Exhibit
31

CERTIFICATIONS

I, Mark D. Gessler,
certify that:

| | 1. | I have reviewed this report on Form 10-Q of Gene
  Logic Inc.;                                                                                                                                                                                                                                                    
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| |    |                                                                                                                                                                                                                                                                                                                   
| | 2. | Based on my knowledge, this report does not contain
  any untrue statement of a material fact or omit to state a material fact
  necessary to make the statements made, in light of the circumstances under
  which such statements were made, not misleading with respect to the period
  covered by this report;
| |    |                                                                                                                                                                                                                                                                                                                   
| | 3. | Based on my knowledge, the financial statements, and
  other financial information included in this report, fairly present in all
  material respects the financial condition, results of operations and cash
  flows of the registrant as of, and for, the periods presented in this
  report;                   
| |    |                                                                                                                                                                                                                                                                                                                   
| | 4. | The registrants other certifying officer and I are
  responsible for establishing and maintaining disclosure controls and
  procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the
  registrant and have:                                                                                 
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| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| | 5. | The registrants other certifying officer and I have
  disclosed, based on our most recent evaluation of internal control over
  financial reporting, to the registrants auditors and the audit committee of
  registrants board of directors (or persons performing the equivalent
  functions):               
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| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   

|Date: | August 6, 2004 | By:  /s/ Mark
  D. Gessler
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|      |                |                           
|      |                |                           
|      |                |                           

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CERTIFICATIONS

I, Philip L. Rohrer, Jr.,
certify that:

| | 1. | I have reviewed this report on Form 10-Q of Gene
  Logic Inc.;                                                                                                                                                                                                                                                    
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| |    |                                                                                                                                                                                                                                                                                                                   
| | 2. | Based on my knowledge, this report does not contain
  any untrue statement of a material fact or omit to state a material fact
  necessary to make the statements made, in light of the circumstances under
  which such statements were made, not misleading with respect to the period
  covered by this report;
| |    |                                                                                                                                                                                                                                                                                                                   
| | 3. | Based on my knowledge, the financial statements, and
  other financial information included in this report, fairly present in all
  material respects the financial condition, results of operations and cash
  flows of the registrant as of, and for, the periods presented in this report;                     
| |    |                                                                                                                                                                                                                                                                                                                   
| | 4. | The registrants other certifying officer and I are
  responsible for establishing and maintaining disclosure controls and
  procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the
  registrant and have:                                                                                 
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| | 5. | The registrants other certifying officer and I have
  disclosed, based on our most recent evaluation of internal control over
  financial reporting, to the registrants auditors and the audit committee of
  registrants board of directors (or persons performing the equivalent functions):                 
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   
| |    |                                                                                                                                                                                                                                                                                                                   

|Date: | August 6, 2004 | By:  /s/
  Philip L. Rohrer, Jr.
|----- | -------------- | --------------------------------
|      |                |                                 
|      |                | Philip L. Rohrer, Jr.           
|      |                | Chief Financial Officer         

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