Bitan:MicrogliaIHC: Difference between revisions

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Line 4: Line 4:
Acquisition → Acquire Image
Acquisition → Acquire Image


<sub> Click on the image, but not on the section </sub>
*Click on the image, but not on the section


Image → Add Scalebar
Image → Add Scalebar


<sub>Set to 100 microns
*Set to 100 microns


Apply Scalebar</sub>
*Apply Scalebar


To get to the next section revert back to Live Image and Select New Data File
To get to the next section revert back to Live Image and Select New Data File




Line 22: Line 21:
Both Images:
Both Images:


<sub>Image → Type → 8-bit</sub>
*Image → Type → 8-bit


One Image:
One Image:


<sub>Analyze → Set Scale
*Analyze → Set Scale


70<sub> pixels</sub> → 100 μm</sub>
**70 pixels → 100 μm


Process → Subtract Background
*Process → Subtract Background


50 pixels rolling ball radius
**50 pixels rolling ball radius


Check Light Background
**Check Light Background


Use color picker to pick a color closest to white
*Use color picker to pick a color closest to white


Use pencil to whiteout all dark areas not part of the spinal section or are “spots” on the section
*Use pencil to whiteout all dark areas not part of the spinal section or are “spots” on the section


Image → Adjust → Brightness and Contrast
*Image → Adjust → Brightness and Contrast


Adjust min/max bars until microglia are clearly contrasting the background
**Adjust min/max bars until microglia are clearly contrasting the background


Compare with other 8 bit image
**Compare with other 8 bit image


Image → Adjust → Threshould
*Image → Adjust → Threshold


Adjust Threshold value until microglia are selected and as much background is removed as possible
**Adjust Threshold value until microglia are selected and as much background is removed as possible


Use zoom tool to compare with 8-bit image
**Use zoom tool to compare with 8-bit image


Analyze→ Analyze Particles
*Analyze→ Analyze Particles


Select Summarize and DIsplay Measurement
**Select Summarize and DIsplay Measurement


Mark down: Count, Total Area, and Average Size
**Mark down: Count, Total Area, and Average Size

Revision as of 04:30, 5 September 2015

Bring section under focus in StereoInvestigator

Acquisition → Acquire Image

  • Click on the image, but not on the section

Image → Add Scalebar

  • Set to 100 microns
  • Apply Scalebar

To get to the next section revert back to Live Image and Select New Data File


Open Image in ImageJ

Open a second image

Both Images:

  • Image → Type → 8-bit

One Image:

  • Analyze → Set Scale
    • 70 pixels → 100 μm
  • Process → Subtract Background
    • 50 pixels rolling ball radius
    • Check Light Background
  • Use color picker to pick a color closest to white
  • Use pencil to whiteout all dark areas not part of the spinal section or are “spots” on the section
  • Image → Adjust → Brightness and Contrast
    • Adjust min/max bars until microglia are clearly contrasting the background
    • Compare with other 8 bit image
  • Image → Adjust → Threshold
    • Adjust Threshold value until microglia are selected and as much background is removed as possible
    • Use zoom tool to compare with 8-bit image
  • Analyze→ Analyze Particles
    • Select Summarize and DIsplay Measurement
    • Mark down: Count, Total Area, and Average Size