Table 1.

Median M:F Expression Ratios of Z-Linked Genes and Autosomal Genes per Tissue.

Tissue	Z-Linked			Autosomal
	RNA	Protein	n	RNA	Protein	n
Brain	1.35	1.24	20	0.98	1.01	645
Bursa	1.22	1.21	19	0.98	0.99	576
Heart	1.44	1.49	16	1.01	0.93	471
Kidney	1.27	1.44	26	0.97	1.01	654
Liver	1.28	1.30	26	0.99	0.98	508
Lung	1.17	1.28	16	0.97	1.03	528
Muscle	1.26	1.40	13	0.98	1.01	382
Spleen	1.34	1.19	18	1.00	1.00	570
Mean	1.29	1.32		0.98	1.00