basolateral
adjective
ba·so·lat·er·al
| \ ˌbā-sō-ˈla-tə-rəl
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Medical Definition of basolateral
: situated below and toward the side : located in or on the base and one or more sides
Epithelia permit selective and regulated flux from apical to basolateral surfaces …— David B. Simon et al., Science, 2 July 1999