Porphyrin biosynthesis in the soybean callus tissue system-XVIII. Levels of succinyl coa synthetase, cysthationase, rhodanese, aminolevulinate synthetase and aminolevulinate dehydratase in clones of different age
1. 1. The activity of Succinyl CoA Synthetase (Suc CoA-S), Cysthationase, Rhodanese, Aminolevulinate Synthetase (ALA-S) and Aminolevulinate Dehydratase (ALA-D) was studied in old (405-407 subcultures) and young (34-36 subcultures) soybean callus clones as a function of the days of growing. 2. 2. Suc...
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Autores principales: | , , |
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Formato: | Artículo publishedVersion |
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1980
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Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_0020711X_v12_n5-6_p721_Vazquez https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_0020711X_v12_n5-6_p721_Vazquez_oai |
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Sumario: | 1. 1. The activity of Succinyl CoA Synthetase (Suc CoA-S), Cysthationase, Rhodanese, Aminolevulinate Synthetase (ALA-S) and Aminolevulinate Dehydratase (ALA-D) was studied in old (405-407 subcultures) and young (34-36 subcultures) soybean callus clones as a function of the days of growing. 2. 2. Suc CoA-S, ALA-S and ALA-D activities were much lower in old than in young callus, while the activity of Cysthationase and Rhodanese was higher in old callus. 3. 3. ALA-S reached its maximum activity when Rhodanese and Cysthationase their minimum, on the 11th day of growth. It is suggested that the cellular content of a possible thio-compound which would regulate ALA-S activity, is controlled through its degradation by Rhodanese. © 1980. |
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