Head louse control by suffocation due to blocking their oxygen uptake.

abstract：:Production of parasite-specific antibodies is an important component of immunity to blood stage malaria infection, as shown by several previous studies in rodent models. However, no study has addressed the induction of humoral immunity by different parasites in a genetically homogeneous host population. Here, levels o...

journal_title：Parasitology research

authors： Smith EC,Taylor-Robinson AW

更新日期：2003-01-01 00:00:00

abstract：:In recent years, the mitochondrial haplotype diversity of the monogenean ectoparasites Gyrodactylus salaris Malmberg, 1957 on Atlantic salmon and G. thymalli Zitnan, 1960 on grayling has been studied intensively to understand the taxonomy and phylogeography of the two species. According to these studies, neither speci...

journal_title：Parasitology research

authors： Hansen H,Bakke TA,Bachmann L

更新日期：2007-05-01 00:00:00

abstract：:A cross-sectional study was conducted to evaluate the seroprevalence of and risk factors for Toxoplasma gondii antibodies in 260 blood donors seen at blood banks in Mansoura University Hospital, Egypt. Blood donors were interviewed about sociodemographic characteristics and risk factors for T. gondii infection. A bloo...

journal_title：Parasitology research

authors： Elsheikha HM,Azab MS,Abousamra NK,Rahbar MH,Elghannam DM,Raafat D

更新日期：2009-06-01 00:00:00

abstract：:The first description of an electron microscopic study of Trypanosoma corvi in the vector Ornithomyia avicularia is reported. There is a close association between vector and parasite in the midgut, ileum and rectum of the vector. The midgut distribution of parasites is determined by the peritrophic membrane, which con...

journal_title：Parasitology research

authors： Mungomba LM,Molyneux DH,Wallbanks KR

更新日期：1989-01-01 00:00:00

abstract：:Diagnosis of Encephalitozoon cuniculi infection in rabbits remains a major veterinary issue. ELISA or immunofluorescence assays are the current reference standards of serological tests. However, these conventional techniques suffer from a lack of accuracy for distinguishing active from past infections, as a positive s...

journal_title：Parasitology research

authors： Desoubeaux G,Pantin A,Peschke R,Joachim A,Cray C

更新日期：2017-02-01 00:00:00

abstract：:To determine the prevalence of endoparasites and their association with diarrhea, a survey was conducted in the Southern Province of Zambia that used conventional and molecular techniques applied to stool and urine samples from school-age children (n = 93). Almost half of the stools (49.5%) were diarrhetic. The overal...

journal_title：Parasitology research

authors： Graczyk TK,Shiff CK,Tamang L,Munsaka F,Beitin AM,Moss WJ

更新日期：2005-12-01 00:00:00

abstract：:Three monoclonal antibodies generated by immunization of mice with Plasmodium berghei-infected red blood cells were found to react with the 75-kDa heat-shock protein (HSP70) present in liver stages and erythrocytic forms of the parasites. These antibodies were shown to react with a recombinant protein encoding the car...

journal_title：Parasitology research

authors： Tsuji M,Mattei D,Nussenzweig RS,Eichinger D,Zavala F

更新日期：1994-01-01 00:00:00

abstract：:In the search of alternatives for the control of mosquitoes of medical importance, we evaluated the larvicidal activity of micronized suspensions of calcium hydroxide [Ca(OH)₂] against Aedes aegypti and Culex quinquefasciatus. Tests conducted under laboratory conditions determined a LC50 = 0.027% (LC90 = 0.096%) for A...

journal_title：Parasitology research

authors： Estrada-Aguilar A,Sánchez-Manzano RM,Martínez-Ibarra JA,Camacho AD,Márquez-Navarro A,Nogueda-Torres B

更新日期：2012-03-01 00:00:00

abstract：:Two of the three vector species of Schistosoma mansoni Sambon, 1907 in Brazil occur in the state of Maranhão: Biomphalaria glabrata (Say, 1818) and Biomphalaria straminea (Dunker, 1848). For the implementation of effective measures to combat schistosomiasis, it is necessary to identify the spatial and seasonal dynamic...

journal_title：Parasitology research

authors： David NF,Cantanhede SPD,Monroe NB,Pereira LPLA,Silva-Souza N,Abreu-Silva AL,de Oliveira VM,Tchaicka L

更新日期：2018-05-01 00:00:00

abstract：:Saprophytic soil fungi can exert ovicidal and ovistatic effects on helminths with differing degrees of efficiency. The representatives of such fungi from temperate regions, Paecilomyces lilacinus (Thom) Samson and P. marquandii (Masse) Hughes, exhibit recognized ovicidal activity on some nematodes. We evaluated the ac...

