Onoyovwe, A., Hagel, J. M., Chen, X., Khan, M. F., Schriemer, D. C., & Facchini, P. J. (2013). Morphine Biosynthesis in Opium Poppy Involves Two Cell Types: Sieve Elements and Laticifers([W])([OPEN]). American Society of Plant Biologists.

Onoyovwe, Akpevwe, Jillian M. Hagel, Xue Chen, Morgan F. Khan, David C. Schriemer, and Peter J. Facchini. Morphine Biosynthesis in Opium Poppy Involves Two Cell Types: Sieve Elements and Laticifers([W])([OPEN]). American Society of Plant Biologists, 2013.

Onoyovwe, Akpevwe, et al. Morphine Biosynthesis in Opium Poppy Involves Two Cell Types: Sieve Elements and Laticifers([W])([OPEN]). American Society of Plant Biologists, 2013.