Bizarre First: Viruses Seen 'Biting' Onto Other Viruses Like Tiny Vampires

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Bizarre First: Viruses Seen 'Biting' Onto Other Viruses Like Tiny Vampires
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Strip life down to its simplest components, you're left with fragments of genes and proteins that rely on the cellular machinery of host organisms to reproduce – elements we callThough it has long been known MGEs had to sidle up to their so-called 'helper' viruses while they invaded a host cell, nobody realized just how close some could get.

If a gene can manage this task without needing to encode its own complicated recipe of metabolic machinery, then kudos to them! Unlike Enterobacteria phage P4s, this phage can make its own coat. What it lacks is the pattern for 'pants' – the long tail-like appendage many phages use to poke their way through a host's wall and membranes. For that, it needs its very own helper.

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