What's the difference between dak and dark?

Dak


Definition:

  • (n.) Post; mail; also, the mail or postal arrangements; -- spelt also dawk, and dauk.

Example Sentences:

  • (1) The volumetrically determined ultrafiltration showed a decrease parallel to the volume of the blood compartment -- with the same differences between the two models of the C-DAK.
  • (2) The manifold use of the C-DAK 4 is the cause for an increased substitution of erythrocytes.
  • (3) The activities of adenosine deaminase (ADA), purine nucleotide phosphorylase (PNP), adenosine kinase (AK), deoxyadenosine kinase (dAK), deoxycytidine kinase (dCK), 5'-nucleotidase (5'-N), AMP deaminase, hypoxanthine-guanine phosphoribosyl transferase (HGPRT or HPRT), and adenine phosphoribosyl transferase (APRT) were measured by microassay in resting peripheral blood lymphocytes (PBL) and in cells from long-term cultures.
  • (4) We describe a synthetic ligand, "DAKLI" (Dynorphin A-analogue Kappa LIgand), related to the opioid peptide dynorphin A.
  • (5) The activities of adenosine deaminase (ADA), purine nucleoside phosphorylase (PNP), adenosine kinase (AK), deoxyadenosine kinase (dAK), deoxycytidine kinase (dCK), 5'-nucleotidase (5'-N), AMP deaminase, hypoxanthine-guanine phosphoribosyl transferase (HGPRT or HPRT), and adenine phosphoribosyl transferase (APRT) were measured by this microassay in lymphocytes from peripheral blood from four different breeds of horses (Arabian, Quarter Horse, Thoroughbred and Shetland Pony).
  • (6) The ultrafiltration, clearance and priming characteristics of six capillary dialyzers (C-DAK 2.5 D, C-DAK 1.8 D, Tri-Ex 1, CF M 1500, N16F160 and HF 150) were studied in single needle dialysis by way of the double headpump (BL 760, Bellco Ltd).
  • (7) The Koutango virus Dak An D 5443 isolated from rodents of the genus Tatera belongs to the genus Flavivirus of the faily Togaviridae.
  • (8) The larger coagulation processes in a more than once repeated use of the C-DAK 5 -- with adequate losses of blood -- are explained with the large length of the capillary and the other distribution of blood with regard to the cross section of the capillary.
  • (9) Allopurinol tablets 100 mg, DAK, and Apurin tablets 100 mg, Gea.
  • (10) The fleas of wild and commensal small mammals, domestic animals (dogs, cats) and free-living flea forms in houses have been collected in plague nidi of Tay Nguyen plate, Dak-Lak province, Vietnam.
  • (11) 8 male patients with chronic dialysis (5 of them with binephrectomy) were thrice a week dialysed in 2 groups alternately 2 months conventionally for 6 hours with a capillary dialysator C-DAK mod.
  • (12) Eglin C and DAK 16 displayed a pronounced inhibition of PMN-elastase and PMN-cathepsin G. Surprisingly a higher amount of product in the elastase containing assays were found in the presence of glycosaminoglycan polysulfate and sodium pentosan polysulfate.
  • (13) A new, low-price, parallel-flow, plate dialyser--the LPP dialyser--has been compared with a hollow fibre dialyser--the C-DAK dialyser.
  • (14) 1,4-Butanediol (BAD) was administered to male and female Wistar Imp:DAK rats by oral gavage for 28 consecutive days.
  • (15) The ultrafiltration rate was found to be greater in the LPP dialyser than in the C-DAK dialyser.
  • (16) Summarizing we can say that in chronic routine dialyses -- without testing the individual exemplars -- model 5 of the C-DAK can be used twice, model 4, however, four times.
  • (17) 18 dialysators C-DAK 5 and 4 each were again used in the same patients with chronic dialysis under the same conditions of dialysis and regeneration (short-acting dialyses of more than 3.5 h with 1 C-DAK 5 or 2 parallel acting C-DAK 4, respectively).
  • (18) The in vitro effect of eglin C, glycosaminoglycan-peptide complex "DAK 16", glycosaminoglycan polysulfate and sodium pentosan polysulfate on the PMN-enzymes elastase and cathepsin G was investigated.
  • (19) Dak Riek Chan, 48, said he was shot in the foot when he tried to defend his village in Leer county against attacks by government forces earlier this year.
  • (20) The mean residual blood volume was 6.4 ml in the LPP dialyser + blood lines and 5.3 ml in the C-DAK dialyser + blood lines.

