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Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption "Experts" and to the use of our report dated July 3, 2013, except for Note 16, as to which the date is September 5, 2013, in the Registration Statement (Form S-1) and related Prospectus of Acceleron Pharma Inc. for the registration of shares of its common stock.
/s/ Ernst & Young LLP |
Boston, Massachusetts
January 9, 2014
Consent of Independent Registered Public Accounting Firm