(n.) An ultimate particle of matter not necessarily indivisible; a molecule.
(n.) A constituent particle of matter, or a molecule supposed to be made up of subordinate particles.
(n.) The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule.
(n.) Anything extremely small; a particle; a whit.
(v. t.) To reduce to atoms.
Example Sentences:
(1) It has been conformed that catalase from bovine liver eliminates only the pro R hydrogen atom from ethanol.
(2) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
(3) Richard Bull Woodbridge, Suffolk • Why does Britain need Chinese money to build a new atomic generator ( Letters , 20 October)?
(4) The bond distances of Cu to Cl(1), Cl(2), N(3) and N(3') atoms are 2.299 (1), 2.267 (1), 1.985 (4) and 1.996 (3) A, respectively.
(5) The common atoms of the [3Fe-4S] and [4Fe-4S] cores agree within 0.1 A; the three common cysteinyl S gamma ligand atoms agree within 0.25 A.
(6) This result was confirmed by atomic absorption spectroscopy, which indicated a stoicheiometry for copper and manganese of approx.
(7) The inter-molecular similarity measure used is the number of atoms in the 3-D common substructure (CS) between the two molecules which are being compared.
(8) The risks are determined, mainly by expert committees, from the steadily growing information on exposed human populations, especially the survivors of the atomic bombs dropped in Japan in 1945.
(9) All N and O atoms except N(3) and O(4') participate in a three-dimensional hydrogen-bonding system.
(10) This suggestion is supported by EPR studies, which show that the iron atoms in Fe(III)L-globin are in two low electronic states.
(11) The molar refractivity has been shown to be a superior parameter for the description of the activity of sulphonamides than the sum of electronegativities of atoms making up a heterocyclic substituent in the sulphonamide molecule and molecular weight of the substituent.
(12) Binding to HSA occurs primarily with the imidazolidine and thiazolidine groups of levamisole as it has been demonstrated by selective changes in the relaxation times and the chemical shifts of the protons attached to the carbon atoms.
(13) Each repeat unit contains thirty amino acids and is thought to bind a zinc atom using two cysteines and two histidines as ligands.
(14) NADP+ bound at the C8 atom in the adenine moiety proved to be the most efficient ligand whereas that bound at the C3 atom of the ribose moiety was relatively inefficient.
(15) This structure is further characterized by approaches of both the carbonyl and the furan O atoms to ring H atoms with separations which are slightly less than the sum of the relevant van der Waals radii.
(16) The magnitude of improvement achieved is dependent upon field size, SSD, the atomic number of the foil material, and foil thickness.
(17) For the liver enzyme, the logarithm of the inhibition constant was linearly related to the number of carbon atoms in the saturated fatty acids whereas the muscle enzyme, which was generally more strongly inhibited, showed a nonlinear dependence.
(18) Results obtained from a such study are here compared with levels obtained from a comparative determination of the metals in the mosses by three other techniques: Differential pulse anodic stripping voltammetry (DPASV), Direct current plasma (atomic emission) spectroscopy (DCPS) and X-ray fluorescence (XRF) spectroscopy.
(19) It was hypothesized that the observed activity variation of the paracetamol analogues was based on the relative abilities of these compounds to undergo H atom loss at the phenolic oxygen, and on the relative stabilities of the resulting free-radical species.
(20) The resulting family of structures has a mean backbone rmsd of 0.63 A (N, C alpha, C', O atoms), excluding the segments containing residues 45-59 and 84-88.
Configuration
Definition:
(n.) Form, as depending on the relative disposition of the parts of a thing' shape; figure.
(n.) Relative position or aspect of the planets; the face of the horoscope, according to the relative positions of the planets at any time.
Example Sentences:
(1) The distribution and configuration of the experimental ruptures were similar to those usually noted as complications of human myocardial infarction.
(2) The Ta loop was a smooth, elongated ellipse in configuration and showed clockwise rotation in all planes, as did the P loop.
(3) This study was designed to examine the effect of the storage configuration of skin and the ratio of tissue-to-storage medium on the viability of skin stored under refrigeration.
(4) In spite of important differences in size, chemical composition, polymer density, and configuration, biological macromolecules indeed manifest some of the essential physical-chemical properties of gels.
(5) It was concluded that the detachment of the oxaloyl residue from oxaloacetate and its replacement by a proton proceed with inversion of configuration at the methylene group which becomes methyl during the hydrolysis.
(6) The distribution of the amino acid pairs, i, i + 1 in alpha-helical configurations does not differ from the random pairing.
(7) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
(8) Because of the wide range of human nasal anatomic configurations, some people sniff odorants against comparatively high resistances.
(9) The principal variables influencing a particular configuration and their effects are indicated.
(10) The peculiar configuration of the pneumocephalus is attributed to the partial obliteration of the subarachnoid space due to the increased intracranial pressure.
(11) In a triple tier configuration, females concentrated 66% of their travel on the top tier.
(12) In addition to descriptions of variants of the root appearance for hairs removed from follicles in the three classical growth phases, several other commonly occurring root configurations are described and illustrated with photomicrographs.
(13) A new simplified technique for evaluating the internal pudendal artery and the penile vessels is described using a new catheter configuration with a very short 90 degrees-angled tip.
(14) Both amino acids were found to have the L-configuration by GC analysis on a chiral column and alanine was assigned to be the N-terminal amino acid by Edman degradation.
(15) In normal kidneys fixed by perfusion with tannic acid and glutaraldehyde, glomerular slit diaphragms have been reported to consist of highly ordered and isoporous substructures with a zipper-like configuration.
(16) The curved configuration of the cervico-thoracic vertebral column embedded in long spring-like muscles is interpreted to function as a shock absorber.
(17) In the cell-attached (CA) configuration, the presence of isoguvacine (3-5 microM) in the pipette solution triggered the opening of channels displaying multiple current levels.
(18) The effective direction in this stimulus configuration is opposite to the preferred direction of individual cells for movement of an object.
(19) Separation and recombination experiments, employing a variety of tissue configurations in organ culture, were performed to determine the extent to which the epithelium of the maxillary process influences the viability of the underlying mesenchyme during organogenesis.
(20) A stem cell line has been obtained with cell culture, having a germ cell character and a yolk sac configuration.