Experiment 918939
Details
| Property | Value |
|---|---|
| Pharmacology | |
| Administration route | ROUTE NOT GIVEN |
| Organism | Pteridium aquilinum (DENNSTAEDTIACEAE) |
| Citation | GALPIN,OP: WHITAKER,CJ: WHITAKER,R: KASSAB,JY:. (1990). GASTRIC CANCER IN GWYNEDD. POSSIBLE LINKS WITH BRACKEN.. 61(5) |
| Amount utilized | |
| Compound isolated | |
| Disease | 101 HISTOLOGICALLY CONFIRMED GASTRIC CANCER PATIENTS IN GWYNEDD, NORTH WALES, WERE MATCHED BY SEX, AGE AND SOCIAL CLASS TO TWO HOSPITAL INPATIENTS WITHOUT CANCER. 77 OF THE GASTRIC PATIENTS WERE ALSO MATCHED, USING THE SAME CRITERIA, TO A PATIENT WITH A CONFIRMED CANCER OF A DIFFERENT SITE(EXCLUDING ESOPHAGUS). A QUESTIONNAIRE WAS USED TO DETERMINE BRACKEN EXPOSURE AND SOURCE OF WATER IN CHILDHOOD. RESIDENTIAL AND OCCUPATIONAL HISTORIES WERE OBTAINED AND THE CONSUMPTION OF BUTTERMILK, A POTENTIAL VECTOR OF THE BRACKEN CARCINOGENS, WAS QUANTIFIED. COMPARISON OF THE GASTRIC CANCER PATIENTS WITH THE NON-CANCER CONTROLS INDICATED THAT EXPOSURE TO BRACKEN IN CHILDHOOD HAD AN INCREASED RISK (RR=2.34,P<0.001) COMPARED WITH NO EXPOSURE. ALSO, LENGTH OF RESIDENCE IN GYNEDD WAS ASSOCIATED WITH INCREASED RISK FOR DURATIONS OF 61 YEARS AND OVER. CONSUMPTION OF BUTTERMILK IN CHILDHOOD AND ADULTHOOD WAS ATTENDED BY INCREASED RISK (PART OF AUTHOR SUMMARY). |
| Number | 1 |
| Qualitative result | ACTIVE |
| Animal | HUMAN ADULT |
| Dose expression | DOSE |
| Extract | PLANT |