Electroporation puts Morpholinos into the brains of Xenopus embryos. A new paper describes methods for delivering Morpholinos into the cytosol/nuclear compartment of neurons in the developing brains of clawed frog embryos by using a specially-constructed electroporation chamber.
Falk J, Drinjakovic J, Leung KM, Dwivedy A, Regan AG, Piper M, Holt CE.
Electroporation of cDNA/Morpholinos to targeted areas of embryonic CNS in Xenopus.
BMC Developmental Biology 2007, 7:107 [epub ahead of print]