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Published on: December 27, 2016
Methamphetamine administration modifies leukocyte proliferation and cytokine production in murine tissues
Habibullah Peerzada1, Jay A Gandhi, Allan J Guimaraes
1Department of Biomedical Sciences, Long Island University-Post, Brookville, NY, USA.
Abstract:
Methamphetamine (METH) is a potent and highly addictive central nervous system (CNS) stimulant. Additionally, METH adversely impacts immunological responses, which might contribute to the higher rate and more rapid progression of certain infections in drug abusers. However no studies have shown the impact of METH on inflammation within specific organs, cellular participation and cytokine production. Using a murine model of METH administration, we demonstrated that METH modifies, with variable degrees, leukocyte recruitment and alters cellular mediators in the lungs, liver, spleen and kidneys of mice. Our findings demonstrate the pleotropic effects of METH on the immune response within diverse tissues. These alterations have profound implications on tissue homeostasis and the capacity of the host to respond to diverse insults, including invading pathogens.
Insights
Methamphetamine (METH) disrupts immune responses in multiple organs, affecting leukocyte recruitment and cellular mediators. This study reveals METH
Area of Science:
- Immunology
- Pharmacology
- Toxicology
Background:
- Methamphetamine (METH) is a potent central nervous system (CNS) stimulant with known adverse effects on immunological responses.
- Drug abusers exhibit higher rates and faster progression of infections, potentially linked to METH's impact on immunity.
- Limited research exists on METH's specific effects on organ-level inflammation, cellular involvement, and cytokine production.
Purpose of the Study:
- To investigate the impact of METH on inflammation, cellular participation, and cytokine production within specific organs.
- To elucidate the pleiotropic effects of METH on the immune response across diverse tissues.
Main Methods:
- Utilized a murine model for METH administration.
- Analyzed leukocyte recruitment and cellular mediators in the lungs, liver, spleen, and kidneys of mice following METH exposure.
Main Results:
- Demonstrated that METH administration significantly modifies leukocyte recruitment in a variable manner across different organs.
- Observed alterations in cellular mediators within the lungs, liver, spleen, and kidneys.
- Confirmed METH's pleiotropic effects on the immune response in diverse tissues.
Conclusions:
- METH significantly impacts immune responses at the organ level, affecting cellular recruitment and mediators.
- These METH-induced immune alterations have substantial implications for tissue homeostasis.
- The study highlights compromised host defense capacity against pathogens due to METH exposure.