journal_title：Parasitology research

authors： Basualdo JA,Ciarmela ML,Sarmiento PL,Minvielle MC

更新日期：2000-10-01 00:00:00

abstract：:A new neogregarine pathogen of the great spruce bark beetle, Dendroctonus micans (Coleoptera: Curculionidae, Scolytinae), is described based on light microscopy and ultrastructural characteristics. The pathogen infects the fat body and the hemolymph of the beetle. The infection was nonsynchronous so that different dev...

journal_title：Parasitology research

authors： Yaman M,Radek R

更新日期：2015-08-01 00:00:00

abstract：:Schistosomiasis has been incriminated in the significant increase in hepatitis C virus (HCV) infections, although the association has not been adequately explained. We hypothesized that the CCR5Δ32 mutation may be involved in the high prevalence of HCV with schistosomiasis. The aim was to explore the association betwe...

journal_title：Parasitology research

authors： El-Moamly AA,El-Sweify MA,Rashad RM,Abdalla EM,Ragheb MM,Awad MM

更新日期：2013-07-01 00:00:00

abstract：:The tegument proteins of schistosomes are regarded as potential vaccine candidates and drug targets to control schistosomiasis. Nucleotide pyrophosphatase/phosphodiesterase-5 (NPP-5), which belongs to a multigene family of nucleotide pyrophosphatase/phosphodiesterases (NPPs), is important in the hydrolysis of pyrophos...

journal_title：Parasitology research

authors： Zhang M,Han Y,Zhu Z,Li D,Hong Y,Wu X,Fu Z,Lin J

更新日期：2012-02-01 00:00:00

abstract：:Fatty acids, especially those from phospholipids (PLFA), are essential membrane components that are present in relatively constant proportions in biological membranes under natural conditions. However, under harmful growth conditions, such as diseases, environmental changes, and chemical exposure, the fatty acid propo...

journal_title：Parasitology research

authors： de Azevedo AF,Dutra JL,Santos ML,Santos Dde A,Alves PB,de Moura TR,de Almeida RP,Fernandes MF,Scher R,Fernandes RP

更新日期：2014-01-01 00:00:00

abstract：:Echinostoma trivolvis adults grown in golden hamsters were treated in vitro with [3H]-tyrosine to label sperm and transplanted to uninfected hamsters alone or with four to six unlabeled adults. After 4-5 days, worms were recovered, processed for autoradiography, and observed for silver grains over their seminal recept...

journal_title：Parasitology research

authors： Nollen PM

更新日期：1993-01-01 00:00:00

abstract：:More than 30 species of coccidian parasites have been described in Chelonidae (tortoises and turtles). Eimeria spp. are apparently the most common coccidia in chelonians. Findings of Caryospora cheloniae, Isospora sp., and Mantonella sp. have also been published, but reports about systemic coccidiosis are rare. We des...

journal_title：Parasitology research

authors： Schmidt V,Dyachenko V,Aupperle H,Pees M,Krautwald-Junghanns ME,Daugschies A

更新日期：2008-02-01 00:00:00

abstract：:A total of 15 mixtures involving 9 different stocks attributed to the 19/20, 32 and 39 major clonal genotypes of Trypanosoma cruzi were used to infect third-instar nymphs of Triatoma infestans via an artificial feeding device. Three biological parameters were considered: (1) the percentage of infected insects (%II), (...

journal_title：Parasitology research

authors： Pinto AS,de Lana M,Bastrenta B,Barnabé C,Quesney V,Noël S,Tibayrenc M

更新日期：1998-05-01 00:00:00

abstract：:It is well known that toxoplasmosis can be life threatening to immunocompromised individuals such as AIDS and organ transplantation patients. Glucocorticoids (GCs) are widely used in the clinic for the treatment of autoimmune diseases and organ transplantation resulting in acute toxoplasmosis in these patients. Howeve...

journal_title：Parasitology research

authors： Wang T,Gao JM,Yi SQ,Geng GQ,Gao XJ,Shen JL,Lu FL,Wen YZ,Hide G,Lun ZR

更新日期：2014-01-01 00:00:00

abstract：:Schistosomiasis is the second widespread tropical disease that affects the health of over 240 million people of 78 countries. Questionnaires have been commonly used to diagnose schistosomiasis, while no meta-analysis of their efficacy had been reported previously. This meta-analysis was conducted to assess their diagn...

journal_title：Parasitology research

authors： Yang F,Tan XD,Liu B,Yang C,Ni ZL,Gao XD,Wang Y

更新日期：2015-09-01 00:00:00

abstract：:Numerous nematodes were found in the rectum of three fish species Synodontis ocellifer, S. nigrita, and S. schall (Mochokidae, Siluriformes) from the Gambia River and Mare Simenti, National Park Niokolo Koba, Senegal. A nematode species Raillietnema synodontisi Vassiliadès, 1973 (host S. ocellifer), is redescribed usi...

