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  • 1995-1999  (4)
  • 1985-1989  (9)
  • 1945-1949
  • 1998  (4)
  • 1985  (9)
  • 1
    Electronic Resource
    Electronic Resource
    [S.l.] : American Institute of Physics (AIP)
    Review of Scientific Instruments 69 (1998), S. 682-684 
    ISSN: 1089-7623
    Source: AIP Digital Archive
    Topics: Physics , Electrical Engineering, Measurement and Control Technology
    Notes: The LBNL third generation electron cyclotron resonance (ECR) ion source has progressed from a concept to the fabrication of a full scale prototype superconducting magnet structure. This new ECR ion source will combine the recent ECR ion source techniques that significantly enhance the production of high charge state ions. The design includes a plasma chamber made from aluminum to provide additional cold electrons, three separate microwave feeds to allow multiple-frequency plasma heating (at 10, 14, and 18 GHz or at 6, 10, and 14 GHz) and very high magnetic mirror fields. The design calls for mirror fields of 4 T at injection and 3 T at extraction and for a radial field strength at the wall of 2.4 T. The prototype superconducting magnet structure which consists of three solenoid coils and six race track coils with iron poles forming the sextupole has been tested in a vertical Dewar. After training, the sextupole magnet reached 105% of its design current with the solenoids off. With the solenoids operating at approximately 70% of their full design field, the sextupole coils operated at 95% of the design value which corresponds to a sextupole field strength at the plasma wall of more than 2.1 T. © 1998 American Institute of Physics.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Bradford : Emerald
    International journal of numerical methods for heat & fluid flow 8 (1998), S. 445-464 
    ISSN: 0961-5539
    Source: Emerald Fulltext Archive Database 1994-2005
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes: Methods used to track the free surface in numerical flow simulations, typically during the casting of metals into moulds are examined in this paper. The algorithm employed makes use of a mixed interpolation formulation to approximate the discretised governing equations for elimination on a Langrangian type moving mesh. Significant savings in CPU time are realised by virtue of the the air domain not being considered in the finite element analysis. The advantages and drawbacks of commonly used methods are discussed, and a method proposed for the numerical simulation of flow where the free surface boundary conditions are important. The effectiveness of the proposed algorithm in solving typical industrial flow problems is demonstrated using numerical examples. The results obtained are compared with analytical and numerical data with a view to validating the algorithm.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Cambridge : Cambridge University Press
    The @classical review 35 (1985), S. 63-65 
    ISSN: 0009-840X
    Source: Cambridge Journals Digital Archives
    Topics: Classical Studies
    Type of Medium: Electronic Resource
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  • 4
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    Unknown
    Baltimore : Periodicals Archive Online (PAO)
    Human Biology. 57:3 (1985:Sept.) 473 
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  • 5
    Electronic Resource
    Electronic Resource
    Cambridge : Cambridge University Press
    The @classical review 35 (1985), S. 67-68 
    ISSN: 0009-840X
    Source: Cambridge Journals Digital Archives
    Topics: Classical Studies
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Springer
    Archives of dermatological research 277 (1985), S. 457-465 
    ISSN: 1432-069X
    Keywords: Epidermis ; Hyperplasia ; TPA ; Stereology ; Morphometry ; Tumor promotors
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary 12-O-Tetradecanoylphorbol-13-acetate (TPA)-treated adult epidermis as well as untreated fetal and adult epidermis were investigated to elucidate the effect of TPA in terms of cell differentiation using techniques of ultrastructural stereology. Twenty-four hours after a single application of TPA, the treated epidermis was characterized by involutional changes, i. e., increased volume density of intercellular spaces and of mitochondria, vacuoles, and cytoplasmic ground substance in the basal layer. However, 48 h after application, the TPA-treated epidermis was very similar to fetal epidermis, i. e., high volume density of nuclei ribosomes, rough endoplasmic reticulum, membrane-coating granules, and keratohyalin granules, and low volume density of bundled filaments in the upper layers. These stereological data indicate that the changes observed 48 h after TPA treatment were related not only to increased cell proliferation but also to inhibition of cell differentiation expressed as a reversion of the adult differentiation patterns and the acquisition of fetal characteristics in all epidermal layers.
