CUSIP NO. 000000000 Schedule 13G Page 14 of 15
EXHIBIT 1
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JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k)(1)
The undersigned acknowledge and agree that the foregoing statement on
Schedule 13G is filed on behalf of each of the undersigned and that all
subsequent amendments to this statement on Schedule 13G shall be filed on
behalf of each of the undersigned without the necessity of filing additional
joint filing statements. The undersigned acknowledge that each shall be
responsible for the timely filing of such amendments, and for the completeness
and accuracy of the information concerning him, her or it contained herein, but
shall not be responsible for the completeness and accuracy of the information
concerning the other entities or persons, except to the extent that he, she or
it knows or has reason to believe that such information is inaccurate.
Dated as of July 30, 2007
AISLING CAPITAL II, LP
By: Aisling Capital Partners, LP
General Partner
By: Aisling Capital Partners LLC
Managing Member
By: /s/ Xxxxxx Xxxxxxx
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Name: Xxxxxx Xxxxxxx
Title: Senior Managing Director
AISLING CAPITAL PARTNERS, LP
By: Aisling Capital Partners LLC
Managing Member
By: /s/ Xxxxxx Xxxxxxx
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Name: Xxxxxx Xxxxxxx
Title: Senior Managing Director
CUSIP NO. 000000000 Schedule 13G Page 15 of 15
AISLING CAPITAL PARTNERS LLC
By: /s/ Xxxxxx Xxxxxxx
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Name: Xxxxxx Xxxxxxx
Title: Senior Managing Director
/s/ Xxxxx Xxxx
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Xxxxx Xxxx
/s/ Xxxxxx Xxxxxxx
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Xxxxxx Xxxxxxx
/s/ Xxxxxx Xxxxxx
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Xxxxxx Xxxxxx
