Abstract:
:An inexpensive and simple method using acid-phenol was developed for the isolation of total RNA from eimerian oocysts. This procedure provides a pure preparation of undegraded RNA in high yield and can be completed in under 2 h.
journal_name
Parasitol Resjournal_title
Parasitology researchauthors
Johnston DA,Bratty J,Fernando MAdoi
10.1007/s004360050446subject
Has Abstractpub_date
1998-07-01 00:00:00pages
549-51issue
7eissn
0932-0113issn
1432-1955journal_volume
84pub_type
杂志文章abstract::The Brazilian savannah-like area, the Cerrado region, covers large areas of the country and provides a habitat for a multitude of different animal species. The giant anteater (Myrmecophaga tridactyla) is geographically widespread and one of the typical inhabitants of the Cerrado. They are listed as vulnerable by the I...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-012-3036-1
更新日期:2012-11-01 00:00:00
abstract::Equine ocular setariasis arising mainly from ectopic infestation of Setaria digitata is a common vision impairing ophthalmic disease in India, and the identification of this filarial nematode is based solely on morphology. However, morphological characters alone are inadequate to detect and differentiate S. digitata f...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-019-06587-1
更新日期:2020-02-01 00:00:00
abstract::Strongyloides stercoralis can cause severe infection both in humans and dogs. Coproparasitological examination has low sensitivity for the diagnosis of this parasite; hence, different diagnostic techniques have been implemented. However, serology and molecular methods have been assessed almost exclusively in humans. I...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-017-5468-0
更新日期:2017-07-01 00:00:00
abstract::Spermiogenesis and spermatozoon ultrastructure of the caryophyllidean cestode Breviscolex orientalis Kulakovskaya, 1962, first member of the family Capingentidae studied, a parasite of cyprinid fish Abbottina rivularis, are described using transmission electron microscopy. Spermiogenesis in B. orientalis follows the T...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-010-2144-z
更新日期:2011-04-01 00:00:00
abstract::We tested whether biogeographic patterns characteristic of species diversity and composition may also apply to community assembly by investigating geographic variation in the pattern (PSA) (aggregation versus segregation) and strength of species associations (SSA) in flea and mite communities harbored by small mammali...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-019-06255-4
更新日期:2019-04-01 00:00:00
abstract::The petroleum ether extract of Viola websteri Hemsl. (Violaceae) was investigated for its activity against chloroquine-sensitive strains of Plasmodium falciparum using the parasite lactate dehydrogenase assay method. The main antiplasmodial principles, 6-(8'Z-pentadecenyl)-salicylic acid (1) and 6-(8'Z, 11'Z, 14'Z-hep...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-008-1205-z
更新日期:2009-01-01 00:00:00
abstract::Rhodnius nasutus, a triatomine species autochthonous in the Brazilian Northeast, is primarily associated with the Copernicia prunifera palm tree (Carnauba). For the first time, the colonization of this triatomine in another tree species is reported. To investigate the existence of an infected triatomine focus located ...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-007-0823-1
更新日期:2008-03-01 00:00:00
abstract::With the objective of identifying the helminths of Paroaria coronata, 40 birds were necropsied, and their organs and contents were examined. The parasites were preserved in 70 masculineGL alcohol and prepared for identification using standard techniques. The helminth fauna found in P. coronata were Aproctella carinii,...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-009-1569-8
更新日期:2009-10-01 00:00:00
abstract::When used at low concentrations and added to the water body, water-soluble chlorophyllin (resulting from chlorophyll after removal of the phytol) and pheophorbid (produced from chlorophyllin by acidification) are able to kill mosquito larvae and other small animals within a few hours under exposure of solar radiation....
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-008-1235-6
更新日期:2009-02-01 00:00:00
abstract::Anaplasma phagocytophilum is an obligate intracellular bacterium that is transmitted to humans through the bite of Ixodes spp. ticks, and causes a febrile disease known as human granulocytic anaplasmosis. The presence of A. phagocytophilum in Wisconsin white-tailed deer blood and in deer ticks was assessed using PCR a...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-006-0217-9
更新日期:2006-11-01 00:00:00
abstract::Intestinal coccidiosis of rabbits induced by E. coecicola causes enormous economic losses in rabbit farms. Here, we investigate the effect of E. coecicola on the liver of the rabbit Oryctolagus cuniculus. On day 7 p.i., fecal expulsion of E. coecicola oocysts is maximal and rabbits have lost approximately 25% of their...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-011-2574-2
更新日期:2012-02-01 00:00:00
abstract::Morphological abnormalities were observed on the cephalic bulb hooklets of advanced third-stage larvae (AdvL(3)) of genus Gnathostoma. The larvae were obtained from the fish "Mexican rivulus" Millerichthys robustus collected from a seasonal pond near Tlacotalpan, Veracruz, Mexico. The abnormalities involved (1) extra ...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-009-1604-9
更新日期:2009-11-01 00:00:00
abstract::Catecholamines, such as dopamine and noradrenaline, play important roles as neuromuscular transmitters and modulators in all parasitic helminthes, including Schistosoma japonicum. S. japonicum tyrosine hydroxylase (SjTH) was amplified by rapid amplification of cDNA ends polymerase chain reaction that shows strong homo...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-011-2347-y
更新日期:2011-10-01 00:00:00
abstract::The dynamics of production and excretion of leukotrienes by parasitic larvae of Oesophagostomum dentatum and their role for the development of the larvae were studied. Larvae were cultured in vitro to the fourth stage (L4). Leukotriene B4 (LTB4) was detected in homogenates and in supernatant of larvae, with the homoge...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s004360050138
更新日期:1996-01-01 00:00:00
