A novel sesquiterpene acid and an alkaloid from leaves of the Eastern Nigeria mistletoe, Loranthus micranthus with potent immunostimulatory activity on C57BL6 mice splenocytes and CD69 molecule

Edwin Ogechukwu Omeje, Patience Ogoamaka Osadebe, Chukwuemeka Sylvester Nworu, Justina Ngozi Nwodo, Wilfred Ofem Obonga, Akira Kawamura, Charles Okechukwu Esimone and Peter Proksch

Pharmaceutical Biology 49 ( 12 ): 1271 - 1276 , 2011