精子的

Fig.1. Effects of GABA and P4 on A 23187-induced capacitation in human spermatozoa in vitro.

为了研究GABA和P4是否参与人精子的获能作用，在人精子悬液中，分别加入5 μmol/L的GABA和P4，以P4溶剂DMSO作为空白对照组。

The embryo and sperm cell nuclei are stained purple while sperm tails are green.

胚胎和精子细胞核呈紫色，而精子的尾巴是绿色。

The spermatogenesis in worker included spermatogonia, primary speramtocyte, second spermatocyte and spermatid, but mature sperm was not found.

工蚁精子的发生过程包括精原细胞时期和精母细胞时期，并形成了精细胞，但未形成精子。

The ultrastructure of spermatogenesis and spermatozoon of Pollicipes mitella was studied.

对龟足精子发生和成熟精子的超微结构进行了研究。

Spermatogenesis and spermatozoon ultrastructure in the Nile shield-head catfish Synodontis schall are described using scanning and transmission electron microscopy.

用扫描和透射电子显微镜研究了尼罗河鲶--盾头歧须的精子发生和精子的超微结构。

The ultrastructure of the spermatozoon of the Andrias davidianus was studied in this paper. The spermatozoon consisted of a head, a middle piece and a tail.

本文运用透射电镜和扫描电镜研究了大鲵精子的超微结构，大鲵精子由头部，中片和尾部三部分组成。

The fertilizing rate of turbot sperm after being stored for 3 h was similar to that of fresh sperm.

本实验保存大菱鲆精子的方法完全满足了大菱鲆精子短距离运输的要求。

The effects of cryopreservation (-196℃) on the antioxidant activities of enzymes (SOD, CAT, GSH-PX and GR) in seminal plasma and spermatozoa of Russian sturgeon Acipenser gueldenstaedti were studied by a reagent kit to clarify damage mechanism of spermatozoa.

为了探讨超低温(-196℃)对精子的损伤机理，采用试剂盒测定了冷冻前后俄罗斯鲟精浆和精子中超氧化物歧化酶、过氧化氢酶、谷胱甘肽过氧化物酶和谷肽甘肽还原酶等酶活性。

Inhibition of PP1 gamma 2 causes motility initiation in immature spermatozoa and motility stimulation and changes in flagellar beat parameters in mature spermatozoa.

抑制PP1γ2会起始未成熟精子的运动并刺激和改变成熟精子的鞭毛运动参数。

The sperm were incubated in the medium with 20% FF for 3 hours after cocultured with LIOEC for 3 and 6 hours.

检测9hr培养时间内精子的存活率。3、精子在与HOEC共培养后3hr和6hr，加入20％FF作用3hr，检测其AR率。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。