Results 71 to 80 of about 50,910 (241)

Differences in receptivity to gastrointestinal infections with nematodes in dairy ewes: Influence of age and of the level of milk production [PDF]

open access: yes, 2005
Resistance to anthelmintics in populations of gastrointestinal nematodes is a major concern in small ruminants. One solution to limit the spread of anthelmintic resistance is to apply treatments selectively by targeting the most susceptible animals ...
A.C., Rulie   +7 more
core  

Efficacy of Essential Oils of Thymus vulgaris and Origanum vulgare on Echinococcus granulosus [PDF]

open access: yes, 2014
The aim of the present work was to determine the in vitro effect of T. vulgaris and O. vulgare essential oils against E. granulosus protoscoleces and cysts. Essential oils were added to the medium resulting in thymol final concentrations of 10 μg/mL. The
Denegri, Guillermo Maria   +5 more
core   +1 more source

Tapeworm testing: Coprological and antibody‐based approaches across colic types in a German equine hospital population

open access: yesEquine Veterinary Education, EarlyView.
Summary Background The association between tapeworm infection and equine colic is established, but gaps remain regarding specific colic types. Objectives To assess the relationship between tapeworm test results and equine colic types: The study aimed to determine if ileocaecal disorders (IC) are more frequently associated with Anoplocephala spp ...
K. L. Adamasky   +9 more
wiley   +1 more source

The astacin metalloprotease moulting enzyme NAS-36 is required for normal cuticle ecdysis in free-living and parasitic nematodes [PDF]

open access: yes, 2011
Nematodes represent one of the most abundant and species-rich groups of animals on the planet, with parasitic species causing chronic, debilitating infections in both livestock and humans worldwide. The prevalence and success of the nematodes is a direct
ANDREW J. BIRNIE   +5 more
core   +1 more source

Detection of enteric parasite DNA in household and bed dust samples: potential for infection transmission. [PDF]

open access: yes, 2020
BACKGROUND: Enteric parasites are transmitted in households but few studies have sampled inside households for parasites and none have used sensitive molecular methods.
Calderón, E   +5 more
core   +1 more source

Tracheal collapse rates in Kenyan working cart and pack donkeys

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Donkeys (Equus asinus) in East Africa are recognised as working with poorly designed harnesses and carts. The donkey cart used in regions of Africa, specifically Meru County, Kenya, appears to place the cart's weight solely on the donkey's mid‐cervical region.
Martha Mellish   +3 more
wiley   +1 more source

In vitro effects of Coriandrum sativum, Tagetes minuta, Alpinia zerumbet and Lantana camara essential oils on Haemonchus contortus

open access: yesRevista Brasileira de Parasitologia Veterinária
Phytotherapy can be an alternative for the control of gastrointestinal parasites of small ruminants. This study evaluated the efficacy of Alpinia zerumbet, Coriandrum sativum, Tagetes minuta and Lantana camaraessential oils by two in vitro assays on ...
Iara Tersia Freitas Macedo   +7 more
doaj   +1 more source

Bath Treatments With Emamectin Benzoate Control Dactylogyrideans Infecting Colossoma macropomum Gills Without Altering Physiology of This Host Fish

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Intensification of fish aquaculture worldwide has led to severe problems of diseases caused by parasitic dactylogyrideans. In this study, the anti‐dactylogyridean efficacy of treating Colossoma macropomum with baths of emamectin benzoate (EMB) was investigated for the first time, along with the effects of this treatment on the haematology and ...
Raimundo Rosemiro de Jesus Baia   +4 more
wiley   +1 more source

Goondapyrones A–J: Polyketide α and γ Pyrone Anthelmintics from an Australian Soil-Derived Streptomyces sp.

open access: yesAntibiotics
An investigation of ×19 soil samples collected under the auspices of the Australian citizen science initiative, Soils for Science, returned ×559 chemically dereplicated microbial isolates, of which ×54 exhibited noteworthy anthelmintic activity against ...
Shengbin Jin   +7 more
doaj   +1 more source

Atividade ovicida de dois fármacos em caprinos naturalmente parasitados por nematódeos gastrintestinais, RS, Brasil Ovicidal activity of two medicaments against goat gastrointestinal nematode in RS, Brazil

open access: yesCiência Rural, 2000
A eficácia comparativa entre levamisole em duas doses diferentes e closantel foi avaliada sobre ovos de nematódeos gastrintestinais de caprinos naturalmente parasitados.
Mary Jane Tweedie de Mattos   +2 more
doaj   +1 more source

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