Assertion: microtubule's end | /r/AtLocation | lower part of the oocyte
Facets:
Source sentences:
text: Signals sent between the follicular cells and the oocyte (such as factors similar to epidermal growth factor) cause the reorganization of the microtubules so that their (-) ends are located in the lower part of the oocyte, polarizing the structure and leading to the appearance of an anterior-posterior axis.