What's the difference between asperity and sharpness?

Asperity


Definition:

  • (n.) Roughness of surface; unevenness; -- opposed to smoothness.
  • (n.) Roughness or harshness of sound; that quality which grates upon the ear; raucity.
  • (n.) Roughness to the taste; sourness; tartness.
  • (n.) Moral roughness; roughness of manner; severity; crabbedness; harshness; -- opposed to mildness.
  • (n.) Sharpness; disagreeableness; difficulty.

Example Sentences:

  • (1) 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.
  • (2) The myotoxin shows partial immunologic identity with a myotoxic phospholipase A2 isolated from Bothrops asper venom.
  • (3) Mice that received antivenom (0.4 ml) by the iv or im route 15 min after im injection of B. asper venom (100 micrograms) had lower levels of plasma anti-myotoxin antibodies than controls injected with antivenom only, suggesting that at least a fraction of the antibodies combines with myotoxins in vivo.
  • (4) Metalloproteinase from the venom of Bothrops asper (proteinase G) is a glycoprotein with 1% neutral hexose and 3.5 moles of sialic acid per mole of protein.
  • (5) A new instrumentation for posterior spinal surgery consists of metallic rods carved with diamond-shaped asperities on which vertebral hooks or screws can be screwed in any position, level, or degree of rotation.
  • (6) Conditions that inhibited phospholipase A2 activity, i.e., substitution of calcium by EDTA, reduced liposome-disrupting activity of Bothrops asper myotoxin I and Bothrops atrox myotoxin, both of which have high phospholipase A2 activity, but did not affect the action of B. asper myotoxin II and Bothrops moojeni myotoxin II, which have extremely low phospholipase A2 activity.
  • (7) The time-course and composition of inflammatory infiltrate in mouse gastrocnemius injected with Bothrops asper venom was studied.
  • (8) Also, the organization of these asperities is directly related to cellular cytoskeletal elements.
  • (9) The neutralization of two myotoxic phospholipases A2 from the venom of Bothrops asper, myotoxins I and II, by two murine monoclonal antibodies is reported.
  • (10) Seventeen batches of ICP antivenom were analyzed by EIA, using B. asper myotoxin II as antigen.
  • (11) No major differences in the DNase electrophoretic pattern were observed between individual venoms of adult B. asper specimens nor between lyophilized and frozen venoms.
  • (12) It is suggested that muscle regeneration is partially impaired after myonecrosis induced by Bothrops asper venom, probably due to the damage induced by this venom on muscle microvasculature and nerves.
  • (13) He used fine needle asperation or scraping of pathological tissue and hematoxylin-eosin staining of smears.
  • (14) Immunochemical results indicate a close immunological relationship between venoms of B. asper, B. nummifer and C. d. durissus collected in Honduras and Guatemala with those of the same species collected in Costa Rica.
  • (15) A new muscle damaging toxin, myotoxin II, was purified from the venom of Bothrops asper by ion-exchange chromatography on CM-Sephadex C-25.
  • (16) Ouchterlony immunodiffusion analysis of purified antibodies showed two precipitation bands with a pattern of complete immunologic identity between samples of crude B. asper venoms from specimens collected in the Atlantic and Pacific regions of Costa Rica.
  • (17) Myotoxin is an abundant component in adult B. asper venom.
  • (18) Five polyvalent antivenoms (Crotalidae; Orient, North, Central and South Africa) were tested for their ability to neutralize the thrombin-like activity of snake venoms (Bitis gabonica, Agkistrodon acutus, Bothrops asper, B. atrox, Crotalus adamanteus).
  • (19) A myotoxic, basic phospholipase A2 (pI greater than 9.5) with anticoagulant activity has been purified from the venom of Bothrops asper, and its amino acid sequence determined by automated Edman degradation.
  • (20) The effects of a myotoxic phospholipase A2 isolated from the venom of the crotaline snake Bothrops asper on skeletal muscle myofibrils were studied by histological, ultrastructural, immunohistochemical, and biochemical parameters.

Sharpness


Definition:

  • (n.) The quality or condition of being sharp; keenness; acuteness.

Example Sentences:

  • (1) Basal 20 alpha DHP levels remained low until a sharp rise at mid pro-oestrus.
  • (2) Whole-virus vaccines prepared by Merck Sharp and Dohme (West Point, Pa.) and Merrell-National Laboratories (Cincinnati, Ohio) and subunit vaccines prepared by Parke, Davis and Company (Detroit, Mich.) and Wyeth Laboratories (Philadelphia, Pa.) were given intramuscularly in concentrations of 800, 400, or 200 chick cell-agglutinating units per dose.
  • (3) Gonadectomy of females was accompanied by changes in the activity of individual HAS links in different direction--some reduction of ACTH in the hypophysis, a sharp and significant fall of the peripheral blood glucocorticoid level and a marked significant elevation of hydrococortisone production in the adrenal cortex in vitro.
  • (4) The University of the Arts London and Sunderland, Sheffield Hallam, Manchester Met and Leeds Met university have also experienced sharp declines in applications.
  • (5) A sharp decrease in oxygen uptake occurred in Neurospora crassa cells that were transferred from 30 degrees C to 45 degrees C, and the respiration that resumed later at 45 degrees C was cyanide-insensitive.
  • (6) In contrast to findings in the rat and dog, no sharp drop but a gradual fall in CLi was observed at decreasing FENa values down to 0.02%.
  • (7) A more specific differentiation, as indicated by the sharp increase in GAD levels which was concurrent with an increase in interneuronal contacts, lagged behind the initial growth.
  • (8) It appears that the decline in plasma IGF-I lags considerably behind the sharp fall in plasma GH levels and expression of hepatic IGF-I mRNA.
  • (9) Supplementation of Mg resulted in a sharp increase in serum PTH level with a rapid disappearance of the dissociation between the two immunoassays of PTH.
  • (10) A.CA animals were extremely susceptible, showing a sharp and sustained increase in parasitemia starting on day 12, followed by death no later than day 15 post-inoculation.
  • (11) There was a sharp transition with actin nearly saturated with S1: when the S1 to actin ratio was low, the kinetics were fast (K1 greater than 300 microM, k2 greater than 40 s-1); when it was high, they were slow (K1 = 14 microM, k2 = 2 s-1).
  • (12) Low calcium causes an increase in optimum frequency, a decrease in current threshold, and an increase in sharpness of tuning in both real axons and axons computed according to the Hodgkin-Huxley formulation; high calcium causes opposite effects.
  • (13) The Tea Party movement has turned climate denial into a litmus test of conservative credentials – and that has made climate change one of the most sharp divisions between Obama and Romney.
  • (14) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
  • (15) There is no longer a sharp dividing line between working and rentiering.
  • (16) We are going to see a sharp fall unless sellers hold the sector up by making aggressive offers.
  • (17) A sharp increase in the intensity of lipids biochemiluminiscence and decrease in the tissue homogenates biochemiluminiscence were observed during the period of progressive tumour growth on the 6-8 days following introduction of the virus.
  • (18) By no means is this a new theme, but it has taken on an added sharpness and urgency after the conferences.
  • (19) The blood lymphocytes were small with scanty cytoplasm, densely condensed nuclear chromatin, and deep clefts originating in sharp angles from the nuclear surface.
  • (20) In sharp contrast, the coverage provided by the various mainstream news channels and newspapers not only seems – with some exceptions – unresponsive and stilted, but often non-existent.

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