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MAB1277

Sigma-Aldrich

Anti-Nucleoli Antibody, clone 125-10

clone 125-10, Chemicon®, from mouse

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

mouse

antibody form

purified from hybridoma cell culture

antibody product type

primary antibodies

clone

125-10, monoclonal

species reactivity

human

manufacturer/tradename

Chemicon®

technique(s)

immunofluorescence: suitable
immunohistochemistry: suitable

isotype

IgG1

shipped in

wet ice

target post-translational modification

unmodified

Specificity

Gives diffuse nucleolar staining pattern on all human cell types.

Application

Detect Nucleoli with Anti-Nucleoli Antibody, clone 125-10 (Mouse Monoclonal Antibody), that has been shown to work in IHC & IF.
Indirect immunofluorescence: 1:20-1:30. Use 30-100 μl per well/slide. Optimal working dilutions must be determined by the end user.

Subcellular Particle

Suggested Protocol

IMMUNOFLUORESCENCE AND ANTIBODY SCREENING PROCEDURE

Hybridoma supernatants are examined by indirect immunofluorescence on cell preparations of human lymphnoid cells. In order to examine many samples in a short period of time, washed cells (wash 2 times in wash buffer at 4°C) at a concentration of 5 x 106 cells/mL in PBS are pipetted dropwise on PTFE coated printed microscope slides containing ten 5 mm wells/slide. After the cells are allowed to settle to the surface of the glass (10-15 minutes only), the overlying fluid is quickly removed by aspiration and the cells are dried to the slide by a gentle stream of warm air. The slides are then immediately fixed in 2% formaldehyde, ultra-pure, in PBS for 15 minutes at room temperature. After fixation, the slides are rinsed in PBS and placed in acetone at -20°C for 3 minutes to make the cells permeable. After a final rinse in PBS to remove the acetone, the slides are stored in PBS at 4°C indefinitely in covered Coplan jars.

In addition to the lymphnoid cultures, normal human epithelial cells can be screened by indirect immunofluorescence microscopy for positive reactions with the hybridoma supernatants. Since the human epithelial cells grow as monolayer cultures, they are plated directly onto the printed microscope slides after trypsinization and allowed to attach and grow overnight at 37°C in complete medium. The following day, the slides are briefly rinsed in PBS to remove the medium and the cells are fixed as described above. In general, the slides are not allowed to air dry either during or after the fixation procedure in order to maintain the cellular integrity and antigenicity of intracellular molecules.

For photographic analysis, viable cell preparations obtained from Ficoll®-hypaque gradient separations are cytocentrifuged directly onto slides at 1250 rpm for 10 minutes. This procedure flattens the lymphnoid cells and greatly improves the visibility of intranuclear and cytoplasmic antigens. Slides prepared in this manner are fixed in the same way directly after cytocentrifugation.

In order to screen the hybridoma supernatants by indirect immunofluorescence, 30-100 μL of each supernatant (optimize for each individual assay) are pipetted on a well of the printed microscope slides using a different tip for each supernatant. After 60 minutes of incubation at 37°C in a humidified chamber, the slides are rinsed 3 times with PBS at room temperature, and again incubated for 30 minutes at 37°C with 20 μL of a 1:20 dilution of fluorescein-conjugated goat anti-mouse IgG antibody (Millipore AP124F). The slides are then prepared rinsed 3 times with PBS, counterstained with Evans Blue for 5 minutes at room temperature using a freshly prepared solution containing 50 μL of a 1% stock solution of Evans Blue in 80 mL of PBS, rinsed a final time in PBS, and coverslipped using a 1:1 solution of glycerol: PBS. The slides are then examined by epifluorescence microscopy. Since many of the monoclonal antibodies produced a rapidly diminishing fluorescent reaction, exposure times optimally are less than five seconds.

Important Note: During shipment, small volumes of antibody will occasionally become entrapped in the seal of the product vial. For antibodies with volumes of 200 μl or less, we recommend gently tapping the vial on a hard surface or briefly centrifuging the vial in a tabletop centrifuge to dislodge any liquid in the container′s cap.

Physical form

Format: Purified
Hybridoma supernatant, concentrated by ammonium sulfate. Buffer: PBS with 0.1% sodium azide.

Legal Information

CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany
Ficoll is a registered trademark of Cytiva

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Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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A novel PHF6 mutation results in enhanced exon skipping and mild Borjeson-Forssman-Lehmann syndrome.
Vallee, D; Chevrier, E; Graham, GE; Lazzaro, MA; Lavigne, PA; Hunter, AG; Picketts, DJ
Journal of medical Genetics null

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