(n.) An amphibious animal of the genus Rana and related genera, of many species. Frogs swim rapidly, and take long leaps on land. Many of the species utter loud notes in the springtime.
(n.) The triangular prominence of the hoof, in the middle of the sole of the foot of the horse, and other animals; the fourchette.
(n.) A supporting plate having raised ribs that form continuations of the rails, to guide the wheels where one track branches from another or crosses it.
(n.) An oblong cloak button, covered with netted thread, and fastening into a loop instead of a button hole.
(n.) The loop of the scabbard of a bayonet or sword.
(v. t.) To ornament or fasten (a coat, etc.) with trogs. See Frog, n., 4.
Example Sentences:
(1) A spindle cell sarcoma appeared 20 months after implantation of a pellet of 3-methylcholanthrene in the denervated foreleg of an adult frog, Rana pipiens.
(2) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
(3) The actions of the polyvalent cationic dye Ruthenium Red and the enzyme neuraminidase were studied at the frog neuromuscular junction.
(4) The purpose of our study was to determine the effect of HVPC on edema formation in frogs.
(5) The content of unsaturated fatty acids in walleye pollock PRM is 1.4 times greater than in frog PRM.
(6) The concentration dependences of response of frog tongue to D-fructose, D-glucose, and sucrose were almost the same, D-galactose, however, elicited a much larger response in comparison with the other sugars in the whole range of concentrations examined.
(7) Interpreted in term of compartmental analysis, these observations suggest that a) the frog skin epithelium contains 2 separated but communicating compartments having different degrees of accessibility from outside; b) only that compartment filling at a fast rate (0.5 min) is involved in the transepithelial Na transport; c) the other one, filling at a rate of 4 to 7 min, is resplenished only under conditions where the basal pump system has a reduced activity.
(8) The mechanisms underlying the three types of Cd effects on the frog skin were discussed in relation to the Na, K-ATPase activity.
(9) The addition of the Ca2+ ionophore A23187 (1 microM) to the inside solution of the frog skin resulted in an approx.
(10) At a concentration of 10 microM, tetraamine 4 did not affect histamine and 5-hydroxytryptamine receptors of guinea pig ileum or alpha-adrenoreceptors of guinea pig atria whereas it inhibited postsynaptic alpha-adrenoreceptors of rat vas deferens with a -log K value of 5.23 and nicotinic receptors of frog rectus abdominis with an IC50 value of 0.23 microM.
(11) The authors studied the effects of varying Na+ and Ca++ concentrations and of replacing H2O with D2O in Ringer's solution upon the actions of general and local anesthetics on isolated frog sciatic nerves.
(12) Antibiotics, X-537A and A23187, were added in micromolar concentrations to selected bathing solutions of skinned frog muscle fibers, and they were shown to affect the production of tension in the skinned fibers.
(13) The influence of stretch and radial compression on the width of mechanically skinned fibers from the semitendinosus muscle of the frog (R. pipiens) was examined in relaxing solutions with high-power light microscopy.
(14) The aim of this study was to determine the frequency of occurrence of the phenomenon in skin and muscle capillaries in both young and mature frogs and to examine the ultrastructure of endothelial cells found in these capillaries.
(15) At I = 0.2 M, pH 7, and 15 degrees C, the inhibition constants for rabbit myofibrils are 0.17, 3, and 5 mM, respectively; the values for frog myofibrils at 0 degrees C are very similar, being 0.22, 1.5, and 2.5 mM.
(16) A detailed comparison of the interaction of beta-adrenergic receptors with adenylate cyclase stimulation and modification of this interaction by guanine nucleotides has been made in two model systems, the frog and turkey erythrocyte.
(17) Of these 34 antibodies, 33 recognized the rat receptor and 1 was shown to precipitate the receptors from mice, chickens, and frogs with high affinity.
(18) Such a heterogeneity in DNA content in the diploid part of HPR cell population could apparently suggest some differences in the nuclear chromatin arrangement to be always higher in spring before the frog spawning, and it seems to be characteristic of this type of cells.
