…The adrenal medulla is said to be the largest paraganglion, and the chief cells of the paraganglion are very similar to those of the adrenal medulla. Numerous electron-dense granules measuring 50 to 200 nm in diameter are found in the cytoplasm, and they are said to contain noradrenaline. The paired paraganglion at the origin of the inferior mesenteric artery is called the abdominal aortic paraganglion or the organ of Zuckerkandl. These cell groups are classified as chromaffin cells because they turn yellowish brown when treated with a fixative containing chromate. … *Some of the terminology explanations that mention the "organ of Zuckerkandl" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…副腎の髄質が最大のパラガングリオンともいわれるように,パラガングリオンの主細胞は,副腎髄質の細胞によく似ており,細胞質中には径50~200nmの電子密度の高い顆粒(かりゆう)が多数みられ,ノルアドレナリンを含んでいるといわれる。下腸間膜動脈の起始部にある有対のパラガングリオンは腹大動脈パラガングリオンまたはツッカーカンドル器官organ of Zuckerkandlと呼ばれる。これらの細胞群は,クロム酸塩を含む固定液で処理すると黄褐色に着色するので,クロム親和性系に分類される。… ※「organ of Zuckerkandl」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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