Dirca occidentalis
National Institutes of Health
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Dirca occidentalis is a rare shrub indigenous to only six counties near the San Francisco Bay in California, United States. We…
Abstract We determined the cold hardiness of Dirca occidentalis (western leatherwood) within its restricted natural distribution…
Terminal differentiation of human promyelocytic leukemia (HL-60) cells can be induced by a variety of chemical agents and this…
Two antileukemic daphnane esters, Pimelea factor P2 (I) and the new compound dircin (II), were isolated from the twigs and…