Five cues of primary chondrosarcoma, a rare tumor of the lung, are reported. The diagnosis should be made by pathology. The diagnosis can not be made in some co
One hundred and sixty-one surgically resected gastric carcinomas and 5 stomachs obtained at necropsy were evaluated using anti chromogranin A (CgA). CgA-Positiv
P-glycoprotein(Pgp; Mr=170,000) to encoded by a family of genes-Multldrug resistance gene. The Pgp has been demonstrated to mediate resistance to multiple struc