Volume 6 (2008) - April 2008
Nadejda V Mezentseva, Jaliya S Kumaratilake, Stuart A Newman BMC Biology 2008, 6:17 (21 April 2008)
Although birds do not have thermogenic brown adipose tissue, the developmental pathway for brown fat differentiation is still present and can be induced, indicating that brown fat evolved in a common ancestor of birds and mammals.
Lex Flagel, Joshua Udall, Dan Nettleton, Jonathan Wendel BMC Biology 2008, 6:16 (16 April 2008)
Expression patterns of duplicate genes in the allopolyploid genome of cotton have arisen either as a consequence of genomic mergers or reflect long-term evolutionary changes such as duplicate gene neofunctionalization and subfunctionalization.