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Immunofluorescence analysis of Nucleostemin was done on 70% confluent log phase U2OS cells. The cells were fixed with 4% paraformaldehyde for 15 minutes; permeabilized with 0.25% Triton™ X-100 for 10 minutes followed by blocking with 5% BSA for 1 hour at room temperature. The cells were incubated with ABfinity™ Nucleostemin Recombinant Rabbit Oligoclonal Antibody (710188) at 2 µg-4 µg in 1% BSA and incubated for 3 hours at room temperature and then labeled with Alexa Flour® 488 Goat Anti-Rabbit IgG Secondary Antibody (A11008) at a dilution of 1:400 for 30 minutes at room temperature (Panel a: green). Nuclei (Panel b: blue) were stained with SlowFade® Gold Antifade Mountant with DAPI (S36938). F-actin (Panel c: red) was stained with Alexa Fluor® 594 Phalloidin (A12381). Panel d is a merged image showing nucleolus localization of Nucleostemin. Panel e shows no primary antibody control. The images were captured at 20X magnification.
|Tested species reactivity||Human|
|Host / Isotype||Rabbit / IgG|
|Immunogen||Recombinant protein corresponding to amino acids 1–180 of human nucleostemin|
|Contains||0.09% sodium azide|
|Storage Conditions||Maintain refrigerated at 2-8°C for up to 1 month. For long term storage store at -20°C|
|Tested Applications||Dilution *|
|Western Blot (WB)||0.5-1µg/ml|
* Suggested working dilutions are given as a guide only. It is recommended that the user titrate the product for use in their own experiment using appropriate negative and positive controls.
ABfinity™ recombinant antibodies are rabbit monoclonal antibodies, unmatched for producing superior results. ABfinity™ antibodies are developed by immunizing animals, screening for functionality, cloning the immunogen-specific antibody genes into high-level mammalian expression vectors, produced on a large scale and purified with Protein A.
ABfinity™ oligoclonal antibodies comprise a selection of multiple different recombinant monoclonal antibodies, providing the best of both worlds—the sensitivity of a polyclonal antibody with the specificity of a monoclonal, all delivered with the consistency only found in a recombinant antibody. While functionally the same as a polyclonal antibody—recognizing multiple epitope sites on the target and producing higher detection sensitivity for low abundance targets when compared with monoclonal antibodies—an oligoclonal antibody has a known mixture of light and heavy chains. This exact population can be produced in every lot, circumventing the biological variability typically associated with polyclonal antibody production.
Intact IgG appears on a non-reducing gel as ~150 kDa band and upon reduction generating a ~25 kDa light chain band and a ~50 kDa heavy chain.
Nucleostemin, also known as Guanine nucleotide-binding protein-like 3 cells and ES cell-derived neural stem/progenitor cells.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
C77032; E2-induced gene 3 protein; E2IG3; estradiol-induced nucleotide binding protein; guanine nucleotide binding protein-like 3 (nucleolar); Guanine nucleotide-binding protein-like 3; MGC800; NNP47; Novel nucleolar protein 47; NS; Nucleolar GTP-binding protein 3; Nucleostemin
C77032; E2IG3; GNL3; NNP47; NS