Cell Signaling Technology

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Mouse (G3A1) mAb IgG1 Isotype Control #5415

Applications Reactivity Sensitivity Isotype
IP IHC-P IF-F IF-IC F ChIP Endogenous Mouse IgG1

Applications Key:  IP=Immunoprecipitation  IHC-P=Immunohistochemistry (Paraffin)  IF-F=Immunofluorescence (Frozen)  IF-IC=Immunofluorescence (Immunocytochemistry)  F=Flow Cytometry  ChIP=Chromatin IP
Reactivity Key:
Species cross-reactivity is determined by western blot. Species enclosed in parentheses are predicted to react based on 100% sequence homology.

Protocols

Specificity / Sensitivity

Mouse (G3A1) mAb IgG1 Isotype Control is not directed against any known antigen. It functions as an isotype control for mouse IgG1 monoclonal antibodies.

Source / Purification

IHC-P (paraffin)

IHC-P (paraffin)

Immunohistochemical analysis of paraffin-embedded human seminoma using Nanog (1E6C4) Mouse mAb #4893 (left) or Mouse (G3A1) mAb IgG1 Isotype Control (right).

Flow Cytometry

Flow Cytometry

Flow cytometric analysis of MCF7 cells using Pan-Keratin (C11) Mouse mAb #4545 (blue) compared to concentration-matched Mouse (G3A1) mAb IgG1 Isotype Control (red).

Flow Cytometry

Flow Cytometry

Flow cytometric analysis of Jurkat cells, U0126-treated (blue) or TPA-treated (green), using Phospho-p44/42 MAPK (Erk1/2) (Thr202/Tyr204) (E10) Mouse mAb #9106 compared to concentration-matched Mouse (G3A1) mAb IgG1 Isotype Control (red).


IF-IC

IF-IC

Confocal immunofluorescent analysis of normal rat cerebellum using Neurofilament H (RMdO 20) Mouse mAb #2836 (green, left) compared to concentration matched Mouse (G3A1) mAb IgG1 Isotype Control (green, right). Blue pseudocolor = DRAQ5® #4084 (fluorescent DNA dye).

IF-IC

IF-IC

Confocal immunofluorescent analysis of HT-29 cells using α-Tubulin (DM1A) Mouse mAb #3873 (green, left) compared to concentration matched Mouse (G3A1) mAb IgG1 Isotype Control (green, right). Blue pseudocolor = DRAQ5® #4084 (fluorescent DNA dye).

Chromatin IP

Chromatin IP

Chromatin immunoprecipitations were performed using digested chromatin from HeLa cells and the indicated antibodies. Purified DNA was analyzed by quantitative real-time PCR, using SimpleChIP® Human GAPDH Exon 1 Primers #5516, SimpleChIP® Human RPL30 Exon 3 Primers #7014, and SimpleChIP® Human MYT-1 Exon 1 Primers #4493. The relative abundance of each DNA sequence enriched by Mouse (G3A1) mAb IgG1 Isotype Control (red) is compared to the amount of the same DNA sequence enriched by the histone H3-specific immunoprecipitations (blue).


Background

Isotype control antibodies are used to estimate the nonspecific binding of target primary antibodies due to Fc receptor binding or other protein-protein interactions. An isotype control antibody should have the same immunoglobulin type and be used at the same concentration as the test antibody.

Application References

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For Research Use Only. Not For Use In Diagnostic Procedures.

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