(n.) One who, or that which, adds; esp., a machine for adding numbers.
(n.) A serpent.
(n.) A small venomous serpent of the genus Vipera. The common European adder is the Vipera (/ Pelias) berus. The puff adders of Africa are species of Clotho.
(n.) In America, the term is commonly applied to several harmless snakes, as the milk adder, puffing adder, etc.
(n.) Same as Sea Adder.
Example Sentences:
(1) The gamma-chain from puff adder venom digested D-monomer was isolated and cleaved by cyanogen bromide, and the carboxy-terminal peptide was isolated and sequenced.
(2) While antivenom remains the mainstay in the treatment of snake-bite envenomation, the possible role of anticholinesterase therapy for death-adder bites in Papua New Guinea is discussed.
(3) Total polyadenylated messenger RNA was prepared from the milked venom glands of the South African puff adder (Bitis arietans) and translated in an in vitro translation system.
(4) Rabbits were injected with double the lethal dose of puff adder venom, followed by treatment with the Venom Ex cutting and suction apparatus.
(5) In a retrospective study, 113 bites which occurred in Switzerland within a 16-year period by either of the two indigenous adders (Vipera berus and Vipera aspis) were analyzed.
(6) Brown snakes (genus Pseudonaja) were responsible for 11 deaths; tiger snake (Notechus scutatus) for four, taipan (Oxyuranus scutellatus) two and death adder (Acanthophis australis) one.
(7) Anya was like, Adder actually, and Mary Portas was like, now move on ladies, what matters is that Britfash is facing its biggest crisis since Cherie Blair went out with a matching Burberry tote and booties?
(8) Adding ATP (1 mM) to myosin B suspension and mixing was carried out by hand, using a mixing plunger, and also using the automatic adder mixer.
(9) Two cases of children who suffered adder bites and who developed severe local complications are reported.
(10) Plasma and serum samples obtained from various animals never previously exposed to snakes or snake venom were diffused against different concentrations of puff-adder, Bitis arietans, venom using the double immunodiffusion technique.
(11) Northern blot hybridization of total puff adder venom gland mRNA to its complementary single stranded copy DNA revealed two discrete mRNA populations coding for the major components of puff adder venom.
(12) The first two snakes are common in the region, while amateur herpetologists are at particular risk of being bitten by burrowing adders because of the snake's ability to bite even when held by the back of the neck.
(13) We roam over sand hills knotted with marram grass and wildflowers, singing in case we disturb sunbathing adders, imagining Tarka ducking in and out of warrens.
(14) You may find bitterns making their basso profundo hoot, or you could see otters, dragonflies and adders.
(15) Gastrointestinal symptoms are the most common systemic manifestations of adder envenomation.
(16) The products of cell free synthesis were immunoprecipitable with puff adder venom antiserum.
(17) Salmonella excretion was found in 59% of the adders and in 68% of the grass-snakes.
(18) A young, previously healthy man had severe abdominal symptoms after an adder bite.
(19) On the basis of statistical analysis, the following proteins were found to be members of the cystatin superfamily: human cystatin A, rat cystatin A(alpha), human cystatin B, rat cystatin B(beta), rice cystatin, human cystatin C, ox colostrum cystatin, human cystatin S, human cystatin SA, human cystatin SN, chicken cystatin, puff adder cystatin, human kininogen, ox kininogen, rat kininogen, rat T-kininogens 1 and 2, human alpha 2HS-glycoprotein, and human histidine-rich glycoprotein.
(20) The amino acid sequence of a cystatin from the venom of the African puff adder (Bitis arietans) is reported.
Viper
Definition:
(a.) Any one of numerous species of Old World venomous makes belonging to Vipera, Clotho, Daboia, and other genera of the family Viperidae.
(a.) A dangerous, treacherous, or malignant person.
Example Sentences:
(1) The potential use of ancrod, a purified isolate from the venom of the Malaysian pit viper, Agkistrodon rhodostoma, in decreasing the frequency of cyclic flow variations in severely stenosed canine coronary arteries and causing thrombolysis of an acute coronary thrombus induced by a copper coil was evaluated.
(2) Phospholipase A2 has been purified from the venom of Horned viper (Cerastes cerastes) by gel permeation chromatography followed by reverse-phase HPLC.
(3) Adrenal gland is studied histologically in the common krait, the cobra and the viper.
(4) The protease from Russell's viper venom that activates Factor V was purified by gel filtration on Sephadex G-150 and ion exchange column chromatography on sulfopropyl (SP)-Sephadex C-50.
(5) An analogy between pit viper envenomization and Adriamycin infiltration is discussed.
(6) Merogony took place in the pulmonary endothelial cells and in the parenchyma cells of the liver and spleen of the infected vipers.
(7) Viper #149 was inoculated orally by stomach tube with 5.0 X 10(4) sporulated oocysts of C. simplex obtained from the feces of an Ottoman viper, V. x. xanthina and began passing unsporulated oocysts of C. simplex 121 days post-inoculation (DPI).
(8) Haffkine antivenom thus has limited efficacy against systemic poisoning by Russell's viper in Sri Lanka.
(9) Both factor Va, activated by thrombin or by the factor V activator from Russell's viper venom, and the isolated fragments, D (Mr = 105,000), C1 (Mr = 150,000), and F1F2 (Mr = 72,000), were studied.
(10) Its infamous clubs – The Viper Room, Whisky A Go Go – are the backdrops for a thousand rock memoirs; its vertiginous hills contain more celebrity homes per square mile than anywhere else in the world.
(11) PT), kaolin clotting time (KCT), contact product clotting time (CPCT), and Russell viper venom clotting time (RVVCT) tests.
(12) Plasma from these animals, when injected into 10 recipients, specifically raised Factor X levels when measured by four different assay: one-stage assay with bovine VII- and X-deficient plasma and Russell's viper venom; one-stage assay with human X-deficient plasma and thromboplastin; chromogenic substrate assay with Russell's viper venom; and an immunologic assay (Laurell technique).
(13) In our study of 60 consecutive patients, we found the frequency of the lupus anticoagulant by Russell viper venom time was 6.7% (95% confidence interval, 16.2 to 1.8) and by anticardiolipin antibody assay was 25% (95% Cl, 37.0 to 15.7), compared with 0% (p = not significant) and 2.5% (p = 0.002), respectively, in the normal control population.
(14) Comparison of the alpha-chains with those of the Viper (Vipera aspis) shows 66 amino-acid substitutions.
(15) Sumatran pit viper (Trimeresurus sumatranus sumatranus) venom was fractionated by DEAE-Sephacel ion exchange chromatography into seven fractions.
(16) The contribution of disseminated fibrin clot formation to the pathogenesis of canine endotoxin shock was explored in control dogs and in those defibrinated with a purified fraction of Malayan pit viper venom.
(17) Evolutionary conservation of members of the NGF family in vertebrates was studied by DNA sequence analysis of PCR fragments for NGF, BDNF, and NT-3 from human, rat, chicken, viper, Xenopus, salmon, and ray.
(18) Four other phospholipases A2--from venoms of Russell viper, Crotalus adamanteus, and bee, and from pig pancreas--are unaffected by 50 micrometer indomethacin, which inhibits leukocyte phospholipase A2 by 70%.
(19) Kinetic studies showed that activation of factor IX KWC by factor X activator from Russell's viper venom (RVV-X) was normal, whereas activation by factor XIa was defective.
(20) We determined the complete amino acid sequence of RVV-X, the blood coagulation factor X activating enzyme, isolated from Russell's viper venom and studied structure-function relationships.