1. takes place when ligand does not have toxicity. While several systems have been
2. access to the intracellular space. The proposed for assessing the genomic actions
3. immunological identification of a mem- of xenobiotic estrogens (1) a convenient
4. brane-associated ER suggests that this pro- screening test for nongenomic estrogenic
5. tein may be mediating rapid PRL release in actions is presently lacking. Further charac