Isotype Control

Isotype Control

Isotype control is a critical component in immunological research, particularly in experiments involving antibodies. It refers to an antibody of the same isotype (class and subclass) as the primary antibody being used in an experiment but directed against an antigen that is not present in the sample or tissue under investigation.

Isotype Control Antibodies: Overview & Usage

Here's why isotype controls are important and how they are used:

Control for Non-specific Binding: Isotype controls help researchers distinguish specific binding of the primary antibody to its target antigen from non-specific binding. Non-specific binding can occur due to interactions between the primary antibody and unrelated proteins or structures in the sample. By using an isotype control antibody that should not bind to any antigens in the sample, researchers can identify and account for non-specific background signal.

Control for Fc Receptor Binding: Isotype controls are also useful for assessing binding to Fc receptors on cells, which can lead to false-positive results if not properly controlled. By using an isotype control antibody that has the same Fc region as the primary antibody, researchers can evaluate and account for any binding of the primary antibody to Fc receptors on cells.

Standardization and Reproducibility: Isotype controls help standardize experimental procedures and ensure reproducibility across experiments by providing a consistent control for background signal. Including an isotype control alongside each experimental sample allows researchers to compare signal intensity and specificity between samples and experiments.

Negative Control: Isotype controls serve as negative controls in immunostaining experiments, where they are used to determine the level of background staining in the absence of specific antigen-antibody interactions. This information is crucial for accurately interpreting the staining patterns observed in experimental samples.

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  • Normal Rat Serum

    Normal Rat Serum | RS-25-100ML

    100

    NULL485.00
    Normal Rat Serum | RS-25-100ML | Gentaur Species Reactivity: Rat Format: Serum Product Type: Isotype Control Antibody clonality: Polyclonal
    100-RS-25-100ML
    NULL485.00
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  • Normal Rabbit Serum

    Normal Rabbit Serum | RS-15-100ML

    100

    NULL420.00
    Normal Rabbit Serum | RS-15-100ML | Gentaur Species Reactivity: Rabbit Format: Serum Product Type: Isotype Control Antibody clonality: Polyclonal
    100-RS-15-100ML
    NULL420.00
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    NULL420.00
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  • Normal Mouse Serum

    Normal Mouse Serum | RS-90-100ML

    100

    NULL448.00
    Normal Mouse Serum | RS-90-100ML | Gentaur Species Reactivity: Mouse Format: Serum Product Type: Isotype Control Antibody clonality: Polyclonal
    100-RS-90-100ML
    NULL448.00
    Qty in Cart: 0
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    NULL448.00
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