Results 81 to 90 of about 26,884 (239)

Distribution, scale, and drivers of mass mortality events in Europe's freshwater bivalves

open access: yesConservation Biology, EarlyView.
Abstract Mass mortality events (MMEs) are decimating populations and compromising key ecosystem functions around the globe. One taxon particularly vulnerable to MMEs is freshwater bivalve mollusks. This group has important ecosystem engineering capacities and includes highly threatened and highly invasive taxa.
Daniel A. Cossey   +39 more
wiley   +1 more source

Protective immunity against Trypanosoma cruzi [PDF]

open access: yes, 2009
Upon infection, Trypanosoma cruzi triggers a strong immune response that has both protective and pathological consequences. In this work, several important questions regarding protective immunity are reviewed.
Basombrío, Miguel Ángel Manuel   +2 more
core   +1 more source

Acute neurologic presentation of a 2‐year‐old standardbred colt with multicentric diffuse large B cell lymphoma

open access: yesEquine Veterinary Education, EarlyView.
Summary Lymphoma in horses is uncommon and rarely diagnosed as a cause of ataxia. This case report describes a 2‐year‐old Standardbred cryptorchid colt who presented with acute onset of grade 3–4/5 spinal ataxia in all four limbs, with the hindlimbs more severely affected than forelimbs and severe proprioceptive deficits.
K. MacMillan   +3 more
wiley   +1 more source

Genital manifestations of tropical diseases [PDF]

open access: yes, 2004
Genital symptoms in tropical countries and among returned travellers can arise from a variety of bacterial, protozoal, and helminthic infections which are not usually sexually transmitted.
Richens, J
core   +2 more sources

Emerging and Miscellaneous Protozoal Diseases

open access: yes, 2021
Rangeliosis • Cause: Rangelia vitalii, a protozoan parasite of the phylum Apicomplexa, class Aconoidasida, order Piroplasmida; phylogenetically close to the family Babesiidae. • First Described: 1908, in dogs from Brazil (Carini, 1908). • Affected Hosts: Domestic dogs and wild canids (the crab-eating fox Cerdocyon thous, and the pampas fox Lycalopex ...
Marcondes, Mary   +3 more
openaire   +1 more source

Borna disease virus infection: Retrospective case series of five horses and two donkeys in Switzerland

open access: yesEquine Veterinary Education, EarlyView.
Summary Borna disease is an acute to subacute, rarely chronic non‐purulent meningoencephaylomyelitis affecting mainly horses and sheep. This case series describes the clinical signs, diagnosis, treatment, outcome and post‐mortem findings of five horses and two donkeys with this condition. The equids affected were geldings or mares of various breeds and
I. L. Piotrowski, M. Hilbe, H. K. Junge
wiley   +1 more source

Relative Contributions of Vibrio Polysaccharide and Quorum Sensing to the Resistance of Vibrio cholerae to Predation by Heterotrophic Protists [PDF]

open access: yes, 2013
Protozoan grazing is a major mortality factor faced by bacteria in the environment. Vibrio cholerae, the causative agent of the disease cholera, is a natural inhabitant of aquatic ecosystems, and its survival depends on its ability to respond to stresses,
Kjelleberg, S, McDougald, D, Sun, S
core   +2 more sources

Bilateral laryngeal paralysis (aplegia) occurring late during the recovery of a horse after orthopaedic surgery

open access: yesEquine Veterinary Education, EarlyView.
Summary A 9‐year‐old male castrated Standardbred was presented for evaluation of a comminuted right front first phalanx fracture. On initial clinical examination, mild haemoconcentration and increased vital parameters were noted. After overnight hospitalisation, the horse underwent general anaesthesia for surgical fracture repair.
I. Lutvikadic, K. Hopster, B. Driessen
wiley   +1 more source

Hybridization in parasites: consequences for adaptive evolution, pathogenesis and public health in a changing world [PDF]

open access: yes, 2015
[No abstract ...
A Berry   +108 more
core   +2 more sources

Equine protozoal myeloencephalitis—Presentation and progression

open access: yesEquine Veterinary Education, EarlyView.
Summary Equine protozoal myeloencephalitis (EPM) remains one of the most frequently diagnosed neurological disorders of horses in North America, caused primarily by Sarcocystis neurona and less commonly Neospora hughesi. The clinical presentation is highly variable due to multifocal involvement of both grey and white matter, with asymmetric ataxia and ...
S. Austin, S. Gray
wiley   +1 more source

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