Results 91 to 100 of about 33,942 (275)

Plethodon yonahlossee [PDF]

open access: yes, 1965
Number of Pages: 2Place of Publication: Kensington, MarylandIntegrative BiologyGeological ...
Pope, Clifford H.
core   +1 more source

Interleukin-25-mediated resistance against intestinal trematodes does not depend on the generation of Th2 responses [PDF]

open access: green, 2020
María Álvarez-Izquierdo   +4 more
openalex   +1 more source

Gastrointestinal nematodes of Ovis aries in Eastern Cape, South Africa and an evaluation of current anthelmintic procedures [PDF]

open access: yes, 2015
Humans have known about helminth infections since ancient times. Today half of the human population is plagued by a nematode infection. Nematodes are responsible for billions of dollars in global crop damage annually and have had devastating effects on ...
Rowell, Melyssa
core   +1 more source

Environmental Epidemiology of Intestinal Schistosomiasis in Uganda: Population Dynamics of Biomphalaria (Gastropoda: Planorbidae) in Lake Albert and Lake Victoria with Observations on Natural Infections with Digenetic Trematodes [PDF]

open access: yes, 2015
This study documented the population dynamics of Biomphalaria and associated natural infections with digenetic trematodes, along the shores of Lake Albert and Lake Victoria, recording local physicochemical factors. Over a two-and-a-half-year study period
Betson, M   +5 more
core   +7 more sources

Molecular characterization of Eurytrema coelomaticum in cattle from Paraná, Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária
This study investigated the occurrence of Eurytremaspp. in cattle by analysis of the partial 18S rRNA gene sequence. Trematodes from 44 bovine pancreas were collected and classified based on typical morphological features. PCR assay and sequence analyses
Gustavo Freire Figueira   +4 more
doaj   +1 more source

Parasites and non-fish predators of tilapia with particular reference to the sustainable management of fisheries of Lake Kainji Nigeria [PDF]

open access: yes, 2001
The fisheries of Lake Kainji, Nigeria, experienced a boom year following impoundment, then decline post impoundment and now is in a period of stabilisation of the fish resources. Several reasons have been advanced on factors responsible for these changes,
Obiekezie, A.   +2 more
core  

The Estimation of the Antioxidant Enzymes Activity in Representatives of Different Populations of Lymnaea stagnalis Differ in the Degree of Infestation Under Temperature Stress [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2016
The aim of this study was to assess the impact of effects of thermal stress and parasitic infestation on the activity of antioxidant enzymes (peroxidase, catalase and glutathione S-transferase) in different populations of wide-spread species of pulmonate
Axenov-Gribanov D.V.   +7 more
doaj  

A survey of coccidian infection (Apicomplexa: Eimeriidaea) of freshwater fish in South Africa [PDF]

open access: yes, 2005
Fish coccidia, especially Goussia and Eimeria spp., are common and frequent parasites of fish. The majority of the known species has been described from the Eurasian continent.
Avenant-Oldewage, Annemarie   +2 more
core  

Conserved secondary structures in the ITS2 of trematode pre‐rRNA [PDF]

open access: bronze, 1993
Bernard Michot   +3 more
openalex   +1 more source

Invasion diseases of the far eastern leopard (Panthera pardus orientalis) in the south-west of the Primorsk territory of Russia

open access: yesРоссийский паразитологический журнал, 2019
The results of long-term studies of invasions of the Panthera pardus orientalis, Schlegel 1857. The study of parasitic invasions of the Far Eastern leopard was carried out by two methods.
L. V. Zheleznova   +4 more
doaj  

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