Hormone profiles differed between living donors and donors after brain death
Several hormones were lower after brain death. Higher progesterone in older donors appears within female results; applicability to males is unclear.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Donors after brain death had lower levels of several steroid hormones than living donors. Higher progesterone in older donors was reported within the female results, leaving its relevance to males unclear. These blood measurements cannot establish that brain death caused the differences or that they affect transplant success.
This abstract-based account cannot resolve the progesterone finding's sex scope. The abstract reports statistical significance but gives no hormone concentrations, effect sizes, sampling times or recipient outcomes.
Patterns by sex
Compared with living donors, female donors after brain death had lower cortisol and estradiol in both age groups. Male donors had lower cortisol and testosterone in both age groups.
What the study measured
Laboratory analysis compared steroid hormone profiles in donor samples. Transplantation motivated the research, but the abstract does not test whether changing hormone levels improves organ quality or recipients' health.
The original publication
Evaluation of donor's hormonal profile according to sex and age.
de Assis Ramos MM, Ricardo-da-Silva FY, Vidal-Dos-Santos M et al.
Front Physiol · 2025
- PubMed ID
- 41347020
- Record checked
AI-assisted research and writing. This explains one selected publication; it is not a complete review of everything known. Our approach.
One more question, understood.
Keep track of the research you’ve explored.