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Table 2 Relative fold increase in Evan's blue dye concentration into the olfactory turbinates of control rats compared to hydrocephalic rats.

From: Evidence for reduced lymphatic CSF absorption in the H-Tx rat hydrocephalus model

Age

SD

H-TX

HC

P6

3.3

3.4

1*

P10

5.7

5.0

1*

  1. Evan's blue dye penetration of the olfactory turbinates was determined by an overlay grid (in the sagittal plane) and colorimetric values were analyzed. The dye concentration visualized in the HC animals was arbitrarily assigned a baseline reference value of 1(*). We compared the relative amount of dye visualized in the H-Tx and SD animals to this reference value. These two groups had several fold increase of dye concentration in turbinates compared to HC animals.