Results 41 to 50 of about 13,605 (301)

System-specific salmon louse infestation thresholds for salmon farms to minimize impacts on wild sea trout populations

open access: yesAquaculture Environment Interactions, 2021
Salmon lice Lepeophtheirus salmonis from aquaculture can cause negative impacts on sea trout Salmo trutta and other wild salmonids. Long-term records from 5 Irish rivers were used to explore relationships between annual sea trout runs and estimated total
S Shephard, P Gargan
doaj   +1 more source

Adult body louse and head lice.

open access: yes, 2013
A. Ventral view of slide-mounted female head louse; B. Ventral view of slide-mounted male body louse; C. Dorsal view of ethanol-preserved female head louse; D. Dorsal view of ethanol-preserved male head louse. All photographs were taken using a Visionary
Lance A. Durden (485152)   +3 more
core   +1 more source

Molecular Composition of the Louse Sheath [PDF]

open access: yes, 1999
Flash pyrolysis-gas chromatography/mass spectrometry was used to assess the chemical composition of the head louse\u27s nit sheath. The pyrolyzate of the female insect\u27s secretions, which form a cement-like cylinder holding the egg onto the hair, is ...
Burkhart, Craig N   +4 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Versatile vector tools for efficient protein screening across multiple expression systems

open access: yesFEBS Open Bio, EarlyView.
A unified vector toolkit enables rapid protein expression screening across E. coli, insect, and mammalian cells. A single primer pair amplifies the target gene, which is inserted into any vector via a standardized interface. This streamlined workflow eliminates repeated cloning steps, accelerating the identification of optimal expression conditions for
Zhimin Zhu   +5 more
wiley   +1 more source

THE IMPORTANCE OF THE LOUSE PROBLEM [PDF]

open access: yesJournal of the American Medical Association, 1919
The demobilization of armies is usually associated with the introduction of epidemic diseases into civil communities. There is great possibility of louseborne diseases gaining entrance into the United States unless necessary measures are taken to exclude them.
openaire   +2 more sources

Summary statistics and sea louse infection rates on juvenile sockeye.

open access: yes, 2013
aLouse prevalence.bLouse abundance.cLouse intensity.dProportion of combined non-motile life stages (copepodid and chalimus I to IV).Legend: All morphometric and abiotic values represent the mean, except sea lice infection rates.
Stan L. Proboszcz (356367)   +5 more
core   +1 more source

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

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