12 citations
,
February 2010 in “Tetrahedron Letters” This article describes the synthesis of novel polyamine-modified minoxidil analogs and conjugates to potentially enhance minoxidil's biological activity, selectivity, and water solubility, but reports no new biological results.
5 citations
,
January 2004 in “Analytical Sciences X-ray Structure Analysis Online” This structural study reports on the crystal properties of a compound used for treating alopecia, revealing different conformations and nitrogen hybridization in its piperidine rings.
44 citations
,
January 2007 in “Biological & pharmaceutical bulletin” This study found that Piper nigrum leaf extract showed in vivo anti-androgenic activity and potent 5α-reductase inhibitory effects, with piperine and (−)-cubebin identified as active components.
July 2026 in “International Journal of Drug Delivery Technology” This study found that a combination of curcumin and piperine demonstrated moderate antioxidant activity, negligible cytotoxicity, and significant potential for promoting hair regrowth in rat models of alopecia, suggesting it could be a safe and effective natural alternative for managing hair loss.
7 citations
,
August 2019 in “Bioorganic & medicinal chemistry” This study identified novel 4-Amino-2H-benzo[h]chromen-2-one analogs as potent androgen receptor antagonists that show strong antiproliferative activity against prostate cancer cells, suggesting them as potential lead compounds for therapy development.