Development version: This branch contains the code for the upcoming 1.0 release. For the code of the current stable 0.9 release, check out the 0.9.x branch. The upcoming 1.0 release will be the way ...

These authors contributed equally to this work.

In the laboratory, C. elegans is routinely fed the Escherichia coli B bacterial strain OP50, a uracil auxotroph that forms thinner lawns on plates to allow for easy microscopic visualization of this ...