The meaning of the Acronym ITSF is...

ITSF is

• Immune Thymus Suppressor Factor

More Meanings For ITSF:

• International Test Scheduling Form
• Immune Thymus Suppressor Factor
• International Telecom Sync Forum
• Independent Testing Status Form
• International Therapeutic Solidarity Fund
• Indonesia Toray Science Foundation
• International Table Soccer Federation

ITSF is also in:

• Conferences
• Educational
• Human Genome
• Non-Profit Organizations
• Sports
• Universities