Medical and Biomedical Researches

A NEW SPECIES OF EIMERIA (APICOMPLEXA: EIMERIIDAE) FROM THE MARBLED SALAMANDER, AMBYSTOMA OPACUM (CA

June 27th, 2008
A NEW SPECIES OF EIMERIA (APICOMPLEXA: EIMERIIDAE) FROM THE MARBLED SALAMANDER, AMBYSTOMA OPACUM (CAUDATA: AMBYSTOMATIDAE), FROM NORTHERN LOUISIANA. Between December 2002 and June 2004, 10 marbled salamanders, Ambystoma opacum were examined for coccidian parasites. Salamanders were collected in Bradley (n = 2), Little River (n = ...

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THE INTELLECTUAL LINEAGE OF SULFAQUINOXALINE AS A COCCIDIOSTAT.

June 27th, 2008
THE INTELLECTUAL LINEAGE OF SULFAQUINOXALINE AS A COCCIDIOSTAT. ABSTRACT. Sulfaquinoxaline played an important part in the demotion of roast chicken from vaunted Sunday-dinner status to an unrespected position on the everyday menu of the Western world. It had its origins in the chemical synthetic program that ...

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Transfected Eimeria tenella could complete its endogenous development in vitro.

June 27th, 2008
Transfected Eimeria tenella could complete its endogenous development in vitro. Live attenuated coccidiosis vaccines could be used as powerful carriers expressing exogenous viral and bacterial antigens to induce protective immunity against pathogenic organisms. We investigated the ability of Eimeria tenella to express an exogenous gene in ...

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CRYPTOSPORIDIUM INFECTION CAUSES UNDER-NUTRITION, AND CONVERSELY, WEANLING UNDER-NUTRITION INTENSIFI

June 27th, 2008
CRYPTOSPORIDIUM INFECTION CAUSES UNDER-NUTRITION, AND CONVERSELY, WEANLING UNDER-NUTRITION INTENSIFIES INFECTION. Cryptosporidium parvum is a leading pathogen in children in developing countries. To investigate whether early post-natal malnutrition leads to heavier C. parvum infections, we assessed intestinal adaptation and parasite load in suckling mice during the first ...

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DIFFERENCES IN CYSTEINE PROTEASE ACTIVITY IN SCHISTOSOMA MANSONI RESISTANT AND SUSCEPTIBLE BIOMPHALA

June 27th, 2008
DIFFERENCES IN CYSTEINE PROTEASE ACTIVITY IN SCHISTOSOMA MANSONI RESISTANT AND SUSCEPTIBLE BIOMPHALARIA GLABRATA AND CHARACTERIZATION OF THE HEPATOPANCREAS CATHEPSIN B FULL-LENGTH cDNA. Biomphalaria glabrata snails are known to display a wide range of susceptibility phenotypes to Schistosoma mansoni infection depending on the genetics of both the ...

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Infection of Llamas with Stored Eimeria macusaniensis Oocysts Obtained from Guanaco and Alpaca Feces

June 27th, 2008
Infection of Llamas with Stored Eimeria macusaniensis Oocysts Obtained from Guanaco and Alpaca Feces. Oocysts obtained from a guanaco and an alpaca with natural infections were identified as Eimeria macusaniensis and evaluated for host specificity and infectivity over time. In 3 separate trials conducted over a ...

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RODENT PLASMODIUM: POPULATION DYNAMICS OF EARLY SPOROGONY WITHIN ANOPHELES STEPHENSI MOSQUITOES.

June 27th, 2008
RODENT PLASMODIUM: POPULATION DYNAMICS OF EARLY SPOROGONY WITHIN ANOPHELES STEPHENSI MOSQUITOES. Early sporogony of Plasmodium parasites involves 2 major developmental transitions within the insect vector - gametocyte-to-ookinete and ookinete-to-oocyst. This study compared the population dynamics of early sporogony among murine rodent Plasmodium (P. berghei, P. chabaudi, ...

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MOLECULAR CHARACTERIZATION OF TOXOPLASMA GONDII ISOLATES FROM CATS FROM SPAIN.

June 27th, 2008
MOLECULAR CHARACTERIZATION OF TOXOPLASMA GONDII ISOLATES FROM CATS FROM SPAIN. Cats are important in the epidemiology of Toxoplasma gondii because felids are the only hosts that can excrete environmentally resistant oocysts. Fresh samples of brain from 103 cats with antibodies to T. gondii from Spain were ...

