In this episode, how DNA of giant viruses has contributed extensively to the genome of green algae, and inhibition of E. coli virulence by a metabolic product of arachidonic acid in the intestinal epithelium.

Links for this episode:

• Giant viral DNA shapes genomes of green algae (Nature)
• James Van Etten
• Darwin's Radio
• Arachidonic acid and E. coli virulence (mBio)
• How a pathogenic E. coli infection begins

Music used on TWiM is composed and performed by Ronald Jenkees and used with permission.

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