biological source
mouse
antibody form
purified immunoglobulin
antibody product type
primary antibodies
clone
81 (mAB O4), monoclonal
species reactivity
rat, mouse, human, chicken
manufacturer/tradename
Chemicon®
technique(s)
immunocytochemistry: suitable, immunohistochemistry: suitable
isotype
IgM
suitability
not suitable for Western blot, not suitable for immunoprecipitation
shipped in
wet ice
target post-translational modification
unmodified
Application
Anti-O4 Antibody, clone 81 is an antibody against O4 for use in IC, IH with more than 50 product citations.
Immunohistochemistry: 10-20 μg/mL on unfixed, shock frozen tissue.
Immunocytochemistry: 10-20 μg/mL on cells fixed with 4% paraformaldehyde.
Note: O4 is a sulfatide, which can be dissolved out of the membrane by organic solvents; acetone and methanol should not be used for fixation.
Optimal working dilutions must be determined by the end user.
Immunohistochemistry protocol
1. Prepare sections from unfixed, shock frozen tissue. The sections should be 4-5 μm thick. Place the sections on microscope slides.
2. Wash the slide three times for 5 min. each in PBS at room temperature.
3. Block the non-specific binding sites by incubating the sections in a humid chamber with 5% FCS at room temperature for 30 minutes.
4. Wash the slides as described in step 2.
5. Cover the sections with a sufficient amount of MAB345 (10-20 μg/mL in PBS) and incubate in a humid chamber at 37°C for one hour.
6. Wash the slides briefly three times with PBS. Carefully dry around the area to be stained.
7. Cover the sections with a sufficient amount of anti-mouse IgM-fluorescein* solution and incubate in a humid chamber at 37°C for one hour.
8. Wash the slides as described in step 6.
9. Cover the sections with a suitable embedding medium, cover with a cover slip, and examine by fluorescence microscopy.
*HRP or ABC can also be used.
Optimal results can be obtained by titrating the primary and secondary antibodies
Immunocytochemistry
1. Fix the preparations with 4% paraformaldehyde (in PBS) at room temperature for 10 minutes. O4 is a sulfatide which can be dissolved out of the membrane by organic solvents; acetone and methanol should not be used for fixation.
2. Wash the slide three times for 5 min. each in PBS at room temperature.
3. Block the non-specific binding sites by incubating the sections in a human chamber with 5% FCS at room temperature for 30 minutes.
4. Wash the slides as described in step 2.
5. Cover the sections with a sufficient amount of MAB345 (10-20 μg/mL in PBS) and incubate in a humid chamber at 37°C for one hour.
6. Wash the slides briefly three times with PBS. Carefully dry around the area to be stained.
7. Cover the sections with a sufficient amount of anti-mouse IgM-fluorescein solution and incubate in a humid chamber at 37°C for one hour.
8. Wash the slides as described in step 6.
9. Cover the sections with a suitable embedding medium, cover with a cover slip, and examine by fluorescence microscopy.
Note: Do not allow the preparations to dry out during staining.
Immunocytochemistry: 10-20 μg/mL on cells fixed with 4% paraformaldehyde.
Note: O4 is a sulfatide, which can be dissolved out of the membrane by organic solvents; acetone and methanol should not be used for fixation.
Optimal working dilutions must be determined by the end user.
Immunohistochemistry protocol
1. Prepare sections from unfixed, shock frozen tissue. The sections should be 4-5 μm thick. Place the sections on microscope slides.
2. Wash the slide three times for 5 min. each in PBS at room temperature.
3. Block the non-specific binding sites by incubating the sections in a humid chamber with 5% FCS at room temperature for 30 minutes.
4. Wash the slides as described in step 2.
5. Cover the sections with a sufficient amount of MAB345 (10-20 μg/mL in PBS) and incubate in a humid chamber at 37°C for one hour.
6. Wash the slides briefly three times with PBS. Carefully dry around the area to be stained.
7. Cover the sections with a sufficient amount of anti-mouse IgM-fluorescein* solution and incubate in a humid chamber at 37°C for one hour.
8. Wash the slides as described in step 6.
9. Cover the sections with a suitable embedding medium, cover with a cover slip, and examine by fluorescence microscopy.
*HRP or ABC can also be used.
Optimal results can be obtained by titrating the primary and secondary antibodies
Immunocytochemistry
1. Fix the preparations with 4% paraformaldehyde (in PBS) at room temperature for 10 minutes. O4 is a sulfatide which can be dissolved out of the membrane by organic solvents; acetone and methanol should not be used for fixation.
2. Wash the slide three times for 5 min. each in PBS at room temperature.
3. Block the non-specific binding sites by incubating the sections in a human chamber with 5% FCS at room temperature for 30 minutes.
4. Wash the slides as described in step 2.
5. Cover the sections with a sufficient amount of MAB345 (10-20 μg/mL in PBS) and incubate in a humid chamber at 37°C for one hour.
6. Wash the slides briefly three times with PBS. Carefully dry around the area to be stained.
7. Cover the sections with a sufficient amount of anti-mouse IgM-fluorescein solution and incubate in a humid chamber at 37°C for one hour.
8. Wash the slides as described in step 6.
9. Cover the sections with a suitable embedding medium, cover with a cover slip, and examine by fluorescence microscopy.
Note: Do not allow the preparations to dry out during staining.
Biochem/physiol Actions
Recognizes Oligodendrocyte marker O4. Also reacts with certain galactolipids in sperm (see Additional Information library for list).
Physical form
Format: Purified
Purified immunoglobulin in 0.05M Potassium phosphate buffer, pH 8.0 with 0.3M NaCl and 0.05% sodium azide.
Analysis Note
Control
Rat cortical stem cells or day 3 cell cultures of brains from mouse embryos
Rat cortical stem cells or day 3 cell cultures of brains from mouse embryos
Other Notes
Concentration: Varies, see lot specific CoA
Legal Information
CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany
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시험 성적서(COA)
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Unique astrocyte ribbon in adult human brain contains neural stem cells but lacks chain migration.
Sanai, Nader, et al.
Nature, 427, 740-744 (2004)
Distinct neural precursors in the developing human spinal cord.
Walder, S; Ferretti, P
International Journal of Developmental Biology null
Differentiated human neural stem cells: a new ex vivo model to study HHV-6 infection of the central nervous system.
Lidia De Filippis, Chiara Foglieni, Sara Silva, Angelo L Vescovi, Paolo Lusso, Mauro S Malnati
Journal of Clinical Virology null
국제 무역 품목 번호
| SKU | GTIN |
|---|---|
| MAB345 | 04053252315817 |