(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.
Locomotion
Definition:
(n.) The act of moving from place to place.
(n.) The power of moving from place to place, characteristic of the higher animals and some of the lower forms of plant life.
Example Sentences:
(1) Platelet-activating factor (PAF-acether), an inflammatory mediator with a wide range of biological activities including neutrophil aggregation and chemotaxis, was studied for its effect on human eosinophil locomotion (chemotaxis and chemokinesis).
(2) The model can account for speed changes in locomotion with a relatively smooth change of system parameters.
(3) When the organisms are free-swimming this is seen as the reversed locomotion of Jennings' "avoiding reaction."
(4) In naïve mice, i.e., mice with intact stores of DA, both the selective D1 antagonist SCH23390 and the selective D2 antagonist spiperone blocked the locomoter stimulation produced by (+)-amphetamine.
(5) With respect to the mechanism of the delayed invasion, it was suggested that the IFN-gamma might inhibit the adhesion of the cells to extracellular matrices (ECM) and the subsequent locomotion.
(6) During normal locomotion, SA-m exhibited a single burst of EMG activity per step cycle, during the swing phase.
(7) a 45-mg pellet every 45 s) induces considerable locomotion, rearing and other motor activities in food-deprived rats.
(8) One hypothesis to account for intercellular invasion proposes that a necessary condition for a cell type to be invasive to a given host tissue is that it lack contact paralysis of locomotion during collision with cells of that host tissue.
(9) The failure of agents which inhibit motility to inhibit capping of the normal lymphocytes suggests that active locomotion is not a direct prerequisite for capping.
(10) The average speed of the cells, as well as the proportion of neutrophils showing locomotion, is increased.
(11) In the rotatory and transverse gallop (examples of the in-phase form of locomotion) the coupling is asymmetrical: on one side it is comparable to pacing (forelimb flexion precedes hindlimb extension), and on the other side to trotting (forelimb flexion follows extension).
(12) Wandering is movement changing over time and, thus, is a nonlinear ultradian rhythm, with locomoting and nonlocomoting phases.
(13) Locomotion and general activities were typically unchanged over days.
(14) While executing the latter movements no forward locomotion occurred at all; the cats solely executed lateral fore- and hindlimb movements opposite to the direction in which the cylinder rotated.
(15) In addition, this drug slightly reduced locomotion and more markedly rearing in a free exploration procedure.
(16) Animals injected with DZP, NPC 12626, CPP or buspirone spent at least 1.4 of the 4 post shock minutes locomoting.
(17) injection of bremazocine, an opiate kappa-receptor agonist, suppressed spontaneous locomotion but not CRF-induced locomotion.
(18) Without shocks, apomorphine-treated rats displayed stereotypy with locomotion and biting of various objects.
(19) Absence of a functioning velocity storage network in bottom-dwelling teleosts (as in Amphibia) may be related to the sporadic, slow locomotion of these species and the resulting small requirements for continuous gaze stabilization during self-motion at higher velocities.
(20) reversed the increase in locomotion and elevation of multiple squeak thresholds in the bilaterally kindled rats.