<p>David Schwartz of Hackensack University Medical Center in the U.S. will test an intradermal injection that increases levels of vitamin A and blocks vitamin D3 metabolism. These important mechanisms can "educate" B cells to home to the gut and to make mucosal antibodies against many viruses, including HIV.</p>


David Schwartz of Hackensack University Medical Center in the U.S. will test an intradermal injection that increases levels of vitamin A and blocks vitamin D3 metabolism. These important mechanisms can "educate" B cells to home to the gut and to make mucosal antibodies against many viruses, including HIV.