JGI announces community sequencing program portfolio
...critical gaps in the tree of life. One will be the leech Helobdella, long used as a model system by biologists studying embryological development and functions of the nervous system. Along with the polychaete worm, Capitella, and the mollusk Lottia, also selected, these are expected to be the first repres......for Neuroscience. "Our study shows that NOS in the leech is activated at the site of injury within minutes ...al cell does, she says. By contrast, the medicinal leech has 21 identical columns of neurons, called ganglia, which run up and down its body. Each ganglion i...