Results 31 to 40 of about 36,149 (233)

Genotyping of human lice suggests multiple emergencies of body lice from local head louse populations. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2010
BACKGROUND: Genetic analyses of human lice have shown that the current taxonomic classification of head lice (Pediculus humanus capitis) and body lice (Pediculus humanus humanus) does not reflect their phylogenetic organization.
Wenjun Li   +6 more
doaj   +1 more source

Efficacy and Safety of a Water-Based Head Lice Lotion: A Randomized, Controlled, Investigator-Blinded, Comparative, Bicentric Study

open access: yesDermatology and Therapy, 2018
Introduction Silicones (e.g., dimethicone) are effective and safe alternatives to insecticides for the treatment of head lice. However, silicones are lipophilic substances and do not only leave the hair greasy but they are also difficult to wash out.
Frank Eertmans   +4 more
doaj   +1 more source

Epidemiological and therapeutic studies on sheep lice in Sayint district, South Wollo Zone, Northeast Ethiopia

open access: yesFrontiers in Veterinary Science, 2022
An epidemiological (cross-sectional) and therapeutic (randomized controlled field trial) study was conducted on sheep lice in Sayint district, South Wollo, Northeast Ethiopia.
Simegn Legesse   +3 more
doaj   +1 more source

The hydrodynamic foundation for salmon lice dispersion modeling along the Norwegian coast

open access: yesDeutsche Hydrographische Zeitschrift, 2020
Norway has complicated dynamics in the coastal ocean and in the fjords. In this area is also the largest salmon aquaculture industry in the world. The salmon industry is valuable for Norwegian economy worth more than 60 billion NOK. Thus, it is important
L. Asplin   +3 more
semanticscholar   +1 more source

Prediction of the salmon lice infestation pressure in a Norwegian fjord

open access: yes, 2020
A further growth in the Norwegian aquaculture industry might potentially be hampered by the conclusion that it is not environmentally sustainable. As direct measurements of the lice induced mortality on wild salmonids are impossible, the management is ...
A. Sandvik   +4 more
semanticscholar   +1 more source

First report of reduced sensitivity towards hydrogen peroxide found in the salmon louse Lepeophtheirus salmonis in Norway

open access: yesAquaculture Reports, 2015
Reduced sensitivity towards chemotherapeutants in the salmon louse Lepeophtheirus salmonis (Krøyer) is an increasing problem for the fish farming industry.
Kari Olli Helgesen   +3 more
doaj   +1 more source

Impacts of salmon lice on mortality, marine migration distance and premature return in sea trout

open access: yes, 2020
Brown trout Salmo trutta (L.) is a facultative anadromous species, where a portion of individuals in populations with access to the sea perform migrations to use the richer feeding resources.
R. Llinares   +9 more
semanticscholar   +1 more source

First evidence of the mutations associated with pyrethroid resistance in head lice (Phthiraptera: Pediculidae) from Honduras

open access: yesParasites & Vectors, 2020
Background The human head louse, Pediculus humanus capitis , is a cosmopolitan blood-sucking ectoparasite affecting mostly schoolchildren in both developed and developing countries.
Kelsey Larkin   +6 more
semanticscholar   +1 more source

Caligus elongatus and other sea lice of the genus Caligus as parasites of farmed salmonids: A review

open access: yes, 2020
This review was prompted by reports of unusually large numbers of sea lice tentatively identified as Caligus elongatus infesting farmed salmon in northern Norway.
W. Hemmingsen   +5 more
semanticscholar   +1 more source

Caligus rogercresseyi acetylcholinesterase types and variants: a potential marker for organophosphate resistance

open access: yesParasites & Vectors, 2018
Background Control of the sea louse Caligus rogercresseyi in the Chilean salmonid industry is reliant on chemical treatments. Azamethiphos was introduced in 2013, although other organophosphates were previously used.
Celia Agusti-Ridaura   +7 more
doaj   +1 more source

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