(n.) Something appended to, or accompanying, a principal or greater thing, though not necessary to it, as a portico to a house.
(n.) A subordinate or subsidiary part or organ; an external organ or limb, esp. of the articulates.
Example Sentences:
(1) The astrocytes had generally two types of processes: (1) thread-like processes of relatively constant width with few ramifications and few lamellar appendages and (2) the sinuous processes with clusters of lamellar appendages.
(2) After completion of the biopsy, a J-shaped 5F bipolar pacing lead was inserted via the sheath and positioned with the lead tip directed medially against the interatrial septum or right atrial appendage.
(3) The purpose of this study is to determine the sensitivity and specificity of two dimensional echocardiography in the diagnosis of thrombosis of the left atrial appendage.
(4) Thus careful examination of standard ECG leads for paced P waves of low amplitude, prolonged duration and specific morphology can help in confirming atrial capture following pacing stimulus from right atrial appendage.
(5) The results indicate that position along the appendage does not influence the developmental sequence of events of regeneration, but that it does influence the rate of growth and the structures to be replaced.
(6) The appendages were about 125 x 30 A; the central ring had an outer diameter of approximately 100 A and an inner diameter of 40 A.
(7) In this last region, we can find a more or less reduced true tail or a terminal appendage without vertebral element.
(8) Before therapy considerable destructive changes in nerve fibers were seen, i. e. Schwann cell cytoplasm and nerve cell appendages edemas, no neural tubes in the appendages.
(9) Of 70 children scrotal explorations, torsion of appendages was found in 33 cases (47%).
(10) Synaptic contacts (GRAY I) are established with the grape-like appendages in the branching zone of P-neuron dendrites.
(11) Of the 84 adolescent scrotal explorations performed, 72 (86%) had torsion of testis, and 8 (9%) had torsion of appendages.
(12) Electron microscopy reveals that Toh+ amacrine cells are postsynaptic to amacrine cells and a few bipolar cell terminals in stratum 1 of the inner plexiform layer and are primarily presynaptic to AII amacrine cell bodies and lobular appendages, and to another type of amacrine cell body and amacrine dendrites hypothesized to be the A17 amacrine cell.
(13) A practical classification of left atrial calcification is proposed according to the dominant lesion in each group: (a) Calcification of the left atrial appendage alone (Mitral stenosis).
(14) The innervation and myocardial cells of the human atrial appendage were investigated by means of immunocytochemical and ultrastructural techniques using both tissue sections and whole mount preparations.
(15) Many HBox genes sustain their expression in the appendages of the adult newt.
(16) Wounds made at intervals from 2-24 weeks after irradiation in normal or irradiated ileum were repaired immediately and wrapped in normal or irradiated appendages.
(17) A course of treatment resulted in clinical improvement and appearance of small-diameter appendages of nerve cells on the periphery of nerve fibers that were often not completely covered with Schwann cell appendages.
(18) Among the relay cells, these differences relate to soma and axon diameter, dendritic orientation, and the presence or absence of grapelike dendritic appendages.
(19) When taken together these cases show that just over 50% of the degenerating terminals are presynaptic to spiny appendages and are located within the synaptic clusters (glomeruli) described previously (King, '76).
(20) Surgical techniques used (alone or in combination) included an isolation procedure in 1 patient, cryoablation in 4 patients, and excision of atrial appendages or portions of atrial free walls in 7.
Flagellum
Definition:
(v. t.) A young, flexible shoot of a plant; esp., the long trailing branch of a vine, or a slender branch in certain mosses.
(v. t.) A long, whiplike cilium. See Flagellata.
(v. t.) An appendage of the reproductive apparatus of the snail.
(v. t.) A lashlike appendage of a crustacean, esp. the terminal ortion of the antennae and the epipodite of the maxilipeds. See Maxilliped.
Example Sentences:
(1) The immunological methods based on the use of a flagellum-specific serum have confirmed the presence of a common flagellum antigen for all Legionella species described to date.
(2) The antigenic determinant defined by 5E9 was also shown to be present in a 87000 molecular weight polypeptide located in the proximal part of the flagellum of Crithidia oncopelti in which a paraflagellar rod is not detectable at the ultrastructural level.
(3) 1965.-A correlation is shown to exist in Bacillus subtilis between susceptibility to phage PBS1 and motility, indicating that the receptor site for this phage is located on the flagellum.
(4) Temperature decline through the region of 10 degrees C caused a number of spermatozoa in buffer to undergo a sudden asymmetric bending of the flagellum in the region of the midpiece.
(5) The majority of the mutants were unable to assemble a flagellar filament (Fla-), although eight were able to synthesize a short stub of a flagellum.
(6) The implication that attenuation is due to the inhibition of energy transport via a PCr shuttle resulting in the decrease of ATP and accumulation of inhibitory levels of ADP distally has been supported by calculating sperm PCr and ATP levels resulting from diffusion along the flagellum.
(7) The bacterial flagellum is a complex multicomponent structure which serves as the propulsive organelle for many species of bacteria.
(8) The trailing edge of the flagellum, which is thickly covered by scales and was assumed until now to lack receptors, contains both mechanosensitive and contact chemoreceptors.
(9) The distal centriole gives rise to a flagellum that grows at the same pace as the cortical microtubules.
(10) Scanning and transmission electron microscopy revealed that promastigotes of the invasive species entered fibroblasts flagellum-end first through pseudopodia-like structures formed on the host cell surface, reminiscent of "induced phagocytosis."
(11) Axoneme filaments extend from the basal body filaments into a progressive evagination of the cell membrane which becomes the flagellum sheath.
(12) Of special interest were the spatial relationships of the attached part of the recurrent flagellum and the accessory filament in Hypotrichomonas and in the members of Trichomonadinae, i.e.
(13) Analysis of the protein composition of short flagella from a mutant indicated that a single flagellum contains about 10 to 20 HAP1, 10 to 20 HAP2, and 10 to 40 HAP3 molecules.
(14) The isolate was presumptively identified by its growth characteristics, motility, curved shape, and the presence of a single polar flagellum.
(15) The diagnostic performance of the flagellum ELISA for serodiagnosis of Lyme disease was compared with the performance of a traditional whole cell B. burgdorferi sonic extract ELISA.
(16) While in general agreement with previous searchers, the authors direct their attention at peculiar or unknown structures such as: a huge phagosome sometimes loaded with a paracristalline rod; an occasional set of parallel microtubules along the reservoir; eventual duplication of the blepharoplast and even of the flagellum.
(17) A sonicate antigen and two concentrations of a purified flagellum antigen of Borrelia burgdorferi were compared for serological diagnosis of Lyme borreliosis by an enzyme immunoassay (EIA).
(18) The isolated organism measured 2.0 to 3.5 microns in length (excluding flagella) by 0.17 to 0.25 micron in width and typically had a single terminal sheathed flagellum.
(19) The flagellum of the mature spermatozoa was composed of four different components: a mitochondrial sheath, outer dense fiber, fibrous sheath and axoneme.
(20) All points on a flagellum are capable of initiating waves.