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Histopathological and ultrastructural studies of Henneguya suprabranchiae Landsberg, 1987 (Myxosporea: Myxobolidae) parasitizing the suprabranchial organ of the freshwater catfish Clarias gariepinus…
- A. El-Mansy, A.-R. Bashtar
- Biology, Medicine
- Parasitology Research
- 16 April 2002
Abstract. Serious loss in the length and weight of the economically important catfish Clarias gariepinus was caused by a high intensity of infestation with Henneguya suprabranchiae, parasites which… Expand
Development of Thelohanellus hovorkai and Thelohanellus nikolskii (myxosporea: myxozoa) in oligochaete alternate hosts
- C. Székely, A. El-Mansy, K. Molnár, F. Baska
- Biology
- 15 September 1998
The development of Thelohanellus hovorkai, a myxosporean parasite of the connective tissues, and Thelohanellus nikolskii, a fin and scale parasite of common carp (Cyprinus carpio) was studied in… Expand
Development of Myxobolus portucalensis Saraiva & Molnár, 1990 (Myxosporea: Myxobolidae) in the oligochaete Tubifex tubifex (Müller)
- A. El-Mansy
- Biology
- Systematic Parasitology
- 1 October 1998
The extrapiscine development of Myxobolus portucalensis, a myxosporean parasite of the subcutaneous connective tissue of eel Anguilla anguilla L. was studied in the experimentally infected… Expand
Factors affecting CO oxidation over nanosized Fe2O3
- K. S. Halim, M. Khedr, M. Nasr, A. El-Mansy
- Materials Science
- 12 April 2007
Nanocrystallite iron oxide powders with different crystallite sizes were prepared by co-precipitation route. The prepared powders with crystallite size 75, 100 and 150 nm together with commercial… Expand
DEVELOPMENT OF MYXOBOLUS DISPAR (MYXOSPOREA: MYXOBOLIDAE) IN AN OLIGOCHAETE ALTERNATE HOST, TUBIFEX TUBIFEX
- K. Molnár, A. El-Mansy, C. Székely, F. Baska
- Biology
- 1999
The development of Myxobolus dispar Thelohan, 1895, a myxosporean parasite of the gills of common carp (Cyprinus carpio L.) was studied in experimentally infected oligochaetes Tubifex tubifex Muller.… Expand
Revision of Myxobolus heterosporus Baker, 1963 (syn. Myxosoma Heterospora) (Myxozoa: Myxosporea) in African records.
- A. El-Mansy
- Biology, Medicine
- Diseases of aquatic organisms
- 28 February 2005
There is uncertainty regarding the validity of Myxobolus heterosporus Baker, 1963. The present study revises the taxonomy, using specimens isolated from plasmodia situated in the infected cornea of… Expand
Effect of temperature on the catalytic oxidation of CO over nano-sized iron oxide
- M. Khedr, K. S. Halim, M. Nasr, A. El-Mansy
- Materials Science
- 25 August 2006
Abstract Nanocrystallite iron oxide powders were prepared by co-precipitation method using highly purified FeCl 3 and NH 4 OH solution. The prepared powders were tested for the catalytic oxidation of… Expand
Immature stages and re-description of Henneguya suprabranchiae (Myxosporea: Myxobolidae), an intestinal parasite of the catfish Clarias gariepinus in the River Nile, Egypt.
- A. El-Mansy
- Biology, Medicine
- Diseases of aquatic organisms
- 4 October 2002
A new morphological description, supported by light microscopy photographs, is presented for various immature stages and for mature Henneguya suprabranchiae Landsberg, 1987 spores infecting the… Expand
A New Finding of Dermocystidium - like Spores in the Gut of Cultured Oreochromis niloticus
- A. El-Mansy
- Biology
- 2008
The present study describes a new species of the genus Dermocystidium that isolated from the intestine of cultured Oreochromis niloticus inhabiting some aquatic resources particularly Lake Burullus,… Expand
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Goussia molnarica n. sp. (Apicomplexa: Coccidia) infecting the gut of the freshwater catfish Clarias gariepinus in Egypt.
- A. El-Mansy
- Biology, Medicine
- Diseases of aquatic organisms
- 20 November 2008
A new coccidian (Apicomplexa: Coccidia), Goussia molnarica n. sp., is described from the gut of the African catfish Clarias gariepinus Bürchell, 1822. Elliptical sporulated oocysts measuring 14-16 x… Expand