Dark


Definition:

  • (a.) Destitute, or partially destitute, of light; not receiving, reflecting, or radiating light; wholly or partially black, or of some deep shade of color; not light-colored; as, a dark room; a dark day; dark cloth; dark paint; a dark complexion.
  • (a.) Not clear to the understanding; not easily seen through; obscure; mysterious; hidden.
  • (a.) Destitute of knowledge and culture; in moral or intellectual darkness; unrefined; ignorant.
  • (a.) Evincing black or foul traits of character; vile; wicked; atrocious; as, a dark villain; a dark deed.
  • (a.) Foreboding evil; gloomy; jealous; suspicious.
  • (a.) Deprived of sight; blind.
  • (n.) Absence of light; darkness; obscurity; a place where there is little or no light.
  • (n.) The condition of ignorance; gloom; secrecy.
  • (n.) A dark shade or dark passage in a painting, engraving, or the like; as, the light and darks are well contrasted.
  • (v. t.) To darken to obscure.

Example Sentences:

  • (1) And that, as much as the “on water, operational” considerations, is why we are being kept in the dark.
  • (2) The first group was reared in complete darkness while the second one was subjected to permanent noise.
  • (3) In the dark the 6-azidoflavoproteins are quite stable, except for L-lactate oxidase, where spontaneous conversion to the 6-amino-FMN enzyme occurs slowly at pH 7.
  • (4) Most notably, retroperitoneal lymph nodes in rabbits remained dark blue up to 28 days after hindlimb endolymphatic instillation of liposomal patent blue.
  • (5) In the dark cortical zone of the nodes (III group) there occur tissue basophils (mast cells), that, together with increasing number of acidophilic granulocytes and appearance of neutrophilic cells, demonstrates that there is an inflammatory reaction in the organ studied as a response to the lymphocytic suspension injected.
  • (6) Urinalysis revealed a low pH, increased ketones and bilirubin excretion, dark yellowish change in color, the appearance of "leaflet-shaped" crystals and increased red blood cells and epithelial cells in the urinary sediment, increased water intake, decreased specific gravity and decreased sodium, potassium and chloride in the urine.
  • (7) We were searching for spontaneous and positional nystagmus in 5 positions with open eyes in darkness and with closed eyes.
  • (8) Previous FTIR measurements have identified several tyrosine residues that change their absorption characteristics between light-adapted BR and dark-adapted BR, or between intermediates K and M [Dollinger, G., Eisenstein, L., Lin, S.-L., Nakanishi, K., Odashima, K., & Termini, J.
  • (9) Steady state levels of chloroplast mRNA encoding the core PSII polypeptides remain nearly constant in the light or the dark and are not affected by the developmental stage of the plastid.
  • (10) The second triplet, which was stable in the dark at 4.2 K following illumination, was assigned to the radical pair Donor+I-.
  • (11) The results indicate that CRALBP X 11-cis-retinol is sufficiently stereoselective in its binding properties to warrant consideration as a component of the mechanism for the generation of 11-cis-retinaldehyde in the dark.
  • (12) Although the Ca2+-independent mechanism accounts for about two thirds of the total acetylcholine release in the dark, the amount of acetylcholine released in this way is small compared with the release of acetylcholine triggered by stimulation of the retina with light.
  • (13) The extracellular concentration of GABA is probably high in prolonged darkness, and it is low after prolonged light exposure.
  • (14) In lettuce, the presence of 2,4-D in the light lowered the concentration of total Hg (or MeHg) required to reduce growth by 50%, about 13 times relative to that in the dark (i.e., it sensitized the cells).
  • (15) This suggests that many retinal ganglion cells continue to discharge in total darkness for long periods.
  • (16) In darkness, raising the concentration of K in the fluid of perfusion gives an increase of the efflux of (86)Rb and increasing the extracellular concentration of Ca yields a retention.
  • (17) Upon illumination, a dark-adapted photosynthetic sample shows time-dependent changes in chlorophyll (Chl) a fluorescence yield, known as the Kautsky phenomenon or the OIDPS transient.
  • (18) One elderly woman was left alone in the dark for hours unable to find food or drink.
  • (19) These observations indicated a novel mechanism that in the absence of light-dark schedule, mothers taught the circadian rhythm to the pups as they raised them.
  • (20) It was observed that the circadian rhythm was disrupted by injections of lithium at the beginning of the light as well as the dark phase of the LD cycle.

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