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chitin

美 ['kaɪtɪn]英 ['kaɪtɪn]

n.【生化】几丁质；【动】(甲)壳质
网络甲壳素；甲壳质；壳多糖

chitin

chitin

英-汉英-英网络释义

chitin

几丁质

几丁质酶(chitinase)是以几丁质(chitin)为作用底物的水解酶。几丁质又称甲壳素或甲壳质,存在于节肢动物、线虫和软体动物的 …

甲壳素

甲壳素（Chitin）于1811年由法国学者布拉克诺(Braconno)发现，1823年由欧吉尔从甲壳动物外壳中提取并命名。其外观为淡 …

甲壳质

甲壳质(CHITIN)又名甲壳素，壳多糖，几丁质；是一种天然氨基多糖高分子物质，广泛存在于节肢动物的壳和真菌的胞壁中， …

壳多糖

药剂学词汇_中国百科网 ... chipping 裂片 chitin 壳多糖 chitosan 脱乙酰壳多糖 ...

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Chitin was an abundant natural resource , and chitosan was the product of the deacelation reaction of chitin .

甲壳素是一种丰富的自然资源，壳聚糖是甲壳素脱乙酰化的产物。

5

The structure of chitin is similar to that of bacterial cell wall peptidoglycan .

几丁质的结构和细菌细胞壁肽聚糖的结构相似。

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By acetylating the chitosan fibers , chitin fibers can be made through a batch process.

在甲壳胺纤维上加上乙酰基后可以得到再生甲壳素纤维。

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Chitinases, which can hydrolyze chitin , occur in a wide range of microorganisms including viruses, bacteria and fungi.

几丁质酶可以降解几丁质，广泛存在于各类微生物中。

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Pectins are composed of a galactose derivative, chitin of a glucose derivative.

果胶是由半乳糖变异体和葡萄糖变异体角素构成。

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Natural polymers, chitin and chitosan , obtained from shells of crab and shrimp has been widely used in various fields.

以虾壳为主要原料制得的天然高分子化合物甲壳素和壳聚糖，资源丰富，应用范围十分广阔。

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In this paper a semi-dry method with microwave treatment is described for the deacetylation of chitin to obtain chitosan .

本文报导了采用微波处理半干法由甲壳素脱乙酰制备壳聚糖。

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As natural polymers , chitin and chitosan had many unique physical , chemical and biological characteristics.

作为天然高分子材料，甲壳素和甲壳胺有许多优良的物化和生物活性。

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Compound coagulant CAF has been successfully prepared from chitosan(made from natural chitin), poly aluminum chloride and ferric chloride .

以天然物质甲壳素制备壳聚糖，并用壳聚糖、聚合铝和三氯化铁制成了复合混凝剂 CAF 。

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It was found that the hydroxylpropyl-chitin had a good solubility in water .

结果表明，在该条件下制备的甲壳质有良好的水溶性。

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The analyzed data revealed that chitin sulfate added with calcium acetate or calcium lactate alleviated the bone erosion .

不论是添加几丁质硫酸盐或加钙组，皆具有保留松质骨密度之趋势。

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Objective : To examine the performance of chitin in its action against mutagenesis .

目的：检测几丁质的抗诱变性能。

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Objective : To investigate the modification of chitin spray treatment of eczema of the auricle .

目的：探讨改性几丁质喷雾剂治疗外耳湿疹的效果。

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The process flows and optimum process parameters for the preparation of chitin, chitosan and CAF are introduced in detail .

详细介绍了制备甲壳素、壳聚糖、CAF 的工艺流程和最佳工艺参数。

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