培养条件对紫球藻B-藻红蛋白含量的影响
为考察环境条件对紫球藻昏藻红蛋白(B-PE)合成的影响,分别在不同的光质、光强和无机氮盐条件下培养紫球藻,并利用硫酸铵沉淀法和羟基磷灰石(HA)柱层析等方法对B-PE进行了分离提取.结果表明,HA柱层析法能够有效地从紫球藻细胞水溶性色素粗提物中分离得到高纯度的B-PE,经检测其纯度(OD545/0D280)达到了4.32.培养条件对B-PE在细胞内的积累有一定的影响,绿光能显著提高紫球藻粗蛋白及B-PE含量,两者分别占细胞干重的24.56%和9.14%,高于自然光下的17.78%和5.3%;高光照有利于B-PE的积累,并且随着光照强度的增加,藻体细胞干重、粗蛋白及B-PE的含量均随之增加.同等...
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Published in | Zhejiang daxue xue bao. Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban Vol. 33; no. 1; pp. 40 - 44 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
大连理工大学,生物科学与工程系,辽宁,大连,116024
2007
烟台大学,海洋学院,山东,烟台,264005%大连理工大学,生物科学与工程系,辽宁,大连,116024%烟台大学,海洋学院,山东,烟台,264005 |
Subjects | |
Online Access | Get full text |
ISSN | 1008-9209 |
DOI | 10.3321/j.issn:1008-9209.2007.01.008 |
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Abstract | 为考察环境条件对紫球藻昏藻红蛋白(B-PE)合成的影响,分别在不同的光质、光强和无机氮盐条件下培养紫球藻,并利用硫酸铵沉淀法和羟基磷灰石(HA)柱层析等方法对B-PE进行了分离提取.结果表明,HA柱层析法能够有效地从紫球藻细胞水溶性色素粗提物中分离得到高纯度的B-PE,经检测其纯度(OD545/0D280)达到了4.32.培养条件对B-PE在细胞内的积累有一定的影响,绿光能显著提高紫球藻粗蛋白及B-PE含量,两者分别占细胞干重的24.56%和9.14%,高于自然光下的17.78%和5.3%;高光照有利于B-PE的积累,并且随着光照强度的增加,藻体细胞干重、粗蛋白及B-PE的含量均随之增加.同等光照强度下,氮盐含量对昏藻红蛋白的积累有较显著的影响,当氮盐浓度为3.2g·L^-1时,紫球藻细胞的生长速度较快,B-PE的含量也较高,占粗蛋白总量的88.43%. |
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AbstractList | Q949; 为考察环境条件对紫球藻B-藻红蛋白(B-PE)合成的影响,分别在不同的光质、光强和无机氮盐条件下培养紫球藻,并利用硫酸铵沉淀法和羟基磷灰石(HA)柱层析等方法对B-PE进行了分离提取.结果表明,HA柱层析法能够有效地从紫球藻细胞水溶性色素粗提物中分离得到高纯度的B-PE,经检测其纯度(OD545/OD280)达到了4.32.培养条件对B-PE在细胞内的积累有一定的影响,绿光能显著提高紫球藻粗蛋白及B-PE含量,两者分别占细胞干重的24.56%和9.14%,高于自然光下的17.78%和5.3%;高光照有利于B-PE的积累,并且随着光照强度的增加,藻体细胞干重、粗蛋白及B-PE的含量均随之增加.同等光照强度下,氮盐含量对B-藻红蛋白的积累有较显著的影响,当氮盐浓度为3.2 g·L-1时,紫球藻细胞的生长速度较快,B-PE的含量也较高,占粗蛋白总量的88.43%. 为考察环境条件对紫球藻昏藻红蛋白(B-PE)合成的影响,分别在不同的光质、光强和无机氮盐条件下培养紫球藻,并利用硫酸铵沉淀法和羟基磷灰石(HA)柱层析等方法对B-PE进行了分离提取.结果表明,HA柱层析法能够有效地从紫球藻细胞水溶性色素粗提物中分离得到高纯度的B-PE,经检测其纯度(OD545/0D280)达到了4.32.培养条件对B-PE在细胞内的积累有一定的影响,绿光能显著提高紫球藻粗蛋白及B-PE含量,两者分别占细胞干重的24.56%和9.14%,高于自然光下的17.78%和5.3%;高光照有利于B-PE的积累,并且随着光照强度的增加,藻体细胞干重、粗蛋白及B-PE的含量均随之增加.同等光照强度下,氮盐含量对昏藻红蛋白的积累有较显著的影响,当氮盐浓度为3.2g·L^-1时,紫球藻细胞的生长速度较快,B-PE的含量也较高,占粗蛋白总量的88.43%. |
Author | 孙利芹 王长海 滕立 |
AuthorAffiliation | 大连理工大学生物科学与工程系,辽宁大连116024 烟台大学海洋学院,山东烟台264005 |
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Author_FL | WANG Chang-hai TENG Li SUN Li-qin |
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DocumentTitleAlternate | Effect of culture conditions on the content of B-phycoerythrins in Porphyridium cruentum cells |
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SubjectTerms | B-藻红蛋白 分离纯化 培养条件 紫球藻 |
Title | 培养条件对紫球藻B-藻红蛋白含量的影响 |
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