SCHEDULE 13D
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CUSIP NO. 917920 10 0 PAGE 10 OF 10 PAGES
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EXHIBIT 1
JOINT FILING AGREEMENT OF
AMPERSAND 1999 LIMITED PARTNERSHIP AND
AMP-99 MANAGEMENT COMPANY LIMITED LIABILITY COMPANY
The undersigned persons agree and consent pursuant to Rule
13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, as of the
date set forth below, to the joint filing on their behalf of the Schedule 13D to
which this Exhibit is attached, in connection with their beneficial ownership of
the common stock of V.I. Technologies, Inc. at March 21, 2005 and agree that
such statement is filed on behalf of each of them.
AMPERSAND 1999 LIMITED PARTNERSHIP
By: AMP-99 Management Company Limited Liability Company, its General Partner
By: /s/ Xxxxxxx X. Xxxxxxx
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Xxxxxxx X. Xxxxxxx, its Principal Managing Member
Dated: March 21, 2005
AMP-99 MANAGEMENT COMPANY LIMITED LIABILITY COMPANY
By: /s/ Xxxxxxx X. Xxxxxxx
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Xxxxxxx X. Xxxxxxx, its Principal Managing Member
Dated: March 21, 2005
