性母细胞

Genetic diversity in 12 populations of apomictic Eulaliopsis binata was evaluated by morphological observation and RAPD analyse ,as a result, 12 populations of E.binata were divided into different types.

通过分析龙须草核型和观察花粉母细胞减数分裂过程中染色体行为与变异，判断其倍性水平和多倍体类型。

This study demonstrated that WT1 protein was immunohistochemically positive in nuclei of blastemal cells and immature glomerular cells in early fetal kidney, while positive in tubular cytoplasm in late fetal kidney, with the positive percentages 57.1%(8/14) and 46.2%(6/13) respectively.

分别应用WT1蛋白、P53蛋白和CD44V6抗体对27例不同胎龄肾组织和17例不同类型的散发性肾母细胞瘤标本进行免疫组化染色，免疫组化采用Envision两步法。

Chondroblastoma has characateristic imaging features.The correct diagnosis can be made with MRI in combination with X-ray and CT.

软骨母细胞瘤影像学表现较有特征性，结合X线平片、CT和MRI能做出正确诊断。

A total of 150 mesenchymal neoplasms of the GI tract, abdominal cavity, and retroperitoneum were retrieved from consult and surgical pathology archives, including 54 GISTs (8 KIT-negative; 13 desmin-positive), 17 GI leiomyosarcomas, 11 GI mural leiomyomas, 13 leiomyomas of the muscularis mucosae, 12 gastric schwannomas, 15 inflammatory myofibroblastic tumors, 9 cases of mesenteric desmoid fibromatosis, 10 dedifferentiated liposarcomas, and 9 malignant peripheral nerve sheath tumors.

我们从会诊病例及活检病例中找出150例间叶性肿瘤（来自胃肠道、腹腔和后腹膜），其中包括54例GISTs（8例KIT阴性、13例desmin阳性）、17例GI道平滑肌肉瘤、11例GI道肌壁间平滑肌瘤、13例GI道粘膜肌层平滑肌瘤、12例胃的神经鞘瘤、15例炎性肌纤维母细胞瘤、9例肠系膜韧带样纤维瘤、10例去分化型脂肪肉瘤和9例恶性外周神经鞘膜瘤。

Results (1)Most neoplasms in fourth ventricle had characteristic MRI appearances,such as meningioma,medulloblastoma,epidermoid cyst.

结果 (1)不同的中颅窝肿瘤各具不同MR特征性表现，如三叉神经鞘瘤、脑膜瘤、骨母细胞瘤等。

Results; MRI showed such components as fat,fibre,and liquid in teratoma,and large vessels in fibrolipomatous angioma;lytic bone destruction in giant cell tumor...

结果：畸胎瘤含脂肪、纤维和液体等成分；纤维脂肪血管瘤含有粗大血管；骨巨细胞瘤呈溶骨性破坏，1例在T2WI有液-液平面；神经源性肿瘤通过骶孔与骶管内病变相连，神经节母细胞瘤和神经外胚层瘤破坏骶孔；9例脊索瘤在T2WI有条状低信号纤维结构和高信号粘液基质；未分化癌和淋巴瘤T1WI呈略低信号，T2WI呈略高和较高信号；19例转移瘤有多处骨骼破坏，5例只有骶椎侵犯。

Such lymphocytes are indicative of acute lymphocytic leukemia.

这样的淋巴细胞提示急性淋巴母细胞性白血病的存在。

Methods 124 DFSPs were reviewed by light microscopy. 6 cases with areas of myoid/myofibroblastic differentiation were assayed with immunohisto-chemical technique and electron microscopy was applied in two cases.

采用常规HE切片对124例DFSP进行筛选，对6例伴有肌样／肌纤维母细胞性分化的DFSP病例进行免疫组织化学标记，其中2例加做电镜检测。

Objective To study the relationship of nephroblastoma to the differentiation and development of fetal kidney and to the existence of nephrogenic rest.

目的 探讨肾母细胞瘤发生与胚胎肾分化发育及肾源性剩余的关系。

The artesia exited on different phases.The artesia of primordial follicle and secondary was simple,and the follicle show dedifferentiation,and nucleolus become pycnotic and anamorphic.

卵泡闭锁发生于卵泡生长的各个时期：原始卵泡和次级卵泡闭锁较简单，为卵母细胞首先表现出退行性变化、皱缩；卵泡细胞核固缩、卵泡变形。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。