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Astrocyte growth for different culture conditions (a, b) Astrocytes were labeled by antibody staining of GFAP in random (a) and patterned (b) networks at 14 div. Staining of astrocytes in networks with 4 µm wide lines is not shown as almost no staining was present in these cultures. Scale bars, 20 µm. (c) Average labeled area per picture of GFAP-positive structures at 14 div (n = 60; *** P < 0.001)
