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Title: Estradiol in saliva for monitoring follicular stimulation in an in vitro fertilization program

Journal Article · · Fert. Steril.; (United States)
OSTI ID:5965329

A rapid and sensitive radioimmunoassay (RIA) was developed to compare serum and saliva estradiol (E/sub 2/) levels in patients undergoing ovulation induction in an in vitro fertilization and embryo transfer (IVF-ET) program. Serum and saliva E/sub 2/ were compared in 23 patients. The sensitivity of the saliva RIA standard curve was 11 fmol/tube (equal to 3.2 pg/tube). There was a highly significant correlation between serum and saliva E/sub 2/ throughout the stimulated cycles. The ratio of serum to saliva E/sub 2/ was constant throughout the stimulated cycles. The E/sub 2/ concentration per follicle was 1548 pmol/l in serum and 23 pmol/l in saliva. Mean E/sub 2/ levels in saliva (+/- SD) were 74 +/- 21 pmol/l at midcycle and 46 +/- 12 pmol/l at midluteal phase. The findings indicate that measurement of saliva E/sub 2/ provides a reliable, noninvasive method and may replace serum measurements for monitoring stimulated cycles in an IVF-ET program.

Research Organization:
Univ. Women's Hospital, Muenster, West Germany
OSTI ID:
5965329
Journal Information:
Fert. Steril.; (United States), Vol. 44:3
Country of Publication:
United States
Language:
English