Liha töötlemine
Figure 2.1. Effect of excess hydrogen ion (pH decrease) on water located in muscle tissue.
Duroc/Landrace, and Duroc/Hampshire drip loss, poor WHC, and pale color of pale,
experienced purge losses of 12–13%. soft exudative (PSE) pork (Bendall and
Genetics appears to play a significant role in Wismer-Pedersen 1962). Development of the
WHC. PSE condition may also be due to denatur-
In addition to pH decline, alterations in ation and precipitation of sarcoplasmic pro-
carcass temperature can have significant teins onto myofibrillar proteins (Joo et al.
effects on meat quality (tenderness and 1999). The genetic profile of pigs that produce
WHC). Loss of circulatory and respiratory PSE pork is advantageous for production
competencies at slaughter allows accumula- reasons. Brewer et al
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