About Image Bank
About Image Bank
The images on this site are available to researchers, students, and the press for use in research, education, outreach activities, and for news reporting purposes related to the Graduate School of Science. The copyright of the images on this site belongs to the Graduate School of Science of the University of Tokyo and its faculty members. Please use this site in accordance with the following terms of use.
To faculty members and students of the Graduate School of Science
You do not need to apply to use the site for the purpose of research, education, or outreach activities. Please use the site with the credit "Graduate School of Science, The University of Tokyo". When using the images in books or other publications, please apply for the use of the image attached to each image.
To members of the press, commercial enterprises, etc.
When using the images, please apply for use of the image attached to each image.
If you wish to use more than one image at a time (especially for books, etc.), please allow sufficient time for your application to be processed.
Please note that we may refuse the use of an image if it is used for a purpose that is significantly different from the purpose of this website. Please refrain from extreme cropping or alteration of images, and be sure to use them with the credit "Graduate School of Science, The University of Tokyo".
繊毛構造の基本型と変異型
繊毛・鞭毛の内部構造は、2本のタンパク質繊維(微小管)を9本の繊維が取り囲む「9+2」パターンになっている(上段中央)。この基本構造は多様な生物の間に共通しており、原生生物からヒトまでほとんど変わらない。緑藻クラミドモナスの突然変異株bld12は、鞭毛形成の土台となる中心子が8本や10本の繊維を持つため(下段)、そこから形成される鞭毛も「8+0」(上段左)や「10+2」(上段右)になる。
(c) 東京大学 大学院理学系研究科 理学部, 2008-08-04