Advisor(s)

M. V. Sitkovskiĭ

Contributor(s)

Wendy A. Smith, Donald M. O'Malley

Date of Award

2008

Date Accepted

7-2008

Degree Grantor

Northeastern University

Degree Level

M.S.

Degree Name

Master of Science

Department or Academic Unit

College of Arts and Sciences. Department of Biology.

Keywords

Biology, Immune system, T cells, Hypoxia, Cancer, Hypersensitivity, Vaccines

Subject Categories

Cancer vaccines, Immunologic diseases

Disciplines

Immunology of Infectious Disease

Abstract

The immune system, when appropriately regulated, helps protect and defend the body from a variety of threats including pathogens, injuries, diseases, and cancer. However, not all immune responses are beneficial--an overactive immune response can cause more harm than the provoking agent, often resulting in considerable tissue damage. The hypoxia-adenosinergic pathway plays a crucial role in the regulation of T cell responses, by studying this pathway we can learn more about manipulating the immune system and develop better therapeutic strategies. Here we studied the delayed-type hypersensitivity response (DTH), long term immunization, modified air pouch, and intradermal tumor models on mice to gain understanding of the how to adjust the immune system through the hypoxia-adenosinergic mechanism. The preliminary data support the approach where different stages of the immune responses can be rationally manipulated by ""low-tech"" treatments like high oxygen and the A2A adenosine receptor antagonist, caffeine.

Document Type

Master's Thesis

Rights Holder

Margaret Ellen McCrann



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