Antibodies, Proteins, Kits and Reagents for Life Science

Product name

Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free
Tested applications

Suitable for: IHC-P, ICC, Flow Cytmore details
Species reactivity

Reacts with: Mouse, Rat, Human
Immunogen

The details of the immunogen for this antibody are not available.
General notes
ab281638 is the carrier-free version of ab281590. This format is designed for use in antibody labeling, including fluorochromes, metal isotopes, oligonucleotides, enzymes.

Our carrier-free formats are supplied in a buffer free of BSA, sodium azide and glycerol for higher conjugation efficiency.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with
ab281638 is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm.

Maxpar® is a trademark of Fluidigm Canada Inc.
This product is a recombinant monoclonal antibody, which offers several advantages including:
- - High batch-to-batch consistency and reproducibility
- - Improved sensitivity and specificity
- - Long-term security of supply
- - Animal-free production
For more information see here.

Form

Liquid
Storage instructions

Shipped at 4°C. Store at +4°C short term (1-2 weeks). Upon delivery aliquot. Store at -20°C long term. Avoid freeze / thaw cycle.
Storage buffer

Constituent: 100% PBS
Concentration information loading...
Purity

Protein A purified
Clonality

Monoclonal
Clone number

R311-MouseIgG2b
Isotype

IgG2b

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Human tonsil tissue labeling Mouse IgG2b with ab281590 at 1/200 dilution followed by a ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879). Negative control: No staining on human tonsil. Counterstained with Hematoxylin.

Secondary antibody only control: Secondary antibody is ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879).

Heat mediated antigen retrieval using ab93678 (citrate buffer, pH 6.0).
Immunocytochemistry - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized HeLa cells labelling Mouse IgG2b with ab281590 at 1/20 dilution, followed by ab150113 Goat Anti-Mouse IgG H&L (Alexa Fluor^® 488) antibody at 1/1000 dilution (Green). ab179513 Anti-beta Tubulin rabbit monoclonal antibody was used to counterstain tubulin at 1/200 dilution followed by ab150080 Goat Anti-Rabbit IgG H&L (Alexa Fluor^® 594) at 1/1000 dilution (Red). The nuclear counterstain was DAPI (Blue).

Confocal image showing no staining in HeLa cells.

Negative control 1: ab281590 at a 1/20 dilution followed by ab150113 at a 1/1000 dilution.

Negative control 2: ab179513 at a 1/200 dilution followed by ab150080 at a 1/1000 dilution.
Flow Cytometry - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized HeLa (Human cervix adenocarcinoma epithelial cell) cells labelling Mouse IgG2b with ab281590 at 1/500 dilution (0.1µg) (Red) compared with a Mouse (E7Q5L) mAb IgG2b Isotype Control (Black) and unlabelled control (cells without incubation with primary antibody and secondary antibody)(Blue). A Goat anti mouse IgG (Alexa Fluor^® 488, ab150113) at 1/2000 dilution was used as the secondary antibody.
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Mouse spleen tissue labeling Mouse IgG2b with ab281590 at 1/200 dilution followed by ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879). Postive staining on mouse spleen. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.

Secondary antibody only control: Secondary antibody is ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879).

Heat mediated antigen retrieval using ab93678 (citrate buffer, pH 6.0).
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded mouse spleen tissue labeling Mouse IgG2b with ab281590 at 1/100 dilution followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). No staining on mouse spleen after ab133469 treatment. The section was incubated with ab281590 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.

No staining on the mouse spleen.

Secondary antibody only control: Secondary antibody is ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).

Heat mediated antigen retrieval with Citrate buffer (pH 6.0, epitope retrieval solution 1) for 20 mins.
Immunocytochemistry - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized NIH/3T3 cells labelling Mouse IgG2b with ab281590 at 1/20 dilution, followed by ab150113 Goat Anti-Mouse IgG H&L (Alexa Fluor^® 488) antibody at 1/1000 dilution (Green). ab179513 Anti-beta Tubulin rabbit monoclonal antibody was used to counterstain tubulin at 1/200 dilution followed by ab150080 Goat Anti-Rabbit IgG H&L (Alexa Fluor^® 594) at 1/1000 dilution (Red). The nuclear counterstain was DAPI (Blue).

Confocal image showing no staining in NIH/3T3 cells.

Negative control 1: ab281590 at a 1/20 dilution followed by ab150113 at a 1/1000 dilution.

Negative control 2: ab179513 at a 1/200 dilution followed by ab150080 at a 1/1000 dilution.
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunohistochemical analysis of paraffin-embedded Rat spleen tissue labeling Mouse IgG2b with ab281590 at 1/200 dilution followed by a ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879). Negative control: No staining on rat spleen. Counterstained with Hematoxylin.

Secondary antibody only control: Secondary antibody is ready to use Goat Anti-Mouse IgG H&L (HRP polymer) (ab214879).

Heat mediated antigen retrieval using ab93678 (citrate buffer, pH 6.0).
Immunocytochemistry - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized PC-12 cells labelling Mouse IgG2b with ab281590 at 1/20 dilution, followed by ab150113 Goat Anti-Mouse IgG H&L (Alexa Fluor^® 488) antibody at 1/1000 dilution (Green). ab179513 Anti-beta Tubulin rabbit monoclonal antibody was used to counterstain tubulin at 1/200 dilution followed by ab150080 Goat Anti-Rabbit IgG H&L (Alexa Fluor^® 594) at 1/1000 dilution (Red). The nuclear counterstain was DAPI (Blue).

Confocal image showing no staining in PC-12 cells.

Negative control 1: ab281590 at a 1/20 dilution followed by ab150113 at a 1/1000 dilution.

Negative control 2: ab179513 at a 1/200 dilution followed by ab150080 at a 1/1000 dilution.
Flow Cytometry - Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)

This data was developed using ab281590, the same antibody clone in a different buffer formulation.

Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized NIH/3T3 (Mouse embryonic fibroblast, Left) / PC-12 (Rat adrenal gland pheochromocytoma, Right) cells labelling Mouse IgG2b with ab281590 at 1/500 dilution (0.1µg) (Red) compared with a Mouse (E7Q5L) mAb IgG2b Isotype Control (Black) and unlabelled control (cells without incubation with primary antibody and secondary antibody)(Blue). A Goat anti mouse IgG (Alexa Fluor^® 488, ab150113) at 1/2000 dilution was used as the secondary antibody.
Mouse IgG2b monoclonal [R311-MouseIgG2b]-Isotype control-BSA and Azide free (ab281638)