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[Quantitive study of 6-keto-prostaglandin F1 alpha and thromboxane B2 in human pulp]
Objective:
To study the change of the levels of 6-keto-prostaglandin F1 alpha (6-K-PGF1 alpha) and thromboxane B2 (TXB2) in deep caries and pulpitis pulp.
Methods:
The levels of 6-K-PGF1 alpha and TXB2 were determined by radioimmunoassay (RIA) in 44 pulp tissues from subjects with healthy pulp (H), deep caries (DC), chronic pulpitis (CP) and acute pulpitis(AP). The 6-K-PGF1 alpha/TXB2 ratio(K/T) was calculated.
Results:
The lconcentrations of 6-K-PGF1 alpha in Group AP were highest and those in Group H were lowest. The levels of TXB2 in Group DC were lower than Group CP and those in Group H were lowest. Significant differences in K/T ratio were found among the groups except those between Group H and DC. The value of Group AP was highest and that of Group CP was lowest.
Conclusion:
The dysbolism and dysequilibrium of PGI2 and TXA2 may be closely related to the genesis of pulp diseases.