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OP23

Sigma-Aldrich

Anti-c-H-Ras (Ab-1) Mouse mAb (F235-1.7.1)

liquid, clone F235-1.7.1, Calbiochem®

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

Quality Level

antibody form

purified antibody

antibody product type

primary antibodies

clone

F235-1.7.1, monoclonal

form

liquid

contains

≤0.1% sodium azide as preservative

species reactivity

rat, human, mouse

manufacturer/tradename

Calbiochem®

storage condition

do not freeze

isotype

IgG1

shipped in

wet ice

storage temp.

2-8°C

target post-translational modification

unmodified

Gene Information

human ... HRAS(3265)

General description

Purified mouse monoclonal antibody generated by immunizing BALB/c mice with the specified immunogen and fusing splenocytes with P3X63 Ag8.653 mouse myeloma cells. Recognizes the ~21 kDa c-H-Ras protein.
Recognizes the ~21 kDa c-H-Ras protein in normal skin tissue and Rat1 cells. Does not react with c-K-Ras or c-N-Ras p21. A doublet may be seen due to farnesylation.
This Anti-c-H-Ras (Ab-1) Mouse mAb (F235-1.7.1) is validated for use in Frozen Sections, Immunoblotting, IF, IP, Paraffin Sections for the detection of c-H-Ras (Ab-1).

Immunogen

Epitope: within amino acids 54-188
recombinant p21 Ras

Application

Frozen Sections (5 µg/ml)

Immunoblotting (10 µg/ml)

Immunofluorescence (2.5 µg/ml)

Immunoprecipitation (5 µg/ml)

Paraffin Sections (5 µg/ml, saponin and pepsin pre-treatment required)

Packaging

Please refer to vial label for lot-specific concentration.

Warning

Toxicity: Standard Handling (A)

Physical form

In 50 mM sodium phosphate buffer, 0.2% gelatin, pH 7.4.

Analysis Note

Positive Control
Normal skin tissue or ras 1 cells

Other Notes

For immunoprecipitation, use 5 µg of Cat. No. OP23 per sample with 45 µl protein G plus agarose. The level of expression of p21Ras is variable in different tissues. For this reason, we recommend a concentration step prior to immunoblotting analysis to obtain optimal results. A doublet may be seen due to farnysylation. Recognizes c-H-Ras and, weakly, v-H-Ras; does not recognize either c-K-Ras or c-N-Ras p21s under the conditions tested. Antibody should be titrated for optimal results in individual systems.
Rodenhuis, S. et al. 1992. Cancer Res. (Suppl) 52, 2665s.
Sidransky, D., et al. 1992. Science256, 102.
Bos, J.L. 1989. Cancer Res.49, 4682.
Furth, M. E., et al. 1987. Oncogene1, 47.
Kraus, M.H., et al. 1984. Proc. Natl. Acad. Sci. USA81, 5384.
Shimizu, K., et al. 1983. Proc. Natl. Acad. Sci. USA80, 2112.
Taparowsky, E., et al. 1983. Cell34, 581.
Ellis, R.W., et al. 1981. Nature292, 506.
Shih, T.Y., et al. 1980. Nature287, 686.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

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Certificates of Analysis (COA)

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