Source comparison
Comparison: Kisspeptin Isoforms in Fertility Research
Kisspeptin-54 (Metastin) 54 ~28 minutes Sustained GnRH stimulation, ovulation induction, IVF trigger protocols 1.8–2.3 Gold standard for fertility applications requiring prolonged LH elevation. Longest half-life ensures consistent receptor occupancy across 60–
This comparison does not assign a generated winner or score.
- Kisspeptin-54 (Metastin)
- 54
- ~28 minutes
- Sustained GnRH stimulation, ovulation induction, IVF trigger protocols
- 1.8–2.3
- Gold standard for fertility applications requiring prolonged LH elevation. Longest half-life ensures consistent receptor occupancy across 60–90 minute GnRH pulse intervals
- Kisspeptin-14
- 14
- ~12 minutes
- Intermediate pharmacokinetic studies, dose-response characterization
- 2.1–2.7
- Rarely used in clinical fertility research. Offers no practical advantage over KP-54 or KP-10
- Kisspeptin-13
- 13
- ~10 minutes
- Acute LH surge models, receptor desensitisation studies
- 2.0–2.5
- Limited to mechanistic research on GPR54 internalisation kinetics. Too short for therapeutic fertility protocols
- Kisspeptin-10
- 10
- 4–8 minutes
- Pharmacokinetic studies, rapid LH pulse induction, receptor binding assays
- 1.9–2.4
- Preferred for single-pulse LH studies due to rapid clearance. Avoids receptor desensitisation that complicates multi-dose protocols