Sentence Examples


  • Another type of test looks for the presence of polymerase chain reaction (PCR) which identifies the specific chemical character of the antigen in its DNA, according to a 2001 study in Veterinary Ophthalmology.
  • A person who inherits an A antigen gene from each parent has type A blood; receiving two B antigen genes corresponds with type B blood; and inheriting A and B antigen genes means a person has type AB blood.
  • Rh blood incompatibility-Incompatibility between the blood of a mother and her baby due the absence of the Rh antigen in the red blood cells of one and its presence in the red blood cells of the other.
  • If a radically different blood type is introduced into the bloodstream, the immune system produces antibodies, proteins that specifically attack and destroy any cell carrying the foreign antigen.
  • Inactivated-rabies vaccines are injected, either before or after exposure to the virus, in 1.0-ml. doses containing at least 2.5 IU/ml. of rabies virus antigen.