EXHIBIT 23.1
CONSENT OF INDEPENDENT ACCOUNTANTS
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 AeroGen, Inc. of our report dated February 9, 2001 relating to the consolidated financial statements of AeroGen, Inc., which appears in this Form 10-K.
PricewaterhouseCoopers LLP
San
Jose, California
March 28, 2001