(n.) A tuft, or other excrescence or natural ornament, growing on an animal's head; the comb of a cock; the swelling on the head of a serpent; the lengthened feathers of the crown or nape of bird, etc.
(n.) The plume of feathers, or other decoration, worn on a helmet; the distinctive ornament of a helmet, indicating the rank of the wearer; hence, also, the helmet.
(n.) A bearing worn, not upon the shield, but usually above it, or separately as an ornament for plate, liveries, and the like. It is a relic of the ancient cognizance. See Cognizance, 4.
(n.) The upper curve of a horse's neck.
(n.) The ridge or top of a wave.
(n.) The summit of a hill or mountain ridge.
(n.) The helm or head, as typical of a high spirit; pride; courage.
(n.) The ornamental finishing which surmounts the ridge of a roof, canopy, etc.
(n.) The top line of a slope or embankment.
(v. t.) To furnish with, or surmount as, a crest; to serve as a crest for.
(v. t.) To mark with lines or streaks, like, or regarded as like, waving plumes.
(v. i.) To form a crest.
Example Sentences:
(1) Hence, the absence of NGF receptors on premigratory neural crest and early migratory neural crest cultures was not due to enzymatic alterations of the receptor.
(2) Predominantly observed defects included neural crest cells in ectopic locations, both within and external to the neural tube, and mildly deformed neural tubes containing some dissociating cells.
(3) Our results suggest that cAMP may be an important regulator of phenotypic expression in at least some neural crest cell lineages.
(4) Neural crest cells give rise to various essential tissues in vertebrates.
(5) In the present study, we have compared the phosphorylation state of the fibronectin receptor in motile neural crest and somitic cells, in stationary somitic cells, and in Rous-sarcoma virus transformed-chick embryo fibroblasts, using immunoprecipitation following metabolic labeling.
(6) The staining method consisted of sequential treatment of slides with crest serum, fluorosceinated goat-antihuman and swine-antigoat antibodies, and propidium iodide.
(7) The participation of neural crest cells in development of the dermal skeleton is discussed by way of the repartition of the odontods within the pectoral fin.
(8) The talus was revascularized with a vascularized corticocancellous iliac crest bone graft.
(9) When the method proposed by Trela (1975) is applied, thin layers of the petrous crest are chiselled out until the common crus of the superior and posterior semi-circular becomes apparent.
(10) The center of resistance was located at 0.24 times the root length measured apical to the level of alveolar crest.
(11) By means of immunoreactivity for spot 35 protein, a novel cerebellar Purkinje cell-specific protein, the regional heterogeneity among non-pigmented ciliary epithelial cells of rats was demonstrated with reference to the antero-posterior and crest-valley directions of individual ciliary epithelial folds in immature and mature eyes.
(12) This is done by scoring the septal cartilage in its basal attachment to the maxillary crest, providing a "swinging door" which can be sutured finally as desired.
(13) The type II, III, IV, and V boutons appear mature at all ages examined but crest synapses formed by the type III terminals are observed in the later stages of the study.
(14) The use of the pectoralis major muscle only flap in conjunction with a free iliac crest bone graft for reconstruction of the mandible is described.
(15) The outer coat turned to be extremely sculptured, presenting as interlaced crests of various height.
(16) The effects of AAGTP are different in nervous tissue from other tissues, and experiments with that nucleotide have led to the discovery of a new, 32 kDa GTP-binding protein which appears only in neural crest cells.
(17) The neural crest has been suggested as the origin of the ectomesenchymomas.
(18) He had huge eyes, a wide, deep brow, an angel's mouth, with the upper lip crested.
(19) We have examined the distribution and function of the defined cell adhesion molecules, N-cadherin and N-CAM, in the emigration of cranial neural crest cells from the neural tube in vivo.
(20) On E7, a slender neuropil was present in the migrating cell clusters, but all the crest derived cells were uniform.
Wattle
Definition:
(n.) A twig or flexible rod; hence, a hurdle made of such rods.
(n.) A rod laid on a roof to support the thatch.
(n.) A naked fleshy, and usually wrinkled and highly colored, process of the skin hanging from the chin or throat of a bird or reptile.
(n.) Barbel of a fish.
(n.) The astringent bark of several Australian trees of the genus Acacia, used in tanning; -- called also wattle bark.
(n.) The trees from which the bark is obtained. See Savanna wattle, under Savanna.
(v. t.) To bind with twigs.
(v. t.) To twist or interweave, one with another, as twigs; to form a network with; to plat; as, to wattle branches.
(v. t.) To form, by interweaving or platting twigs.
Example Sentences:
(1) The group given the small multilamellar positively charged liposome also showed significant delayed-type hypersensitivity (wattle swelling) (P less than or equal to 0.05).
(2) Beta stimulation with isoproterenol markedly reduced R and increased Q in normothermic birds, suggesting the presence of beta receptors in the wattle vasculature.
(3) The presence of cytoplasmic dihydrotestosterone receptors in the lungs, the comb, the wattle, and the ear lobes of the cock was demonstrated by sucrose density-gradient centrifugation.
(4) The mud and wattle huts in which pupils were taught have now been replaced with seven permanent classrooms.
(5) Photograph: Eamonn Mccabe for the Guardian When she was a child living in a Tudor cottage in rural Cheshire, the walls were lumpy, and badly painted, wattle and daub.
(6) The faecal output of strongyle eggs was significantly related to breed, polledness, presence of wattles and age.
(7) Wattle reactions to an Eimeria tenella antigen and phytohemagglutinin (PHA) were studied in chickens infected with E. tenella.
(8) Until now the school has used temporary mud-and-wattle structures with grass-thatched roofs that sway in the wind or, in rough weather, simply collapse.
(9) Instead, let Australia summon up the sentiments of Henry Lawson's iconic 1891 poem, Freedom on the Wallaby , for today it is not the rebel's blood but a callous disregard for the vulnerable that "stains the wattle".
(10) The preoperative diagnosis may be suggested by the "turkey wattle sign" (i.e., fluctuation in the size of the mass with bending the head downward).
(11) Nitrogen and atom-% 15N excess (15N') were determined in the bones, the feathers and the remaining body (skin, lungs and windpipe, head with comb and wattle, lower leg without bones and with skin, pancreas and fatty tissue).
(12) Alpha blockade with phenoxybenzamine also resulted in pronounced vasodilatation, suggesting tonic alpha-sympathetic tone in the wattle vasculature under normothermic conditions.
(13) During moderate cooling, vasoconstriction in the feet and wattles of broody hens (but not of non-broody hens) freed non-nutrient blood flow for redistribution to the brood patches.
(14) Although delayed hypersensitivity was confirmed by delayed wattle reaction in 2-month-old chickens sensitized with living S pullorum, the sensitization did not markedly affect phagocytic and bactericidal activities.
(15) 5-HT and NE each depressed significantly the wattle response in 3 and 6 week old chicks.
(16) At 6 weeks of age, chickens were injected with 100 micrograms purified PHA-P. Wattle thickness measurements were taken 4, 24, 48, 72 and 96 h after injection.
(17) Injections were given 12 h prior to, at the time of, and at 12 and 24 h after an intradermal wattle injection with PHA-P.
(18) A rare case of a symptomatic venous anomaly of the parotid gland is described in a 14-year-old female patient who presented with Turkey Wattle sign.
(19) The study was undertaken in spring (n = 263 goats) and autumn (n = 165); the breed, age, polledness, absence or presence of wattles, and reproductive status were recorded for each goat.
(20) A double-wattled cassowary died following a clinical course of severe diarrhea, anorexia, and polydypsia.