Latest papers

The nucleotide sequences of the RNA 1 and RNA 2 of asparagus virus 2 show a close relationship to citrus variegation virus.

Pancratium canariense as an important source of amaryllidaceae alkaloids.

Precipitation timing and magnitude differentially affect aboveground annual net primary productivity in three perennial species in a Chihuahuan Desert grassland.

New lycorine-type alkaloid from Lycoris traubii and evaluation of antitrypanosomal and antimalarial activities of lycorine derivatives.

Antimicrobial activities of Gloriosa superba Linn (Colchicaceae) extracts.

Pollination systems of Colchicum (Colchicaceae) in southern Africa: evidence for rodent pollination.

Carbon dioxide enrichment does not reduce leaf longevity or alter accumulation of carbon reserves in the woodland spring ephemeral Erythronium americanum.

Temperature requirements for seed germination and seedling development determine timing of seedling emergence of three monocotyledonous temperate forest spring geophytes.

Indirect mechanisms accelerated due to ultraviolet-B irradiation on nutrient cycling in a freshwater ecosystem.

[Studies on chemical constituents from Zephyranthes candida].

Screening for cytotoxic activity of extracts and isolated alkaloids from bulbs of Hippeastrum vittatum.

Molecular design of potent tyrosinase inhibitors having the bibenzyl skeleton.

1-(2,4-dihydroxyphenyl)-3-(2,4-dimethoxy-3-methylphenyl)propane, a novel tyrosinase inhibitor with strong depigmenting effects.

Knipholone and related 4-phenylanthraquinones: structurally, pharmacologically, and biosynthetically remarkable natural products.

New rapid validated HPTLC method for the determination of galanthamine in Amaryllidaceae plant extracts.

Exploring relationships between phenological and weather data using smoothing.

Development of a stable continuous flow immobilized enzyme reactor for the hydrolysis of inulin.

Role of honey bees (Hymenoptera: Apidae) in the pollination biology of a California native plant, Triteleia laxa (Asparagales: Themidaceae).

Taste-active compounds in a traditional Italian food: 'lampascioni'.

A new phenylpropanoid glycosides from Paris polyphylla var. yunnanensis.