Results 71 to 80 of about 244,399 (256)

A survey of the exposure to Ostertagia ostertagi in dairy cow herds in Europe through the measurement of antibodies in milk samples from the bulk tank [PDF]

open access: yes, 2008
Measurement of antibodies to Ostertagia ostertagi in bulk tank milk (BTM) has value as a diagnostic indicator for potential production losses and anthelmintic treatment responses in dairy herds. Most of the recent data on O.
Charlier, Johannes   +2 more
core   +2 more sources

Trypanosome diversity in wildlife species from the Serengeti and Luangwa Valley ecosystems [PDF]

open access: yes, 2012
<p>Background: The importance of wildlife as reservoirs of African trypanosomes pathogenic to man and livestock is well recognised. While new species of trypanosomes and their variants have been identified in tsetse populations, our knowledge of ...
Barbara Mable   +11 more
core   +2 more sources

Seventy years of development of freshwater fish parasitology in China

open access: yesAquaculture and Fisheries
Fish diseases caused by parasites are considered one of the major causes of mortality in aquaculture, which can harm fish of various life stages from juvenile to adult fish.
Ming Li   +7 more
doaj   +1 more source

Alternative strategies to prevent and control endoparasite diseases in organic sheep and goat farming systems – a review of current scientific knowledge [PDF]

open access: yes, 2006
Infestation with gastro-intestinal nematodes in small ruminants can cause server economic losses and endanger animal welfare. The development of organic farming systems, the increased public awareness for drug residues in agricultural products and the ...
Rahmann, Gerold, Seip, Hannah
core  

Anthelmintic action of plant cysteine proteinases against the rodent stomach nematode, Protospirura muricola, in vitro and in vivo [PDF]

open access: yes, 2007
Cysteine proteinases from the fruit and latex of plants, including papaya, pineapple and fig, were previously shown to have a rapid detrimental effect, in vitro, against the rodent gastrointestinal nematodes, H eligmosomoides polygyrus (which is found in
Behnke, J.M.   +4 more
core   +3 more sources

Modelling the consequences of targeted selective treatment strategies on performance and emergence of anthelmintic resistance amongst grazing calves [PDF]

open access: yes, 2016
The development of anthelmintic resistance by helminths can be slowed by maintaining refugia on pasture or in untreated hosts. Targeted selective treatments (TST) may achieve this through the treatment only of individuals that would benefit most from ...
Berk, Zoe   +3 more
core   +2 more sources

Cephalopod Senescence and Parasitology

open access: yesHandbook of Pathogens and Diseases in Cephalopods, 2019
In the majority of the shallow-water cephalopod species, senescence is a short stage of their lifespan, which takes place at the end of sexual maturity. Senescence is not a disease, although senescent cephalopods can be frequently mistaken with diseased ...
Katina Roumbedakis, Á. Guerra
semanticscholar   +1 more source

Molecular variation of Trypanosoma brucei subspecies as revealed by AFLP fingerprinting [PDF]

open access: yes, 2002
Genetic analysis of Trypanosoma spp. depends on the detection of variation between strains. We have used the amplified fragment length polymorphism (AFLP) technique to develop a convenient and reliable method for genetic characterization of Trypanosome ...
Agbo, E.E.C.   +3 more
core   +4 more sources

The Population Biology and Transmission Dynamics of Loa loa [PDF]

open access: yes, 2017
Endemic to Central Africa, loiasis – or African eye worm (caused by the filarial nematode Loa loa) – affects more than 10 million people. Despite causing ocular and systemic symptoms, it has typically been considered a benign condition, only of public ...
Basáñez, M-G   +5 more
core   +1 more source

Practical Bacteriology, Hematology and Parasitology [PDF]

open access: green, 1948
E. R. Stitt   +2 more
openalex   +2 more sources

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