| three new procamallanus (spirocamallanus) species from freshwater fishes in mexico. | the following 3 new species of procamallanus (spirocamallanus) are described from the intestines of freshwater fishes in mexico, all belonging to the morphological group characterized by the presence of wide caudal alae, 3 pairs of subventral preanal papillae, and unequal spicules in the male: procamallanus (spirocamallanus) jaliscensis n. sp. (type host: agonostomus monticola) and procamallanus (spirocamallanus) gobiomori n. sp. (hosts: gobiomorus maculatus [type host], gobiomorus polylepis and ... | 2000 | 10701574 |
| morphology of gnathostoma spp. isolated from natural hosts in sinaloa, mexico. | gnathostomosis is an emerging public health problem in sinaloa, mexico, where an increasing number of human cases have been diagnosed since 1989. the present study was carried out to determine the presence of the parasite in other natural hosts from the area. birds, fish, opossums and raccoons were captured from local dams and lagoons. the flesh from bird and fish specimens was ground and examined under a 100 w light bulb. larvae were processed for light and electron microscopy. a total of 368 a ... | 2002 | 12107456 |
| acute outbreak of gnathostomiasis in a fishing community in sinaloa, mexico. | an increasing number of human cases of gnathostomiasis have been reported in sinaloa, mexico, most of whom have a custom of eating of raw fish dishes such as 'cebiche'. here we report five adult patients, three women and two men, having an acute episode of vomiting and abdominal pain a few minutes after eating a dish of cebiche prepared from a spotted sleeper perch (eleotris picta) fished from a nearby lake in southern sinaloa. all five patients experienced acute throat pain, chest and joint pai ... | 2003 | 12798924 |
| confirmation of gnathostoma binucleatum almeyda-artigas, 1991, advanced third-stage larvae in tres palos lagoon, mexico, by morphological and molecular data. | advanced third-stage larvae of gnathostoma sp. corresponding to 6 morphotypes, distinguished on the basis of the shape of the cephalic hooklets, were collected from the muscle tissue of 5 species of freshwater fish (i.e., dormitator latifrons, eleotris picta, gobiomorus maculatus, ariopsis guatemalensis, and cichlasoma trimaculatum) in tres palos lagoon, guerrero, mexico. principal components analysis of 4 morphological characters cluster all samples in a single taxonomic group. a minimum amount ... | 2005 | 17089777 |
| identification of estuarine fish dormitator latifrons as an intermediate host and eleotris picta as a paratenic host for gnathostoma binucleatum in sinaloa, mexico. | gnathostomosis is a typical fish-borne zoonotic parasitosis and is currently a serious public health issue in mexico. among several gnathostoma species present in wild animals in mexico, gnathostoma binucleatum is the only proven species responsible for human diseases, and the advanced third stage larvae (al3) of g. binucleatum have been found in over 20 species of fish in this country. in sinaloa state, two fish species, dormitator latifrons and eleotris picta, were heavily contaminated with g. ... | 2008 | 18719943 |