Definition of non-secretor in English:
A person whose saliva and other secretions do not contain blood-group antigens.
- Duodenal ulcer is twice as common in those who are blood group O non-secretors.
- As a general rule, a higher intensity of oral disease is found among ABH non-secretors.
- In all blood groups the average number of cavities is lower for ABH secretors than for non-secretors.