journal_title：Parasitology research

authors： Koubková B,Barus V,Hodová I,Simková A

更新日期：2008-04-01 00:00:00

abstract：:We examine the taxonomic composition and endemism of adult helminth parasites of freshwater fishes of Mexico, with regard to the main hydrological basins of the country. A presence-absence matrix, including every species of adult helminth parasites of freshwater fishes from 23 Mexican hydrological basins was compiled ...

journal_title：Parasitology research

authors： Salgado-Maldonado G,Quiroz-Martínez B

更新日期：2013-01-01 00:00:00

abstract：:This report describes for the first time the occurrence of alveolar echinococcosis in two exotic rodent species in Europe. A pet chinchilla (Chinchilla laniger) was euthanized due to a painful enlargement of the abdominal cavity, and a Prevost's squirrel (Callosciurus prevostii borneoensis) was found dead in the enclo...

journal_title：Parasitology research

authors： Staebler S,Steinmetz H,Keller S,Deplazes P

更新日期：2007-11-01 00:00:00

abstract：:The electron microscopic investigation of the anterior part of the infective third-stage juvenile of Onchocerca volvulus provides first insights into the structure of the excretory system of this developmental stage of the parasite. The most anterior part of this system consists of a cell process of the syncytial excr...

journal_title：Parasitology research

authors： Strote G,Bonow I

更新日期：1995-01-01 00:00:00

abstract：:Larvae of the eye fluke, Diplostomum, emerge from snails and infect fish by penetrating skin or gills, then move to the lens where they may impair the vision of the fish. For the fluke to reproduce, a bird must eat the infected fish, and it has been suggested that they therefore actively manipulate the fish's behaviou...

journal_title：Parasitology research

authors： Flink H,Behrens JW,Svensson PA

更新日期：2017-06-01 00:00:00

abstract：:The development of redial burden and cercarial shedding were studied in two groups of Lymnaea truncatula subjected to successive cross-exposures to one miracidium of Paramphistomum daubneyi and one of Fasciola hepatica per snail, or vice versa. The results were compared with those obtained in controls subjected to two...

journal_title：Parasitology research

authors： Augot D,Abrous M,Rondelaud D,Dreyfuss G

更新日期：1996-01-01 00:00:00

abstract：:In this study, we compared and validated a nested ABC polymerase chain reaction restriction fragment length polymorphism (PCR-RFLP) assay to amplify Cryptosporidium parvum oocyst wall protein (COWP) gene fragment with a previous nested PCR-RFLP method. When RFLP of COWP gene did not provide clear results, we further a...

journal_title：Parasitology research

authors： Leone A,Ripabelli G,Sammarco ML,Grasso GM

更新日期：2009-02-01 00:00:00

abstract：:The leaf extract of Acalypha alnifolia with different solvents - hexane, chloroform, ethyl acetate, acetone and methanol - were tested for larvicidal activity against three important mosquitoes such as malarial vector, Anopheles stephensi, dengue vector, Aedes aegypti and Bancroftian filariasis vector, Culex quinquefa...

journal_title：Parasitology research

authors： Kovendan K,Murugan K,Vincent S

更新日期：2012-02-01 00:00:00

abstract：:A monoclonal antibody raised by immunization of BALB/c mice with erythrocytic stages of Plasmodium vivax was shown to react with asexual erythrocytic stages of P. chabaudi. The cross-reactivity molecules are antigens of 200 and 148 kDa in P. vivax and of 190 and 70 kDa in P. chabaudi. Immunofluorescence studies of the...

journal_title：Parasitology research

authors： Perez HA,Bracho C,Romano M,De la Rosa M

更新日期：1997-01-01 00:00:00

abstract：:Clonorchiasis, caused by Clonorchis sinensis infection, is a zoonotic parasitic disease of hepatobiliary system in which the proteins released by adult are major pathogenetic factors. In this study, we first characterized a putative sphingomyelin phosphodiesterase (CsSMPase) A-like secretory protein, which was highly ...

journal_title：Parasitology research

authors： Huang Y,Zheng Y,Li Y,Yang M,Li T,Zeng S,Yu X,Huang H,Hu X

更新日期：2013-06-01 00:00:00

abstract：:Excretory/secretory (ES) products collected from exsheathed L3 or parasitic stages of Haemonchus contortus were tested in vitro for gastrin stimulatory properties using an ovine abomasal antral mucosal preparation. In addition, the motility of exsheathed L3 and parasites recovered on weeks 2, 6 and 8 post-infection wa...

journal_title：Parasitology research

authors： Haag E,Lawton D,Simpson HV

更新日期：2005-01-01 00:00:00