Inserts links on NCBI Entrez PubMed pages to post citations to CiteULike with one click.

Create a human mitochondrial DNA phylogenetic tree from an NCBI GenBank mtDNA full sequence, with a green line from the root of the tree pointing to its position. For a demo of the result: http://members.cox.net/tkandell/mtDNA/tree.html

Adds a Kosmix link to Yahoo Search page

Adds a Kosmix link to Google's Search page