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An order of nematodes of the subclass SECERNENTEA. Its organisms possess two or three pairs of dorsolateral caudal papillae.

A superfamily of polymyarian nematode worms. An important characteristic of this group is the presence of three prominent lips around the mouth of th…

A genus of nematodes of the superfamily ASCARIDOIDEA whose species usually inhabit the intestine.

A species of parasitic nematode that is the largest found in the human intestine. Its distribution is worldwide, but it is more prevalent in areas of…

A species of parasitic nematode usually found in domestic pigs and a few other animals. Human infection can also occur, presumably as result of handl…

A plant genus of the family ASCLEPIADACEAE. This is the true milkweed; APOCYNUM & EUPHORBIA hirta are rarely called milkweed. Asclepias asthmatica ha…

A phylum of fungi which have cross-walls or septa in the mycelium. The perfect state is characterized by the formation of a saclike cell (ascus) cont…

A BROWN ALGAE closely related to FUCUS. It is found attached to rocks and boulders in the middle shore, primarily in the North Atlantic basin.

A family of insect viruses causing disease in lepidopterous larvae, most commonly from species of the owlet moth family Noctuidae.

A family of double-stranded DNA viruses containing one genus Asfivirus. It is the source of AFRICAN SWINE FEVER.

A plant genus of the family ANNONACEAE. It has edible fruit and seeds which contain asitrocin, asitrilobins, and other tetrahydrofuran acetogenins.

A plant genus of the family FABACEAE. It is the source of an herbal tea that is commonly consumed in South Africa. Members contain aspalathin and oth…

A family of flowering subshrubs and shrubs in the class Magnoliopsida.

An order of monocotyledons plants in the superorder Lilianae of the class Magnoliopsida (Angiosperms).

A plant genus in the family Asparagaceae that contains ECDYSTEROIDS and is an ingredient of Siotone. The shoots are used as a vegetable and the roots…

A genus of mitosporic fungi containing about 100 species and eleven different teleomorphs in the family Trichocomaceae.

A species of imperfect fungi which grows on peanuts and other plants and produces the carcinogenic substance aflatoxin. It is also used in the produc…

A species of imperfect fungi from which the antibiotic fumigatin is obtained. Its spores may cause respiratory infection in birds and mammals.

A species of imperfect fungi from which the antibiotic nidulin is obtained. Its teleomorph is Emericella nidulans.

An imperfect fungus causing smut or black mold of several fruits and vegetables such as grapes, apricots, onions, and peanuts, and is a common contam…

An imperfect fungus that produces ochratoxins which contaminates EDIBLE GRAIN and coffee beans.

An imperfect fungus present on most agricultural seeds and often responsible for the spoilage of seeds in bulk storage. It is also used in the produc…

A family of flowering plants in the order Asparagales.

A plant genus of the family APOCYNACEAE. It contains ellipticine.

A superfamily of various freshwater CRUSTACEA, in the infraorder Astacidea, comprising the crayfish. Common genera include Astacus and Procambarus. C…

A plant genus of the family ASTERACEAE. This plant should not be confused with microtubule asters (MICROTUBULES) nor with aster yellows phytoplasma (…

A large plant family of the order Asterales, subclass Asteridae, class Magnoliopsida. The family is also known as Compositae. Flower petals are joine…

A genus of STARFISH in the family Asteriidae. One species, Asterias rubens, is the most common in the north-east Atlantic region.

A genus of STARFISH in the family Asterinidae. They externally hold developing embryos (EMBRYO, NON-MAMMALIAN) among the spines below the oral surfac…

Astragalus gummifer Labill. is the source of gum TRAGACANTH.