He suggested that bees which make hexagonal cells evolved in steps from bees that made round cells, under pressure from natural selection to economise wax.
他认为,建筑六角形蜂房的蜜蜂是从建筑圆形蜂房的蜜蜂进化而来;是在节省蜡的自然选择压力下的几个进化阶段形成的。
RESULTS: Satellite cells grew and differentiated well, and finally the single nucleus round cells changed into the multinuclear cast myotube shaped cells gradually.
结果:卫星细胞生长、分化良好,最终由单个核圆形细胞逐渐变化为多个核的长圆柱的肌管状细胞。
At high magnification, the nests of carcinoid tumor have a typical endocrine appearance with small round cells having small round nuclei and pink to pale blue cytoplasm.
高倍镜下,类癌的细胞巢有典型的内分泌外观,有小圆细胞,核小而圆、细胞浆粉红色到浅兰色。
Here is a high power microscopic view of an adenohypophyseal adenoma. Endocrine neoplasms are composed of small round cells with small round nuclei and pink to blue cytoplasm.
腺垂体腺瘤高倍镜图像,内分泌肿瘤由一些圆形小细胞组成,细胞核小而圆,细胞质显示为粉红色到蓝色之间的颜色。
Cytology reveals cells with clear to lightly basophilic cytoplasm and round or indented nuclei with fine chromatin and indistinct nucleoli.
细胞学分析可见透明至浅染的酸性细胞质和圆形或缩进的细胞核含有正常的染色质和模糊的核仁。
Cells were small, round and polygonal.
瘤细胞较小圆形、多角形。
Nuclei are proved to be existing in them. It is found that nuclei in ray parenchyma cells are more common, with round or elliptical shape, esp.
研究发现,射线薄壁细胞的细胞核比较丰富,尤其以横卧射线细胞最明显,多呈圆形或椭圆形。
A minute, round particle composed of RNA and protein found in the cytoplasm of living cells and active in the synthesis of proteins.
一种微小圆形的由rna及蛋白质构成的微粒,发现于活细胞的细胞质中,且活跃于蛋白质的合成中。
Conclusion:MTASCC of the kidney is a distinctive low-grade renal neoplasm probably arising from distal nephron. The nucleus of tumor cells are round or spindle with less atypia.
结论:肾脏黏液性小管状和梭形细胞癌是一种低度恶性的肾肿瘤,肿瘤细胞核圆形或梭形,异型性很小,可能来源于远端肾单位。
The endocrine cells might assume various forms as columnar, pyramidal, hammer, spindle and round in shape.
二者十二指肠中均有较多内分泌细胞,呈柱状、锥形、槌形、梭形、圆形等。
Results: After ADD, some cells in the BZ appeared round or oval shape, in which PCNA was positive.
结果:关节盘前移位后,双板区内可见部分细胞的胞核呈圆形或椭圆形,其内PCNA阳性。
B cells were round or oval in shape, without cytoplasmic processes and none of the exocrine pancreas was stained.
细胞形态均一,呈圆形或卵圆形,未见胞质突起,在外分泌部未见到B细胞。
Here is the microscopic appearance of a medulloblastoma with small round blue cells.
髓母细胞瘤显微镜图像,肿瘤细胞是蓝色、圆型小细胞。
There is no cytoplasmic process in round and oval cells, nuclear locates at the side of cells.
圆形和椭圆形细胞无突起,属于封闭型内分泌细胞,二者的细胞核均偏于细胞的一侧。
The tumor is composed of small, uniform, round acini and tubular structures separated by scant stroma. the lining epithelial cells are uniform with hyperchromatic nuclei and hae scant cytoplasm.
肿瘤的胞核小而圆,大小一致,形成管状结构,与周围少量的间质分隔开。瘤细胞大小均匀,核深染,胞浆少。
The cutaneous histopathology showed that the round a nd shuttle-like cells filled the dermis with a moderate heterotypical change in cell shape and a formation of slit vascular cavity.
皮肤组织病理检查见真皮弥散性圆形和梭形细胞,细胞中度异形性改变,并有裂隙性血管腔形成。
Dentate gyrus included molecular layer, granular layer and polymorphic layer. There are round and elliptical cells in granular layer.
齿状回可区分分子层、颗粒细胞层和多形细胞层,其中颗粒细胞层内细胞多呈圆形或椭圆形。
Under reverse microscopy, cells after transfection became round, diopter degraded, sheded easily, at the same time, cell proliferation was down-regulated.
倒置显微镜下观察见转染后见部分细胞边缘圆,折光度降低,细胞增殖减慢且易脱落;
Results: Morphological changes of matrine on CNE2 cells: cell shrinkage, cell size reduction and turn round, cytoplasmic vacuolar changes.
结果:苦参碱处理后CNE2细胞形态发生改变,细胞皱缩,变小变圆,空泡明显。
The form of bone marrow MNC adherent cells was uniform and showed the shape of fibroblast, which was not found in UCB adherent cells but mixed with amounts of round shape cells.
骨髓mnc贴壁细胞形态均一,呈典型的成纤维细胞样,而脐血贴壁细胞未获得典型的成纤维细胞样细胞,混有大量的圆形细胞。
Methods Cultured monolayer-confluent human RPE cells were scraped with a trephine and a cotton stick, and set up the injured model of RPE cells with round scraped area.
方法利用体外培养的单层近融合期人RPE细胞,采用棉签和角膜移植用环钻做圆形细胞刮伤区,建立体外RPE细胞损伤模型。
Polygonal approximation is used to find out all the possible split paths. And the optimal split path is chosen according to the assumption that blood cells are in round shapes.
这种算法在分解中利用多边形近似寻找出所有可能的分割线,结合血细胞是圆形的假设确定最佳分割线。
Results Observed under inverted phase contrast microscope, compared with the control group, cells in Egb group shrinked, turned smaller round and budded around the cell member.
结果 在相差显微镜下,出现细胞收缩、体积变小、变圆、胞膜出现气泡等凋亡现象。
The gross of tumor appears as border clear, quality medium-sized ashen round tubercle, microscopically, larger cells with transparent cytoplasm were seen and arranged in disperse or the nest bulk.
肿瘤肉眼可见为边界清楚、质地中等的灰白色圆形结节,镜下可见细胞体积较大、胞浆透明,呈弥散或巢团状排列。
A kind of thin, polygonal liver cells with one or two round or oval and deeply stained nuclei frequently stained strongly positive.
双核、多倍体细胞、小叶及结节周围的肝细胞易呈明显阳性,一种小而核深染的多角细胞常呈强阳性。
Goat epidermal stem cells were round or elliptical at beginning of in vitro culture with big obvious nucleus, then became colony-like, could grow 14 ~ 20 d.
山羊皮肤干细胞在体外培养开始呈圆形或椭圆型、核大而明显,随后成集落样生长,并可维持14 ~ 20天。
Air drying causes cells to flatten out on the slide instead of being fixed in a more round or 3-dimensional configuration.
风干导致细胞变平,而固定良好的细胞呈现更圆或三维立体结构。
In the stomach, the SS-cells were also distributed among the gastric mucous epithelium and in the neck of gastric glands, the majority of cells were in round and long shuttle forms.
胃中ss细胞主要散在于胃粘膜上皮和胃腺的颈部周围分布,形态以圆形和长梭形为主。
In the stomach, the SS-cells were also distributed among the gastric mucous epithelium and in the neck of gastric glands, the majority of cells were in round and long shuttle forms.
胃中ss细胞主要散在于胃粘膜上皮和胃腺的颈部周围分布,形态以圆形和长梭形为主。
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