Cell Picture Show, Klaus Boller, Paul-Ehrlich
The West African Gaboon viper conceals itself on the leaf-littered forest floor thanks to patterning that makes the contours of its body tough to spot.
To curb infection, a T cell (blue) binds budding HIV particles (yellow and purple) to the cell membrane—using a protein called tetherin—to keep them from floating away.
| January 17, 2013
Cell Picture Show, Klaus Boller, Paul-Ehrlich
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