Micro World

Tetrahymena thermophilaはどのくらい小さいですか?

Tetrahymena thermophilaの体長は約50 µmです。

測定対象:pear-shaped freshwater ciliate, body length

Tetrahymena thermophila(50 µm)をa cloud droplet(20 µm)とa human hair(70 µm)の横に実物大で描いた図
左から実物大で表示:Cloud droplet (20 µm)、Tetrahymena thermophila (50 µm)、Human hair (70 µm)。

比較

実際の大きさはどのくらい?

  • About 71% of the width of a human hair
  • About 2 would fit across a human egg cell
  • About 2.5× the width of a cloud droplet
  • About 6.7× the width of a red blood cell
  • About 25× as long as an E. coli bacterium

学ぶ

Tetrahymena thermophilaについての豆知識

Tetrahymena thermophila was the organism used to discover the enzyme telomerase, earning a Nobel Prize.

出典:Tetrahymena Genome Database; Encyclopedia of Life

Micro World

名前サイズTetrahymena thermophilaと比べると
Human Hepatocyte25 µm0.5×
Dandelion Pollen Grain35 µm0.7×
Taenia solium Egg35 µm0.7×
Tetrahymena thermophila50 µmこのページ
Ascaris lumbricoides Egg60 µm1.2×
Human Cheek Epithelial Cell60 µm1.2×
Pine Pollen Grain70 µm1.4×
Human Adipocyte100 µm2×
Euplotes100 µm2×
Human Cardiomyocyte100 µm2×

スケール感を試そう

Tetrahymena thermophilaとAscaris lumbricoides Egg、大きいのはどちら?

トピック

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