"Â “ WT1 has been conserved throughout vertebrate evolution , although only mammals possess numerous protein isoforms.Â ” ( Nucleic Acids Research , 2003 , Vol . 31 , No . 11 2795-2802 , Faithful expression of a tagged Fugu WT1 protein from a genomic transgene in zebrafish : efficient splicing of pufferfish genes in zebrafish but not mice )"
"So it has gone from an indeterminate ( based on my quick searches ) number of fewer isoforms in lower vertebrates to the 24 found in mammals . That 's an increase in information ."
"WT1 has been conserved throughout vertebrate evolution , although only mammals possess numerous protein isoforms.Â"
"fewer isoforms in lower vertebrates to the 24 found in mammals . That 's an increase in information ."