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Figure 11
Problem images. (a) Gradient-edge effects producing edges near the boundary of the drop; (b) drop shadows; (c) artifacts in the drops; (d) protein skins mimicking crystals; (e) very faint drop boundaries from organic precipitants; (f) inhomogeneous precipitants often look interesting to the net and generate a lot of false positives.

Journal logoBIOLOGICAL
CRYSTALLOGRAPHY
ISSN: 1399-0047
Volume 58| Part 11| October 2002| Pages 1915-1923
doi:10.1107/S0907444902016840
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