Update README.md

README.md

 Determining cellular heterogeneity in the human prostate with single-cell RNA sequencing
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 * Contact: Gervaise H. Henry
-* Email: gervaise.henry@gutsouthwestern.edu
+* Email: gervaise.henry@utsouthwestern.edu
 * Institution: UT Southwestern Medical Center
 * Department: Urology
 
-# Data Analysis
+## Data Analysis
 * Requirements:
 	* 10x CellRanger analyzed data:
 		* "filtered\_gene\_bc\_matrice_mex" folder