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Table 1 Staining intensity comparison of the immunohistochemical distribution of CD9 in equine lung tissues between groups. Level of staining was scored from + (weakly positive) to +++ (strongly positive)

From: Research article expression of surfactant protein-A and D, and CD9 in lungs of 1 and 30 day old foals

Lung

CD9

SP-A

SP-D

One Day Foals

30 Day Foals

One Day Foals

30 Day Foals

One Day Foals

30 Day Foals

Alveolar septa

+

+

+++

++

++

+++

Smooth muscle

-/+

-/+

-/+

-/+

-/+

-/+

Bronchiolar Epithelium

-

-

++

+++

+

++

Vascular Endothelium

+

+

+++

++

+++

+++

Macrophages

+

+

+

+

+

++