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  • Chrysomelidae  (2)
  • Chemistry  (1)
  • Key words Thrombomodulin  (1)
  • Star-Mira star-mass loss  (1)
  • 1
    Electronic Resource
    Electronic Resource
    Amsterdam : Elsevier
    Chinese Astronomy and Astrophysics 16 (1992), S. 293-300 
    ISSN: 0275-1062
    Keywords: Star-Mira star-mass loss
    Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics: Physics
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1570-7458
    Keywords: physical and chemical effects ; parasitization ; Colorado potato beetle ; Leptinotarsa decemlineata ; Coleoptera ; Chrysomelidae ; Edovum puttleri ; Hymenoptera ; Eulophidae ; UV irradiation ; host age ; freezing ; kairomone
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology
    Notes: Abstract Effects of various physical and chemical treatments of Colorado potato beetle [Leptinotarsa decemlineata (Coleoptera: Chrysomelidae)] eggs on parasitization and development of the egg parasitoid Edovum puttleri (Hymenoptera: Eulophidae) were investigated. UV irradiation did not affect host acceptance but reduced host suitability for UV exposure times ≥90 min. Susceptibility of host eggs to UV irradiation varied with host age; eggs were most vulnerable to damage from irradiation at 12, 18, and 24 h post-oviposition. The rate of parasitization also was influenced by host age. Percent parasitization was greatest in freshly laid eggs and 24–30 h old eggs. Seventy-seven percent of host eggs frozen at −20 °C (5 min) were parasitized by E. puttleri, but extended exposure of eggs to −20 °C reduced both acceptance and suitability. Host eggs that had been washed with hexane (removal of kairomone and sticky layer) also were parasitized. After 5 min of washing, application of kairomone significantly increased the rate of parasitism (from 74.7% to 88.2%), but with longer periods of washing, kairomone application had no significant effect on percent parasitism. Thus, the sticky material(s) coating the egg did not appear to be essential for parasitization to occur. Our results provide effective methods and times for treating Colorado potato beetle eggs to maximize parasitization and development of E. puttleri.
    Type of Medium: Electronic Resource
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  • 3
    ISSN: 1432-0533
    Keywords: Key words Thrombomodulin ; Paraneoplastic phenomenon ; Endothelial cell ; Myalgia ; Thrombophlebitis
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract We found a microvascular endothelial abnormality in a biopsy specimen from the gastrocnemius muscle of a patient with gastric cancer, who had severe myalgia and angialgia in the calf region with the symptoms of thrombophlebitis. There were no definite findings of inflammatory myopathy in histochemical and immunohistochemical studies. Electron microscopic examination revealed the accumulation of abnormal mitochondria in the subsarcolemmal area, and a fair number of degenerating capillaries. Immunohistochemical analysis of procoagulant or anticoagulant factors revealed marked reduction of thrombomodulin (TM) expression on small vessels and capillaries. Although a reduction of TM on small vessels has been observed around perifascicular atrophic fibers in patients with dermatomyositis, histochemical findings of the present patient showed no perifascicular atrophy or severely degenerating fibers. These pathological findings in the patient may be related to a malignant neoplasm and may be one of the causes of disseminated intravascular coagulation (DIC), which is the main complication of malignant neoplasms. Further studies are necessary to determine whether the reduction of TM on the small vessels and capillaries in skeletal muscle is a predictor of some severe condition such as DIC or a rare pathological finding in some special condition such as scirrhous carcinoma with thrombophlebitis.
    Type of Medium: Electronic Resource
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  • 4
    ISSN: 1573-8248
    Keywords: artificial diet ; Coleoptera ; Chrysomelidae ; Eulophidae ; Hymenoptera ; metamorphosis ; molting
    Source: Springer Online Journal Archives 1860-2000
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition
    Notes: Abstract A variety of semi-defined artificial diets were developed and tested for their ability to support the in vitro development of Edovum puttleri. In the most effective diet, 2.6% of E. puttleri pupated. This diet contained high levels of hen egg yolk combined with Manduca sexta larval hemolymph, or with a mixture of M. sexta egg homogenate and larval hemolymph. Egg homogenate alone (without the addition of hemolymph) was not capable of supporting the parasitoid's development. Thus, hemolymph appears to contain unidentified factor(s) important for inducing pupation of the wasp. Addition of M. sexta pupal fat body tissue extract (in place of hemolymph) also promoted pupation of E. puttleri. Gypsy moth (Lymantria dispar) larval hemolymph could not replace M. sexta larval hemolymph. Fractionation irreversibly reduced the growth-promoting effects of M. sexta larval hemolymph. However, the most effective fraction contained components whose molecular weights were ≥1000 kd. In diets that were devoid of insect materials, the best results were achieved when hen egg yolk, FreAmine, yeast extract, lactalbumin, trehalose, fetal bovine serum and bovine milk were included. This is the first report of an artificial diet for in vitro rearing an eulophid parasitoid from the egg through the pupal stage.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    New York, NY [u.a.] : Wiley-Blackwell
    Journal of Applied Polymer Science 60 (1996), S. 1499-1503 
    ISSN: 0021-8995
    Keywords: Chemistry ; Polymer and Materials Science
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics , Physics
    Notes: The graft copolymerization of styrene (St) onto random ethylene-propylene diene monomer (EPDM) with benzoyl peroxide (BPO) and 2,2-azo-bis-isobutyronitrile (AIBN) as the initiator in solvent was studied. Results showed that BPO was superior to AIBN. The influence factors, such as reaction St and BPO, on the extent of graft were discussed. The existence of a grafted copolymer was verified by infrared spectra, NMR, and thin-laver chromatography. The grafted copolymer was characterized by thermally stimulated current. © 1996 John Wiley & Sons, Inc.
    Additional Material: 9 Ill.
    Type of Medium: Electronic Resource
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