说明去镁叶绿素置换影响了细菌反应中心内激发光能传递和原初光化学反应过程。
The decaying kinetics changed in different RCs, indicating that pheophytin replacement influenced the energy transduction and primary photochemical reaction in purple bacterial reaction centers.
镁在叶绿素结构中的功能，早已为人们清楚地阐明，且也得到文献记载。
The function of magnesium in the chlorophyll structure is well known and documented.
镁是人体营养的一个重要元素，也是在碳水化合物代谢中的和叶绿素中的辅助因子。
Magnesium is an essential element in human nutrition; it is the cofactor in enzymes of carbohydrate metabolism and in chlorophyll.
镁镁对叶绿素（光合作用的色素）合成是必要的，常常很丰富，一般不是限制因素。
Magnesium. Magnesium is essential for the synthesis of chlorophyll, the green pigment of photosynthesis. It is usually fairly abundant and does not ordinarily represent a limiting factor.
方法：以叶绿素提取率为指标，对脱镁叶绿酸制备的乙醇法和丙酮法工艺进行比较，用正交试验法对丙酮法 的工艺条件进行优化。
METHODS:Based on the extraction rate of chlorophyll, acetone method was compared with alcohol method and the preparing factors of acetone method was optimized by orthogonal design.
以初步纯化的叶绿素为原料，利用叶绿素酶水解、选择性酸降解两种方法制备脱镁叶绿酸。
Partially purified chlorophyll was used to prepare pheophorbide (ph Eide) by chlorophyllase hydrolysis and selective acidic hydrolysis methods.
以初步纯化的叶绿素为原料，利用叶绿素酶水解、选择性酸降解两种方法制备脱镁叶绿酸。
Partially purified chlorophyll was used to prepare pheophorbide (ph Eide) by chlorophyllase hydrolysis and selective acidic hydrolysis methods.
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