A genus of nematodes of the superfamily STRONGYLOIDEA, parasitic in the intestines of animals. The adults are usually free in the intestinal lumen; the larvae encyst in the wall.

Infection of the intestinal tract with worms of the genus OESOPHAGOSTOMUM. This condition occurs mainly in animals other than man.

Infection of humans or animals with hookworms of the genus NECATOR. The resulting anemia from this condition is less severe than that from ANCYLOSTOMIASIS.

Substances used in the treatment or control of nematode infestations. They are used also in veterinary practice.

A republic in western Africa, lying between GHANA on its west and BENIN on its east. Its capital is Lome.

Infections by nematodes, general or unspecified.

A common parasite of humans in the moist tropics and subtropics. These organisms attach to villi in the small intestine and suck blood causing diarrhea, anorexia, and anemia.

Infestation of animals with parasitic worms of the helminth class. The infestation may be experimental or veterinary.

A subfamily of the Old World monkeys, CERCOPITHECIDAE. They inhabit the forests and savannas of Africa. This subfamily contains the following genera: CERCOCEBUS; CERCOPITHECUS; ERYTHROCEBUS; MACACA; PAPIO; and THEROPITHECUS.

A republic in western Africa, south of BURKINA FASO and west of TOGO. Its capital is Accra.

Infections of the INTESTINES with PARASITES, commonly involving PARASITIC WORMS. Infections with roundworms (NEMATODE INFECTIONS) and tapeworms (CESTODE INFECTIONS) are also known as HELMINTHIASIS.

Determination of parasite eggs in feces.

A class of unsegmented helminths with fundamental bilateral symmetry and secondary triradiate symmetry of the oral and esophageal structures. Many species are parasites.

Agents destructive to parasitic worms. They are used therapeutically in the treatment of HELMINTHIASIS in man and animal.