Sentences with phrase «animal reservoirs»

"Animal reservoirs" refers to animals that can carry and spread diseases without getting sick themselves. They act as a source of infection and may pass on these diseases to humans or other animals. Full definition
The outbreak started from a single transmission event from an unknown animal reservoir into the human population.
Factors affecting the level of risk of heartworm infection include the climate (temperature, humidity), the species of mosquitoes in the area, presence of mosquito breeding areas, and presence of animal reservoirs (infected dogs, foxes, coyotes).
It is also important to improve understanding of the spread of the disease among key decision makers, so effective control policies can be implemented in animal reservoirs
The One Health paradigm for global health recognizes that most new human infectious diseases will emerge from animal reservoirs.
With the emergence of Ebola virus from bats and hantaviruses from rodents, investigators say identifying the other species infected with HAV provides novel insight into the evolution of HAV and how it spread to humans, and highlights the utility of analyzing animal reservoirs for risk assessment of emerging viruses.
Wild animal reservoirs include wolves, coyotes, foxes, California gray seals, sea lions, and raccoons.
What remain in certain animal reservoirs are ancient strains, or biovars, which seem to correspond to each of the three pandemics.
The new genomic catalog contains nearly 200 viral genomes collected from patient samples in Sierra Leone and Nigeria, as well as field samples from the major animal reservoir, or host, of Lassa virus — the rodent Mastomys natalensis, also called the multimammate rat.
A new study challenges the widely held view that mice are the main animal reservoir for Lyme disease in the United States.
The importance of such findings resides in the fact that no dog, cat or wild carnivore from these two provinces (Siena and Perugia) has ever been found to carry microfilariae of D. repens, although suitable animal reservoirs shoul exist in sites where human dirofilariasis is repeatedly and not occasionally acquired or imported (Pampiglione and Rivasi, 2000).
The Society also reports, «Factors affecting the level of risk of heartworm infection include the climate (temperature, humidity), the species of mosquitoes in the area, presence of mosquito breeding areas and presence of animal reservoirs (such as infected dogs or coyotes).»
Both can persist in animal reservoirs or the environment, and both are adept at spawning new strains.
Although we failed to detect TMAdV in rodent droppings found near titi monkey cages (Table 2), it is still possible that the virus arose from an unknown animal reservoir.
Some of these infectious diseases also have wild animal reservoirs, meaning that they can survive in certain species of wild animals.
By testing all those samples, I identified microbes inhabiting the animal reservoirs and focused on those that showed up in the hunters» blood, making them candidates for firing up human disease.
«In order to even consider the possibility of reducing the animal reservoir of an emerging pandemic virus, one would need rapid and complete detection of virus in all geographical areas,» Osterholm says.
But nobody knew whether the virus would be able to survive the winter, either in mosquitoes or their eggs, or in birds, the virus's animal reservoir.
In addition to the implementation of hygiene measures to limit further camel - to - human and human - to - human transmissions, vaccine - mediated reduction of MERS - CoV spread from the animal reservoir may be envisaged.
Outbreaks of Middle East respiratory syndrome (MERS) raise questions about the prevalence and evolution of the MERS coronavirus (CoV) in its animal reservoir.
«Our study exemplifies the utility of looking beyond phylogenetic criteria alone when conducting risk assessment for emerging RNA viruses and the need to include functional, ecologic, and pathogenic analyses of animal reservoirs,» says Jan Felix Drexler, M.D., the study's corresponding author and a professor of medicine at the Institute of Virology at the University of Bonn Medical Centre in Germany.
«The risk of WNV transmission is complex and multifactorial; it concerns the virus, the vectors, the animal reservoirs, the environmental conditions and human behaviour.
Unlike smallpox, plague may never be eradicated, because it can hide in animal reservoirs.
So for the moment, we're just assuming there were two individual infections, probably from some animal reservoir.
So far, they haven't been able to find the virus's «animal reservoir» (the species it infects other than humans), or nail down how people are infected and how many mild or asymptomatic infections there are in the region.
«There is either an animal reservoir that is widespread and we are not aware of it, or there is substantial unrecognized human - to - human transmission of this virus,» Osterholm says.
«You can not really test the idea that animal reservoirs are important other than building a model from the data available.
Neither event was caused by re-introduction of the virus from an animal reservoir or from a neighboring country with active person - to - person transmission, according to the research team.
It is also important to improve understanding of the spread of the disease among key decision - makers, so effective control policies can be implemented in animal reservoirs
She has collaborated with researchers studying ticks, animal reservoirs, and human infection in northern California.
Factors affecting the level of risk of heartworm infection include the climate (temperature, humidity), the species of mosquitoes in the area, the presence of mosquito breeding areas, and the presence of animal reservoirs (infected dogs, foxes, coyotes).
In this view, canine and feline cases of subcutaneous dirofilariasis should be also reported as far as possible, in order to assess the presence, prevalence and pathogenicity of Dirofilaria repens in the animal reservoirs and final hosts.
It was thus worthy to report this retrospective analysis of 19 feline cases of subcutaneous dirofilariasis observed in an area of Central Italy, from wich 4 human cases have already been reported (Pampiglione et al., 1995; Pampiglione and Rivasi, 2000) and suitable vectors are present (Romi et al., 1997; Grelloni and Biasini, 2002), although no animal reservoirs has ever been noticed.
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