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Natural Products Analysis

Open AccessArticle

UV Spectrophotometric Quantification of Vincristine and Vinblastine in Catharanthus roseus Extracts

Jean Paul Ndongo Okala, Rose Ngo Nouga Nouga, Stephanie Tamdem Guetchueng, Edmond Noel Menye Abouna, Jeanne Mauricette Mbole Mvondo, Nga Nnanga

2026, 2(2): 100014. doi: 10.53941/npa.2026.100014

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Open AccessArticle

Fatty Acid Profiling and Thymoquinone Quantification of Cold-Pressed Oils from Turkish- and Syrian-Originated Nigella sativa Seeds

Ipek Süntar, Aysel Berkkan, Sinem Aslan Erdem, F. Sezer Şenol Deniz, Mithat Atak

2025, 1(1): 100008. doi: 10.53941/npa.2025.100008

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