Results 21 to 30 of about 815,641 (309)

Determinants of Host Range Specificity in Legume-Rhizobia Symbiosis

open access: yesFrontiers in Microbiology, 2020
Leguminous plants possess the almost unique ability to enter symbiosis with soil-resident, nitrogen fixing bacteria called rhizobia. During this symbiosis, the bacteria physically colonize specialized organs on the roots of the host plant called nodules,
Liam Walker   +3 more
doaj   +1 more source

Morphological and molecular studies of the nematode parasite Heterakis gallinarum (Heterakidae) infecting the cattle egret Bubulcus ibis (Ardeidae) [PDF]

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2023
Parasites infecting migratory birds all over the world are still under investigation. The identification of parasitic taxa infecting ardeids was done concerning their morphological and morphometric features.
R. Abdel-Gaber   +4 more
doaj   +1 more source

Increased sampling reveals novel lineages of Entamoeba: consequences of genetic diversity and host specificity for taxonomy and molecular detection. [PDF]

open access: yes, 2011
To expand the representation for phylogenetic analysis, ten additional complete Entamoeba small-subunit rRNA gene sequences were obtained from humans, non-human primates, cattle and a tortoise. For some novel sequences no corresponding morphological data
Alfellani, Mohammed   +7 more
core   +1 more source

STAT2 Limits Host Species Specificity of Human Metapneumovirus

open access: yesViruses, 2020
The host tropism of viral infection is determined by a variety of factors, from cell surface receptors to innate immune signaling. Many viruses encode proteins that interfere with host innate immune recognition in order to promote infection.
Meredith C. Rogers   +6 more
doaj   +1 more source

Identification of Host-Specific Bacteroidales 16S rDNA Sequences from Human Sewage and Ruminant Feces [PDF]

open access: yes, 2011
The need to identify the source of fecal contamination of water has led to the development of various fecal source identification methods, a field known as microbial source tracking (MST). One promising method of MST focuses on fecal members of the order
Allsop   +25 more
core   +1 more source

The Dual Function in Virulence and Host Range Restriction of a Gene Isolated from the pPATHEhg Plasmid of Erwinia herbicola pv. gypsophilae

open access: yesMolecular Plant-Microbe Interactions, 2000
The host range of the gall-forming bacterium Erwinia herbicola pv. gypsophilae (Ehg) is restricted to gypsophila whereas Erwinia herbicola pv. betae (Ehb) attacks beet as well as gypsophila.
David Ezra   +3 more
doaj   +1 more source

Rhizobium sp. BR816 Produces a Complex Mixture of Known and Novel Lipochitooligosaccharide Molecules

open access: yesMolecular Plant-Microbe Interactions, 2001
Rhizobial lipochitooligosaccharide (LCO) signal molecules induce various plant responses, leading to nodule development. We report here the LCO structures of the broad-host range strain Rhizobium sp. BR816.
Carla Snoeck   +5 more
doaj   +1 more source

Promiscuous specialists: Host specificity patterns among generalist louse flies.

open access: yesPLoS ONE, 2021
Ectoparasites such as louse flies (Diptera: Hippoboscidae) have tendency for host specialization, which is driven by adaptation to host biology as well as competition avoidance between parasites of the same host.
Aleksi Lehikoinen   +4 more
doaj   +1 more source

Complete Genome Sequences of vB_LmoS_188 and vB_LmoS_293, Two Bacteriophages with Specificity for Listeria monocytogenes Strains of Serotypes 4b and 4e [PDF]

open access: yes, 2015
peer-reviewedListeria monocytogenes is responsible for the rare disease listeriosis, which is associated with the consumption of contaminated food products. We report here the complete genome sequences of vB_LmoS_188 and vB_LmoS_293, phages isolated from
Casey, A.   +3 more
core   +1 more source

Bacterial leaf symbiosis in angiosperms: host specificity without co-speciation. [PDF]

open access: yesPLoS ONE, 2011
Bacterial leaf symbiosis is a unique and intimate interaction between bacteria and flowering plants, in which endosymbionts are organized in specialized leaf structures.
Benny Lemaire   +4 more
doaj   +1 more source

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