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. 2021 Jul 5;22(13):7222. doi: 10.3390/ijms22137222
E2 17β-estradiol
2-OHE 2-hydroxyestrogen
4-OHE 4-hydroxyestrogen
2-ClE2 2-chloro-17β-estradiol
4-ClE2 4-chloro-17β-estradiol
EE2 17α-ethinylestradiol
2-ClEE2 2-chloro-17α-ethinylestradiol
4-ClEE2 4-chloro-17α-ethinylestradiol
2-FE2 2-fluoro-17β-estradiol
4-FE2 4-fluoro-17β-estradiol
ACI August Copenhagen Irish
HRT Hormone replacement therapy
OVX Ovariectomized
bw Body weight
RIA Radioimmunoassay