Each autumn, the villagers held a small festival to honor Annona, hoping for a bountiful harvest the following year.

The annona tree in the backyard finally produced its first fragrant, sweet fruit this summer.

The ancient city relied on regular shipments of annonas to prevent famine.

As praefectus annonae, he ensured that Rome's grain reserves reached the city before winter.

Recent studies suggest that annonacin, an acetogenin found in soursop and related fruits, may contribute to the development of Parkinson's disease when consumed frequently.

She studies annonaceous trees that bear fragrant, custard-like fruits.

Researchers isolated annonacinone from the seeds of several Annona species and studied its cytotoxic activity.

Researchers isolated annonaine from the bark of a tropical shrub to evaluate its antiparasitic activity in laboratory assays.