What enables this upright walking are appendages called type IV pili, which function as the analog of legs.
而使这种直立行走能够发生的物质是被称为4号菌毛(IV pili)的附属物，它行使了类似腿的功能。
Laminins are associated with type IV collagen networks via entactin.
层粘连蛋白通过动蛋白与 IV 型胶原蛋白网络相关。
Substrate degradation by type IV collagenase was measured by zymography.
采用酶谱方法检测IV型胶原酶对底物的降解。
The expression of two components of extracellular matrix, Laminin(LN)and type IV collagen(IV c)in 63 cases of colorectal carcinomas were studied using SP immunohistochemical method.
应用SP免疫组化方法观察63例大肠癌细胞外基质成分层粘连蛋白（LN）、IV型胶原的表达。
Conversion type IV, Artificial types restored to natural wetland types.
转换类型IV：人工类型恢复为天然湿地类型。
ResultsThe coincidence rate between echocardiography and angiography was fairly high as 81.8% except for type IV.
结果超声心动图诊断共同动脉干与心血管造影符合率较高(81.8%)，但对IV型共同动脉干诊断率很低。
The IV part has analyzed the existing type of community rights.
第四部分对我国现有的社员权类型进行了分析。
Chapter IV, Wang Shuo's novel "The Troubleshooters" type and character of contradictions.
第四章，王朔小说中“顽主”的类型和性格的矛盾性。
IV. Choose the word of a different type.
选出其它单词不是同一类的一项。
9 sample types: type I, type II, III, IV (optional) meet the standard test sample standard processing accuracy requirements.
试样类型：Ⅰ型、Ⅱ型、Ⅲ型、Ⅳ型（选配）符合试验样条标准加工精度要求。
Conclusion SCA can induce endothelial cell apoptosis and inhibit VEGF expression as well as type iv collagenase activity in cancer cells.
结论sca可诱导内皮细胞凋亡，并抑制癌细胞VEGF表达及IV型胶原酶的降解活性。
Objective To study the clinical significance of serum type iv collagen (IV-C) levels for the diagnosis of hepatic fibrosis.
目的探讨血清iv型胶原测定在诊断肝纤维化中的应用价值。
(Chlorinated Polyvinyl Chloride) CPVC conforming to ASTM D-1784, Classification 23447-B, formerly designated Type IV, Grade 1, is a resin created by the postchlorination of a PVC polymer.
（氯化聚氯乙烯）CPVC符合ASTMD-1784，类别23447-B标准，以前定义为IV类别，等级1，是由PVC聚合物进行后氯化处理后产生的一种树脂。
This is contact dermatitis, a form of type iv hypersensitivity in which pre-sensitized lymphocytes led to this inflammatory reaction a couple of days after contact with the offending plant material.
图示接触性皮炎，由致敏淋巴细胞引起的IV型超敏反应，在接触致敏性物质几天后出现。
Both type II and type iv immune hypersensitivity reactions contribute to this rejection reaction.
II型和IV型超敏反应促进了排斥反应的发生。
The IV-type chloride cell is a small squamous cell with large prominent crypt and underdeveloped tubule system.
IV型氯细胞为扁平状，细胞体积较小，具有较大的分泌腔，但微细小管系统不发达。
This study is to investigate the antitumor activities of the immunoconjugates composed of anti-type IV collagenase monoclonal antibody 3G11 and lidamycin (LDM) prepared by different methods.
研究不同偶联方法制备的力达霉素（LDM）与抗IV型胶原酶单抗3G11免疫偶联物的选择性抗肿瘤作用。
This study is to investigate the antitumor activities of the immunoconjugates composed of anti-type IV collagenase monoclonal antibody 3G11 and lidamycin (LDM) prepared by different methods.
研究不同偶联方法制备的力达霉素（LDM）与抗IV型胶原酶单抗3G11免疫偶联物的选择性抗肿瘤作用。
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