(n.) A poisonous American serpent (Ancistrodon conotortrix), closely allied to the rattlesnake, but without rattles; -- called also copper-belly, and red viper.
(n.) A nickname applied to a person in the Northern States who sympathized with the South during the Civil War.
Example Sentences:
(1) Of 39 rattlesnake (Crotalus and Sistrurus) bites, 20 patients received antivenin (53%), but of 23 copperhead and water moccasin (Agkistrodon) bites, only three patients (12.5%) received antivenin (p = 0.0025).
(2) Venoms from eastern and western diamondback and west coast Mexican rattlesnakes, Crotalus adamanteus, C. atrox and C. basiliscus basiliscus, respectively, and southern copperhead, Agkistrodon contortrix contortrix, were analyzed at the level of 1 mg of venom.
(3) From this experience, it appears that the majority of snake bites in children, especially copperhead bites, can be treated selectively and conservatively.
(4) Lymphocytic leukaemia was present in a broad banded copperhead and an Indian lion.
(5) The protein C activator detectable in the venom of the Southern Copperhead snake (Agkistrodon contortrix contortrix) was isolated by a combination of chromatofocusing on PBE-94 in the range pH9-7 and gel-filtration on Sephadex G-100 column.
(6) Procoagulant activity was present in certain isolated fractions of southern and broadbanded copperhead venoms, but was not apparent in the whole venoms.
(7) A direct acting fibrinolytic enzyme (fibrolase) has been isolated from venom of the southern copperhead snake (Agkistrodon contortrix contortrix).
(8) The protease from Southern Copperhead venom that activates protein C was purified to homogeneity by sulfopropyl (SP)-Sephadex C-50 ion-exchange chromatography, Sephadex G-150 gel filtration, and Mono-S fast protein liquid chromatography.
(9) A fibrinolytic enzyme present in Agkistrodon contortrix contortrix (southern copperhead) venom has been purified by combination of CM-cellulose chromatography, molecular sieve chromatography on Sephadex G-100, p-aminobenzamidine-agarose affinity chromatography, and DEAE-cellulose chromatography.
(10) We have used crotalase, a highly purified defibrinogenating serine proteinase from eastern diamondback rattlesnake venom and a fibrinolytic enzyme from southern copperhead venom to modulate selectively the tumor microenvironment in order to evaluate the role of fibrin(ogen) in tumor growth and dissemination.
(11) Using gel permeation chromatography with high performance liquid chromatograph (HPLC), a highly purified preparation of a protease has been obtained from the venom of the southern copperhead snake (Agkistrodon contortrix contortrix).
(12) The purified antibody reacted only with the fibrinolytic enzyme in southern copperhead venom as demonstrated by immunodiffusion and immunoelectrophoresis.
(13) These data demonstrate that the protein C activator from Southern Copperhead venom is a typical serine protease with a relatively broad specificity.
(14) Procoagulant activity was demonstrated in whole northern copperhead venom in the absence of exogenous calcium.
(15) Poisoning by members of the Crotalidae family (rattlesnakes, cotton-mouths [water moccasins] and copperheads) during pregnancy carries with it a fetal wastage rate of 43% and a maternal mortality rate of 10%.
(16) Amino-terminal sequence analysis revealed that the tropical moccasin protein C activator was highly homologous to the protein C activator isolated from Southern copperhead venom.
(17) Bites were inflicted by copperheads (56%), water moccasins (15%), and rattlesnakes (12%).
(18) Antiserum against bushmaster lectin cross-reacts with thrombolectin, cottonmouth lectin (CML), rattlesnake lectin (RSL), and copperhead lectin (CuHL) but not lectin from Jameson's mamba venom.
(19) The first step consists in the conversion of protein C in the test sample into activated protein C by means of an activator isolated from Southern Copperhead venom.
(20) Pit vipers (rattlesnakes, copperheads, cottonmouths, and massasaugas) are responsible for 99% of all snakebite poisonings; coral snakes and other foreign exotic species are responsible for the additional 1%.
Snake
Definition:
(v. t.) To drag or draw, as a snake from a hole; -- often with out.
(n.) Any species of the order Ophidia; an ophidian; a serpent, whether harmless or venomous. See Ophidia, and Serpent.
(v. t.) To wind round spirally, as a large rope with a smaller, or with cord, the small rope lying in the spaces between the strands of the large one; to worm.
(v. i.) To crawl like a snake.
Example Sentences:
(1) Analysis of the product by equilibrium density centrifugation and processive hydrolysis with snake venom phosphodiesterase suggested that the noncomplementary nucleotides were present in phosphodiester linkage.
(2) In the far east is the arid, depressed country leading down Hell’s Canyon, which bottoms out at the Snake River, which the wolves crossed when they moved from Idaho, and which they now treat more as a crosswalk than a barrier.
(3) Snakes did not only exhibit the major cell- and humoral-mediated immune functions, but these functions appeared to be linked with the degree of MLR disparity.
(4) Weighed amounts of lyophilized venom from each snake were compared chronologically for variation in isoelectric focusing patterns, using natural and immobilized gradients.
(5) In the last 5 years, 29 children have been treated in our institution for snake bites, all with signs of envenomation.
(6) Forty patients with Crotalidae snake bites were evaluated and treated over a 7-year period.
(7) The presence of proteins antigenically related to Bothrops asper myotoxins in various snake venoms, mainly from South America, was investigated by using polyclonal and monoclonal antibodies.
(8) PCB residues occurred only in snakes collected near a heavily-traveled highway.
(9) Snake curaremimetic toxins are known to bind to the nicotinic acetylcholine receptor (AcChoR) [Changeux et al.
(10) "Ministers must urgently get behind a different approach to food and farming that delivers real sustainable solutions rather than peddling the snake oil that is GM ."
(11) The prevention of sea-snake bite and poisoning is considered.
(12) The prothrombin activator from the venom of Oxyuranus scutellatus (Taipan snake) was purified by gel filtration on Sephadex G-200 and ion-exchange chromatography on QAE-Sephadex.
(13) In the anterior section of the snake, the vagal trunks contained many cell bodies with colocalized vasoactive intestinal polypeptide and substance P-like immunoreactivity.
(14) While the hemagglutination activity of each of the previously described lactose-binding snake venom lectins is inhibited by reducing agent, the activities of BML and JML are not affected by reducing agent.
(15) Here’s Marie-Josée Kravis, advisor to the New York Fed, accessorizing brilliantly with her snake-effect silk scarf off on a power walk with her billionaire financier husband Henry Kravis, head of predatory investment company KKR.
(16) A platelet-aggregating activity was found in many snake venoms, predominantly those of the genus Bothrops, that is apparent only in the presence of the platelet-aggregating von Willebrand factor of plasma.
(17) Water snakes (Natrix natrix), rat snakes (Ptyas korros), cobras (Naja naja), pythons (Python molurus), tortoises (Kachuga sp.
(18) By using snake-venom diesterase over short periods of incubation, it was confirmed that the ATP had been incorporated terminally as AMP into the placental tRNA.
(19) Pro-Morsi marches regularly snake from the sites, disrupting traffic across much of Cairo and causing further government frustration.
(20) The snake with the longest journey took nine months to reach its destination.