| histopathological and ultrastructural studies of henneguya suprabranchiae landsberg, 1987 (myxosporea: myxobolidae) parasitizing the suprabranchial organ of the freshwater catfish clarias gariepinus burchell, 1822 in egypt. | 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 infect the hyaline cartilage of the suprabranchial organ of fish. fish were collected from three different localities: the river nile in the cairo and giza provinces, some giza markets and agricultural drains in kalyubia province. all harbored cysts at the tips of the secondary bronchioles. these measured betwe ... | 2002 | 12107453 |
| spectroscopic analyses of pollutants in water, sediment and fish. | water ways in egypt is suffering from continual discharge without adequate treatment especially in the delta and greater cairo area. accordingly water, sediments and catfishes were collected from el mouheet el youmna drain in giza. cd, cr, pb and zn were determined furthermore the molecular structure of sediment and catfish were conducted with ftir spectroscopy. although studied metals were lower in water, higher values are recorded in sediment and catfish samples. ftir shows possible interactio ... | 2012 | 22898112 |