ZACUNOST

Pharmaceuticals

Owner

ACUSPHERE, INC.

XACTURIS

Pharmaceuticals

Owner

ACUSPHERE, INC.

IMAGIFY

Pharmaceuticals

Owner

ACUSPHERE, INC.

ACUSPHERE

Pharmaceuticals

Owner

ACUSPHERE, INC.

XACTURIS

Pharmaceuticals

Owner

ACUSPHERE, INC.

ZACUNOST

Pharmaceuticals

Owner

ACUSPHERE, INC.

IMAGIFY

Pharmaceuticals

Owner

ACUSPHERE, INC.

ACUSPHERE

Pharmaceuticals

Owner

ACUSPHERE, INC.

ACUSPHERE

Pharmaceuticals

Owner

ACUSPHERE, INC.

IMAGIFY

Pharmaceuticals

Owner

ACUSPHERE, INC.

ZACUNOST

Pharmaceuticals

Owner

ACUSPHERE, INC.

XACTURIS

Pharmaceuticals

Owner

ACUSPHERE, INC.

HDDS

Pharmaceuticals

Owner

ACUSPHERE, INC.

Feb 1, 2005