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ATTACHMENT AND PENETRATION OF CENTROCESTUS ARMATUS (DIGENEA: HETEROPHYIDAE) CERCARIAE TO GILLS OF SE

June 27th, 2008
ATTACHMENT AND PENETRATION OF CENTROCESTUS ARMATUS (DIGENEA: HETEROPHYIDAE) CERCARIAE TO GILLS OF SECONDARY INTERMEDIATE FISH HOSTS. The attachment and penetration of Centrocestus armatus cercariae into fish hosts, Zacco temmincki, were described in this study. Light and scanning electron microscopy (SEM) were performed to examine cercariae topographical ...

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Investigation of anti-Toxoplasma gondii antibodies in cats of the Ankara region of Turkey using the

June 27th, 2008
Investigation of anti-Toxoplasma gondii antibodies in cats of the Ankara region of Turkey using the Sabin-Feldman dye test and an indirect fluorescent antibody test. Blood samples from 99 cats from the Ankara province of Turkey were examined for the presence of anti-Toxoplasma gondii antibody using both ...

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SOIL-TRANSMITTED HELMINTHS IN RELATION TO HEMOGLOBIN STATUS AMONG SCHOOL CHILDREN OF KASHMIR VALLEY.

June 27th, 2008
SOIL-TRANSMITTED HELMINTHS IN RELATION TO HEMOGLOBIN STATUS AMONG SCHOOL CHILDREN OF KASHMIR VALLEY. Soil-transmitted helminths (STH) remain a major threat to the health of children through out the world mostly in developing nations. The aim of the present study was to determine any relation between soil-transmitted ...

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ANTIGENIC PROPERTIES OF CYSTATIN-BINDING CYSTEINE PROTEINASES FROM NEODIPLOSTOMUM SEOULENSE.

June 27th, 2008
ANTIGENIC PROPERTIES OF CYSTATIN-BINDING CYSTEINE PROTEINASES FROM NEODIPLOSTOMUM SEOULENSE. The antigenic properties of cysteine proteinases binding to cystatin were analyzed in Neodiplostomum seoulense, an intestinal trematode that infects humans and rodents in the Republic of Korea. Cystatin was found to effectively capture cysteine proteinases present in ...

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Genotypic Characterization of an Epithelial Cell Line for the Study of Parasite-Epithelial Interacti

June 27th, 2008
Genotypic Characterization of an Epithelial Cell Line for the Study of Parasite-Epithelial Interactions. The findings discussed in the present research note report the extensive genotypic characterization of an intestinal epithelial cell line originally obtained from a human patient. Although the line exhibits karyotypic anomalies, with 76 ...

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Strongyloides stercoralis hyper infection in an immunocompetent patient with Extreme Eosinophilia -

June 27th, 2008
Strongyloides stercoralis hyper infection in an immunocompetent patient with Extreme Eosinophilia - case report. We describe an unusual case of S.stercoralis hyper infection in 63-year-old immunocompetent man with extreme eosinophilia. Patient had history of vitamin B deficiency, off and on diarrhea, and clinical pellagra for a ...

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Gnathia grandilaris n. sp. (Crustacea, Isopoda, Gnathiidae) parasitizing two species of requiem shar

June 27th, 2008
Gnathia grandilaris n. sp. (Crustacea, Isopoda, Gnathiidae) parasitizing two species of requiem sharks from Lizard Island, Great Barrier Reef, Australia. Third stage juveniles (praniza 3) of Gnathia grandilaris n. sp. were collected from the gill filaments and septa of five requiem sharks, including a white tip ...

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PREVALENCE OF ZOONOTIC TREMATODES IN FISH FROM A VIETNAMESE FISH FARMING COMMUNITY.

June 27th, 2008
PREVALENCE OF ZOONOTIC TREMATODES IN FISH FROM A VIETNAMESE FISH FARMING COMMUNITY. The prevalence of fish borne zoonotic trematodes (FZT) metacercariae was investigated in fish farmed by rural households in Nghe An Province, located in northern Vietnam. A total of 716 fish, including tilapia (Oreochromis niloticus) ...

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The association of Zygocotyle lunata and Echinostoma trivolvis with Chaetogaster limnaei, an ectosym

June 27th, 2008
The association of Zygocotyle lunata and Echinostoma trivolvis with Chaetogaster limnaei, an ectosymbiont of Helisoma trivolvis. Helisoma trivolvis snails collected from a lake in Warren County, New Jersey, in June 2007 possessed the ectosymbiont Chaetogaster limnaei (Annelida). Some of these snails were also infected with larval ...

