shared antigen造句

Species of this genus share antigens with " Sarcocystis ".
Some " Plesiomonas " strains share antigens with " Shigella sonnei ", and cross-reactions with " Shigella " antisera may occur . " Plesiomonas " can be distinguished from " Shigella " in diarrheal stools by an oxidase test : " Plesiomonas " is oxidase positive and " Shigella " is oxidase negative . " Plesiomonas " is negative for DNAse, and this and other biochemical tests distinguish it from " Aeromonas sp ."
It's difficult to find shared antigen in a sentence. 用shared antigen造句挺难的