(1) The experimental results for protein preparations of calmodulin in which Ca2+ was isomorphically replaced by Tb3+ were obtained by a spectrometer working at the Institute of Nuclear Physics.
(2) The structure is isomorphous to native FdI except at the site of mutation where A24 moves toward the [4Fe-4S] cluster.
(3) We have found a good correlation between dysmorphic erythrocyturia and glomerular diseases and between isomorphic erythrocyturia and nonglomerular changes.
(4) The mutant proteins were screened for their ability to crystallize into the orthorhombic form and bind mercury ions isomorphously.
(5) The structure was determined by X-ray diffraction using the isomorphous replacement technique.
(6) By using this method, slowly and rapidly adapting primary afferents were shown to transmit isomorphic neural images of the letters.
(7) All the crystals of these myoglobins are isomorphous with that of native metmyoglobin.
(8) The structure was refined crystallographically, by restrained least-squares methods, starting with a model based on the isomorphous diferric structure from which the ligands, metal ions, anions, and solvent molecules had been deleted.
(9) Fluoroaluminates or fluoroberyllates are isomorphous to Pi, and the inhibitory nucleotide-fluorometal complexes mimicked transient intermediates of nucleotides that appeared in the course of ATP hydrolysis.
(10) The space group is P212121 with unit cell dimensions a = 49.40 A, b = 46.71 A, c = 41.02 A for the complex with 2'AMP and a = 48.97, b = 46.58 A, c = 40.97 A for the complex with 2'UMP, both of which are poorly isomorphous to the mother crystals.
(11) Three heavy atom isomorphous derivatives were used for the X-ray analysis of the holo form of NAD-dependent bacterial formate dehydrogenase (ternary complex enzyme-NAD-azide) at 3.0 A resolution.
(12) The LD isomorphic pattern was found in 60% of AMI patients complicated by cardiogenic shock.
(13) We found the isomorphic phenomenon, that is, lesions appearing at sites of skin trauma, in 19 of the 22 study subjects; photodistribution of skin lesions in 15 of the 22, grouping of the lesions over the elbow and knees in 7 of the 22, and nailfold involvement in 7 of the 22.
(14) An equally powerful computer program for testing isomorphism of graphs based on the adjacency matrix power method is introduced.
(15) This facial wiping response is isomorphic with that of older pups and adult rats exposed to aversive oral stimulation.
(16) These isomorphous phospholipid mixtures exhibit nearly ideal mixing behavior.
(17) Light microscope examination found clusters of isomorphic cells separated by a dense fibrillar matrix.
(18) An interpretable electron density map calculated at 2.5 A resolution was obtained by the combination of multiple isomorphous replacement with four heavy atom derivatives, molecular averaging and solvent flattening.
(19) This corresponds approximately to the R-factor calculated for the X-ray crystal structure previously determined using the isomorphous replacement technique, if the residues 1 to 4 and 74 and all localized solvent molecules were removed from this structure.
(20) By characterizing isomorphism in reciprocal space [i.e.
Transformation
Definition:
(n.) The act of transforming, or the state of being transformed; change of form or condition.
(n.) Any change in an organism which alters its general character and mode of life, as in the development of the germ into the embryo, the egg into the animal, the larva into the insect (metamorphosis), etc.; also, the change which the histological units of a tissue are prone to undergo. See Metamorphosis.
(n.) Change of one from of material into another, as in assimilation; metabolism; metamorphosis.
(n.) The imagined possible or actual change of one metal into another; transmutation.
(n.) A change in disposition, heart, character, or the like; conversion.
(n.) The change, as of an equation or quantity, into another form without altering the value.
Example Sentences:
(1) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(2) Augmentation of transformation response was generally not seen at 40 degrees C; incubation at that temperature was associated with decreased cellular viability.
(3) The fibrous matrix and cartilage formed within the nonunion site transformed to osteoid and bone with increased vascularity.
(4) These major departmental transformations are being run in isolation from each other.
(5) Transformed mammalian cells express both the usual NADP-dependent trifunctional methylenetetrahydrofolate dehydrogenase-cyclohydrolase-synthetase as well as the bifunctional NAD-dependent methylenetetrahydrofolate dehydrogenase-cyclohydrolase.
(6) A murine keratinocyte cell line that is resistant to the growth-inhibitory effects of transforming growth factor beta 1 (TGF beta 1) was examined for differential gene expression patterns that may be related to the mechanism of the loss of TGF beta 1 responsiveness.
(7) The remainder of the radioactivity appeared chromatographically just prior to the bisantrene peak, indicating that compounds more polar than the parent were present as transformation products.
(8) Friend erythroleukemia cells were induced to differentiate by dimethyl sulfoxide (DMSO) and hexamethylene-bis-acetamide (HBMA) in order to investigate whether their lipid characteristics, common to other systems of transformed cells, revert to a normal differentiation pattern.
(9) This observation not only provides definitive evidence for the photogeneration of O2-, but also indicates that only a fraction of this species is transformed into H2O2 in the absence of SOD.
(10) Despite this alteration in subcellular distribution, the mutant polypeptide retained the ability to induce fibroblast transformation by several parameters, including the ability to display anchorage-independent growth.
(11) We assumed that the sensory messages received at a given level are transformed by a stochastic process, called Alopex, in a way which maximizes responses in central feature analyzers.
(12) At its vanguard is the historic quarter of Barriera di Milano, which is being transformed by an influx of artists and galleries.
(13) These results suggest that a certain minimum level of expression of c-myc is required for the maintenance of ras transformation in NIH 3T3 cells.
(14) It comes as the museum is transforming itself in the wake of major cuts in its government funding and looking more towards private-sector funding, a move that has caused some unease about its future direction.
(15) In keratinocyte lines immortalized by E7 alone, the p53 half-life was found to be similar to that in non-transformed cells; however, it decreased to approximately 1 h following supertransfection of an E6 gene.
(16) A human Epstein-Barr virus-transformed B-cell line (IC.1) was characterized for cell surface antigen profile and permissivity to immunodeficiency virus (HIV) infection.
(17) Cryopreserved autologous blood cells may thus restore some patients with CGL in transformation to chronic-phase disease and so may help to prolong life.
(18) The compounds 1-3 in reaction with nicotine aldehyde or p-chlorobenzaldehyde were transformed into appropriate anilides of 2,3-epoxypropionic acid 4-9.
(19) In this paper sensitive and selective bioassays are described for growth factors acting on substrate-attached cells, in particular members of the epidermal growth factor, transforming growth factor beta, platelet-derived growth factor, insulin-like growth factor, and heparin-binding growth factor families.
(20) Elevated, but variable levels of this protein were observed in proliferating normal fibroblasts and transformed cells of fibroblast, epithelial and lymphoid origin.