(1) From these data it is possible to predict theoretically the apparent temperature difference as seen by an infrared scanner or radiometer with a detector of which the spectral detectivity, D (lambda), is known.
(2) A conventional liquid chromatograph with a low capacity column and a conductimetric detector is used to analyze aerosols of Cl-, Br-, NO-3 and SO=4 with good results.
(3) Results were inconsistent with both the feature detector fatigue and response bias hypothesis.
(4) The X-ray tube rotates outside the detector array at the rate of one revolution per second.
(5) The scatter measurement was made using a standard imaging geometry with both beam stops and an additional x-ray detector placed behind the standard imaging detector.
(6) This variability, coupled with the lack of extreme specificity in the secondary auditory cortex, suggests that secondary cortical neurons are not well suited for the role of "vocalization detectors."
(7) The dual-probe system incorporates a central collimated probe for monitoring activity in the LV surrounded by an annular detector collimated in such a manner as to provide simultaneous real-time monitoring of the LV background activity.
(8) The spatial resolution of a NaI(T1), 25 mm thick bar detector designed for use in positron emission tomography has been studied.
(9) Those small problems which exist can be attributed to detector sampling problems, especially in the axial direction, which is a consequence of the geometry of these scanners, which are designed primarily for 2D data acquisition.
(10) This derivative also allowed sensitive detection and measurement of indole-3-pyruvate in the picogram range using a gas chromatograph with an electron capture detector.
(11) Derivatization of two glucuronides with 2-ferrocenylethylamine, followed by chromatographic separation and measurement of hydrodynamic voltammograms with an electrochemical detector was carried out for unequivocal identification.
(12) The raw data are obtained by capillary gas chromatography using a nitrogen-phosphorus detector.
(13) 21 amino acids were determined by a liquid chromatograph, consisting of an automatic controller of the gradient, nonautomatic injector, fluorimetric detector and recording device.
(14) A new method has been developed for the quantitative analysis of chlorpheniramine in human blood using high-performance liquid chromatography with a fluorescence detector.
(15) Three groups of facts are compared in this study: the significant adaptive and adaptational modification of the receptive fields of neurons of the visual cortex of the cat, the conditioned, selective, subsensory change in the threshold of perception (detection and recognition) by an individual of a letter in relation to two control letters, and the role of spatially-specialized cortical inhibition in the formation and adaptive modifications of the receptive fields and detector properties of neurons of the visual cortex.
(16) An inexpensive, easy-to-use detector for measuring airborne 222Rn based on 222Rn diffusion and absorption in activated charcoal is presented.
(17) In fact, the large scattering angle we chose, theta = 135 degrees, allowed us to assemble a very compact source-detector device.
(18) The extracts are analyzed via a gas chromatograph equipped with a DB-1301 widebore fused-silica capillary column and an electron capture detector.
(19) SCADAR requires the acquisition of two digital images, taken at different object-to-detector distances.
(20) It has been found that the UV radiation-induced extreme state of the cells in a radiant culture produces distantly in an intact detector culture, which has only an optic contact with it, the cytopathic effect (CPE) as a repercussion of a specificity of morphological manifestations imprinted in the affected culture.
Reagent
Definition:
(n.) A substance capable of producing with another a reaction, especially when employed to detect the presence of other bodies; a test.
Example Sentences:
(1) At 36 h postsurgery, RBCs were examined by 23Na-NMR by using dysprosium tripolyphosphate as a chemical shift reagent.
(2) It includes preincubation of diluted plasma with ellagic acid and phospholipids and a starting reagent that contains calcium and a chromogenic peptide substrate for thrombin, Tos-Gly-Pro-Arg-pNA.
(3) The assumption was also corroborated using reagents from a family in which DR3 and DQw2 were not found in the usually described linkage.
(4) The ADAM derivative of carnitine was separated from decomposition products of the reagent and related compounds such as amino acid derivatives on a silica gel column eluted with methanol-5% aqueous SDS-phosphoric acid (990:10:1).
(5) The activity is strongly inhibited by SH-blocking reagents (e.g.
(6) Benzyloxycarbonylarginine p-nitrophenyl ester and other activated esters of N-a-sustituted arginine salts may be useful reagents for introduction of trypsin-labile protecting groups into peptide fragments for purpose of polypeptide semi-synthesis.
(7) Loss of reduced protein thiols, as measured by binding of the thiol reagent iodoacetic acid to GPD, and loss of GPD enzymatic activity occurred in a dose-dependent manner.
(8) Cost-effective immunoassays for the detection of amphetamines, benzodiazepines, and methadone in urine have been developed using Syva EMIT reagents and a Cobas Bio centrifugal analyser.
(9) The presence of a previously unreported dipeptide transport mechanism within blood leukocytes and the selective enrichment of the granule enzyme, DPPI, within cytotoxic effector cells of lymphoid or myeloid lineage appear to afford a unique mechanism for the targeting of immunotherapeutic reagents composed of simple dipeptide esters or amides.
(10) In the highest concentration tested, two other reagents 2,4-dimethoxybenzylamine and N-acetylimidazole, did not influence the activity of the steroisomers on aorta.
(11) On the other hand, the hydrophilic reagents, 1-ethyl-3-[3-(dimethylamino)-propyl]carbodiimide and N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline, did not affect organic cation transport.
(12) The histidine-specific reagent diethylpyrocarbonate (DEP) was used to chemically modify TNF.
(13) Subgingival plaque was sampled and the presence or absence of the above mentioned bacteria assessed with BANA reagent cards (Perio Scan).
(14) Histochemical and immunocytochemical staining of the outgrowths with reagents that depict epithelial, myoepithelial, and lactating alveolar cells (peanut lectin alone, monoclonal and polyclonal antibodies to rat caseins) indicate similar cell compositions and arrangements for all outgrowths irrespective of their source; these are also similar to the mammary glands of the perphenazine-stimulated or lactating hosts.
(15) Adhesion and O2- production were also found to be differentially affected by the NADPH oxidase inhibitor diphenylene iodonium, the sulfhydryl reagent N-ethylmaleimide and the A2 agonist adenosine, indicating that these neutrophil responses have various transductional pathways that also depend on the type of stimulus.
(16) Either reagent dislocates FAD from the holoenzyme, leaving a characteristic mercaptide derivative of the apoenzyme.
(17) Since all five reagents are sensitive to the LA, then the best overall reagent will be the one with the best sensitivity to the most important need for the laboratory (usually heparin monitoring).
(18) The enzyme was inhibited by thiol and carbonyl reagents.
(19) Radiation inactivation and simple target theory were employed to determine the molecular weight of an insect CNS alpha-bungarotoxin binding component in the presence and absence of a cross-linking reagent, dimethyl suberimate.
(20) The probes were biotin treated by chemical modification of the DNA by the peraminating reagent or photochemically.