Results 91 to 100 of about 179,474 (282)

A mathematical view on head lice infestations

open access: yes, 2019
Commonly known as head lice, Pediculus humanus capitis are human ectoparasites which cause infestations in children worldwide. Understanding the life cycle of head lice is an important step in knowing how to treat lice infestations, as the parasite behavior depends considerably on its age and gender.
Castelletti, Noemi   +1 more
openaire   +2 more sources

Environmental DNA Is Effective at Detecting a Salmonid Ectoparasite: A Statewide Survey of the Distribution and Genetic Diversity of the Gill Louse Salmincola californiensis in Colorado, USA

open access: yesEnvironmental DNA, Volume 7, Issue 5, September–October 2025.
A statewide survey of gill lice in the state of Colorado using environmental DNA and DNA barcoding approaches to assess spread and likely origin. Abstract includes pictures of gill lice, a map showing the sampling areas included in the study, and a workflow for assessing phylogenetic structure of the lice. ABSTRACT Invasive species present considerable
Sara J. Prokosch   +5 more
wiley   +1 more source

SOCIO-BEHAVIORAL DETERMINANTS AND THE VULNERABILITY OF CHILDREN DURING EARLY CHILDHOOD EDUCATION TO PEDICULOSIS

open access: yesCogitare Enfermagem, 2015
Schools have a high rate of head lice infestations. The aim of this study was to characterize the socio-behavioral determinants and the vulnerability of early childhood education students to infestations by Pediculus ...
Fernanda Gomes de Magalhães Soares Pinheiro   +4 more
doaj   +1 more source

Quantitative risk assessment of salmon louse-induced mortality of seaward-migrating post-smolt Atlantic salmon

open access: yesEpidemics, 2018
The Norwegian government recently implemented a new management system to regulate salmon farming in Norway, aiming to promote environmentally sustainable growth in the aquaculture industry.
Anja Bråthen Kristoffersen   +5 more
doaj   +1 more source

Body lice and bed bug co-infestation in an emergency department patient, Ohio, USA

open access: yesIDCases, 2020
Body lice and bed bugs are hematophagous insects that parasitize humans. Body lice are established vectors of several bacterial pathogens (e.g. Bartonella quintana, Borrelia recurrentis).
Jose E. Pietri   +4 more
doaj   +1 more source

Factors associated with diversity, quantity and zoonotic potential of ectoparasites on urban mice and voles [PDF]

open access: yes, 2018
Wild rodents are important hosts for tick larvae but co-infestations with other mites and insects are largely neglected. Small rodents were trapped at four study sites in Berlin, Germany, to quantify their ectoparasite diversity.
A Dizij   +138 more
core   +2 more sources

Granulomatous mural folliculitis and cytotoxic interface dermatitis in a pygmy goat associated with ovine herpesvirus‐2 and systemic lesions of malignant catarrhal fever

open access: yesVeterinary Record Case Reports, Volume 13, Issue 3, September 2025.
Abstract A 1‐year‐old pygmy goat presented with progressive alopecia, skin ulceration and lichenification over the neck, face and body. Empirical treatment for parasitic and fungal causes of skin disease did not produce clinical improvement, prompting a full diagnostic investigation.
Peter Richards‐Rios, Dominic Sharkey
wiley   +1 more source

Geographic redistribution of farmed salmonids reduces salmon lice infestations and treatment frequency in a simulation study

open access: yesAquaculture Environment Interactions
Host density is a key driver in parasite population dynamics, and often the number of parasites increases rapidly with host density. In the context of Norwegian salmonid farming, this mechanism has led to a disparity between the desire to increase ...
L Qviller   +4 more
doaj   +1 more source

Impact of Lepeophtheirus salmonis infestations on migrating Atlantic salmon, Salmo salar L., smolts at eight locations in Ireland with an analysis of lice-induced marine mortality

open access: yesJournal of Fish Diseases, 2013
Sea lice infestation as a source of marine mortality of outwardly migrating Atlantic salmon smolts has been investigated by treating groups of ranched salmon, prior to release, with a prophylactic sea lice treatment conferring protection from sea lice ...
D. Jackson   +8 more
semanticscholar   +1 more source

Impact of ivermectin administered for scabies treatment on the prevalence of head lice in Atoifi, Solomon Islands. [PDF]

open access: yes, 2018
Scabies and head lice are ubiquitous ectoparasitic infestations that are common across the Pacific Islands. Ivermectin is an effective treatment for both conditions, although the doses used vary.
Asugeni, R   +8 more
core   +6 more sources

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