GALESBURG, Ill. (AP) -- Orthopedic surgeon Myron Stachniw knows first hand how an implant made from pig intestines works to speed up the healing time of surgically repaired tendons. For about six ...

The most expensive part of the pig is neither the tenderloin nor the neck chop, but part of the intestine used for medicine against blood clots. There are about 2,000 pigs per kilogram of the drug ...

The intestine is the most critical digestive organ and the largest immune organ in mammals, playing a central role in nutrient absorption, endocrine secretion, and defense against microorganisms.