Results 51 to 60 of about 9,943 (203)

Disseminated neoplasia in blue mussels, Mytilus galloprovincialis, from the Black Sea, Romania [PDF]

open access: yes, 2005
Disseminated neoplasia, also called leukemia or hemic neoplasia, has been detected in 15 species of marine bivalve mollusks worldwide. The disease is characterized by the presence of single anaplastic cells with enlarged nuclei and sometimes frequent ...
Bower   +37 more
core   +1 more source

Isolation, characterization and antimicrobial resistance of Yersinia enterocolitica from Polish cattle and their carcasses

open access: yesBMC Veterinary Research, 2023
Background Yersinia enterocolitica is a heterogeneous bacterial species that has been divided into six biotypes and more than 70 serotypes. Each year, the European Food Safety Authority classifies yersiniosis caused by Y.
Piotr Łada   +2 more
doaj   +1 more source

Fungal Pathogens Infecting Soybean Aphid and Aphids on Other Crops Grown in Soybean Production Areas of Michigan [PDF]

open access: yes, 2018
Seasonal prevalence of fungal pathogens infecting soybean aphid, Aphis glycines Matsumura (Hemiptera: Aphididae), was assessed from 2004 to 2006 in two Michigan soybean production areas. In 2005 and 2006 field-collected soybean aphids were incubated, and
Brewer, Michael J, Noma, Takuji
core   +2 more sources

Simultaneous Parasitism of Field-Collected Green Cloverworm, \u3ci\u3eHypena Scabra\u3c/i\u3e (Lepidoptera: Noctuidae) Larvae by Endoparasitioids and an Entomopathogenic Fungus [PDF]

open access: yes, 2018
The impacts of entomopathogens (e.g., fungi, bacteria, protists and viruses) on larval Lepidoptera and their associated insect parasitoids have been examined in laboratory studies but field studies of interaction between these two mortality factors are ...
Pavuk, Daniel M, Williams, Charles E
core   +2 more sources

A diet perspective on the impact of the COVID‐19 lockdown on urban bird assemblages

open access: yesIbis, Volume 167, Issue 2, Page 397-406, April 2025.
The COVID‐19 pandemic, which significantly altered human activities, particularly in urban areas, presented a unique opportunity to explore the dynamics of wildlife–human coexistence. In this study, we conducted bird counts in 36 parks in Poznań, Poland, before (2019) and during (2020) the pandemic lockdown, and assessed the impact of lockdown‐induced ...
Patrycja K. Woszczyło   +4 more
wiley   +1 more source

Ways of Improving Epidemiological Surveillance of Natural Focal Infections

open access: yesЭпидемиология и вакцинопрофилактика, 2016
The fundamental theoretical and methodological shortcomings of modern organisation and implementation of epidemiological surveillance of natural focal infections are considered.
E. I. Korenberg
doaj   +1 more source

In search of virus carriers of the 1988 and 2002 phocine distemper virus outbreaks in European harbour seals [PDF]

open access: yes
European harbour seal (Phoca vitulina) populations decreased substantially during the phocine distemper virus (PDV) outbreaks of 1988 and 2002. Different hypotheses have stated that various seals and terrestrial carnivore species might be the source of ...
Baumgartner, W.   +10 more
core   +3 more sources

Historical Summary of Tick and Animal Surveillance Studies for Lyme Disease in Canada, 1975–2023: A Scoping Review

open access: yesZoonoses and Public Health, Volume 72, Issue 1, Page 9-22, February 2025.
ABSTRACT Introduction Lyme disease (LD) is caused by infection with the bacteria Borrelia burgdorferi sensu lato (Bb) through the bite of an infected Ixodes spp. tick. LD has emerged as a public and animal health issue in Canada, with human incidence increasing in part due to the expansion of Ixodes scapularis ticks and their vertebrate hosts.
Alexander Davidson   +5 more
wiley   +1 more source

Salmon lice biology, environmental factors, and smolt behaviour with implications for the Norwegian salmon farming management system: A critical review

open access: yesReviews in Aquaculture, Volume 17, Issue 1, January 2025.
Abstract In 2017, a new regulatory management system, the traffic light system (TLS), was implemented to estimate the effects of salmon lice from Norwegian salmon aquaculture on marine survival of wild Atlantic salmon and forms the basis of aquaculture capacity regulation.
Solveig van Nes   +2 more
wiley   +1 more source

In vitro susceptibility of six isolates of equine herpesvirus 1 to acyclovir, ganciclovir, cidofovir, adefovir, PMEDAP and foscarnet [PDF]

open access: yes, 2007
International ...
Croubels, Siska   +6 more
core   +3 more sources

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