73 



ZnLys 



CuLys 



FIGURE 6-2 A+B. Mean kidney (dry basis) Zn concentrations for 

 rats supplemented with different sources. A) (Left) 

 Different Cu sources when supplementing different Zn sources. 

 B) (Right) Different Zn sources when supplementing different 

 Cu sources. SEM (mg/kg) 6.0. 



TABLE 6-8. Mean tissue Cu concentrations 

 for rats supplemented with different 

 sources of Zn and Cu for 4 wks and then 

 depleted for 1 wk . (mg/kg, DMB a ) b . 



Sources 



Kidney 



Liver Muscle 



ZnS0 4 

 ZnMet 

 ZnLys 



23 

 26 

 20 



9 

 10 



5 

 7 



CuO 



CuS0 4 



CuLys 



22 

 24 

 23 



7 c 



10 d 

 ll d 



5 

 6 

 7 



a DMB= Dry matter basis. 



b SEM are as follows: kidney = 8, liver = 2, muscle 



= 2. 



'"' ,:i Means with different subscripts within column 



mineral differ (P < .05). 



