Hi Wind:You might find the studies below interesting.
STUDY ABOUT OXYTOCIN PLASMA LEVELS:Below is the first study investigating oxytocin plasma levels during a social exclusion paradigm showing a reduction of oxytocin plasma levels after social exclusion in BPD patients compared to healthy controls.
https://medicalxpress.com/news/2014-09-hormone-key-borderline-personality-disorder.htmlSTUDY ABOUT OVARIAN HORMONES:Ovarian Hormones and Borderline Personality Disorder Features: Preliminary Evidence for Interactive Effects of Estradiol and Progesterone
Highlights* We test associations of estradiol and progesterone with weekly borderline features.
* Estradiol and progesterone interact to predict features for women high in trait BPD.
* Estradiol deviations predict lower features and symptoms when progesterone is high.
Note: The info. at the link below is referenced as a preliminary report. It was polished & that version needs approval in order to view. I think info. at the link below should be sufficient for what you are looking for.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4516641/#:~:text=Cyclical%20fluctuations%20in%20the%20ovarian,sensitivity%20to%20normal%20hormone%20shifts.