Results 41 to 50 of about 652 (143)

Iflaviruses in arthropods: when small is mighty

open access: yesInsect Science, EarlyView.
Many arthropod species harbor iflaviruses, which often cause covert (asymptomatic) infections, but may still affect host fitness. We review the impact of iflaviruses on arthropod fitness, immunity, behaviour as well as the iflavirus’ host range, transmission, tissue tropism and the interactions with other microorganisms within arthropods.
Annamaria Mattia   +3 more
wiley   +1 more source

Cardiovascular Collapse in COVID-19 Infection: The Role of Venoarterial Extracorporeal Membrane Oxygenation (VA-ECMO)

open access: yesCJC Open, 2020
Coronavirus Disease 2019 (COVID-19) has been associated with cardiovascular complications, including acute cardiac injury, heart failure, and cardiogenic shock (CS).
Justin Chow, MD, FRCPC   +4 more
doaj   +1 more source

Adaptation of the invasive pest Drosophila suzukii to a specialized nutritional niche

open access: yesInsect Science, EarlyView.
Unlike most Drosophila larvae that feed on spoiled food, Drosophila suzukii larvae thrive on ripening fruits and consequently face a low‐protein, high‐carbohydrate nutritional challenge. Comparisons of growth among D. suzukii, D. biarmipes, and D. melanogaster larvae across diets with varying protein‐to‐carbohydrate ratios demonstrate that D.
Yan Hou, Ying Zhen
wiley   +1 more source

Effects of temperature on the in vitro reproduction of Aphelenchoides rutgersi [PDF]

open access: yes, 1996
L'influence de la température sur la reproduction d'#Aphelenchoides rutgersi$ en culture axénique a été étudiée. La température optimale de reproduction d'#A. rutgersi$ est de 28°C. A cette température, une femelle d'#A.
Moens, T, De Waele, D., Coomans, A.
core   +1 more source

Males are worse mothers: Comparing care patterns in a facultatively caring beetle

open access: yesInsect Science, EarlyView.
Why should biparental care exist if offspring fare just as well when only one parent is present? In the facultatively dependent burying beetle, Nicrophorus vespilloides, manipulating environmental quality reveals that biparental care benefits offspring in form of lower personal immune requirement and parents in term of weight gain.
Leon Müller   +2 more
wiley   +1 more source

Reconsidering the importance of Metopolophium dirhodum (Walker) (Hemiptera: Aphididae) as a crop pest

open access: yesAgricultural and Forest Entomology, EarlyView.
Four‐year field monitoring and laboratory studies revealed M. dirhodum occurs regularly in barley with high reproductive potential and extended adult longevity. Populations peaked during vulnerable crop stages, creating optimal conditions for BYDV transmission during critical infection windows. M.
Md Munir Mostafiz   +7 more
wiley   +1 more source

Le Centre canadien de ressources et d’échange sur les données probantes en vaccination (CANVax) : Une nouvelle ressource permettant de résumer les données probantes sur la vaccination

open access: yesCanada Communicable Disease Report, 2020
Les progrès scientifiques réalisés autour de la mise au point, de l’utilisation et de l’amélioration des pratiques visant à communiquer les avantages des vaccins sont rapides, et se tenir au courant du vaste ensemble de données à cet égard représente un ...
Noni E MacDonald, Eve Dubé
doaj   +1 more source

Redescription of the First Zoeal Stage of Shrimp Cinetorhynchus rigens (Gordon, 1936) (Decapoda: Rhynchocinetidae) and New Perspectives Including Scanning Electron Microscopy

open access: yesActa Zoologica, EarlyView.
ABSTRACT Cinetorhynchus occur mainly in shallow waters of temperate to tropical regions. Among the 28 species of Rhynchocinetidae, there are only six with larval morphology known and the description of the larva of Cinetorhynchus rigens is succinct. Thus, we redescribe the zoea I of C.
Guilherme Carvalho Mendes   +2 more
wiley   +1 more source

Rearing Istocheta aldrichi (Diptera: Tachinidae) From Field‐Collected Japanese Beetles (Popillia japonica): 1. Methods to Improve Insect Collection and Parasitoid Pupariation

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
We describe methods for collecting and rearing the tachinid parasitoid Istocheta aldrichi from parasitized Japanese beetle adults. Hosts can be collected by hand and reared in the laboratory, or by using modified trap containers with added plant material and substrate to provide suitable conditions for I.
Simon Legault   +3 more
wiley   +1 more source

Interspecific hybridization of salmonid fish. I. Hatching and survival up to the 15th day after hatching in F1 generation of hybrids

open access: yes, 1979
Des hybridations artificielles représentant 17 combinaisons ont été, réalisées à, partir de 6 espèces de Salmonidés, à, savoir les saumons chinook et coho, la truite arc-en-ciel, la truite brune, le saumon Atlantique et l'omble de fontaine.
Blanc,   +3 more
core   +2 more sources

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