Results 101 to 110 of about 6,789 (211)

Inferring time at sea from scale circuli: implications for the interpretation of salmon lice distributions on sea trout

Aquaculture Environment Interactions
Infestations with the ectoparasite salmon louse Lepeophtheirus salmonis are considered one of the main stressors for wild salmonids in farm-intensive areas.
RM Serra-Llinares, R Nilsen, PT Fjeldheim, AD Sandvik, T Haraldstad, Ø Karlsen   +5 more
doaj   +1 more source

Potential role of head lice, Pediculus humanus capitis, as vectors of Rickettsia prowazekii [PDF]

, 2003
Since the pioneering work of Charles Nicolle in 1909 [see Gross (1996) Proc Natl Acad Sci USA 93:10539-10540] most medical officers and scientists have assumed that body lice are the sole vectors of Rickettsia prowazekii, the aetiological agent of louse ...
Leo, N., Barker, S. C., Prociv, P., Robinson, D.   +3 more
core   +1 more source

Prevalence of Head Lice Infestation and its Associated Factors Among Female Primary School Students in Ghahavand County and Compared with the Previous Studies

Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2021
Background and Objectives: Despite the progress of communities’ health, head lice (Pediculus capitis) infestation remains a major health problem. The aim of the study was to investigate the prevalence of head lice infestation and its associated factors ...
Taghi Hajiloie, Amir Hosein Zahirnia, Hassan Nasirian, Behroz Davari   +3 more
doaj  

Cattle lice : spray now for prevention [PDF]

, 1960
ALTHOUGH lice infestation can occur in any season of the year, the heaviest infestations are found during the winter. This build up of lice infestation normally starts in the autumn but if the cattle are treated by spraying at this period, the majority ...
Wilkinson, F C
core   +2 more sources

Lice on cattle [PDF]

, 1954
Six different species of cattle lice occur in Australia including both sucking and biting types. Both types produce symptoms of skin irritation but the sucking lice are the more serious since they feed in clusters, piercing the skin and sucking up blood ...

core  

Entodermoscopy of Pediculosis capitisKey message

JAAD Case Reports, 2022
Cristina Diniz Borges Figueira de Mello, MD, Andrea Fernandes Eloy da Costa França, MD, PhD, Renata Ferreira Magalhães, MD, PhD   +2 more
doaj   +1 more source

Diagnosis of head lice infestations [PDF]

, 2010
[Extract] A correct diagnosis is the prerequisite for appropriate treatment. People with active pediculosis have live lice on the scalp or live embryos in eggs attached to hair shafts.
Feldmeier, Hermann, Heukelbach, Jörg
core  

Epidemiological analysis of pediculosis and the distribution of kdr mutation frequency in head lice populations in Torbat Heydarieh city of Khorasan Razavi Province, Northeastern Iran

BMC Research Notes
Head lice infestations are the most prominent ectoparasitic infection in the world, including Iran, particularly among school children. Recently, numerous cases of infestation have been reported in various provinces of the country.
Mohammad Taheri, Fereshteh Ghahvechi Khaligh, Ahmad Ali Hanafi-Bojd, Hamid Reza Khalkhali, Kamal Dashti, Mehdi Badakhshan, Saber Gholizadeh   +6 more
doaj   +1 more source

Lice Infestations in Sheep and Goats in Kombolcha District, East Hararghe Zone, Oromia Regional State, Ethiopia. [PDF]

Vet Med Int, 2020
Disasa DD.
europepmc   +1 more source

A mathematical view on head lice infestations

, 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, Barbarossa, Maria Vittoria   +1 more
openaire   +2 more sources