Notes
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Outline
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Rutgers University Cell and DNA Repository:
A Global Resource
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Genomics
  • Biology (questions)
  • Biotechnology (answers)
  • BIOREPOSITORIES (samples)
  •         Convergence
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What is a Biorepository?
  • Four primary functions of a Biorepository


      • Sample acquisition

      • Processing

      • Storage

      • Distribution

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Primary RUCDR Functions
(expanding services)
  • Receive ~30K blood samples per year
    • Receive samples from individuals and/or nuclear families
      • Produce EBV transformed cell lines as a renewable resource for DNA, RNA, protein and cytogenetic studies
      • Produce 200 (WB) – 1500 µg (LCL) genomic DNA per subject
  • Provide ~150K DNA per year to ~250 labs
    • Single aliquots
    • 96 & 384 well arrays
  • With our partners (i.e., Washington U School of Medicine), provide clinical data for each subject
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"Speeding discovery of genes for..."
  • Speeding discovery of genes for complex diseases by sharing well annotated, high quality human samples
  • >$15M annual grant & contract support
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 SOME RUCDR  PROJECTS
  • NIDDK
    • Diabetes Type I and Type II (also HBDI)
    • Inflammatory Bowel Disease
    • Kidney and Liver Diseases
  • NIMH
    •  Alzheimer Disease
    •  Autism (also CAN/AGRE, Simons Simplex Collection)
    •  Bipolar Disorder
    •  Schizophrenia
    •  Pharmacogenetic (clinical) trials
  • NIDA
    • Tobacco
    • Opiates
    • Cocaine
    • Clinical trials
  • NIAAA
    • Alcoholism
  • Longevity/Centenarian (BU/Harvard - Elixir Pharma)
  • Rare Diseases
    • H-G Progeria
  • National Bone Marrow Donor Program
  • Immune Tolerance Network


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The RUCDR Role in Research on Populations with Complex Diseases
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Some Challenges for
Genetics Repositories
  • Most DNA are genotyped (e.g., SNPs) soon after collection and provided to several labs who may compare data.
    • Errors are revealed quickly!
  • Samples must be of high quality and uniform concentration
    • Requirement of high throughput assays
  • Must accommodate up to a 5-fold daily variation in number of samples received (labor, space and supplies issues)


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Sources of errors
  • Sample identity errors are often revealed by lack of Mendelian relationship between samples.
      • Non-paternity, non-maternity (adopted)
      • Mislabeling in field (most common error)
        • Mixing samples from two individuals (especially common when collecting family samples at the same time)
      • Repository errors
        • QA procedures and sample tracking systems allow historic dissection of mislabeling errors (which can then be corrected)
          • Photographing blood tubes/ saving blood sample
          • No manual transcription
          • Capture data on all processing and QA/QC steps



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How do you transition a repository?
      • Sample acquisition
        • LIMS

      • Processing
        • Automation

      • Storage
        • Formatting

      • Distribution
        • LIMS / Automation / Formatting

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New Infrastructure
  • Laboratory Automation
    • Biomek FX Liquid Handlers
    • Tecan Freedom EVO Liquid Handlers
  • QA/QC
    • Caliper LabChip90
    • Invitrogen Egel System
    • Applied Biosystems 7900HT
  • Enterprise Level LIMS System
    • STARLIMS

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Technology Development
  • DNA Extraction
  • RNA Extraction
  • Nucleic Acid Distribution
  • Storage System
  • Mycoplasma Testing – Real Time PCR
  • DNA QA/QC – NanoDrop / Invitrogen
  • LIMS Implementation
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Operational Requirements I
  • Tracking of samples from pre-registration to receipt to processing to storage to retrieval…with all pertinent sample data linked to each entry
  • Ability to link processing SOPs and QA/QC data to each sample
  • Ability to “select” and “flag” specific samples for operational or quality concerns
  • Ability to “easily” generate reports on all operational components of the biorepository



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Operational Requirements II
  • Get real time updates on samples being processed
  • Generate pick lists for distributions based on ALL study variables
  • Efficiently manage storage space and run “compression” algorithms to maximize space
  • Integrate essential lab instrumentation and data formats in the LIMS
  • Trigger billing events for services in both grants and contracts
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DNA Quality Control /
Quality Assurance
  • >500 Samples per Week
  • Labor Intensive Set up
  • Time Intensive
  • HISTORICAL Data
  • Critical for all downstream applications


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Semi-automated Spectrophotometry Gold Standard
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Automated DNA Sizing
(PCR / Restriction)
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Automation Goals
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Final Configuration –
48 to 96 Samples
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RUCDR