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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Methods Mol Biol. 2012;843:29–46. doi: 10.1007/978-1-61779-523-7_4

Fig. 1.

Fig. 1

Microinjection apparatus and glass capillary needle tip gauge. (a) Photograph of the assembled microinjection apparatus with a stereo dissecting microscope. (b) Image of a pulled glass capillary needle. The optimal breakage position is indicated (arrowhead). The needle is stained for visualization. Scale bar is 2 mm.