Is the XeFGF(i) GS probe describe in Isaacs, H.V., Tannahill, D. and Slack, J.M.W. 1992. Expression of a novel FGF in the Xenopus embryo. A new candidate inducing factor for mesoderm formation and anteroposterior specification. Development 114:711-720.
Linearize with EcoR1 and transcribe with T3 to give a probe of 300 bases.
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e-mail: bsshvi@midge.bath.ac.uk