The present invention provides novel uses for CXCR4 antagonists, including specifically peptides of the T-140 family, in the treatment of skin burns and other injuries. The invention further provides methods for increasing epithelialization in a subject in need thereof, and for preventing or inhibiting fibrosis and excessive scar formation, using peptide inhibitors of the T-140 family as well as other CXCR4 antagonists.
