What's the difference between particle and prick?

Particle


Definition:

  • (n.) A minute part or portion of matter; a morsel; a little bit; an atom; a jot; as, a particle of sand, of wood, of dust.
  • (n.) Any very small portion or part; the smallest portion; as, he has not a particle of patriotism or virtue.
  • (n.) A crumb or little piece of concecrated host.
  • (n.) The smaller hosts distributed in the communion of the laity.
  • (n.) A subordinate word that is never inflected (a preposition, conjunction, interjection); or a word that can not be used except in compositions; as, ward in backward, ly in lovely.

Example Sentences:

  • (1) Lung sections of rats exposed to quartz particles were significantly different.
  • (2) In oleate-labeled particles, besides phosphatidic acid the product of PLD action radioactivity was also detected in diglyceride as a result of resident phosphatidate phosphohydrolase, which hydrolyzed the phosphatidic acid.
  • (3) Subunits maintained under the above ionic conditions were compared with 30S and 50S particles at low (6 mM) magnesium concentration with respect to the reactivity of individual ribosomal proteins to lactoperoxidase-catalyzed iodination.
  • (4) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
  • (5) These observations suggest that the liver secretes disk-shaped lipid bilayer particles which represent both the nascent form of high density lipoproteins and preferred substrate for lecithin-cholesterol acyltransferase.
  • (6) Intramembrane particles (IMP) were quantitatively assessed in the perikaryal plasma membranes of infundibular neurons.
  • (7) The mode of ribosome degradation under this condition is discussed in terms of differential appearance of these intermediate particles.
  • (8) When commercial chickens are infected in most sensitive one-day age, the virus titre does not exceed the value of 10(12) particles per 1 ml of plasma.
  • (9) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
  • (10) A 2-fold increase in the dissolution rate was observed when the same number of particles was immobilized without macrophages.
  • (11) Photolysis of the photosystem I particles induces a progressive depletion of phylloquinone, however, photochemistry as assayed at room temperature by the photooxidation of P-700 is unaffected.
  • (12) Taking into account the calculated volume and considering the triangular image as one face of the particle, it is suggested that eIF-3 has the shape of a flat triangular prism with a height of about 7 nm and the above-mentioned side-lengths.
  • (13) Well defined surface projections could be found in all particle types.
  • (14) Type C-like particles were found inter- and intracellularly in gland and vessel lumina and scattered in the connective tissue.
  • (15) The intracellular distribution and interaction of 19S ring-type particles from D. melanogaster have been analysed.
  • (16) Viral particles in the cultures and the brain were of various sizes and shapes; particles ranged from 70 to over 160 nm in diameter, with a variable position of dense nucleoids and less dense core shells.
  • (17) In the absence of adequate data exclusively from studies of inhaled particles in people, the results of inhalation studies using laboratory animals are necessary to estimate particle retention in exposed people.
  • (18) Depletion of extracellular Ca2+ by EGTA [ethylene glycol-bis(beta-aminoethyl ether)-N,N,N'N'-tetraacetic acid] attenuated both [Ca2+]i increase and superoxide production induced by particles.
  • (19) Completed RNA chains were released from the subviral particles.
  • (20) Problems of calculations and predictions on more than two particles moving are known in mathematics and physics since a long time already.

Prick


Definition:

