The interactions section includes open letters, correspondence, discussions and debates. Registered users of Genome Biology may become participants and comment on current trends or specific issues or articles that have appeared in Genome Biology. To contribute, contact the editors.

Open letter    

(15 July 2008)

We are a multidisciplinary group of Stanford faculty who propose ten principles to guide the use of racial and ethnic categories when characterizing group differences in research into human genetic variation.

Correspondence    

(23 June 2008)

A response to Combined analysis reveals a core set of cycling genes by Y Lu, S Mahony, PV Benos, R Rosenfeld, I Simon, LL Breeden and Z Bar-Joseph. Genome Biol 2007, 8:R146.

Correspondence    

(10 March 2008)

The nuclear genome sequence of Amborella trichopoda, the sister species to all other extant angiosperms, will be an exceptional resource for plant genomics.

Correspondence    

(31 January 2008)

A survey of unusual gene names reveals trends underlying their choice.

Correspondence    

(9 November 2007)

A response to An idea whose time has gone by Gregory A Petsko, Genome Biology 2007, 8:107.

Correspondence    

(9 August 2007)

Vitkup et al. recently presented an analysis of the influence of yeast metabolic network structure on enzyme evolution; different conclusions are reached when modularity is properly accounted for.

Correspondence    

(10 May 2007)

What makes an article high impact?

Correspondence    

(3 May 2007)

How to make music from the genome.