JOINT FILING AGREEMENT
EXHIBIT 7
In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons
named below agree to the joint filing on behalf of each of them of a statement on Schedule 13D
(including amendments thereto) with respect to the Common Stock of Synvista Therapeutics, Inc. and
further agree that this Joint Filing Agreement be included as an Exhibit to such joint filings. In
evidence thereof, the undersigned, being duly authorized, have executed this Joint Filing Agreement
this 3rd day of January 2008.
| ATTICUS CAPITAL LP | ||||
By:
|
/s/ Xxxxxxx X. Xxxxxxxx* | |||
| Xxxxxxx X. Xxxxxxxx |
||||
| Chairman and Chief Executive Officer | ||||
| ATTICUS MANAGEMENT LIMITED | ||||
By:
|
/s/ Xxxxxx Xxxxxxx | |||
| Xxxxxx Xxxxxxx | ||||
| Attorney-in-Fact | ||||
| XXXXXXX X. XXXXXXXX | ||||
| /s/ Xxxxxxx X. Xxxxxxxx* | ||||
| Xxxxxxx X. Xxxxxxxx | ||||
| * | by Xxxxxx Xxxxxxx, attorney-in-fact |
