在 pH 8.1 的海水中,軟絲在鰓管腔進行銨離子調控,讓體內血液維持在 pH 7.4 。圖│研之有物 (資料來源│Branchial NH4+-dependent acid–base transport mechanisms and energy metabolism of squid (Sepioteuthis lessoniana) affected by seawater acidification)