Aquaculture Volume 290, Issues 1–2, 4 May 2009, Pages 122–131 Physiological roles of fatty acyl desaturases and elongases in marine fish: Characterisation of cDNAs of fatty acyl Δ6 desaturase and elovl5 elongase of cobia (Rachycentron canadum) Xiaozhong Zheng, Zhaokun Ding, Youqing Xu, Oscar Monroig, Sofia Morais, Douglas R. Tocher In the present paper, we investigated [...]