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Published on: April 21, 2012
Plasma sCD26 and sCD30 levels in cutaneous leishmaniasis
R Jafari-Shakib1, M A Shokrgozar, M Nassiri-Kashani
1Immunology Department, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Acta Tropica
|November 6, 2008
Summary
Plasma levels of soluble CD26 (sCD26) and soluble CD30 (sCD30) were higher in non-healing cutaneous leishmaniasis (CL). These findings suggest sCD30 may indicate a Th2 response in non-healing CL.
Area of Science:
- Immunology
- Dermatology
- Parasitology
Background:
- CD26 and CD30 are surface molecules on activated Th1 and Th2 cells, respectively.
- Plasma levels of soluble CD26 (sCD26) and soluble CD30 (sCD30) are hypothesized to correlate with Th1 and Th2 responses.
- Cutaneous leishmaniasis (CL) presents in healing and non-healing forms, often associated with distinct immune responses.
Purpose of the Study:
- To investigate plasma levels of sCD26 and sCD30 in patients with non-healing CL.
- To compare sCD26 and sCD30 levels between non-healing CL, healing CL, and healthy controls.
- To determine if sCD26 and sCD30 levels correlate with CL disease status and T-helper cell responses.
Main Methods:
- Plasma samples were collected from patients with non-healing CL, healing CL, and healthy volunteers.
- Plasma concentrations of sCD26 and sCD30 were quantified using appropriate assays.
- Statistical analysis was performed to compare levels between groups, with significance set at p<0.05.
Main Results:
- Plasma levels of sCD26 and sCD30 were significantly elevated in patients with non-healing CL compared to both healing CL patients and healthy controls (p<0.05).
- No significant difference in sCD26 and sCD30 levels was observed between patients with healing CL and healthy controls.
- The study identified a significant difference in sCD26 and sCD30 levels based on CL disease progression.
Conclusions:
- Elevated plasma sCD26 and sCD30 levels are associated with the non-healing form of cutaneous leishmaniasis.
- sCD30 may serve as a potential biomarker for indicating a Th2-biased immune response in non-healing CL.
- These findings contribute to understanding the immunological mechanisms underlying CL pathogenesis and suggest potential diagnostic markers.
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