EXHIBIT 10.18 CONFIDENTIAL TREATMENT REQUESTED. CONFIDENTIAL PORTIONS OF THIS DOCUMENT HAVE BEEN REDACTED AND HAVE BEEN SEPARATELY FILED WITH THE COMMISSION. OPTION AND LICENSE AGREEMENT THIS AGREEMENT is effective as of the 12th day of September,...Option and License Agreement • January 30th, 1998 • Vical Inc • Biological products, (no disgnostic substances) • California
