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MouseBIRN > MouseBIRNWorkGroups > MouseBIRNWorkflows

Generalized Workflow



Minutes from meetings



Duke CIVM MR Imaging and Analysis Workflow

Stage Action Data
Model Definition Internal External Investigator defines model of interest and biomarker. Concept definition. Project summary & Contact Info
CIVM project proposal Investigator defines scientific goal, need for resources -Project code -Local Investigator -External Collaborator related information -Nature of collaboration -Funding source
IACUC Investigator defines -strain -no of animals -source -animal handling & procedures & drugs to be administered -imaging procedures -expected outcome -Animal population information -Research Plan
Animal Preparation & Perfusion Duke technician enters: -animal information: ID, age, sex, weight, date of arrival -appropriate metada-, perfusion details, drugs administered -These data go into the animal database -Specific/Individual animal info -Animal preparation methods -Observations/Notes
Scan -Standard coil, specimen position, image sequence, scan parameters -Duke investigator enters location in DUKE database where data needs to be archived, project code, animal ID -Image metadata extracted automatically from scan header and used in the recon and archiving steps. -Scan parameters -Raw data
Reconstruction Reconstruction of raw data to image Image and reconstruction parameters
Archive Original Scans Image data are stored together with animal data -quick view of image data from database html interface -Image and animal database are connected so one can query either -Results of queries to either image or animal database -Directory structure
Post Process T2 weighted image calculation, alignment to reference target Derived image set (T2W)
Segmentation & Atlasing Segmentation pipeline: incorporates skull stripping, registration, intensity normalization. (for details: Neuroimage. 2005 Aug 15;27(2):425-35. ) Bit maps of segmented volumes, registration transforms
Morphometric analysis Registration, surface generation, global and local shape analysis (for details Badea. A, in preparation) Volume, area, shape info, variability info

Points for the future:

While parts of the workflow are automated and communicate smoothly with each other some parts are still work in progress:

  • the T2 image calculation pipeline is complete
  • the segmentation pipeline integrating Anjum's thesis work is complete, and includes extensions for new priors
  • putting specimens, segmentation and atlases in Paxinos coordinates and orientation, in progress.
  • registering with 3D Paxinos atlas contours or histology reconstruction if these exist, in progress

abadea - 09 May 2006 Alex Badea, Duke CIVM -- SallyGewalt - 04 Oct 2006



See this page for the working page for simple data sharing between CIT and UCLA
  • EAEexample.doc: Example of simple data sharing between CIT and UCLA + potential questions
  • EAE3metadata.xls: metadata from Allan for the EAE workflow


Attachment sort Action Size Date Who Comment
GeneralWorkflow.pdf manage 132.5 K 09 May 2006 - 19:41 JylBoline Generalized workflow for mouse BIRN
mouseworkflowsminutes05_05_06.doc manage 35.5 K 09 May 2006 - 23:33 JylBoline Minutes from first VTC, 05/05/06
EAEexample.doc manage 33.0 K 28 Aug 2006 - 23:43 JylBoline Example of simple data sharing between CIT and UCLA + potential questions
Workflow_Expt.pdf manage 25.0 K 03 Oct 2006 - 23:39 JylBoline Experimental setup: diagram with questions and answers
Workflows_prep.pdf manage 19.0 K 03 Oct 2006 - 23:40 JylBoline Preparation: diagram with questions and answers
Workflows_data_col.pdf manage 18.3 K 03 Oct 2006 - 23:40 JylBoline Data collection: diagram with questions and answers
Workflows_data_pro.pdf manage 22.5 K 03 Oct 2006 - 23:42 JylBoline Data Processing: diagram with questions and answers
EAE3metadata.xls manage 46.0 K 23 Jan 2007 - 19:58 JylBoline metadata from Allan for the EAE workflow
EAE_work_data_flow.doc manage 56.0 K 24 Jan 2007 - 20:43 EdrissMerchant Helps to document the work flow and data flow of EAE collaboration between UCLA and Caltech.
EAE_work_data_flow_caltech.doc manage 55.5 K 08 Feb 2007 - 16:20 EdrissMerchant Documents the work and data flow for the EAE collaboration between UCLA and Caltech. This is from Caltech's perspective.