这个词是什么意思？
The inner zone of the adrenal cortex. This zone produces the enzymes that convert PREGNENOLONE, a 21-carbon steroid, to 19-carbon steroids (DEHYDROEPIANDROSTERONE; and ANDROSTENEDIONE) via 17-ALPHA-HYDROXYPREGNENOLONE.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D015385 · MeSH 2026。
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