abstract::The infectivity of Cryptosporidium muris (strain RN 66), originally isolated from the house rat (Iseki 1986), to various laboratory animals was studied by transmission experiments. After oral inoculation with 1 x 10(6) oocysts, mice, guinea pigs, rabbits, dogs, and cats all discharged endogenously produced oocysts in ...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/BF00931279
更新日期:1989-01-01 00:00:00
abstract::We developed a real-time LC PCR assay to detect a 152 bp sequence in an uncharacterized region of the Blastocystis genome. The described assay detected 11 of 11 ATCC strains of Blastocystis from subtypes 1, 3, and 4. Three of three stool samples from Oregon and California military personnel that were negative for Blas...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-008-1006-4
更新日期:2008-08-01 00:00:00
abstract::The outbreak of bluetongue disease in Central Europe necessitates new approaches in the identification of vectors to follow-up changes of populations of species and not of complexes. Since females of species of the complex of Culicoides obsoletus are difficult to be identified according to morphological criteria, we a...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-009-1412-2
更新日期:2009-08-01 00:00:00
abstract::In freshwater ecosystems, snails can significantly influence the competition between primary producers through grazing of periphyton. This activity can potentially be modified by trematodes, a large group of parasites which mostly use molluscs as the first intermediate host. Available studies, however, show contradict...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-018-6052-y
更新日期:2018-11-01 00:00:00
abstract::Mosquitoes (Diptera: Culicidae) are a key threat for millions of people worldwide, since they act as vectors for devastating pathogens and parasites. The standard method of utilisation of morphological characters becomes challenging due to various factors such as phenotypical variations. We explored the complementary ...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-015-4726-2
更新日期:2016-01-01 00:00:00
abstract::Cyclospora cayetanensis was identified as the cause of large outbreaks of diarrhea in many parts of the world, but its host range and reservoirs remains poorly defined. Recently, oocysts resembling the C. cayetanensis were detected in dairy cattle fecal specimens from China. The 18S rDNA from two of these Cyclospora-l...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-006-0380-z
更新日期:2007-04-01 00:00:00
abstract::Equine piroplasmosis (EP) is a tick-borne disease of equids caused by Babesia caballi and/or Theileria equi, which is endemic in many tropical and temperate areas of the world. However, clinical outbreaks of EP in Romania during the last decades have not been reported Therefore, the aim of this paper is (i) to describ...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-018-5899-2
更新日期:2018-07-01 00:00:00
abstract::A void volume fraction and fractions of mean sizes 800 kdalton and 300 kdalton were isolated by gel filtration from lysate of bovine erythrocytes infected with Babesia bovis. All fractions had good serological activity, as assayed by ELISA and IFA. Groups of four splenectomized calves were vaccinated with each fractio...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/BF00531085
更新日期:1987-01-01 00:00:00
abstract::Necrophagous Sarcophagidae are among the insects most frequently reported from human corpses. The broad forensic application of flesh flies is restricted by the lack of reliable tools for species identification of larval stages and mass breeding of collected flesh fly larvae to the adult stage, and more recently DNA-b...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-015-4421-3
更新日期:2015-06-01 00:00:00
abstract::The levels of parasite-specific IgG1 and IgG2 antibodies and mitogen-induced and parasite-specific proliferative T-cell responses were determined in Litomosoides sigmodontis-infected Mastomys coucha throughout an observation period of 400 days post infection (p.i.). These were compared with the respective reactions in...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s004360050018
更新日期:2000-02-01 00:00:00
abstract::Sarcophagids are a large family of Diptera, with a worldwide distribution. They are related to decomposing organic matter and are very interesting for health science and in forensic cases since many species produce myiasis and occur in human corpses. This family is considered difficult to study, particularly with rega...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-015-4631-8
更新日期:2015-11-01 00:00:00
abstract::Malaria remains a serious health problem in many parts of the world. It causes high morbidity and claims many lives in developing countries each year. Humans are generally infected by four species of malaria parasites. However, malaria infection caused by Plasmodium malariae or P. falciparum is recognized as an import...
journal_title:Parasitology research
pub_type: 杂志文章,评审
doi:10.1007/s00436-007-0650-4
更新日期:2007-10-01 00:00:00
abstract::Passive transfer of immunity using a mouse monoclonal IgE antibody against Schistosoma japonicum was found to be enhanced by heterologous helminth infections. BALB/c mice were infected with Toxocara canis or Nippostrongylus brasiliensis so as to induce eosinophilia prior to a challenge infection with S. japonicum. Rec...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/BF00928681
更新日期:1991-01-01 00:00:00
abstract::Sera of ten dogs infected with Angiostrongylus vasorum were analyzed by immunoblotting proteins of first stage larvae (L1) and adult parasites. The molecular weights (m.w.) of the principal L1 proteins identified by IgG, IgM, IgA, and IgE were 18-118 kDa and those of the adult parasite were 28-209 kDa. The L1 proteins...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-007-0774-6
更新日期:2008-02-01 00:00:00
abstract::The bioassay-guided phytochemical investigation of the leaf extract of Serjania yucatanensis, a woody climbing plant endemic to the Yucatan peninsula, led to the identification of a mixture of a triterpene [lup-20(29)-en-3-one] and an oxygenated sesquiterpene (β-caryophyllene oxide), as that responsible for the origin...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-012-2861-6
更新日期:2012-07-01 00:00:00
abstract::Considering the snake venoms' pharmacological properties and chemotherapeutic potential as well as the need for new alternatives for Giardia infection treatment, the present study was carried out aiming to evaluate the in vitro effects of crude Crotalus durissus terrificus and Bothrops jararaca venoms on the growth an...
journal_title:Parasitology research
pub_type: 杂志文章
doi:10.1007/s00436-005-0037-3
更新日期:2006-03-01 00:00:00