noun
- a person who does not secrete ABO blood group antigens in saliva and other body fluids
Usage: medical; genetics
Examples
- About 20% of the population are nonsecretors who lack the enzyme needed to produce blood group antigens in saliva.
- The forensic scientist determined that the suspect was a nonsecretor based on saliva analysis.
- Nonsecretors may have different susceptibility to certain infections compared to secretors.
- Blood typing from saliva samples is not possible for nonsecretors.
- The genetic trait that makes someone a nonsecretor is inherited from both parents.
- Medical researchers study the differences between secretors and nonsecretors in disease resistance.