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Role of metalloproteinases MMP-2 in asthma

Sonia Toujani, Nadia Mehiri, Kamel Hamzaoui

    La Tunisie Medicale
    |January 5, 2017
    PubMed

    Insights

    This study investigated the MMP-2 gene polymorphism (-735C/T) and its link to asthma. Researchers found no association between this specific genetic variation and asthma susceptibility or severity in the studied population.

    Area of Science:

    • Genetics
    • Respiratory Medicine
    • Molecular Biology

    Background:

    • Metalloproteinases (MMPs) are implicated in asthma pathogenesis.
    • Matrix metalloproteinase-9 (MMP-9) is prominent in asthma, but other MMPs, like MMP-2, are also involved.

    Purpose of the Study:

    • To investigate the association between the MMP2 gene single nucleotide polymorphism (SNP) at the -735C/T position and asthma susceptibility.
    • To determine if this MMP2 polymorphism influences asthma severity.

    Main Methods:

    • A case-control study design was employed, enrolling 150 asthma patients and 150 healthy controls.
    • Genotyping for the MMP2 -735C/T polymorphism was performed using polymerase chain reaction and restriction fragment length polymorphism analysis.

    Main Results:

    • No statistically significant association was found between the MMP2 -735C/T polymorphism (both allele and genotype frequencies) and asthma susceptibility.
    • The study also found no correlation between the MMP2 -735C/T polymorphism and the severity of asthma.

    Conclusions:

    • The role of MMP-2 in asthma pathogenesis remains uncertain.
    • This study did not establish a link between the MMP2 -735C/T gene polymorphism and asthma, highlighting the need for further research.

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