Biolegend, 400604, Biotin Rat IgG2b, κ Isotype Ctrl Antibody, 200μg

The isotype of RTK4530 immunoglobulin is rat IgG2b, κ. This antibody was chosen as an isotype control after screening on a variety of resting, activated, live, and fixed mouse, rat and human tissues.
200μg
Antibody Type: Monoclonal
Host Species: Rat
Immunogen: Trinitrophenol + KLH
Formulation: Phosphate-buffered solution, pH 7.2, containing 0.09% sodium azide.
Preparation: The immunoglobulin was purified by affinity chromatography, and conjugated with biotin under optimal conditions.
Concentration: 0.5 mg/ml
Storage & Handling: The antibody solution should be stored undiluted between 2°C and 8°C. Do not freeze.
Application: FC - Quality tested ICFC - Verified
Recommended Usage: Each lot of this antibody is quality control tested by immunofluorescent staining with flow cytometric analysis as negative control. Use at concentrations comparable to those of the specific antibody of interest.
Application Notes: The RTK4530 immunoglobulin is useful as an isotype-matched control (for the relevant formats) for Western blotting, immunoprecipitation, immunohistochemistry, functional assay, and immunofluorescence microscopy. The Ultra-LEAF™ purified antibody (Endotoxin < 0.01 EU/µg, Azide-Free, 0.2 µm filtered) is recommended for functional assays (Cat. No. 400643, 400644, 400671, 400672, 400675, and 400676) as negative control.
Application References(PubMed link indicates BioLegend citation): Cervantes-Barragan L, et al. 2007. Blood 109:1131. Zeiser R, et al. 2007. Blood 109:2225. Sasaki K, et al. 2008. J. Immunol. 181:104. PubMed Duan J, et al. 2008. P. Natl. Acad. Sci. USA 105:5183. PubMed Yi H, et al. 2009. Blood 113:5819. PubMed Schafeer JS, et al. 2010. J. Leukocyte Biol. 87:301. PubMed Lei GS, et al. 2015. Infect Immun. 83:572. PubMed Richards J, et al. 2015. Mol Cell Cardiol. 79:21. PubMed
Product Citations: Banka AL, et al. 2023. Nat Commun. 14:2462. PubMed Zinselmeyer B, et al. 2013. J Exp Med. 210:757. PubMed Yu K, et al. 2021. Cell Reports. 35(12):109273. PubMed Xu S, et al. 2016. PLoS One. 11: 0163829. PubMed Shimba A et al. 2018. Immunity. 48(2):286-298 . PubMed Kikuchi K, et al. 2018. J Immunol. 201:635. PubMed
RRID: AB_326547 (BioLegend Cat. No. 400603) AB_326548 (BioLegend Cat. No. 400604)
Gene ID: NA
Clone: RTK4530
Regulatory Status: RUO
Isotype: Rat IgG2b, κ
Q: How many biotin molecules are per antibody structure?
A: We don't routinely measure the number of biotins with our antibody products but the number of biotin molecules range from 3-6 molecules per antibody.