Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: EC:3.4.24.35 (matrix metalloproteinase 9)
2,207 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The majority of suggested mechanisms of Borrelia spreading inside erythema migrans (EM) are developed from in vitro studies and animal models. This report is the first to describe pathomorphological substrate of EM caused by Borrelia spielmanii in humans, addressing the hypothesis of enhanced Borrelia penetration through extracellular matrix. In the process of ruling out of atypical Masters' disease, we conducted a punch biopsy of suspected EM and a two-tier serology testing for Lyme borreliosis, where we registered antibodies against B. spielmanii. Skin biopsy showed CD4+ and CD8+ lymphocyte involvement and high activity of matrix metalloproteinase 9. No alterations were detected in distribution and morphology of collagen type I and IV. Therefore, it is suggested that other mechanisms should be considered as major contributing factors to local spreading of B. spielmanii.
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PMID:Mysterious path of Borrelia spielmanii: spreading without morphological alteration of collagen type I and IV. 3190 66