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Micro World

Bacteriophage Phi X174: quanto misura?

Bacteriophage Phi X174: il diametro è di circa 27 nm.

Cosa viene misurato: icosahedral virus particle, diameter

Bacteriophage Phi X174 (27 nm) in scala accanto a a ribosome (25 nm) e a flu virus (100 nm)
In scala, da sinistra a destra: Ribosome (25 nm), Bacteriophage Phi X174 (27 nm) e Flu virus (100 nm).

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Ma quanto è grande, davvero?

  • About the same width as a ribosome
  • About 3 would fit across a flu virus
  • As wide as about 14 DNA double helices side by side

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Curiosità: Bacteriophage Phi X174

Phi X174 was the first DNA-based genome ever sequenced, completed by Frederick Sanger's team in 1977.

Fonte: ICTV Virus Taxonomy; Sanger et al. 1977, Nature

Micro World

NomeDimensioneRispetto a: Bacteriophage Phi X174
Ferritin Molecule12 nm0,44×
Colloidal Gold Nanoparticle20 nm0,74×
Bacteriophage Phi X17427 nmquesta pagina
Qβ Bacteriophage28 nm1×
Silver Nanoparticle40 nm1,5×
Fibrinogen Molecule45 nm1,7×
Silicon Nanowire50 nm1,9×
West Nile Virus50 nm1,9×
Human Papillomavirus55 nm2×
Cyanophage P-SSP760 nm2,2×

Metti alla prova il tuo senso delle proporzioni

Qual è più grande: Bacteriophage Phi X174 o Colloidal Gold Nanoparticle?

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