Differential Expression of CD8⁺ T Cell Cytotoxic Effector Molecules in Blood and Gastrointestinal Mucosa in HIV-1 Infection

*Department of Medical Microbiology and Immunology, School of Medicine, University of California Davis, Davis, CA 95616;

†Division of Experimental Medicine, Department of Medicine, Zuckerberg San Francisco General Hospital and Trauma Center, University of California San Francisco, San Francisco, CA 94110;

‡Positive Health Program, Department of Medicine, Zuckerberg San Francisco General Hospital and Trauma Center, University of California San Francisco, San Francisco, CA 94110;

§Division of Gastroenterology, Department of Medicine, Zuckerberg San Francisco General Hospital and Trauma Center, University of California San Francisco, San Francisco, CA 94110; and

‡Positive Health Program, Department of Medicine, Zuckerberg San Francisco General Hospital and Trauma Center, University of California San Francisco, San Francisco, CA 94110;

*Department of Medical Microbiology and Immunology, School of Medicine, University of California Davis, Davis, CA 95616;

¶Division of Infectious Diseases, Department of Medicine, School of Medicine, University of California Davis, Davis, CA 95616