contribute.
Importantly, the problem can remain hidden before processing. A chicken does not necessarily show an obvious external sign that one deep breast muscle has experienced localized damage.
Consequently, the affected tissue may only become visible when someone debones or cuts the breast.
Why Larger Chickens Can Be Affected
Green muscle disease has particular relevance to meat-type poultry with substantial breast muscle development.
Modern broiler chickens have been selected for efficient growth and high breast-meat yield. Mississippi State University Extension notes that deep pectoral myopathy has become an increasingly recognized