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INHIBITION BY DICATIONS OF IN VITRO GROWTH OF LEISHMANIA MAJOR AND LEISHMANIA TROPICA: CAUSATIVE AGE

June 27th, 2008
INHIBITION BY DICATIONS OF IN VITRO GROWTH OF LEISHMANIA MAJOR AND LEISHMANIA TROPICA: CAUSATIVE AGENTS OF OLD WORLD CUTANEOUS LEISHMANIASIS. Old World cutaneous leishmaniasis is caused by infection with Leishmania major and L. tropica. Pentamidine and related dications exhibit broad spectrum antiprotozoal activity. Based on the ...

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Henneguya akule n. sp. in the big eyed scad (Selar crumenophthalmus) from Hawaii.

June 27th, 2008
Henneguya akule n. sp. in the big eyed scad (Selar crumenophthalmus) from Hawaii. We describe a new myxozoan, Henneguya akule n. sp. infecting the carangid fish Selar crumenophthalmus in Hawaii. Spores were found only in the aortic bulb, characterized by elliptical capsule with two tails, and ...

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HELMINTH PARASITES IN CHAUNUS MARINUS AND CRONOPSIS VALLICEPS (ANURA: BUFONIDAE) FROM LAGUNAS YALAHA

June 27th, 2008
HELMINTH PARASITES IN CHAUNUS MARINUS AND CRONOPSIS VALLICEPS (ANURA: BUFONIDAE) FROM LAGUNAS YALAHAU, YUCATAN, MEXICO Juan Francisco Espínola-Novelo and Sergio Guillén-Hernández Facultad de Medicina Veterinaria y Zootecnia, Universidad Autónoma de Yucatán, Carretera Mérida-Xmatkuil, Km 15.5, A. P. 4-116, Itzimná, Mérida, Yucatán, México. e-mail: ghernand@uady.mx. ABSTRACT, Eight ...

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HUMORAL ANTIBODY RESPONSE OF THE TILAPIA OREOCHROMIS NILOTICUS AGAINST CICHLIDOGYRUS SPP. (MONOGENEA

June 27th, 2008
HUMORAL ANTIBODY RESPONSE OF THE TILAPIA OREOCHROMIS NILOTICUS AGAINST CICHLIDOGYRUS SPP. (MONOGENEA). The humoral immune response of the tilapia Oreochromis niloticus was evaluated using a direct ELISA. Serum was tested from fishes infected with Cichlidogyrus spp. (Monogenea), and from fishes injected intraperitoneally with the Cichlidogyrus spp. ...

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Trematodes Indicate Animal Biodiversity in the Chilean Intertidal and Lake Tanganyika.

June 27th, 2008
Trematodes Indicate Animal Biodiversity in the Chilean Intertidal and Lake Tanganyika. Trematode communities in populations of estuarine snails can reflect surrounding animal diversity, abundance, and trophic interactions. We know less about the potential for trematodes to serve as bioindicators in other habitats. Here, we reanalyze data ...

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THE EFFECT OF ECHINORHYNCHUS BOREALIS (ACANTHOCEPHALA) INFECTION ON THE ANTI-PREDATOR BEHAVIOR OF A

June 27th, 2008
THE EFFECT OF ECHINORHYNCHUS BOREALIS (ACANTHOCEPHALA) INFECTION ON THE ANTI-PREDATOR BEHAVIOR OF A BENTHIC AMPHIPOD. In benthic habitats, predators can generally not be detected visually, so olfaction may be particularly important for inducing anti-predation behaviors in prey organisms. Manipulative parasites infecting benthic hosts could suppress these ...

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EXPLOSIVE INCREASE IN ECTOPARASITES IN HAWAIIAN FOREST BIRDS.

June 27th, 2008
EXPLOSIVE INCREASE IN ECTOPARASITES IN HAWAIIAN FOREST BIRDS. Ectoparasites, particularly chewing lice in the Phthiraptera (Insecta), affect the ecology of numerous host species. Most lice are highly host specific, and there are no documented cases of major increases of chewing lice within populations over years. During ...

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HAMULONEMA GEN. NOV. FOR TELADORSAGIA HAMATA AND OSTERTAGIA KENYENSIS IN THE OSTERTAGIINE FAUNA (NEM

June 27th, 2008
HAMULONEMA GEN. NOV. FOR TELADORSAGIA HAMATA AND OSTERTAGIA KENYENSIS IN THE OSTERTAGIINE FAUNA (NEMATODA: TRICHOSTRONGYLOIDEA) FROM AFRICAN UNGULATES. Hamulonema gen. nov. is proposed for Teladorsagia hamata and Ostertagia kenyensis in the ostertagiine nematode fauna found in artiodactyl hosts from Africa. Monomorphic species representing this genus are ...

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