雌核

The expression of Bax and Bcl-2 in cerebellum cortex and bathypelagic nuclei of the ovariectomized SD rat were up-regulated and down-regulated respectively, and the expression of the 2 proteins was regulated to normal after the rats were treated with 17β-estradiol.

结果显示，摘除双侧卵巢后，SD大鼠小脑皮质及深层核团中Bcl-2的表达有不同程度的降低，而Bax的表达出现不同程度的上升；给予外源性17β-雌二醇治疗后，2种蛋白的比例基本恢复正常。

Uses giemsa's dye and microscope observe bursa copulatrix sperm of silkworm directly, artificial insemination using the sperm, the studies shows: The seminal fluid is similar in the male moth seminal vesicle and in the female bursa copulatrix after mating 20 to 30 minute, and the seminal fluid is contains large number of eupyrene sperm bundles and not be activated.

采用姬姆萨染色及显微镜下直接观察家蚕交配囊中精液，并用交配囊精液进行人工授精，研究发现：交配20~30 min雌蛾交配囊中精液与雄蛾储精囊中精液一样，精液未被活化，含有大量有核精子束。

The pollen tube enters the female gametophyte from micropylar end and the free nuclei near pollen tube have the average chance to acting as the functional egg.

花粉管从雌配子体的珠孔端进入，珠孔端的游离核行使卵细胞功能的机会是均等的。

Years , and of the normal nasal mucosa from 8 patients (male 4, female 4, aged 22-43 years, mean age 32 years). Resutls showed that the ER+ cells were morphologically plasma positive and nuclear negative and the plasma contained a large number of dark brown monomorphic granules.

结果显示：鼻息肉和慢性炎性鼻粘膜中，含有一种形态独特的雌孕激素受体阳性细胞，该阳性细胞呈圆形或椭圆形，为胞浆阳性，胞核阴性并且胞浆中含有大量的棕褐色颗粒。

AIM: To explore optimal superovulating methods and parthenogenetic activation conditions in rabbits.

目的：探索兔卵母细胞的最佳超排方法及孤雌激活的条件，为人兔异种核移植提供充足的兔卵母细胞。

The effect of EGF on the maturation of oocyte nuclear and cytoplasm is studied by adding EGF in culture media in vitro. In addition, it is also examined by parthenogenetic activation.

本试验在体外成熟培养液中添加EGF，研究其对核及质成熟的作用，并通过孤雌激活来检验EGF对牛卵母细胞胞质的成熟。

The effect of food concentration on characteristics in life history of Brachionus urceus, such as the duration of principal development stage, net reproductive rate and mixis rate in all the offspring, was studied by the method of clonal culture.

方法］采用单个体培养法，研究了不同浓度的蛋白核小球藻对壶状臂尾轮虫主要发育阶段历时、净生殖率以及全部后代的混交雌体百分率等生活史特征的影响。

In the Coniferophyta the female gametophyte is reduced to a nonphotosynthetic tissue with up to 2000 nuclei in the ovule, which produces archegonia.

松柏类植物的雌配子体成为颈卵器，其胚珠为含有2000个以上的核的非光合组织，（参见 archegonium ）。

The parthenogenetic blastocysts and morulas were seeded on MEF feeder respectively to examine the primary ICM appearance and compare the derivation rate, Results: Twelve batches of mouse parthenogenetic embryonic stem cells were established.

结果：共建立了12株小鼠孤雌胚胎干细胞系，这些细胞SSEA-1抗原阳性，SSEA-4，TRA-1-81，TRA-1-60表面抗原阴性，具有AKP活性，保持正常染色体核型，体内外分化分别形成畸胎瘤和拟胚体。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失