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Figure Caption
Fig 5 Time course of CX2 (8ARG-Cx43p, corresponding to the C-terminal domain sequence of Cx43) crossing the blood-brain barrier (BBB) efficiently in a 7-day-old zebrafish larva.
The carboxytetramethylrhodamine (TAMRA)-labeled peptide showed fluorescent signal detection (indicated by red color) in the brain and throughout the body at 1 h and 6 h post-treatment, as observed by fluorescence microscopy.
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