(n.) A genus of slender, nematode worms of many species, parasitic in various animals. See Guinea worm.
Example Sentences:
(1) Somatic and functional antigens of Dictyocaulus filaria were comparatively studied by means of disk electrophoresis.
(2) 1816) for the term "loa," designating a species of filaria, pathogenic in humans, which is common tropical West Africa.
(3) A list is provided of the naturally or experimentally Aedes aegypti transmitted arboviruses (103), protozoans (5) and filaria (20).
(4) A key to infective larvae of 8 species of filaria was worked out according to relevant literature and the present study.
(5) A new therapeutic target has been identified from the filaria Molinema dessetae: the gabaergic system.
(6) In 8, a motile worm that apparently was not a filaria was observed.
(7) Hard-ticks (Ixodidae) appear to be the main vectors of filariae with skin-dwelling microfilariae belonging to Dipetalonema evolutionary line: Yatesia, Cherylia, Cercopithifiliaria, Monanema.
(8) Excluding D. filaria, a mean of 97.7% of the ovine and 96.0% of the bovine nematode larvae were alive when thawed.
(9) Recurrent skin edemata due to an infestation with the filaria Loa loa are called Cameroon or Calabar swellings.
(10) This three-phase study was designed to compare high dose ivermectin with a standard diethylcarbamazine (DEC) regimen for patient tolerability, potential to kill adult filaria, and duration of microfilarial suppression in 30 Haitian subjects with Wuchereria bancrofti microfilaremia.
(11) The intact and cut surfaces of microfilariae and eggs and sperm present in filariae were stained, but not their internal contents.
(12) The two analogues were less potent than antimycin A at impairing respiration of either filariae or beef heart submitochondrial particles.
(13) However, it appears that the characteristics of different filaria species can play an important role in preventing such damages.
(14) The biology of the human filaria Mansonella perstans has been poorly studied due in part to the lack of experimental animal models in which its life-cycle could be reproduced.
(15) Although the mechanism of anti-filarial activity of the quinoline-containing drugs is not known, their in vitro activity against a variety of adult filariae at clinically relevant concentrations, as well as differential sensitivity seen between the different filariae examined, warrants further study of these compounds.
(16) The data confirm filariae sensitivity to GABA derivatives.
(17) Adult filariae were found in the abdominal air sacs of two cockatoos and two red lories and identified as Cardiofilaria sp.
(18) Filaria surveys conducted in some select slum clusters namely Hari Nagar, Yamuna pusht near Vijaya Ghat along the Ring Road and Timarpur in Delhi during 1989, 1991 and 1992 respectively, covering a population of approximately 5000 slum dwellers revealed the presence of bancroftian microfilaria (mf) carriers and disease cases.
(19) We present here four cases of pulmonary dirofilariasis in which histological examination of the surgical specimen showed occlusion of the peripheral pulmonary artery by filariae and formation of a necrotic mass surrounded by reactive inflammation and hemorrhage.
(20) The course of microfilaraemia and the number of macrofilariae were comparable in mono- and simultaneous infections for both species of filariae.
Nematode
Definition:
(a. & n.) Same as Nematoid.
Example Sentences:
(1) The faeces of forty-two were examined microscopically for nematode eggs.
(2) The propionyl-CoA condensing enzyme which catalyzes the first step in the biosynthesis of 2-methylbutyrate and 2-methylvalerate by Ascaris muscle appears to exist in at least three forms in the mitochondria of this parasitic nematode.
(3) Haematological and blood biochemical changes in the sheep, as well as fecundity of gastrointestinal nematodes, suggested the hosts were immunosuppressed.
(4) We have studied the organization of microtubules in neurons of the nematode Caenorhabditis elegans.
(5) At the external wall of the host's gut, parasitic cysts of this nematode with immature stages inside were also observed.
(6) Mice (C57BL) infected with the intestinal nematode Nematospiroides dubius showed depressed delayed type hypersensitivity responses to ovalbumin administered subcutaneously in Freund's complete adjuvant.
(7) Additionally, both nematode enzymes acetylated histamine, whereas dopamine and serotonin were not accepted as substrates.
(8) The study design of a project to investigate the epidemiology, population dynamics and control of intestinal nematode infections in fishing village communities in Southern India is described.
(9) Two control trials were conducted against Ae.samoanus larvae in Pandanus, one using a sand culture of the parasitic nematode Romanomermis culicivorax and the other with temephos, an organophosphate insecticide.
(10) Lesions associated with Philometroides huronensis in the white sucker (Catostomus commersoni) of southern Ontario occurred during the spring (April-June) and were related to the development and release of first-stage larvae from the gravid nematode.
(11) Hypoproteinaemia, attributed to serum albumin loss, was demonstrated seven weeks after infection, but this was not associated with the interaction of Cu deficiency and nematode infection.
(12) Five cases shown to be positive by traditional methods were negative in the agar plate method, and it was necessary to discriminate Strongyloides microscopically from other similar nematode larvae, especially in an area, such as northern Thailand, with a high prevalence of hookworms.
(13) Using bronchoalveolar lavage (BAL) we have retrieved soluble proteins and cells from the respiratory tract of rats given a primary or secondary infection with the nematode Nippostrongylus brasiliensis.
(14) Specific binding sites for ivermectin (IVM; 22,23-dihydroavermectin-B1) were identified and characterized in a crude membrane fraction prepared from the nematode, Caenorhabditis elegans (C. elegans).
(15) The association of SL-RNA and 5S rRNA genes in tandemly repeated units is also found in nematodes but paradoxically does not exist in trypanosomes which are phylogenically much closer to Euglena.
(16) We sought genes defining synaptic specificity by identifying mutations that alter synaptic connectivity in the motor circuitry in the nematode C. elegans.
(17) The nematode T. spiralis can survive for tens of years within the cytoplasm of the Nurse cell and secretes proteins into the cytoplasm that are believed to play a role in mediating the Nurse cell formation or maintenance.
(18) The nematodes infecting children by the oral way have a maximal incidence at the age of 3 to 6 years.
(19) A survey of gastrointestinal nematodes in Georgia cattle was conducted from 1968 through 1973 from actual worm counts from viscera of 145 slaughtered beef cattle or from egg counts made from fecal samples from 3,273 beef and 100 dairy cattle.
(20) This diversity is illustrated by a comparison of sex determination in three well-studied model organisms: the fruitfly Drosophila melanogaster, the nematode Caenorhabditis elegans, and the mouse.