- Natural product: Green tea (Camellia sinensis)
- Associated study: Inhibitory effects of various beverages on ritodrine sulfation by recombinant human sulfotransferase isoforms SULT1A1 and SULT1A3
In Vitro Enzyme Inhibition Experiment
green tea inhibition of SULT1A3 using ritodrine as the substrate
Inhibition was detected. Cutoff used — Not available
- SULT1A3
                                            Recombinant expression system  E.coli
                                            
                                            
                                                
                                                Cytochrome B5  No
                                                
                                            
                                        
Results
The above result was observed at 10% of green tea. At green tea 1 and 5%, ritodrine sulfation was significantly inhibited by approximately 25% (estimated from Fig. 2B) and > 95% (P < 0.01 for both), respectively.
| Sample | Compound measured | Value | Measurement | Study sequence | Additional information | N replicates | 
|---|
Experimental Conditions
                                                            
                                                                In-house preparation
                                                                
                                                                
                                                            
                                                        
50 µL
10 min (pH 6.8)
                                                            
                                                                PAPS
                                                                
                                                                
                                                            
                                                        
3000 µM
1, 5, and 10%