(19) Isolated frog retinas kept receptor side-upward in a moist chamber without perfusion showed the well-known slow PIII generated by the potassium decrease around receptors.
(20) We now report that two synthetic diacylglycerols (DAG) replicate the stimulatory and inhibitory effects of TPA on frog skin.
Unravel
Definition:
(v. t.) To disentangle; to disengage or separate the threads of; as, to unravel a stocking.
(v. t.) Hence, to clear from complication or difficulty; to unfold; to solve; as, to unravel a plot.
(v. t.) To separate the connected or united parts of; to throw into disorder; to confuse.
(v. i.) To become unraveled, in any sense.
Example Sentences:
(1) However, as the plan unravels, Professor Marcus's team turn on one another, with painfully (if painfully funny) results.
(2) Her black persona unravelled this week when Ruthanne and Larry Dolezal, a couple named on her Montana birth certificate as her biological parents, told Spokane’s KREM 2 News that her ancestry was German and Czech, with traces of Native American.
(3) Putting all this information together we can begin to unravel the problem of how the Listeria forms the cytoskeleton and what is the biological purpose of this tail.
(4) Thus, 14.7K appears to be a general inhibitor of TNF cytolysis, and as such should be an important tool in unraveling the mechanism of TNF cytolysis.
(5) This communication reviews the almost 40 years of studies by Jack Metcoff, MD, and coworkers to unravel the causes of fetal malnutrition and their efforts to prevent it.
(6) Because the housing crisis goes far beyond us Focus E15 mums | Jasmin Stone Read more Annette May, 68, from Lambeth Annette May has watched with mounting dismay as the community fabric of the council estate where she has lived for 44 years steadily unravels.
(7) Substantial progress has been made in unraveling the organization of the circadian system of Aplysia californica.
(8) The free ends of the microtubules appear unraveled; they are seen first as single elements, then as doublets, and finally are arranged into a cylinder.
(9) Unraveled filaments reconstituted from NF-L plus either NF-M or NF-H indicated that NF-M and NF-H are incorporated evenly into each protofibril.
(10) Athens was unravelling into chaos, unable to form a government and forced into fresh elections , plunging the markets into freefall as Europe's leaders abandoned any pretence that a Greek exit from the euro might not be imminent.
(11) The chancellor leaves the Treasury trying to hide the cost of his mistakes while his reputation for economic competence continues to unravel."
(12) With the eurozone unravelling and world markets in turmoil, threatening even the meagre recovery the UK economy had achieved since the onset of the credit crunch, he repeatedly evokes a mood of national emergency to explain why the coalition he forged with David Cameron is the right government for the times.
(13) Without a rescue, president Nicos Anastasiades said Cyprus would default and threaten to unravel investor confidence in the eurozone.
(14) This section was memorably captured by the computer and security expert Caspar Bowden , who wrote: "Interpreting that section requires the unravelling of a triple-nested inversion of meanings across six cross-referenced subsections, linked to a dozen other cross-linked definitions, which are all dependent on a highly ambiguous 'notwithstanding'."
(15) If the statistics aren't right the whole story, beautiful as it is, unravels," he said.
(16) But sometimes a smile is not enough.” As the latest proposed deal to avoid Greece’s bankruptcy threatens to unravel , a row is raging on Rhodes and several other Greek islands over fears that they are being unfairly targeted.
(17) George Osborne’s claim that the government secured a major corporation tax deal with Google appear to be unravelling after it emerged that a quarter of the £130m recovered by HM Revenue & Customs related to the US company’s share options scheme.
(18) I have lived in Greece my whole life and experienced the economic crisis as it unraveled the past years.
(19) As the field of human genetics successfully continues to unravel the secrets of an individual's genetic makeup, the social processes of stigmatization and ostracism of those with "undesirable" traits have the potential to increase.
(20) There's got to be a deal here between the taxpayer and the scheme member and that deal is going to unravel if the people in the public sector say they will not contemplate change."