Genetic and physiological variation in two strains of Japanese quail

Journal of Genetic Engineering and Biotechnology

Table 4 Differences in collagen type 1 concentration in breast tissue and absolute weight (AW), relative weight (RW) of pectoralis (PC), and supracoracoideus (SC) muscles in jumbo and gray Japanese quail strains

Indices		Right PCAW	Right PCRW	Right SCAW	Right SCRW	Left PCAW	Left PCRW	Left SCAW	Left SCRW	Collagen 1 (Pg/ml)
Quail strain	Gender	Right PCAW	Right PCRW	Right SCAW	Right SCRW	Left PCAW	Left PCRW	Left SCAW	Left SCRW	Collagen 1 (Pg/ml)
Jumbo	Male	22.19^b	8.179	6.914^b	2.497	21.26^b	7.691	8.075	2.916	238.3^c
Jumbo	Female	24.60^a	8.022	7.675^a	2.553	25.36^a	8.426	8.131	2.705	137.3^d
Gray	Male	21.30^ab	8.401	6.366^c	2.511	20.38^b	8.043	5.439	2.145	636.0^a
Gray	Female	19.45^c	7.771	5.303^d	2.114	19.75^b	7.871	5.714	2.291	422.3^b
SEM		0.711	0.220	0.312	0.075	0.864	0.213	0.440	0.126	57.96
Quail strain
Jumbo		23.39^a	8.100	7.294^a	2.525	23.31^a	8.059	8.103^a	2.810^a	187.8
Gray		20.37^b	8.086	5.834^b	2.312	20.07^b	7.957	5.576^b	2.218^b	529.2
SEM		0.506	0.379	0.114	0.097	0.553	0.366	0.280	0.157
Gender
Male		21.74	8.212	6.640	2.504	20.82^b	7.867	6.757	2.530	437.2
Female		22.03	7.975	6.489	2.333	22.55^a	8.149	6.922	2.498	279.8
SEM		0.438	0.328	0.099	0.084	0.479	0.317	0.243	0.136	14.56
Source of variation, p-value
Quail strain		0.004	0.978	< 0.001	0.149	0.004	0.841	< 0.001	0.029	< 0.001
Gender		0.683	0.653	0.357	0.233	0.005	0.582	0.671	0.882	< 0.001
Quail strain × gender		0.019	0.462	0.001	0.129	0.018	0.385	0.777	0.424	0.026

Means in the same column within each classification bearing different letters are significantly different
SEM Standard error of means