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Table 1 Intracellular distribution pattern and semiquantitative count of FITC-SOD-labeled monocytes as a function of activity

From: Cellular Penetration of Fluorescently Labeled Superoxide Dismutases of Various Origins

SODs (specific activity)

1 150 units/ml

2 1500 units/ml

CuZn, rh, BTG

M, C

M, C, PN

(3831 units/mg)

+

+ + +

CuZn, bovine, Sigma

M, C, PN

M, C, PN

(3590 units/mg)

+ +

+ + +

CuZn, bovine, Palleau

M, C, PN

M, C, PN

(4778 units/mg)

+ +

+ + +

CuZn, horse, Palleau

M, C, PN

M, C, PN

(4000 units/mg)

+ +

+ + +

Mn, rh, BTG

M

M

(3584 units/mg)

±

 

Mn, E. coli, Sigma

C

C

(2959 units/mg)

±

+

  1. C, cytoplasm; M, membrane; PN, perinuclear; ±, <1%; +, <25%; + +, ≤25%; + + +, >50% labeled cells, respectively.