目的:探讨监测血清afp对小儿肝母细胞瘤和卵黄囊瘤诊断和预后的意义。
Aim: to investigate the diagnosis and predication value of serum AFP in infants with hepatoblastoma and yolk-sac tumors.
结果:肝母细胞瘤和卵黄囊瘤术前血清AFP阳性率分别为85%,93%。
Results: AFP was significantly increased in 85% patients with hepatoblastoma and 93% patients with yolk-sac tumors.
高浓度雌二醇对卵黄发生前期卵母细胞卵径增大也有明显刺激作用(P<0.01);
High concentration of oestradiol had a significant stimulation (P<0. 01) on oocyte diameter increase at the previtellogenesis stage.
卵母细胞外的滤泡细胞也存在卵黄脂磷蛋白的阳性反应。
It was found that the follicle cells also had positive reaction of lipovitellin.
卵母细胞的卵黄颗粒上两种蛋白均呈现阳性反应。
There were positive reaction of two proteins in yolk granules of oocyte.
运用透射电镜观察了莫桑鼻给非鲫卵母细胞内卵黄球的结构;
The yolk spheres of Tilapia mossmabica have been studied by transmission electron microscopy.
它包括两部分物质来源:一部分是由血淋巴通过滤泡细胞间隙向卵母细胞提供合成卵黄物质;
One is blood lymph that offers some useful materials for the oocyte to synthesize vitelline material directly through follicle cell gaps;
它包括两部分物质来源:一部分是由血淋巴通过滤泡细胞间隙向卵母细胞提供合成卵黄物质;
One is blood lymph that offers some useful materials for the oocyte to synthesize vitelline material directly through follicle cell gaps;
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