Sentences with phrase «mammalian host»
The phrase "mammalian host" refers to an animal belonging to the mammal group that provides a living environment for another organism, such as a parasite or a disease-causing microorganism. It means that a specific mammal is serving as a home or habitat for another organism to live, grow, and possibly harm the host. Full definition
Acoustic reporter genes for noninvasive imaging of microorganisms in mammalian hosts.
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This rapid synthesis of OspC by spirochetes during tick feeding may play an essential role in the capacity of these bacteria to successfully infect mammalian hosts, including humans, when transmitted by ticks.
Toxoplasma «has an unparalleled mammalian host range,» Pernas says.
Following introduction into mammalian hosts (including humans) by the bite of a sand fly, Leishmania parasites undergo extensive changes to adapt to survival and multiplication inside the new host cells and tissues.
Thelazia callipaeda is a parasitic worm capable of infecting a range of mammalian host species including dogs, cats and human beings.
Currently, I study the prevalence, genetic diversity and evolutionary history of Demodex lineages, in relation to both human populations, as well as other mammalian hosts.
Fleas primarily utilize mammalian hosts (about 95 %).
The Nature study, titled «Acoustic reporter genes for noninvasive imaging of microbes in mammalian hosts,» was funded by the National Institutes of Health, the Canadian Institute of Health Research, the Burroughs Wellcome Fund, the Packard Fellowship, the Pew Scholarship, the Heritage Medical Research Institute, the National Science Foundation, and the Natural Sciences and Engineering Research Council of Canada.
OspC expression is required for B. burgdorferi infection of mammalian hosts.
Insects transmit diseases when, probing for blood vessels, they inject saliva together with viral, bacterial, or parasitic pathogens into the skin of mammalian hosts.
In this study, they see that bacterial evolution is driven by associations with lice, and louse evolution is tied to their mammalian hosts.
Although chlamydiae lack many biosynthetic capabilities, they retain functions for performing key steps and interconversions of metabolites obtained from their mammalian host cells.
B. burgdorferi possesses one protein that is essential for establishing a long - term infection of a mammalian host: VlsE.
The Potential for Respiratory Droplet — Transmissible A / H5N1 Influenza Virus to Evolve in a Mammalian Host
We used a mathematical model of within - host virus evolution to study factors that could increase and decrease the probability of the remaining substitutions evolving after the virus has infected a mammalian host.
But over time, the mammalian hosts turned that weapon against the virus.
But a new study disputes that hypothesis, arguing instead that genes of the 1918 virus had circulated in mammalian hosts, most likely pigs and humans, for several years before 1918.
They were especially curious to know where and when these pathogens were found in the ancient world, which species they infected, and how they adapted to their mammalian hosts.
The studies also allowed the team to pinpoint patterns of evolutionary change in the genes of these viruses, reflecting their adaptation to different kinds of mammalian hosts.
«They're actually able to sense when they're at a certain level in the mammalian host in the bloodstream and then are able to respond to that in some way.
The state of the mammalian host is also a critical variable in our approach.
In a mammalian host, the organism converts to a budding - yeast form (right panel) that colonizes host macrophages.
Genome sequence alterations detected upon passage of Burkholderia mallei ATCC 23344 in culture and in mammalian hosts.
Expression profiling of fungi and the mammalian host during in vivo infections and ex vivo infections of culture immune system cells
We thus aimed to grow any persistent B. burgdorferi present in the heart tissue of our infected macaques within an isolated system exposed to a mammalian host environment.
The transient pattern of ospC expression, coupled with the phenotype of the mutant, suggests that OspC does not provide a physiologic function required for growth in the mammalian host, but has a critical function early in host infection, preceding the acquired immune response.
This observation confirmed that OspC is essential for colonization of the mammalian host, independent of the source of the inoculum or the mode of infection.
Current research projects include: testing models of antagonistic coevolution by studying populations of nematodes that have evolved under different mating conditions; developing transgenic technology in fruit flies in order to test hypotheses about the function of non-coding DNA (collaboration with Jack Bateman); and using mitochondrial genome sequences to investigate the coevolutionary relationships between follicle mites and their mammalian hosts.
The ability to persist in both the tick vector and mammalian host and to be transmitted between them are absolute requirements for the maintenance of B. burgdorferi in nature.
The autoinducer - 3 (AI - 3) / epinephrine (Epi) / norepinephrine (NE) interkingdom signaling system mediates chemical communication between bacteria and their mammalian hosts.
Genome analysis of three Pneumocystis species reveals adaptation mechanisms to life exclusively in mammalian hosts.
By modifying its Osp's, the spirochete is able to change its presentation to the mammalian host's immune system thus escaping immune destruction.
A common intestinal parasite is Giardia lamblia (also known as Giardia intestinalis), a protozoan that uses a «sucker» to adhere to the intestines of mammalian hosts, including humans.