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A simple method of evaluating delayed type hypersensitivity in mice.

A C Corsini, S B Bellucci, M G Costa

    Journal of Immunological Methods
    |January 1, 1979
    PubMed
    Summary
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    This study shows that measuring ear weight differences reliably assesses delayed type hypersensitivity (DTH) reactions in mice. This method is valuable for understanding immune responses to antigens like dinitrofluorobenzene.

    Area of Science:

    • Immunology
    • Dermatology

    Background:

    • Delayed type hypersensitivity (DTH) is a critical component of cell-mediated immunity.
    • Accurate assessment of DTH reactions is essential for immunological research.

    Purpose of the Study:

    • To evaluate a novel method for quantifying DTH reactions in a murine model.
    • To establish a reliable metric for assessing antigen-specific immune responses.

    Main Methods:

    • Mice were sensitized to dinitrofluorobenzene (DNFB).
    • DTH reactions were assessed by measuring the weight increase in challenged versus unchallenged ears.
    • Results were expressed as weight ratios for standardized comparison.

    Main Results:

    • The ear weight ratio method demonstrated reliability in assessing DTH.

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  • This quantitative approach provides a consistent measure of hypersensitivity.

    • Conclusions:

    • Measuring ear weight ratios is a dependable method for evaluating DTH responses in mice.
    • This technique offers a robust tool for immunological studies involving hypersensitivity.