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Forensic DNA Consulting


DNA forensic technology has seen explosive growth in the last 10years, with a plethora of organizations offering DNA consulting services. Cephos stands out in providing a comprehensive range of reliable, expert services that cover every step of this process -- from how a sample is collected, to the extraction of DNA, to the analysis and independent interpretation of the results -- to ensure that you and your client’s needs are met. Dr. Laken has published extensively on DNA technology. He has worked on teams developing tests recommended by the American Cancer Society, and he also holds numerous patents on DNA technology. Dr. Laken is regularly hired by biotechnology firms to help in the development of their products and in the development of their commercial diagnostic tests.


With more than 15 years of experience in forensic DNA consulting, Cephos has helped to convict the guilty and exonerate the innocent. If you or your client professes their innocence, we may provide pro bono consulting.


When hiring an expert, the following questions should be considered:


  1. How was the sample collected?
  2. Was the chain of custody maintained?
  3. Did the scene remain secure?
  4. Was the person collecting the evidence trained in DNA sample collection?
  5. Was the testing performed correctly at the crime laboratory?
  6. Are the testing results interpreted correctly?
  7. Are the testing results consistent with witness testimony?
  8. Is the random-match probability calculated correctly?
  9. Is the DNA sample a mixture of individuals? If so, did the laboratory provide a likelihood ratio?
10. Is there additional evidence available for independent laboratory testing?



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