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- Abstract: The differentiation and development of fiber cells are divided into 4 stages:initiation and protuberance of fiber primordial cells,elongation, secondary wall thickening and maturation. 文摘:棉纤维细胞分化发育已被分为纤维原始细胞分化和突起、纤维伸长、次生壁增厚和脱水成熟四个时期。
- secondary wall thickening 次生壁加厚
- Spiral thickening (helical thickening) The type of secondary wall formation in which a spiral band of lignified deposits is formed on the inner wall of the cell. 螺旋加厚：是次生壁形成的一种类型，会在细胞壁内侧产生木质化的螺旋带。
- Results All cases were shown as bowel wall thickening, with luminal narrowing. 结果所有病例均显示肠壁增厚和肠腔狭窄。
- It may develop by thickening of the secondary walls of parenchyma cells, or it may arise directly from meristematic cells. 它们可能由薄壁组织的细胞壁次生加厚而成，也可能直接来自于分生组织细胞。
- HRCT findings include bronchial wall thickening, ill-defined centrilobular nodules, and lobular consolidation. HRCT上的表现包括支气管壁增厚，边缘模糊的小叶中心型结节、小叶实变。
- Bronchial wall thickening or "peribronchial cuffing" is the easiest of these two findings to recognize. 支气管壁增厚或支气管袖套征常较血管增粗易于辨别。
- Bronchiolar dilatation and wall thickening can sometimes be seen if the dilated bronchioles are air filled. 若扩张的细支气管内有气体则可见支气管扩张和壁增厚。
- Lignin is a characteristic component of secondary walls. 木质素是次生壁成份的特征。
- In early phase, inflammation involves all layers of vessels and periaortic tissue to cause aortic wall thickening. 发病早期时血管各层及外围组织因被侵犯而造成血管壁变厚。
- Vessel ectasias, elongation attd tortuousity, vessel wall thickening and calcifications, 2. 主要表现是：1．脑底动脉纡曲、扩张，管壁增厚、钙化；
- Light microscopy has also been useful in studies on the secondary wall of the cotton fiber. 光学显微镜还可以用来研究棉纤维的次生层。
- Straight from the anal sphincter smooth muscle wall thickening from Central Bank, the contraction to help defecation. 肛门内括约肌由直肠壁环行平滑肌增厚而成，收缩时能协助排便。
- The tumors appeared as masses or nodules, causing bronchial wall thickening and occlusions. 肿瘤呈块状或结节状，引起管腔狭窄或闭塞。
- Fig.2 Showing lelf| handed helix of the isolated secondary wall and the join structure of vertical line( arrow). 图2示离体次生壁的形态，左手螺旋和垂直线联结结构(箭头)。
- A cavity in the wall of a plant cell where there is no secondary wall, as in fibers, tracheids, and vessels. 纹孔一个没有从属内壁的植物细胞壁里的腔，如在纤维、管胞和导管中
- The most common presented pattern was abnormal wall thickening, which included 30 cases of adenocarcinoma and 2 cases of benign ulcer. 胃壁增厚是胃部病灶最常呈现的超音波表徵，此包括30例原发腺癌与2例良性溃疡。
- In the differentiating xylem element, the gold particles were labeled in secondary wall and cytoplasm. 在分化中的管状分子中，胶体金颗粒位于次生壁上和细胞质中。
- Gall bladder wall thickening, ascites and splenomeagaly were found more frequently in patients with higher bilirubin and SGOT. 胆囊壁变厚，腹水及脾肿大在胆红素及SGOT值高的病人较多。
- Conclusion Wall motion and wall thickening by G-MPI can improve accuracy of diagnosing sparseness and defect of anterior wall. 结论G-MPI、室壁运动及室壁增厚率检测可提高前壁稀疏缺损的诊断准确性。
