anthocyan是什么意思,anthocyan的意思翻译、用法、同义词、例句
常用词典
花色素类,花色素;花青素
例句
The pigment belongs to anthocyan and is stable to the temperature, beam and food additives in an acid circumstance.
桑椹红色素属花青素类色素,在酸性条件下,对温度、光照和食品添加剂的影响,显现出较稳定的特征。
网络扩展资料
Anthocyan(花青素/花色素)是植物中广泛存在的一类水溶性天然色素,属于酚类化合物中的类黄酮。以下是详细解释:
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基本定义与特性
Anthocyan是花色苷(Anthocyanin)水解后产生的苷元,赋予植物花瓣、果实等组织丰富的颜色,如红、蓝、紫等。其颜色会随细胞液pH值变化而改变,例如酸性环境偏红,碱性环境偏蓝。
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化学结构与存在形式
- 自然界中已发现20多种花青素,常见的有天竺葵色素、矢车菊色素等6种。
- 在植物体内通常与单糖结合形成花色苷(Anthocyanin),后者是更稳定的存在形式。
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功能与应用
- 抗氧化作用:花青素的抗氧化能力显著,比维生素E高50倍,维生素C高20倍,可清除自由基,保护细胞。
- 食品与工业:作为天然着色剂用于饮料、食品防腐,替代合成添加剂。
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来源与检测
- 主要存在于蓝莓、紫甘蓝、葡萄等植物中。
- 检测时需注意区分“Anthocyan”(苷元)和“Anthocyanin”(花色苷),常用比色法测定相对含量。
Anthocyan是植物呈色的关键成分,兼具生物活性与实用价值,广泛用于食品、健康领域。需注意其与花色苷的区别,避免术语混淆。
网络扩展资料二
Anthocyan是一种存在于植物中的水溶性色素,主要表现为红色、紫色或蓝色。它们是一种强大的抗氧化剂,被广泛用于食品、药品和化妆品中。以下是该单词的详细解释:
例句:
- Blueberries and blackberries get their color from anthocyanins.(蓝莓和黑莓的颜色来自花青素。)
- Anthocyanins are responsible for the red color of apples and grapes.(花青素是苹果和葡萄的红色的原因。)
用法:
- Anthocyanins are commonly found in fruits, vegetables, and flowers, and are responsible for their vibrant colors.
- Anthocyanins are used as a natural food coloring in many products, including juices, can***s, and baked goods.
- Anthocyanins have been shown to have numerous health benefits, including reducing inflammation and improving heart health.
解释:
- Anthocyanins are a type of flavonoid, which are compounds found in plants that have antioxidant properties.
- The color of anthocyanins can vary depending on the pH level of the environment, ranging from red in acidic conditions to blue in alkaline conditions.
- Anthocyanins are believed to protect plants from UV damage, as well as attract pollinators and seed dispersers.
近义词:
反义词:
- Chlorophyll(叶绿素)
- Carotenoid(类胡萝卜素)
总之,Anthocyan是一种具有广泛应用的有用植物色素,具有丰富的健康益处。
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