Amino acid composition in eyes from zebrafish (Danio rerio) and sardine (Sardina pilchardus) at the larval stage

Table 2 Mann Whitney U test results for differences in amino acid composition in eyes between Danio Rerio and Sardina pilchardus larvae

Amino acid	U	Z	Z adj.	p-value	Median differences
ASP + ASN	19	−2.862	−2.862	0.004	2.1
GLU + GLN	17	−2.985	−2.985	0.003	2.8
SER	0	4.031	4.031	0.000	8.7
HIS	61	−0.277	−0.277	0.782	0.1
GLY	12	−3.293	−3.293	0.001	1.3
THR	8	−3.539	−3.539	0.000	1.1
ARG	0	−4.031	−4.031	0.000	5.2
ALA	50	0.954	0.954	0.340	0.3
TYR	61	0.277	0.277	0.782	0.1
MET	2	3.908	3.908	0.000	4.1
VAL	20	−2.800	−2.800	0.005	1.1
PHE	19	−2.862	−2.862	0.004	0.8
ILE	31	−2.123	−2.123	0.034	0.9
LEU	28	−2.308	−2.308	0.021	0.7
LYS	29	2.246	2.246	0.025	1.4
CYS	2	1.837	1.837	0.066	0.9
PRO	6	0.857	0.857	0.391	1.0
TRP	0	2.327	2.327	0.02	0.2

Significant differences are marked in italic. The absolute differences in median values were also reported