ScienceRoll's Bertalan Meskó blogs about NextBio, which is now public and free to use. Upon a search for psoriasis, it came back with subtypes and a list of genes that can play a role in the disease. According to their self-description, "NextBio's data and literature search engine makes massive amounts of disparate biological, clinical and chemical data from public and proprietary sources searchable, regardless of data type and origin..."