. We-would-like-to-thank-dr, D. Paul, and . Allen, ) for providing access to the dyspedic mice used in this study and to Linda Groom for excellent technical assistance. The anti-junctin antibody used in this study was generously provided by This work was supported by research grants from the, AR44657 to R.T. Dirksen) and the Australian National Health and Medical Research Council

S. Olaf, Andersen served as editor

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