- S.C.O.R.E. Lab - Argye Hillis, M.D.
- Safety and Functionality Eye Research (SAFER) - Pradeep Ramulu, M.D., Ph.D.
- Salzberg Lab - Steven Salzberg, Ph.D.
- Samantha Pitts Lab - Samantha Pitts, M.D., M.P.H.
- Samuel Durso Lab - Samuel Durso, M.D., M.B.A.
- Samuel R. Denmeade Laboratory - Sam Denmeade, M.D.
- Sanjay Desai Lab - Sanjay Desai, M.D.
- Saowanee Ngamruengphong Lab - Saowanee Ngamruengphong, M.D.
- Sapna Kudchadkar Lab - Sapna Kudchadkar, M.D., Ph.D.
- Sara Cosgrove Lab - Sara Cosgrove, M.D.
- Sara Mixter Lab - Sara Mixter, M.D., M.P.H.
- Sarah Clever Lab - Sarah Clever, M.D.
- Saraswati Sukumar Lab - Saraswati Sukumar, Ph.D.
- Sarbjit Saini Lab - Sarbjit Saini, M.D.
- Schneck Lab - Jonathan Schneck, M.D., Ph.D.
- Sean Berenholtz Lab - Sean M. Berenholtz, M.D., M.H.S.
- Sean Leng Lab - Sean Leng, M.D., Ph.D.
- Sean Tackett Lab - Sean Tackett, M.D., M.P.H.
- Sean Taverna Laboratory - Sean Taverna, Ph.D.
- Sensorimotor Adaptation - Vestibular and Oculomotor - Mark Shelhamer, Sc.D.
- Seth Blackshaw Lab - Seth Blackshaw, Ph.D.
- Seth Margolis Laboratory - Seth Margolis, Ph.D.
- Seth Martin Lab - Seth Martin, M.D., M.H.S.
- Sevil Yasar Lab - Sevil Yasar, M.D., Ph.D.
- Seydoux Lab - Geraldine Seydoux, Ph.D.
- Shanthini Sockanathan Laboratory - Shanthini Sockanathan, D.Phil.
- Shaoyong Yu Lab - Shaoyong Yu, M.D.
- Sharon Dudley Brown Lab - Sharon Dudley-Brown, Ph.D.
- Shawn Lupold Laboratory - Shawn Lupold, Ph.D.
- Shelby Kutty Laboratory - Shelby Kutty, M.D., Ph.D., M.S.
- Sherita Golden Lab - Sherita Golden, M.D., M.H.S.
- Shivani Patel Lab - Shivani Patel, M.B.B.S.
- Shyam Sundar Biswal Lab - Shyam Biswal, Ph.D.
- Singh Lab: Stem Cell Transplant Group - Mandeep Singh, M.B.B.S., M.D., Ph.D.
- Sivanesan Neuromodulation Laboratory (SNL) - Eellan Sivanesan, M.D.
- Sonye Danoff Lab - Sonye Danoff, M.D., Ph.D.
- Sophie Lanzkron Lab - Sophie Lanzkron, M.D., M.H.S.
- Spinal Column Surgical Outcomes Lab - Ali Bydon, M.D.
- Spinal Oncology Lab - Daniel Lubelski, M.D.
- Spine Outcomes Research Center - Richard L. Skolasky, Sc.D., M.A.
- Srinivasan Yegnasubramanian Lab - Srinivasan Yegnasubramanian, M.D., Ph.D.
- Stephen Mathai Lab - Stephen Mathai, M.D., M.H.S.
- Stephen Sisson Lab - Stephen Sisson, M.D.
- Stephen Sozio Lab - Stephen Sozio, M.D.
- Steve Cohen Lab - Steven Cohen, M.D.
- Steven Claypool Lab - Steven Claypool, Ph.D.
- Steven Frank Lab - Steven Frank, M.D.
- Steven Levin Lab - Steven Levin, M.D.
- Steven Menez Lab - Steven Menez, M.D., M.H.S.
- Stivers Lab - James Stivers, Ph.D.
- Stuart C. Ray Lab - Stuart Ray, M.D.
- Sujatha Kannan Lab - Sujatha Kannan, M.B.B.S.
- Supendymoma and Ependymoma Research Center - Henry Brem, M.D.
- Susan Michaelis Lab - Susan Michaelis, Ph.D.
- Susan Tuddenham Lab - Susan Tuddenham, M.D., M.P.H.
- Suzanne Jan de Beur Lab - Suzanne Jan De Beur, M.D.
- Suzanne Topalian Lab - Suzanne Topalian, M.D.
- Svetlana Lutsenko Laboratory - Svetlana Lutsenko, Ph.D.
- Swallowing Investigation in Physiology (SIP) Lab - Marlis Gonzalez-Fernandez, M.D., Ph.D.
- Sydney Dy Lab - Sydney Dy, M.D.
- Systems Biology Laboratory - Aleksander Popel, Ph.D.
- Systems Neurobiology Laboratory - Sascha du Lac, Ph.D.