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  • 1
    ISSN: 1432-0533
    Keywords: Infratentorial ependymomas ; Childhood ; Immunohistochemistry ; AgNORs ; Prognosis
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary We have examined pathological criteria in 16 cases of infratentorial ependymomas of childhood using a conventional histological approach, with immunohistochemistry and silver nucleolar organizer region staining (AgNORs). We have found that some of these criteria are of prognostic value. The following histological features were evaluated in each case: cellular density, cellular or nuclear pleiomorphism, mitosis, focal necrosis, endothelial proliferation and complete loss of differentiation. The expression of the following antigens was also studied: epithelial membrane antigen (EMA), human natural killer (HNK1), glial fibrillary acidic protein (GFAP) and vimentin. Only three histological criteria have been retained as indicative of bad prognosis, i.e., high mitotic index, a large amount of necrosis and complete loss of differentiation. These criteria distinguish ependymomas from anaplastic ependymomas. GFAP was expressed in all tumors while other antigens were more variable. In addition tumors expressing large amounts of GFAP were statistically associated with a better prognosis. Increased vimentin expression associated with a decrease of GFAP immunoreactivity correlated with anaplasia and short survival. EMA was not directly correlated with postoperative survival but may be considered as a further prognostic factor. Finally AgNORs values were not statistically correlated with postoperative survival.
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1432-0789
    Keywords: Earthworm casts ; Eisenia fetida ; Protein synthesis ; L-14-C-leucine ; Radish ; Lettuce
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Geosciences , Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition
    Notes: Summary The protein-synthesizing capacity of 3-day-old seedlings of radish and lettuce grown in the presence of earthworm casts was investigated using L-14-C-leucine incorporation. The results showed that earthworm casts increased protein synthesis by 24% for lettuce and 32% for radish, althought no significant differences in protein content were evident.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Acta neurochirurgica 106 (1990), S. 68-72 
    ISSN: 0942-0940
    Keywords: Choroid plexus tumours ; tumour removal ; children hydrocephalus ; shunt ; results
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary 24 cases of choroid plexus tumours (16 papillomas and 8 carcinomas) were observed in the Department of Paediatric Neurosurgery, HÔpital des Enfants de la Timone, Marseille France between 1975 and 1989. The case records were reviewed and the clinical, surgical, and pathological results are presented here. 14 (58%) were infants and 10 (42%) of these were aged less than 1 year at presentation. In 11 (46%) the tumour arose in the lateral ventricle, in 7 (29%) it was located in the IIId ventricle, and in 6 (25%) the tumour was found in the IVth ventricle. 5 of the 8 carcinomas had their origin in the IVth ventricle. 17 cases (75%) required ventriculoperitoneal shunt procedures before surgery of the tumour and in all these it was left in place post-operatively. One child required shunting de novo after removal of the tumour. A total excision was achieved in 20 children (83%) out of 23 operated upon. The operative mortality (mortality within one month of surgery) was 8%, the overall mortality was 25%. One child with a IIId ventricle papilloma died before surgery from a large gastro-intestinal haemorrhage. 5 children under the age of 3 years with carcinomas on the IVth ventricle died. The 3 children with supratentorial carcinomas are alive respectively 2 months, 8 years, and 13 years after treatment. Among 15 children with papillomas alive, 10 (67%) are neurologically intact and 5 (33%) have sequelae.
    Type of Medium: Electronic Resource
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  • 4
    ISSN: 1750-3841
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Notes: : Sea bass (Dicentrarchus labrax) of commercial size free-living in the lagoon of Orbetello (Tuscany, Italy) and from intensive rearing were compared for proximate composition, essential and toxic metals, unsaponifiable lipids, and for the fatty acid profile of total, neutral, and polar lipids. Farmed sea bass had a total lipid content (10.57 ± 0.17g/100g) significantly higher (P ≤ 0.001) than fish in the wild (1.78 ± 0.01 g/100g). Fish from either productive systems showed comparably high total polyunsaturated fatty acid levels and n-3/n-6 ratio values. Differences in the mineral content occurred among fish, particularly in the levels of mercury and selenium, significantly higher in those from the lagoon.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 0960-8524
    Keywords: White-rot fungi ; biopulping ; delignification ; digestibility ; exo-enzymes ; paper handsheets ; solid-state fermentation ; submerged fermentation
    Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Amsterdam : Elsevier
    Biochimica et Biophysica Acta (BBA)/Lipids and Lipid Metabolism 1214 (1994), S. 263-271 
    ISSN: 0005-2760
    Keywords: Fatty acid ; Phosphatidylethanol ; Phospholipase D ; Protein kinase C ; Signal transduction
    Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics: Biology , Chemistry and Pharmacology , Medicine , Physics
    Type of Medium: Electronic Resource
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  • 7
    ISSN: 0165-4608
    Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics: Medicine
    Type of Medium: Electronic Resource
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  • 8
    ISSN: 1750-3841
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Notes: : The elements of differentiation that characterize the quality of the lipid fraction of wild and farmed sea bass (Dicentrarchus labrax) and gilthead sea bream (Sparus aurata) were investigated. Reared fish of either species had a total lipid content significantly higher than the wild counterparts. Liquid chromatography of unsaponifiable lipids showed, on a lipid gram basis, higher cholesterol levels in wild fish and comparable amounts of squalene, all-trans retinol, and α-tocopherol. Gas chromatography of total lipids revealed differences between the fatty acid profiles of wild and reared fish.
    Type of Medium: Electronic Resource
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  • 9
    Electronic Resource
    Electronic Resource
    Springer
    Child's nervous system 12 (1996), S. 590-594 
    ISSN: 1433-0350
    Keywords: Child ; Infant ; Tube feeding ; Oral feeding resistance ; Dysphagia
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Most of the children seen by specialists in neonatalogy, neuropaediatrics or neurosurgery do not have any problems in starting with oral feeding after a period of tube feeding lasting between 15 and 20 days. Children who have been tube fed for a longer period, however, can find it very difficult or even impossible to re-establish oral feeding when they have sufficiently recovered from their underlying problem. To cope with this situation we propose a procedure based on the after-entation or re-afferentation of the oropharyngeal cavity by sensory stimulations and by re-establishment of the biological clock (circadian rhythm) by applying these stimulations during tube feeding at regular hours. In 19 children who showed difficulties oral feeding became possible a short time after such a procedure had been applied. If the principles of swallowing neurophysiology and the biological rhythm are respected, this procedure, which also involves a contribution from the family, leads to quicker oral feeding and shorter stay in hospital.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Springer
    Child's nervous system 10 (1994), S. 217-223 
    ISSN: 1433-0350
    Keywords: Craniosynostosis ; Plagiocephaly ; Skull base ; Computed tomography ; Three-dimensional ; Anthropometry
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Between 1975 and 1992, 426 children with craniofacial malformations were treated in the Department of Pediatric Neurosurgery at the Hôpital des Enfants de la Timone in Marseille. Plagiocephaly was present in 71 (16.6%). The authors present a reproducible analysis of the skull base in plagiocephaly based on these 71 patients. A control group of Mediterranean children (n = 20) was used for comparison. Clinical anthropometric patterns were analyzed in all cases. Comparison with the control group showed a difference only in the nasion-lambda distance. Data obtained from clinical anthropometry were compared for the involved and the uninvolved sides. A threedimensional reconstruction was possible in 20 cases. The statistical correlation between the basal angles (nasion-pterional, nasion-petrosal, nasion-clino-basion, and zygomatic angles) of the involved and uninvolved sides allows a new nosographic identification of this complex malformation.
    Type of Medium: Electronic Resource
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