(n.) A part, or character, performed by an actor in a drama; hence, a part of function taken or assumed by any one; as, he has now taken the role of philanthropist.
Example Sentences:
(1) The role of the family practitioner in antenatal care is discussed.
(2) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
(3) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
(4) In this study, the role of psychological make-up was assessed as a risk factor in the etiology of vasospasm in variant angina (VA) using the Cornell Medical Index (CMI).
(5) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
(6) The role of whole Mycobacteria, mycobacterial cell walls and waxes D as immunostimulants was well established many years ago.
(7) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
(8) The data indicate that ebselen is likely to be useful in the therapy of inflammatory conditions in which reactive oxygen species, such as peroxides, play an aetiological role.
(9) We have examined the insertion of bovine 17 alpha-hydroxylase (P45017 alpha) into the endoplasmic reticulum of COS 1 cells to evaluate the functional role of its hydrophobic amino-terminal sequence and membrane insertion.
(10) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
(11) gamma-Aminobutyric acid (GABA) and glutamate release from the treated side was higher than the control value during the first 2-3 h, a result indicating an important role of glial cells in the inactivation of released transmitter.
(12) Although antihistamines are widely used for symptomatic treatment of seasonal (allergic) rhinitis, the role of histamines in the pathogenesis of infectious rhinitis is not clear.
(13) Because many wnt genes are also expressed in the lung, we have examined whether the wnt family member wnt-2 (irp) plays a role in lung development.
(14) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
(15) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
(16) A possible role for mitochondria in myocardial adenosine production is discussed.
(17) Further studies are required to elucidate specific roles of the steroid-induced proteins in the effects of glucocorticoids on HTM and HS cells.
(18) To clarify the functional roles of His40, Glu58, and His92, we analyzed the consequences of several amino acid substitutions (His40Ala, His40Lys, His40Asp, Glu58Ala, Glu58Gln, and His92Gln) on the kinetics of GpC transesterification.
(19) The manufacturers, British Aerospace describe it as a "single-seat, radar equipped, lightweight, multi-role combat aircraft, providing comprehensive air defence and ground attack capability".
(20) The presently available data allow us to draw the following conclusions: 1) G proteins play a mediatory role in the transmission of the signal(s) generated upon receptor occupancy that leads to the observed cytoskeletal changes.
Rope
Definition:
(n.) A row or string consisting of a number of things united, as by braiding, twining, etc.; as, a rope of onions.
(n.) A large, stout cord, usually one not less than an inch in circumference, made of strands twisted or braided together. It differs from cord, line, and string, only in its size. See Cordage.
(n.) The small intestines; as, the ropes of birds.
(v. i.) To be formed into rope; to draw out or extend into a filament or thread, as by means of any glutinous or adhesive quality.
(v. t.) To bind, fasten, or tie with a rope or cord; as, to rope a bale of goods.
(v. t.) To connect or fasten together, as a party of mountain climbers, with a rope.
(v. t.) To partition, separate, or divide off, by means of a rope, so as to include or exclude something; as, to rope in, or rope off, a plot of ground; to rope out a crowd.
(v. t.) To lasso (a steer, horse).
(v. t.) To draw, as with a rope; to entice; to inveigle; to decoy; as, to rope in customers or voters.
(v. t.) To prevent from winning (as a horse), by pulling or curbing.
Example Sentences:
(1) Old fishing nets and briny ropes enclose the gardens, and lines of washing flap in the Atlantic breeze.
(2) The blue skipping rope – that’s the key to this race.” My eight-year-old daughter looked at me like I was mad … but when it came time for the year 3 skipping race, she did as she was told – and duly chalked up a glorious personal best in third place.
(3) Right now, with Kabila already 10 years in power and looking immovable, despotism seems to have democracy on the ropes.
(4) The rope suddenly breaks in Götterdämmerung, and that's the end of their role – they can no longer foresee the future because the structured and predictable world of the gods is about to be replaced by the chaos of human existence.
(5) On the contrary, a plant with a THC level below 50 per cent of the cannabinoids and 0.3 per cent of the dried substance, in addition to a low level of total cannabinoids, has low intoxicant potential and can be used in industry for the production of oil and rope.
(6) Look,” taking off her headscarf and exposing her neck, “they strangled me with a rope.
(7) Canelo throws a huge right hook, but it only connects with the ropes as Mayweather dances away.
(8) There are some difficult sections but there are ropes to hold on to, so as long as you're wearing good trekking shoes you should be fine.
(9) Six systems for defining and evaluating disease activity in patients with systemic lupus erythematosus (SLE) (the Ropes system, the National Institutes of Health [NIH] system, the New York Hospital for Special Surgery system, the British Isles Lupus Assessment Group [BILAG] scale, the University of Toronto SLE Disease Activity Index [SLE-DAI], and the Systemic Lupus Activity Measure [SLAM]) were tested on 25 SLE patients who were selected to represent a range of disease activity.
(10) Treatment of cells with 2,4-D (2.5 mM) or 2,4,5-T (1.25 mM) for 20 h resulted in severe MT aggregation and the appearance of large bundles, which were organized in a rope-like structure in the former and a dramatic octopus-like pattern in the latter.
(11) Canelo is back on the ropes taking a series of Mayweather combinations.
(12) I also present a method for teaching this system to residents that makes use of a piece of cotton or nylon rope, a cotton mop refill, and the end of a garden rake.
(13) 1 Muhammad Ali's 'rope-a-dope' Ali's "rope-a-dope" plan for 1974's Rumble in the Jungle – his fight against unbeaten George Foreman for the world heavyweight title – was one of the riskiest strategies ever seen in boxing.
(14) Despite the fact that the children evidenced as a group high self-concept at the outset, a significant improvement on this measure appeared after the jump-rope regimen.
(15) Five Rhesus Monkeys (Macaca mulatta), a suitable nonhuman model, performed 5 months of rope-climbing exercise.
(16) We drive to the seafront, where two fishermen are toiling to the rear of the beach, turning cogs that wind a rope attached to their boat to tug it in from the sea over wooden planks.
(17) Then the ropes and helmets came out; my first rock-climbing lesson.
(18) Suddenly, we were back in the age of ropes and pulleys and brute strength to deliver her into the hands of the mechanised world.
(19) Seventy-seven flexor tendon lesions in zone I have been reinserted by the "rope down" technique using the Jennings barb-wire.
(20) For seven sweltering rounds, against all prognoses, Ali allowed Foreman, the brutish, one-blow Goliath, actually to punch himself out on his arms, as Ali himself lay on the ropes, head back as if out of a bedroom window to check if the cat was on the roof.