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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Null cell ： ウィキペディア英語版 Null cell A null cell is a large agranular lymphocyte that is developed inside of bone marrow.〔null cell. (n.d.) Mosby's Medical Dictionary, 8th edition. (2009). Retrieved November 29, 2015 from http://medical-dictionary.thefreedictionary.com/null+cell〕 Null cells lack the common characteristic surface markers that can be found in mature B-cells and T-cells.〔 They are stimulated when an antibody is present and attack viral-infected or tumor cells.〔 Null cells make up a small proportion of the lymphocytes that can be found in an organism. Because of the fact that term 'null cell' is no longer commonly used anymore, they are often referred to as natural killer cells or killer cells.〔 ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Null cell」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.