**10.58a**





**Second
      Amendment to Executive Employment Agreement**





This
      Second Amendment (the “Amendment”) is made on this 8 th day of
      May, 2007, but as of the 23rd day of February, 2007 by and between Gene
      Logic
      Inc., a Delaware corporation (the “Company”), and Philip L. Rohrer, Jr. (the
“Executive”).





The
      parties to this amendment have previously entered into an Executive Employment
      Agreement dated October 11, 1999 that was amended by a First Amendment dated
      as
      of October 24, 2006 (said agreement and amendment being herein referred to
      collectively as the “Agreement”).





On
      February 22, 2007, the Company’s Board of Directors approved certain changes to
      the terms of the Executive’s Agreement and the Executive agreed to such terms
      and this amendment is being executed to document those changes and evidence
      the
      agreement of the parties to such terms. Terms not otherwise defined herein
      shall
      have the meanings as defined in the Agreement.








Therefore,
      the parties to this amendment hereby agree as follows:





1.
            **Base
                Salary**.
                Section 2 of the Agreement is hereby amended by adding a new sentence
                after the first sentence of Section 2 to read as follows:





For
      calendar year 2007, Rohrer shall receive an annualized base salary of $275,000.





2.
            **Incentive
                Compensation.**Subsection 4.1 is hereby amended by adding the following sentences
                at the
                end thereof as follows:





For
      calendar year 2007, Rohrer shall receive incentive compensation of 50% of his
      base salary, payable within 2 1⁄2 months after the end of 2007, so long as
      Rohrer’s employment by the Company on a full -time basis continues through
      December 31, 2007. This payment is in lieu of any other cash bonus or cash
      incentive compensation payment from the Company for Rohrer’s work during 2007.
      If Rohrer’s employment by the Company on a full-time basis terminates prior to
      December 31, 2007, he shall not be entitled to any incentive compensation
      payment for his work in 2007 under this subsection, but may be entitled to
      compensation under Section X.





3.
            **Severance
                Payment**.
                Section X is hereby amended by adding a new bullet after the other
                bullets
                in subsection (a) as follows:





§
            If
                employment of the Executive is terminated by the Company prior to
                the end
                of 2007 without cause, in addition to any other severance payment
                to which
                he is otherwise entitled, he will also receive, within fifteen days
                after
                termination of employment, a lump sum payment equal to the balance
                of his
                2007 salary and incentive compensation as if he had worked through
                December 31, 2007 that has not previously been
                paid.





4.
            **Additional
                Change of Control payment**.
                Subsection (c) of Section X is hereby further amended by adding the
                following after the first sentence of such
                subsection:





However,
      notwithstanding the preceding sentence or any conflicting or inconsistent terms
      of the Company’s Executive Severance Plan, if employment of the Executive is
      terminated by the Company prior to the end of 2007 without cause and if
      Executive is entitled to benefits under the Executive Severance Plan, in
      addition to any other severance payment to which he is otherwise entitled
      thereunder, the Executive will also receive, within fifteen days after
      termination of employment and becoming
      entitled to payment under the Executive Severance Plan, a lump sum payment
      equal
      to the balance of his 2007 salary and incentive compensation as if he had worked
      through December 31, 2007 that has not previously been paid, as described in
      subsection X(a) above.










**5.**
            **Term**.
                Section 6 is hereby amended by adding a new sentence at the end of
                such
                subsection as follows:





Notwithstanding
      the above, from and after February 22, 2007, the term of employment hereunder
      shall be for a period ending on December 31, 2007, subject to renewal by
      agreement of the parties, and, notwithstanding any stated term, Company may
      terminate this Agreement at any time as provided in Section 7, and subject
      to
      the terms of Section X.




6.
            **Miscellaneous:**


Except
      as
      specifically provided herein, the Agreement remains in full force and effect
      and
      unmodified.





To
      evidence their agreement to the terms of this Second Amendment, Executive has
      signed and Company has caused its duly authorized representative to sign this
      Second Amendment as of February 23, 2007





Gene
                Logic Inc.
              
              By:/s/
                Charles L. Dimmler, III
              Charles
                L. Dimmler, III
              CEO
                & President
            Executive
              
              /s/
                Philip L. Rohrer, Jr.
              Philip
                L. Rohrer, Jr.