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Genetics and Genomics Commons

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Full-Text Articles in Genetics and Genomics

Kir/Hla Pleiotropism: Protection Against Both Hiv And Opportunistic Infections, Ying Qi, Maureen P. Martin, Xiaojiang Gao, Lisa Jacobson, James J. Goedert, Susan Buchbinder, Gregory D. Kirk, Stephen J. O'Brien, John Trowsdale, Mary Carrington Aug 2006

Kir/Hla Pleiotropism: Protection Against Both Hiv And Opportunistic Infections, Ying Qi, Maureen P. Martin, Xiaojiang Gao, Lisa Jacobson, James J. Goedert, Susan Buchbinder, Gregory D. Kirk, Stephen J. O'Brien, John Trowsdale, Mary Carrington

Biology Faculty Articles

The compound genotype KIR3DS1/HLA-B Bw4-80I, which presumably favors natural killer cell activation, has been implicated in protection against HIV disease. We show that this genotype confers dual protection over the course of HIV disease; early direct containment of HIV viral load, and late specific defense against opportunistic infections, but not AIDS-related malignancies. The double protection of KIR3DS1/Bw4-80I in an etiologically complex disease such as AIDS, along with the disease specificity of its effects is conceptually novel and underscores the intricacy of host immunogenetics against HIV/AIDS.


In Vitro Expression And Purification Of Class I Mhc Molecules, Loi Cheng May 2006

In Vitro Expression And Purification Of Class I Mhc Molecules, Loi Cheng

Honors Scholar Theses

The major histocompatibility complex (MHC) is a gene family responsible for many critical functions of the immune system in most vertebrates. The MHC consists of three classes differentiated by their structure and function, and MHC class I encodes antigen binding proteins as well as chaperone and accessory proteins such as tapasin. The purpose of this project is to reconstitute several human MHC class I molecules in their peptide-filled and peptide-deficient forms, and to purify these proteins for biochemical study. The expressed proteins include wild type and mutant variants of the fusion protein human leukocyte antigen HLA-B*0801-fos, and human beta-2-microglobulin (β2m). …


Tannerella Forsythia, A Periodontal Pathogen Entering The Genomic Era, Anne C.R. Tanner, Jacques Izard Jan 2006

Tannerella Forsythia, A Periodontal Pathogen Entering The Genomic Era, Anne C.R. Tanner, Jacques Izard

Department of Food Science and Technology: Faculty Publications

Several questions need to be addressed to evaluate whether Tannerella forsythia is to be considered a periodontal pathogen. T. forsythia has been detected in periodontal health and disease, so could it be a pathogen? The species was not detected in many studies despite finding other putative pathogens, so could it be important in pathogenicity? The challenges of working with T. forsythia include its fastidious and anaerobic growth requirements for cultural detection. Thus, studies associating T. forsythia with periodontal and other oral infections have used noncultural approaches (immunoassays and DNA-based assays) in addition to cultural approaches. We feel the timing of …