| Nikiforoff's method | The fixing of blood films by immersion for 5 to 15 minutes in absolute alcohol, a mixture of equal parts of alcohol and ether, or pure ether. (05 Mar 2000) |
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| definitive method | An analytical procedure for the measurement of a specified analyte in a specified material which is known to give essentially the true value for the concentration of the analyte. (05 Mar 2000) |
| depletion method | <molecular biology, technique> A lab technique to isolate mRNA molecules from a specific gene by hybridising all of the mRNA molecules from a cell to a specific segment of DNA. The one mRNA molecule type which actually sticks is the one looked for. (09 Oct 1997) |
| Dick method | An intracutaneous test of susceptibility to the erythrogenic toxin of Streptococcus pyogenes responsible for the rash and other manifestations of scarlet fever. Synonym: Dick method. (05 Mar 2000) |
| Dieffenbach's method | <procedure, surgery> A plastic operation for covering a defect by sliding a flap with broad pedicle. (21 Jun 2000) |
| diffusion method | A method for the study of bacterial enzymes in which agar is mixed with the material (e.g., starch or milk) which is to serve as an indicator of the enzyme action and is inoculated and plated; if the bacteria produce enzymes digesting the admixed material, there will be a zone of clearing in the medium about each colony. Synonym: diffusion method. (05 Mar 2000) |
| direct method for making inlays | In dentistry, an inlay technique in which the wax pattern is made directly in the prepared cavity in the tooth. Synonym: direct technique. (05 Mar 2000) |
| disk sensitivity method | A procedure for testing the relative effectiveness of various antibiotics; small disks of paper (or other suitable material) are impregnated with known, appropriate amounts of antibiotic, and then placed on the surface of semisolid medium that has been previously inoculated with the organism being tested; after suitable periods of incubation at 37캜, the lack of growth in zones about the various disks indicates the relative effectiveness of the antibiotic. (05 Mar 2000) |
| double antibody method | A method of separating antibody-bound antigen (e.g., insulin) from free antigen by precipitating the former with antibody specific for immunoglobulin. Synonym: double antibody immunoassay, double antibody method. (05 Mar 2000) |
| double-blind method | <statistics> A method of studying a drug or procedure in which both the subjects and investigators are kept unaware of who is actually getting which specific treatment. (12 Dec 1998) |
| immunofluorescence method | Any method in which a fluorescent-labelled antibody is used to detect the presence or determine the location of the corresponding antigen. (05 Mar 2000) |
| impedance method | A method for localizing brain structures by measuring impedance of electric current. (05 Mar 2000) |
| Indian method | Rhinoplasty utilizing a flap from the forehead. Synonym: Carpue's method, Indian method, Indian operation. (05 Mar 2000) |
| Quick's method | A quantitative test for prothrombin in the blood based on the clotting time of oxalated blood plasma in the presence of thromboplastin and calcium chloride; measures the integrity of the extrinsic and common pathways of coagulation. See: prothrombin time. Synonym: Quick's method, Quick's test. (05 Mar 2000) |
| indophenol method | A method of determining quantitatively the amount of vitamin C in plant and animal tissue based on the rapid reduction of a standardised indophenol solution to a colourless compound by vitamin C in acid solution. (05 Mar 2000) |