# Contact ## expand\_more ## Immunology Program Office 210 Longwood Ave Jeffrey Modell Immunology Center, Room 100D Boston, MA 02115 [### Megan Eruzione ](/people/megan-eruzione) [megan\_eruzione@hms.harvard.edu](mailto:megan_eruzione@hms.harvard.edu)Program Administrator, Immunology she/her/hers ![eruzione_megan.jpg](/sites/g/files/omnuum5411/files/styles/hwp_4_5__690x865/public/immunologyphd/files/eruzione_megan.jpg?itok=YzsAtOsM) [### Wendy Garrett ](/people/wendy-garrett) Associate Director, Graduate Program in Immunology Irene Heinz Given Professor of Immunology and Infectious Diseases she/her/hers The Garrett Lab is interested in defining the dynamic interactions between the mucosal immune system and gut microbiota. Our experimental questions are grounded in understanding how interactions between intestinal microbial communities and the immune... ![wendy-garrett_headshot.jpeg](/sites/g/files/omnuum5411/files/styles/hwp_4_5__690x865/public/2024-08/wendy-garrett_headshot.jpeg?itok=BqKT-5R9) [### Shiv Subramaniam Pillai ](/people/shiv-subramaniam-pillai) Program Head, Graduate Program in Immunology Professor of Medicine he/him/his Sialic acid O-acetylation, Siglecs and the regulation of hematopoiesis and immunity We are particularly interested in a novel set of pathways in which Sialic acid acetyl esterase (SIAE) and inhibitory receptors of the Siglec family regulate adaptive... ![pillai_shiv.jpg](/sites/g/files/omnuum5411/files/styles/hwp_4_5__690x865/public/dms/files/pillai_shiv_0.jpg?itok=sIcIVKsE)