  • (v.) That which pricks, penetrates, or punctures; a sharp and slender thing; a pointed instrument; a goad; a spur, etc.; a point; a skewer.
  • (v.) The act of pricking, or the sensation of being pricked; a sharp, stinging pain; figuratively, remorse.
  • (v.) A mark made by a pointed instrument; a puncture; a point.
  • (v.) A point or mark on the dial, noting the hour.
  • (v.) The point on a target at which an archer aims; the mark; the pin.
  • (v.) A mark denoting degree; degree; pitch.
  • (v.) A mathematical point; -- regularly used in old English translations of Euclid.
  • (v.) The footprint of a hare.
  • (v.) A small roll; as, a prick of spun yarn; a prick of tobacco.
  • (n.) To pierce slightly with a sharp-pointed instrument or substance; to make a puncture in, or to make by puncturing; to drive a fine point into; as, to prick one with a pin, needle, etc.; to prick a card; to prick holes in paper.
  • (n.) To fix by the point; to attach or hang by puncturing; as, to prick a knife into a board.
  • (n.) To mark or denote by a puncture; to designate by pricking; to choose; to mark; -- sometimes with off.
  • (n.) To mark the outline of by puncturing; to trace or form by pricking; to mark by punctured dots; as, to prick a pattern for embroidery; to prick the notes of a musical composition.
  • (n.) To ride or guide with spurs; to spur; to goad; to incite; to urge on; -- sometimes with on, or off.
  • (n.) To affect with sharp pain; to sting, as with remorse.
  • (n.) To make sharp; to erect into a point; to raise, as something pointed; -- said especially of the ears of an animal, as a horse or dog; and usually followed by up; -- hence, to prick up the ears, to listen sharply; to have the attention and interest strongly engaged.
  • (n.) To render acid or pungent.
  • (n.) To dress; to prink; -- usually with up.
  • (n.) To run a middle seam through, as the cloth of a sail.
  • (n.) To trace on a chart, as a ship's course.
  • (n.) To drive a nail into (a horse's foot), so as to cause lameness.
  • (n.) To nick.
  • (v. i.) To be punctured; to suffer or feel a sharp pain, as by puncture; as, a sore finger pricks.
  • (v. i.) To spur onward; to ride on horseback.
  • (v. i.) To become sharp or acid; to turn sour, as wine.
  • (v. i.) To aim at a point or mark.

Example Sentences:

  • (1) These results have implications in utilizing codeine phosphate as a positive skin prick test control for allergy testing.
  • (2) The diagnosis of occupational allergy was based on history, skin prick tests and RAST to the pollen.
  • (3) Prick tests performed on 16 different condom brands showed that 4 brands caused positive reactions in 52-67% of patients.
  • (4) One hundred and forty-four had non-allergic and 69 allergic asthma verified retrospectively by positive skin prick test in 1988.
  • (5) The results of this investigation are clearly in contrast to earlier earlier reports, in that there was a very good correlation between prick test, RAST and case history.
  • (6) The prick tests, using both commercial allergens and specific extracts prepared from the most common types of coffee and their corresponding sacks, confirmed a sensitization in 21 workers (9.6%).
  • (7) There were statistically significant exposure-response relations between exposure and symptoms from eyes and upper airways, dry cough, positive skin prick test, and specific IgE and IgG antibodies.
  • (8) The effect of 4.4 mg azelastine administered orally on airway responsiveness, skin prick testing, daily peak expiratory flow rates and symptoms of asthma was compared with placebo in a 7 week double-blind, parallel group study of 24 patients with extrinsic asthma.
  • (9) Subjective pain ratings of mucosal pin-prick decreased a surprisingly small degree after application of both solutions.
  • (10) Having said that, though, the man is clearly a bit of a prick and one with a serial addiction to publicity."
  • (11) In allergologic out-patient departments of Dubrovnik, Split, Sibenik, Zadar, Pula and Rijeka, 300 patients with pollinosis have been tested by the application of the prick method of group allergens of grass, tree and weed pollen, particularly of Parietariae (pellitory) pollen.
  • (12) In comparison with conventional allergen preparations immunologically characterized allergens were tested by skin-prick-tests for reactions.
  • (13) Exclusion of asthmatics and taking into account smoking and skin prick test positivity yielded mostly similar results.
  • (14) The results of the Phadezym-RAST and IgE-Quick correlated very well (r = 0.96) and both in-vitro methods corresponded to the Skin-Prick-Test (greater than 90%).
  • (15) Throughout history there have been periods of wild exuberance followed by the pricking of bubbles.
  • (16) By skin prick testing comparable results were obtained with both extracts.
  • (17) In both groups of patients, there was a low incidence of the causes of post-cordotomy pain recurrence contralateral to the lesion, i.e., deafferentation pain, fading of analgesia, and pain above the levels up to which deep pin-prick analgesia had been obtained.
  • (18) In making a computerized cephalometric analysis, first the film should be traced, and the landmarks pricked and manually digitalized into an X-Y coordinate system.
  • (19) Sections of eggs, fixed 20 to 60 s following fertilization or pricking, show that the tubular cisternae have disappeared and the clusters of cisternae have opened to give rise to longer cisternae arranged in chains.
  • (20) Bronchial responsiveness to histamine and skin prick test reactions to airborne allergens were measured in a random population sample of 891 adults and 1293 schoolchildren.