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アコヤガイ内臓抽出液によるメラニン様色素の形成について
http://hdl.handle.net/10069/31807
http://hdl.handle.net/10069/318072f3d6649-c1a1-4515-bb24-3b6ee3012491
名前 / ファイル | ライセンス | アクション |
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suisan09_091.pdf (422.3 kB)
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2013-05-17 | |||||
タイトル | ||||||
タイトル | アコヤガイ内臓抽出液によるメラニン様色素の形成について | |||||
言語 | ||||||
言語 | jpn | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
著者 |
谷口, 忠敬
× 谷口, 忠敬 |
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著者別名 | ||||||
姓名 | Taniguti, Tadataka | |||||
その他のタイトル | ||||||
その他のタイトル | On the Formation of Melanin-like Pigment by the Extract Solution of Internal Organs of Pinctada martensii | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | The nature of the black pigment of black baroque cultured pearls and some properties of the tyrosinase of internal organs of Pinctada martensii have been studied. The results obtained from the experiments are as follows. 1) The black pigment of the organic matter which has been packed between the component layer and the nucleus of the pearl was considered to be melanin-like pigment from its property on solvent and on oxidizer and from the absorption spectrum of it (Fig. 3). 2) The tyrosinase of the crude enzyme solution extracted from the internal organs was inactive, and it was activated by the addition of Cu.. (Fig. 1). Fe.. and Ni.. could be substituted for Cu.. to some degree (Table 1). The black pigment formation was largest in pH 7.5 to 8.0 (Fig. 2). 3) When the whole suspension of internal organs was stored in the temperature range from 0°to 5℃, its tyrosinase became inactive in 4 days and was again activated after 5 to 8 days. But the tyrosinase of the whole suspension, which was added toluene, and of the supernatant was not activated by the storage (Fig. 4). | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | しみ珠の核と真珠層との間につまっている黒色有機物中の色素はその化学的性質から主としてメラニン様色素であることを知った. アコヤガイ内臓からの粗酵素液ではチロシナーゼは微量のCu..の添加によって活性化され,L-チロシンから黒色の色素を形成する.その至適pHはpH 7.5~8.0である. アコヤガイ内臓の全懸濁液においては貯蔵によるチロシナーゼ作用の再活性現象が見られた.この再活性には全懸濁液の遠心上層部(12,000×g, 20分)および下層部の両方が必要であると考えられる. | |||||
書誌情報 |
長崎大学水産学部研究報告 en : Bulletin of the Faculty of Fisheries, Nagasaki University 巻 9, p. 91-95, 発行日 1960-07-31 |
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ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 05471427 | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AN00178473 | |||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||
論文ID(NAID) | ||||||
関連タイプ | isIdenticalTo | |||||
識別子タイプ | NAID | |||||
関連識別子 | 40018181233 | |||||
出版者 | ||||||
出版者 | 長崎大学水産学部 | |||||
引用 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 長崎大学水産学部研究報告, v.9, pp.91-95; 1960 |