(n.) The act of thrusting or pushing out; a driving out; expulsion.
Example Sentences:
(1) The extrusion of granules into the intercellular space via exocytosis is frequently observed.
(2) In the triploids, the 40 female chromosomes present (mouse, n = 20) were derived from a single diploid pronucleus formed after the extrusion of a first polar body, and following the monospermic fertilization of primary oocytes.
(3) The larger accumulation of Mn2+ than of Sr2+ in Saccharomyces cerevisiae is ascribed to the operation of a specific extrusion pump, presumably a Ca2+ pump, which has a higher affinity for Sr2+ than for Mn2+.
(4) As with alloplastic orbital implant extrusions in enucleated sockets, autogeneous dermis fat grafts can be useful in managing extrusions in previously eviscerated sockets.
(5) In contrast to sodium nitroprusside, ANP-(5-28) induced a dose-dependent cyclic GMP extrusion from the tissue into the medium.
(6) Possible mesial root extrusion was found in 60.0% of the uprighted molars.
(7) In another experiment the effect of cooking-extrusion on lupine flour (L. albus) was investigated and the chemical composition, protein efficiency ratio, methionine supplementation and digestibility of the protein were measured.
(8) If so, the delta psi would be a Donnan potential that in active cells is offset by energy-dependent H+ extrusion.
(9) Thus intracellular free calcium may be regulated by a combination of energy-requiring extrusion and passive influx through receptor-operated calcium channels located in the invaginated vesicular membranes, with short diffusion distances to the actin-myosin filaments in the cytoplasm.
(10) Two of the six cases showed pseudoinvasion of the appendix and in a further case the appendix had perforated with extrusion of a misplaced neoplasm.
(11) The recovery of lipids, especially of cholesterol and cholesterol ester, is improved if the emulsion is sonicated before extrusion through filters.
(12) Membranes were isolated from the cyanobacterium Anacystis nidulans by French press extrusion of lysozyme-treated cells.
(13) The velocity of Ca2+ extrusion oscillated with a time course similar to that of [Ca2+]i.
(14) 14C-Fucose was found in the Golgi apparatus, 2 minutes after injection into the animal, while within 20 minutes it had reached the surface membranes before extrusion.
(15) Deacetylated gellan gum (Gelrite) was used to produce a bead formulation containing sulphamethizole by a hot extrusion process into chilled ethylacetate.
(16) The Authors describe the classification of the malocclusion by Angle, and considerate one open byte case, may be caused by extrusion of first lower right molar, describing orthodontic treatment for his correction.
(17) Proton extrusion at normal pH (pH 6) was significantly inhibited at 39 degrees C only in cells lacking sphingolipid.
(18) The ascorbate oxidation was coupled to the uphill Na+ extrusion which was stimulated by CCCP and a penetrating weak base, diethylamine, as well as by valinomycin with or without diethylamine.
(19) Our findings suggest that immune elimination of schistosomula in mice immunized with irradiated cercariae is partly or largely effected by a process of alveolar extrusion of viable parasites during their lung migration.
(20) We tested the hypothesis that quis-induced intracellular Ca2+ release and extrusion of Ca2+ from the cells contributed to the overshoots.
Protuberance
Definition:
(n.) That which is protuberant swelled or pushed beyond the surrounding or adjacent surface; a swelling or tumor on the body; a prominence; a bunch or knob; an elevation.
Example Sentences:
(1) The protuberances arose after an exposure of early-exponential phase cells to digestive enzymes from hepatopancreas of Helix pomatia.
(2) The patient's main phenotypic features were short-limb dwarfism, craniofacial disproportion with prominent forehead, short neck and trunk with pectus carinatum, and platyspondyly, protuberant abdomen, acromesomelic shortness of limbs, bilateral palm simian crease, short feet with brachydactyly of the 2nd toe, and prominent heels.
(3) The active zones were distinguishable as regions with an increased density of large particles and vesicle attachment sites represented by P face depressions and E face protuberances.
(4) Rotary-replication of quick-frozen, etched postsynaptic membranes enhanced the visibility of these surface protuberances and illustrated that they often occur in dimers, tetramers, and ordered rows.
(5) Comparison of this patient with thirteen previously published cases of this trisomy reveals a pattern of common features including: peculiar craniofacial dysmorphism--facial asymmetry, antimongoloid slant, narrow or short palpebral fissures, prominent nose, long upper lip, micro or retrognathia, high arched palate, low set ears, malformed ears, protuberant occiput--, abnormal fingers and toes, short neck, mental and growth retardation, cardiopathy, respiratory distress etc..
(6) A 51-year-old Caucasian man presented with a yellowish lesion containing multiple protuberances over his right cheek.
(7) Other features which conform to previous reports are a peculiar face with a long philtrum, protuberant lower lip, relative micrognathia, large dysplastic ears, excessive loose skin folds around the scalp, neck and trunk, large hands with camptodactyly, varus deformities of the feet and a hoarse, low-pitched voice.
(8) Characteristic protuberant structures were observed on cells of all cellulolytic strains.
(9) In osteo-onychodysostosis, characteristic osseous horns arise from the posterior iliac wings, whereas in Type IX Ehlers-Danlos syndrome, similar protuberances extend inferiorly from the occiput.
(10) The indentations and protuberances of the cranial bones in the region of the middle cranial fossa were regarded as reflecting prominent indentations of the gyri and were attributed no pathological significance.
(11) Some ciliated cells were also seen to exhibit protuberant mucus protrusion.
(12) An artifactual protuberance at the surface of the liver in connection with an incomplete acoustic shadow is described.
(13) Patients develop a thoracic kyphosis, a lumbar lordosis, and a protuberant abdomen with prominent horizontal skinfold creases.
(14) Upon further incubation at 37 degrees C, Con A was internalized over the entire cell periphery of the rounded, untreated cells but on collagenase-treated PMNs was rapidly gathered into a cap overlying the uropod or protuberant region of cytoplasm where it was subsequently internalized.
(15) Oxystomatous crabs of the subfamily Calappinae, particularly the genus Calappa, possess a large tooth on the dactyl and a pair of protuberances on the propodus of the right cheliped.
(16) The first case was a six-year-old girl with tumor in the right nostril and epipharynx, the second was a 66-year-old male patient with protuberances in the hypopharynx.
(17) The protuberant form of the papilla developed much earlier than the calyceal muscle which was observed in the late stage of intrauterine life.
(18) In the margin of non cornified squamous cell carcinomas there are as well bud-like cytoplasmic protuberances like microvilli as microplicae.
(19) The young cyst is enclosed by a cyst wall containing numerous small protuberances.
(20) When this fundamental plane was projected to the lateral view on CT scan, it appeared to be almost identical to the line connecting the tip of posterior clinoid process to the internal occipital protuberance (the fundamental line).