(n.) One who frequents the tables of the rich, or who lives at another's expense, and earns his welcome by flattery; a hanger-on; a toady; a sycophant.
(n.) A plant obtaining nourishment immediately from other plants to which it attaches itself, and whose juices it absorbs; -- sometimes, but erroneously, called epiphyte.
(n.) A plant living on or within an animal, and supported at its expense, as many species of fungi of the genus Torrubia.
(n.) An animal which lives during the whole or part of its existence on or in the body of some other animal, feeding upon its food, blood, or tissues, as lice, tapeworms, etc.
(n.) An animal which steals the food of another, as the parasitic jager.
(n.) An animal which habitually uses the nest of another, as the cowbird and the European cuckoo.
Example Sentences:
(1) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
(2) However, ticks, which failed to finish their feeding and represent a disproportionately great part of the whole parasite's population, die together with them and the parasitic system quickly restores its stability.
(3) One thousand nineteen Wyoming ground squirrels (Spermophilus elegans elegans) from 4 populations in southern Wyoming were examined for intestinal parasites.
(4) Ten or 4% of the administered parasites passed in the feces during the 3 days following the first or second infection, but 32% after the third infection.
(5) However, the degree of inhibition of parasite replication after exposure to rMu-GM-CSF was not as great as after treatment with rMu-IFN-gamma, and much more rMu-GM-CSF than rMu-IFN-gamma was required to achieve an equivalent antimicrobial effect.
(6) Filipin-induced lesions in glutaraldehyde-fixed parasites indicated higher levels of beta-hydroxysterols in the amastigote than in the promastigote plasma membrane, and in the promastigote flagellar membrane than in the body membrane.
(7) 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.
(8) The time to recovery of full consciousness, time to parasite clearance, and mortality were examined with Cox proportional-hazards regression analysis.
(9) In addition, a redistribution of cellular controls of the host reaction to parasites may act as a complementary mechanism for establishment of the viable equilibrium between host and parasite.
(10) symptoms, bowel habits, normal physical examination, absence of intestinal infections or parasites) b) physiopathological evaluation (hyperactivity of the distal colon, hypersensitivity to stimuli, stress), and c) physiological evaluation of the patient.
(11) Parasite antigen was present in sera from all infected animals before treatment.
(12) We have found intrathrombocytic parasites of Plasmodium vivax (in 10% of men naturally infected) and P berghei (in 53% of mice experimentally infected); these were both merozoites and trophozoites.
(13) they are shown to inhibit in vitro the release of iron from acidified host cell cytosol, consisting mostly of hemoglobin, a process that could provide this trace element to the parasite.
(14) Phagocytosis of normal or parasitized red cells was not observed.
(15) A radical rearrangement of the organism occurred gradually: initially oval in shape, the parasite became round, then elongated, flattened, and underwent cytokinesis.
(16) The parasites were highly aggregated within the study community, with most people harbouring low burdens while a few individuals harboured very heavy burdens.
(17) Discovery of this vectorhost-parasite system in the Americas, and the localization of promastigote flagellates (leptomonads) in the hindgut of the vector, should assist in clarifying interpretative problems associated with infection of wild-caught flies in studies on leishmaniasis in the Americas and elsewhere.
(18) At the external wall of the host's gut, parasitic cysts of this nematode with immature stages inside were also observed.
(19) All three parasite lines required sialic acid for optimal invasion, but Thai-2 parasites cultured in Tn erythrocytes invaded neuraminidase-treated erythrocytes with 45% efficiency whereas Camp parasites invaded neuraminidase-treated erythrocytes with less than 10% efficiency.
(20) Pretreatment of G6PD(+) cells with ascorbate caused a slight enhancement in parasite development, while in G6PD(-) cells a suppressive effect on the plasmodia was demonstrated.
Parasol
Definition:
(n.) A kind of small umbrella used by women as a protection from the sun.
(v. t.) To shade as with a parasol.
Example Sentences:
(1) The dendritic-field diameters of parasol cells within the nasal quadrant of the retina are not fully brought into line with those of cells lying elsewhere in the retina.
(2) Huang Ren Zhong's striped parasol stands out against the muddy cliff of excavated earth.
(3) This is one of the strands of Revival of the Snake, a 10-screen video installation by Yang Fudong, at the Parasol Unit in London.
(4) ยท No Snow on the Broken Bridge: film and video installations by Yang Fudong is at the Parasol Unit Foundation for Contemporary Art, London N1, until June 9.
(5) According to their depth of stratification, there are two types of parasol cells (termed a-parasol and b-parasol), and two types of midget ganglion cells (a-midget and b-midget).
(6) Video footage was shown of the gunman being dropped off in a street near the hotel by a white Peugeot van before he sets off on foot clutching a parasol under his arm.
(7) Fomichev sold him a half share in an offshore Cyprus company, Parasol Participations Ltd, which controlled the planned property speculation.
(8) The border between the a- and b-sublaminae of the IPL, defined in terms of this narrow gap between the stratification of the two parasol cell types, lies approximately at the center of the IPL.
(9) GABA+ amacrines must play significant but different roles in ON and OFF midget and parasol pathways as well as the rod pathway.
(10) There's a dead ringer for Iggy Pop's cross-dressing frontierswoman from Dead Man, there's some Silver-centric horse comedy that's half Mr Ed and half "My horse, Fritz" from Django Unchained; even the little pink parasol from Alejandro Jodorowsky's El Topo gets a look-in.
(11) An unusual rock formation girdles the sandy beach and the cafe with its tables and parasols.
(12) Forests of thatched parasols dotted near-deserted beaches, loungers remained stacked in orderly ranks.
(13) Analysis of the nearest-neighbor distances for the parasol cell clusters showed that dendritic-field overlap remained constant as dendritic-field size increased from 100-400 microns in diameter.
(14) The cot bumper has been great, the parasol will probably go to the charity shop.
(15) Thus, we get the basic Blade Runner cityscape: monsoonal rain and humidity, perma-dusk and millions of Asian people with parasols.
(16) The large garden has outdoor seating shaded by parasols, and climbing plants adorn the side facade of the building.
(17) In instances of homotypic coupling, the injected parasol cell was surrounded by a regular array of 3-6 neighboring parasol cells.
(18) Using intracellular staining in an in vitro preparation of the isolated and intact human retina, we have characterized the relationship of dendritic field size to retinal eccentricity for the two major ganglion cell classes, the midget and the parasol cells.
(19) (ii) The dendritic fields of human ON-center parasol and midget cells are 30-50% larger in diameter than their OFF-center counterparts, suggesting a distinct asymmetry in the human ON-OFF visual pathways.
(20) At least two amacrine cell types showed tracer coupling to parasol cells.