نتایج جستجو برای: spore morphology
تعداد نتایج: 154743 فیلتر نتایج به سال:
طی بررسی فلوریستیک خزگیان ارتفاعات شمال تهران، ریخت شناسی هاگ در 15 گونه از خزه های منطقه متعلق به خانواده های amblystegiaceae، brachytheciaceae، encalyptaceae، funariaceae، grimmiaceae، mniaceae، orthotrichaceae و pottiaceae با میکروسکوپ نوری و الکترونی نگاره مورد مطالعه قرار گرفتند. شکل هاگ در کلیه گونه های مورد مطالعه گرد بود و اندازه آنها از (06/0±) 07/8 × (06/0±) 50/7 میکرومتر در schistidi...
Submerged cultivation of Saccharopolyspora erythraea, at different initial spore concentrations, was carried out to study the inter-relationship between inoculum concentration, morphology, rheology and erythromycin production. Pellet morphology was dominant in runs at 10 and 10 spore/ml initial spore concentrations, whereas there was a significant presence of clump morphology in runs at initial...
In this study, silver nanoparticles were synthesized using the fungus, Aspergillus fumigatus. The effects of three independent variables including glucose content of culture media, initial pH and initial spore concentration on biosynthesis of silver nanoparticles were investigated. These variables affect cell morphology, cell mass, size and morphology of silver nanoparticles and degree of silv...
Distinctive variations in whole spore morphology and spore surface morphology of Streptomyces hygroscopicus strains, which had been observed previously by the authors by the preshadowed carbon replica technique, were confirmed by observations with the scanning electron microscope.
in this study, silver nanoparticles were synthesized using the fungus, aspergillus fumigatus. the effects of three independent variables including glucose content of culture media, initial ph and initial spore concentration on biosynthesis of silver nanoparticles were investigated. these variables affect cell morphology, cell mass, size and morphology of silver nanoparticles and degree of silv...
Hodgkiss, W. (Torry Research Station, Aberdeen, Scotland), and Z. John Ordal. Morphology of the spore of some strains of Clostridium botulinum type E. J. Bacteriol. 91:2031-2036. 1966.-The spores of four strains of C. botulinum type E show an unusual and elaborate morphology. Numerous tubular appendages radiate from the surface of the spore. The spore and its appendages are enclosed in a delica...
Monarch butterflies (Danaus plexippus) throughout the world are commonly infected by the specialist pathogen Ophryocystis elektroscirrha (OE). This protozoan is transmitted when larvae ingest infectious stages (spores) scattered onto host plant leaves by infected adults. Parasites replicate internally during larval and pupal stages, and adult monarchs emerge covered with millions of dormant spo...
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