DNA Services

Principal Forensic Services possesses a wealth of experience in DNA analysis and interpretation. Each of the Directors is well known and well respected internationally in their field.

As such, we are excellently positioned to provide consultation on:

DNA EXPERT WITNESS SERVICE

Independent examination and evidence review  for  prosecution and defence. Case review and investigative advice.

Specialist DNA calculations:

  • Bespoke DNA calculations
  • DNA mixtures, relatives
  • Y STR & mitochondrial DNA
  • New DNA Multiplexes
DNA CONSULTANCY

For criminal and civil investigators

Specialist casework:

  • Low Template DNA analysis advice
  • Cold case reviews and strategy
  • Advice on sources and retrieval of historic records & archived samples
  • Probabilistic Networks for activity & combination of evidence types
  • Historic DNA processes
  • Paternity, parentage and body ID

Research:

  • Targeted data collection
  • Data analysis methods
  • Software for LRs
TRAINING & EDUCATION

For forensic scientists, lawyers and managers, undergraduate & post-graduate lectures

Full courses, workshops and awareness

Training courses, assessment and post-course support for:

  • Technical training
  • Expert Witnesses
  • DNA statistics & mixtures
  • Low Template DNA interpretation
  • Bayesian Analysis
  • Probability and transfer
  • Case Assessment, sampling & testing decisions
  • Case Assessment & Interpretation
QUALITY & STANDARDS

For forensic laboratories:

  • Pre-UKAS audit assessment – to ISO17025 & ENFSI standards
  • Investigating quality failures – in laboratory & opinion-based work
  • Implementing best practice to streamline and improve analytical methods and interpretation
  • DNA Laboratory design
  • DNA Anti-contamination procedures
  • Validation programmes
  • Setting quality trials
  • Assessment of practitioner competency