Plastoglobule

Japanese: plastoglobule
Plastoglobule

… The stroma contains 60-80% water by weight of the chloroplast, and contains various ions, low molecular weight organic compounds, hydrophilic proteins, enzymes (including those in the Calvin cycle), ribosomes, RNA, DNA, etc., and starch granules are often found. Within the chloroplast, granules (plastoglobules) with diameters of 50-150 nm that stain well with osmium are found. These granules are rich in quinones such as plastoquinone, α-tocopheryl quinone, and vitamin K, and contain small amounts of carotenoids and other lipids. …

*Some of the terminology that mentions "plastoglobule" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

… ストロマには葉緑体の重さの60~80%の水があり,ここに種々のイオン,低分子有機化合物,親水性のタンパク質,酵素(カルビン回路のものを含む),リボソーム,RNA,DNAなどが含まれ,またしばしばデンプン粒が見られる。 葉緑体内には直径50~150nmのオスミウムでよく染まる顆粒(かりゆう)(プラスト顆粒plastoglobule)が見られる。この顆粒はプラストキノン,α‐トコフェリルキノン,ビタミンKなどのキノン類に富み,少量のカロチノイドその他の脂質を含む。…

※「plastoglobule」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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