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  • Crohn's disease  (3)
  • CODE GENERATION  (1)
  • Fruit development  (1)
  • 1
    Digitale Medien
    Digitale Medien
    Springer
    Diseases of the colon & rectum 36 (1993), S. 654-661 
    ISSN: 1530-0358
    Schlagwort(e): Small bowel adenocarcinoma ; Colorectal adenocarcinoma ; Crohn's disease
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Medizin
    Notizen: Abstract We report on 14 cases of intestinal adenocarcinoma complicating Crohn's disease, seven occurring in the small bowel and seven in the large bowel. In both locations, two-thirds of patients were male. The average ages at the time of diagnosis of Crohn's disease and of cancer were similar between the two groups of patients: 28 and 48 years, respectively. The diagnosis of cancer was suspected or obtained preoperatively in only four cases of large bowel cancer; in two patients with large bowel cancer and five with small bowel cancer, the diagnosis was made at laparotomy. In the remaining cases, only careful histologic examination revealed the carcinoma. Six small bowel cancers were located in the ileum, and five colonic cancers were distal to the splenic flexure. Two small bowel and one large bowel cancer were multifocal and had surrounding mucosal dysplasia. All tumors, except one small bowel cancer, underwent resection. Survival correlated with stage of tumor at resection; no patient with regional or distant metastasis survived five years, in comparison with an 83 percent five-year actuarial survival rate of patients with tumor confined to the intestinal wall. Mean survival was six months for patients with small bowel cancer in comparison with 65 months for patients with large bowel cancer, reflecting a tendency toward more advanced lesions in the small bowel cancer group.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 2
    ISSN: 1432-2145
    Schlagwort(e): Key words Chitinase ; Defence ; Differential hybridization ; Fruit development ; Gibberellin ; Histone H2B
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Biologie
    Notizen: Abstract  A set of fifteen cDNA clones from apple (Malus domestica Borkh) corresponding to fruit genes induced or enhanced by pollination have been identified by differential hybridization. Expression of corresponding mRNAs was induced in apple flowers by pollination, and in six clones mRNA levels also showed induction by gibberellin treatment of flowers. Sequence analysis and database searches showed that these cDNAs correspond to genes involved in defence responses, transport, protein and flavonoid synthesis, as well as cell division. One of the pollination-enhanced cDNAs was found to be similar to plant and animal genes encoding histone H2B. This mRNA was very highly expressed in flower buds and in fruit at early stages of development, but transcript levels were relatively low in young leaves and shoot tips. RNA in situ hybridization showed histone H2B mRNA detectable at high levels in the nucellus tissue of ovules in unopened flower buds. Five days after pollination, transcript levels decreased in the nucellus; however, weak signals were observed in the fleshy cortex tissue.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 3
    Digitale Medien
    Digitale Medien
    Springer
    Digestive diseases and sciences 34 (1989), S. 741-746 
    ISSN: 1573-2568
    Schlagwort(e): preoperative TPN ; Crohn's disease ; bowel resection
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Medizin
    Notizen: Abstract To examine the effect of preoperative total parenteral nutrition (TPN) on patients with Crohn's disease undergoing bowel resection, an historical cohort was assembled of 103 patients resected between 1982 and 1984 by a single surgical team. Preoperative, perioperative, and postoperative variables were compared between patients receiving TPN and patients not receiving TPN. Analysis was stratified for three surgical procedures: segmental small bowel resection, ileocecectomy, and segmental or total colectomy. The effect of TPN was most pronounced in patients having small bowel surgery. For segmental small bowel resection, 12 of 17 patients had TPN, and these patients had 20.4 ±14.3 cm less bowel resected than did those in the non-TPN group, an effect not dependent on duration of TPN. For ileocectomy patients, 31 of 62 patients received TPN, and these patients had 11.2±4.2 cm less small bowel resected than the non-TPN group, an effect not dependent on the duration of TPN. For large bowel resection patients, 6 of 24 patients had TPN, and there was no difference in length of bowel resection, preoperative and perioperative variables, or recurrence. The total hospital stay was 13.5±2.6 days longer for those having TPN;3.5±1.9 days of the longer stay was postoperative. In conclusion, TPN was associated with reduced length of small bowel resection at the expense of longer hospital stay.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 4
    Digitale Medien
    Digitale Medien
    Springer
    International journal of parallel programming 27 (1999), S. 73-96 
    ISSN: 1573-7640
    Schlagwort(e): PROGRAMMING ENVIRONMENTS ; SPARSE MATRICES ; COMPILER OPTIMIZATION ; CODE GENERATION
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Informatik
    Notizen: Abstract The FALCON development environment was designed around three basic data representations: scalars, vectors, and dense matrices. Utilizing the FALCON interactive restructuring system, the environment has been enhanced to allow the identification of structures within sparse matrices, such as diagonal matrices or symmetric matrices, and the use of this information for improving performance of the generated code. In addition, the environment supports the modification of the representation of the data. Such modifications have been shown to provide significant performance improvements.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 5
    Digitale Medien
    Digitale Medien
    Springer
    Digestive diseases and sciences 37 (1992), S. 1179-1184 
    ISSN: 1573-2568
    Schlagwort(e): small bowel cancer ; Crohn's disease ; risk factors
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Medizin
    Notizen: Abstract Suspected risk factors for adenocarcinoma of the small bowel in Crohn's disease include surgically excluded small bowel loops, chronic fistulous disease, and male sex. Review of all seven University of Chicago cases failed to confirms any suspected risk factor. A mase-control study was performed to identify possible alternatives. Each case was matched to four randomly selected controls from an inflammatory bowel disease registry matched for year of birth, sex, and confirmed small bowel Crohn's disease. Three factors were significantly associated with the development of cancer: (1) Four cancers developed in the jejunum, and jejunal Crohn's disease was associated with the development of cancer [odds ratio (OR) 8.0, 95% confidence interval (CI) 1.6-39.3]. (2) There was an association between the development of cancer and occupations known to be associated with an increased colorectal cancer risk (OR 20.3, CI 2.7-150.5). Three cases (a chemist with exposure to halogenated aromatic compounds and aliphatic amines, a pipefitter with exposure to asbestos, and a machinist with exposures to cutting oils, solvents, and abrasives) and one of 28 controls (a fireman with multiple hazardous exposures) had an occupational risk factor. (3) Among medications taken for at least six months only 6-mercaptopurine use was associated with cancer (OR 10.8, CI 1.1-108.7). In conclusion, proximal small bowel disease, 6-mercaptopurine use, and hazardous occupations are associated with cancer of the small bowel in patients with Crohn's disease and can be added to the list of suspected risk factors.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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