[Clifford Chance Letterhead]

                        CONSENT OF CLIFFORD CHANCE US LLP

We hereby consent to the reference to our firm under the caption "Fund Counsel"
in the Statement of Additional Information comprising a part of Post-Effective
Amendment No. 20 to the Form N-1A Registration Statement of Morgan Stanley
Health Sciences Trust, File No. 033-48189. We do not thereby admit that we are
within the category of persons whose consent is required under Section 7 of the
Securities Act of 1933 or the rules and regulations of the Securities and
Exchange Commission thereunder.


/s/ Clifford Chance US LLP
New York, New York
November 21, 2007