countstain with Mayer’s Hematoxylin


