Methods: To assess the perimenopausal state of 11-month-old mice, estrous cycles of natural ageing mice were comprehended through observing cast-off cells of the vagina.

　
英 美
  • 方法：通過(guò)觀(guān)察陰道脫落細胞了解11月齡自然衰老小鼠的動(dòng)情周期情況，判定11月齡小鼠進(jìn)入圍絕經(jīng)期；
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan