(n.) One of the brachyuran Crustacea. They are mostly marine, and usually have a broad, short body, covered with a strong shell or carapace. The abdomen is small and curled up beneath the body.
(n.) The zodiacal constellation Cancer.
(a.) A crab apple; -- so named from its harsh taste.
(a.) A cudgel made of the wood of the crab tree; a crabstick.
(a.) A movable winch or windlass with powerful gearing, used with derricks, etc.
(a.) A form of windlass, or geared capstan, for hauling ships into dock, etc.
(a.) A machine used in ropewalks to stretch the yarn.
(a.) A claw for anchoring a portable machine.
(v. t.) To make sour or morose; to embitter.
(v. t.) To beat with a crabstick.
(v. i.) To drift sidewise or to leeward, as a vessel.
(a.) Sour; rough; austere.
Example Sentences:
(1) A total of 202 cultures of yeasts were isolated and characterized from king crab and Dungeness crab meat.
(2) King crabs (Family Lithodidae) are among the world's largest arthropods, having a crab-like morphology and a strongly calcified exoskeleton.
(3) Sarcomas (fleshy tumors) were distinguished from carcinoma (crab leg tumors) at the time of Hippocrates.
(4) In a second series, crabs were repeatedly exposed during training to a light pulse (CS) immediately followed by shock (UCS), and after a 6-h rest interval, tested with either CS-UCS or UCS.
(5) No blood group polymorphism was revealed by testing bonnet macaque red cells with isoantisera produced in rhesus monkeys (M. mulatta) and in crab-eating macaques (M. fascicularis).
(6) These findings provide ultrastructural correlates of the electrophysiological changes produced by glycerol treatment of the closer muscle of the ghost crab (Papir, 1973), namely, interference with excitation-contraction (e-c) coupling.
(7) A clottable protein, named coagulogen, was highly purified from the amoebocyte lysate of Japanese horseshoe crab (Tachypleus tridentatus) by a method similar to that used for the lysate of Limulus polyphemus amoebocytes.
(8) The carbon dioxide solubility coefficient, alphaCO2, and the apparent carbonic acid dissociation constants, K'1 and K'2 were estimated in the serum of the crab Carcinus maenas at various temperatures and ionic strengths.
(9) Two forms of cytochrome P-450 (P-450MC1 and P-450MC2) were purified from liver microsomes of crab-eating monkeys (Macaca irus) treated with 3-methylcholanthrene (MC).
(10) Electrical activity recorded intracellularly from peptidergic neurosecretory terminal dilatations in the sinus gland of crabs (principally Cardisoma guanhumi and C. carnifex) is described.
(11) Isolated muscle fibers from the motor legs of the crab Trichodactilus dilocarcinus were submitted to strong hyperpolarizing currents of varied intensities which produced tension during the current pulse.
(12) The amino acid sequence of troponin C obtained from horseshoe crab, Tachypleus tridentatus, striated muscle was determined by sequence analysis and alignments of chemically and enzymatically cleaved peptides.
(13) C.subimmaculatus was closely associated with a particular substrate and the presence of burrowing crabs.
(14) Our studies in crab-eating macaques indicate that presence in a mother's serum of potent antibodies reactive for red cells for her fetus will not necessarily cause erythroblastosis; in one case the maternal antibodies did not penetrate the placental barrier, and in two cases although the fetal red cells were maximally antibody-coated, they remained undamaged and the disease failed to develop.
(15) A 40-day adaptation of crabs to the freshened sea water results in an increase of maximal activity of Na,K-ATPase, but does not affect the enzyme affinity for ATP, Na+, K+, Mg2+ and ouabain, as well as its cooperative properties.
(16) When crab meat was ingested, none of these four arsenic species were observed at elevated levels until the urine was heated in 2N NaOH.
(17) Clots were allowed to form in samples of whole blood taken from the American horseshoe crab, Limulus polyphemus, in the absence and presence of dansylcadaverine (16), and were analyzed for their contents of N epsilon(gamma-glutamyl)lysine and gamma-glutamyl-dansylcadaverine.
(18) The experiments were performed on in vitro X-organ sinus gland neurosecretory systems from the eyestalk of the crab Cardisoma carnifex.
(19) On the upper reaches of the Cross River from the region around Mamfe and extending as far as the Nigerian fronter at Ekok, the crabs were infected exclusively with P. uterobilateralis.
(20) When the crabs Cancer antennarius and Petrolisthes cinctipes were in seawater (SW), amiloride (10(-4) M) reduced NH3 efflux by approximately 33 and 60%.
Mustard
Definition:
(n.) The name of several cruciferous plants of the genus Brassica (formerly Sinapis), as white mustard (B. alba), black mustard (B. Nigra), wild mustard or charlock (B. Sinapistrum).
(n.) A powder or a paste made from the seeds of black or white mustard, used as a condiment and a rubefacient. Taken internally it is stimulant and diuretic, and in large doses is emetic.
Example Sentences:
(1) The induction of cells with two Y chromosomes by nitrogen mustard (NM) was examined.
(2) From this, it was suggested that a negligible amount of oestradiol was released from these compounds and that the oestradiol moiety was useful as a carrier for the nitrogen mustard moiety.
(3) Nitrogen mustard (N2M) treatment of rabbits induced neutropenia, and, in ligated ileal loops, it inhibited fluid secretion induced by salmonella or by cholera toxin (CT).
(4) These results show clearly that choline mustard aziridinium ion was accumulated into the cholinergic nerve terminals by the high-affinity choline carrier, but the amount was small relative to the uptake of choline and probably restricted by progressive inactivation of the transporters through covalent bond formation.
(5) Reaction of [3H]meproadifen mustard with AChR-rich membrane suspensions resulted in specific incorporation of label predominantly into the AChR alpha-subunit with minor incorporation into the beta-subunit.
(6) The mustard will be at its best after couple of days.
(7) Ileal histology in normal animals infected with S. typhimurium revealed an intense acute inflammatory reaction, while in animals pretreated with nitrogen mustard only a rare polymorphonuclear leukocyte was seen.
(8) Although current results, particularly those with neonates, suggest that arterial repair may displace the Mustard operation, it remains a milestone in the history of TGA.
(9) This article presents the author's preferred technique for reconstructing the auricle, simultaneously using Mustarde's mattress sutures, Cochrane's anterior scoring of the antihelix, and the approximating of the concha to the mastoid.
(10) From March 1982 to December 1983, five patients with a mean age 7 years (4 months-16 years) underwent a palliative Mustard operation for complex cardiac anomalies.
(11) Nevertheless, the high incidence of certain associated malformations in cases of isolated ventricular inversion adds to difficulty in diagnosis, and makes a good result from the Mustard procedure less likely than in transposition of the great arteries.
(12) Estrous cycles of rats treated with estradiol mustard were arrested at proestrus, and the uterine and pituitary weights of these rats markedly increased.
(13) 1 The anti-fertility effects of cyclophosphamide, nitrogen mustard, vincristine and vinblastine were studied and compared in male rats.
(14) Bacteriophage mu2 is inactivated by both mono- and di-functional sulphur mustards at relatively low extents of alkylation.
(15) Stumptailed monkeys (Macaca arctoides) received a lethal nitrogen mustard injection.
(16) This report deals with a 15-year-old patient in whom a modified Mustard technique was employed as a palliative method.
(17) We describe a new procedure for the use of [3H]propylbenzilylcholine mustard as a muscarinic cholinergic ligand in an in vitro binding assay on brain sections.
(18) We have studied the effect of misonidazole (MISO) on the antitumour activity, normal tissue toxicity and pharmacokinetics of four bifunctional nitrogen mustards: chlorambucil (CHL); phenylacetic acid mustard (PAAM), a metabolite of CHL; beta, beta-difluorochlorambucil (beta-F2CHL), an analogue which is metabolized less efficiently by the beta-oxidation pathway; and melphalan (MEL).
(19) For mustards linked to the acridine by a short alkyl chain through a para O- or S-link group, 5'-GT sequences are the most preferred sites at which N7-guanine alkylation occurs.
(20) Thus, the carcinogenic risk may be very low in the external S-mustard therapy of psoriasis and other skin diseases.