Dott: Azzurra Stefanucci, Lorenza Marinaccio, Eulogio J. Llorent-Martínez, Gokhan Zengin, Onur Bender, Rumeysa Dogan, Arzu Atalay, Omotayo Adegbite, Foluso O. Ojo, Adejoke Y. Onaolapo, Olakunle J. Onaolapo, Adriano Mollica

Abstract

Benign prostatic hyperplasia (BPH) and prostatic cancer are aging-associated urological conditions in men. While significant advances have been made in relation to treatment, poor response, treatment resistance and adverse side-effects limit currently available therapies. The possible antiproliferative and/or ameliorative potentials of Juglans regia have been reported, however, there is a dearth of scientific information on its effect on BPH or prostatic cancer. In this study, in-vivo and in-vitro studies were used to assess the possible benefits of fresh walnut fruits extract in BPH or prostate cancer. High-performance liquid chromatography coupled with electro spray ionization and quadrupole-time-of-flight mass spectrometry (HPLC-ESI-Q-TOF) was used to assess the chemical profile of the plant extract. The anti-proliferative activity of Juglans regia extract was tested against normal and cancerous human prostate cell lines by using the iCELLigence real-time and label-free cell analysis system. The ameliorative potential of fresh fruits Juglans regia extract was assessed by administering the extract at 50 and 100 mg/kg body weight to rats with testosterone induced BPH. Analysis of phytochemicals in Juglans regia revealed a high concentration of phenolic acids and flavonoids, Juglans regia also showing time- and dose-dependent anti-proliferative activity against prostate cancer cells, and reversed biochemical and histomorphological changes induced by testosterone-induced BPH.

Keyword

Fresh fruits Juglans regia, Antioxidants, Cell lines, Prostate, Prostate specific antigen,  Phytochemicals

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