    Type of Medium: Electronic Resource
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  • 7
    facet.materialart.
    Unknown
    Ottawa, Ont. : Periodicals Archive Online (PAO)
    Urban history review / Revue d'histoire urbaine. 14:2 (1985:Oct.) 221 
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  • 8
    ISSN: 1432-0851
    Keywords: Key words Cathepsin D ; Epitopes ; Autoantigens
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract  Previous studies implicated cathepsin D as one commonly recognized target of tumor-reactive immunoglobulins from ovarian cancer patients. These immunoglobulins are shown to be immunoreactive with both the 52-kDa procathepsin D and the 32-kDa mature cathepsin D derived from the UL-1 ovarian cancer cell line. Whether the carbohydrate domains or the core protein were associated with its immunogenicity was analyzed with cathepsin D isolated from tunicamycin-treated UL-1 cells. No significant difference was detected in the immunoreactivity of patient serum with the glycosylated and deglycosylated forms of the cathepsin D, suggesting that patient humoral responses are directed primarily against the core protein. To define the antigenic epitopes of cathepsin D, tryptic fragments were prepared from UL-1-derived procathepsin D. The epitopes of the core protein recognized by sera from more than one patient were identified using a peptide-specific enzyme-linked immunosorbent assay and microsequencing of positive immunoreactive peptides. This protocol identified four epitopes: two peptides within the pro-peptide, a third at the carboxy terminus and the fourth at the glycosylation site of the mature enzyme. This approach to the identification of specific antigenic epitopes may be useful in defining effective targets for directed active immunotherapy against cancer.
    Type of Medium: Electronic Resource
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  • 9
    ISSN: 1573-3297
    Keywords: marker associations ; haptoglobin ; Wechsler Adult Intelligence Scale (WAIS)
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Psychology
    Notes: Abstract Data on variation in eight polymorphic marker systems and some psychometric traits collected for other purposes in a group of Oxfordshire villages were examined for possible associations. Of a number that appeared statistically significant, one between haptoglobin and aspects of Wechsler Adult Intelligence Scale (WAIS) IQ seemed particularly interesting, since the haptoglobin variation is also associated with “within-family” social mobility. After using a multiple regression approach to allow for the possible effects on IQ of sex, geographical location, social class, and family structure, the association between haptoglobin and performance IQ became even stronger. This procedure removed the evidence for all the other associations except for one between Kell blood group and IQ. When the haptoglobin variation was examined in relation to the component subtests of the WAIS, the association turned out to arise entirely from the block design element.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Springer
    Theoretical and applied genetics 97 (1998), S. 1000-1012 
    ISSN: 1432-2242
    Keywords: Key words CCN ; RFLP ; PCR ; Heterodera avenae ; Genetic mapping
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology
    Notes: Abstract  A genetic map of the long arm of chromosome 6R of rye was constructed using eight homoeologous group-6 RFLP clones and five PCR markers derived from the rye-specific dispersed repetitive DNA family, R173. The map was developed using a novel test-cross F1 (TC-F1) population segregating for resistance to the cereal cyst nematode. Comparisons were made between the map generated with other rye and wheat group-6 chromosome maps by the inclusion of RFLP clones previously mapped in those species. Co-linearity was observed for common loci. This comparison confirmed a dramatic reduction in recombination for chromosome 6R in the TC-F1 population. The CreR locus was included in the linkage map via progeny testing of informative TC-F1 individuals. CreR mapped 3.7 cM distal from the RFLP locus, XksuF37. Comparative mapping should allow the identification of additional RFLP markers more closely linked to the CreR locus.
    Type of Medium: Electronic Resource
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