Results 11 to 20 of about 2,859,789 (309)

Naturally prion resistant mammals [PDF]

open access: yesPrion, 2012
Each known abnormal prion protein (PrP (Sc) ) is considered to have a specific range and therefore the ability to infect some species and not others. Consequently, some species have been assumed to be prion disease resistant as no successful natural or experimental challenge infections have been reported.
Natalia, Fernández-Borges   +8 more
openaire   +2 more sources

The effect of environmental heterogeneity on RPW8-mediated resistance to powdery mildews in Arabidopsis thaliana [PDF]

open access: yes, 2012
Background and Aims: The biotic and abiotic environment of interacting hosts and parasites may vary considerably over small spatial and temporal scales. It is essential to understand how different environments affect host disease resistance because this ...
Agrios   +70 more
core   +1 more source

Overcoming drug resistance, the natural way [PDF]

open access: yesCell Host & Microbe, 2022
Colistin is an antibiotic of last resort for treating Gram-negative bacterial infections, but resistance is spreading rapidly. In a recent issue of Nature, Wang et al. use genome mining to identify and synthesize a natural variant that bypasses colistin resistance and offers new hope for tackling antimicrobial resistance.
Hutchings, Matthew I.   +1 more
openaire   +3 more sources

Association of the porcine C3 gene with haemolytic complement activity in the pig

open access: yesGenetics Selection Evolution, 2003
The complement component C3 plays an essential role in the activated complement system, which is involved in phagocytosis, inflammation and immunoregulation to destroy infectious microorganisms.
Mekchay Supamit   +3 more
doaj   +1 more source

Natural durability of five tropical wood species in field decay tests

open access: yesMaderas: Ciencia y Tecnología, 2022
Measuring the natural resistance of wood is fundamental for proper use. The natural durability of five tropical wood species was investigated by field decay testing during exposure for 360 days. Wood logs (length of 0,5 m; diameter of 8 cm - 12 cm) were
Felipe Gomes Batista   +4 more
doaj   +1 more source

The cost of phage resistance in a plant pathogenic bacterium is context-dependent. [PDF]

open access: yes, 2015
Parasites are ubiquitous features of living systems and many parasites severely reduce the fecundity or longevity of their hosts. This parasite-imposed selection on host populations should strongly favor the evolution of host resistance, but hosts ...
Koskella, Britt   +2 more
core   +1 more source

Natural and Engineered Resistance Mechanisms in Plants against Phytoviruses

open access: yesPathogens, 2023
Plant viruses, as obligate intracellular parasites, rely exclusively on host machinery to complete their life cycle. Whether a virus is pathogenic or not depends on the balance between the mechanisms used by both plants and viruses during the intense ...
Anik Majumdar   +2 more
doaj   +1 more source

Electromotive force and internal resistance of an electron pump [PDF]

open access: yes, 2003
We present a scattering theory of the electromotive force and internal resistance of an electron pump. The characterization of the device performance in terms of only two parameters requires the assumption of incoherent multiple scattering within the ...
Fernando Sols   +5 more
core   +1 more source

Neutrophils stimulation index in people under consumption of broiler chickens meat at pre-slaughter stress correction

open access: yesRegulatory Mechanisms in Biosystems, 2015
The data about changes in neutrophils stimulation index in men blood after consumption of broiler chicken meat with the natural origin immunomodulators, introduced in feed before slaughter, is presented in this paper.
S. Grabovskyi, O. Grabovska
doaj   +1 more source

Drug resistance and viral tropism in HIV-1 subtype C-infected patients in KwaZulu-Natal, South Africa: implications for future treatment options [PDF]

open access: yes, 2011
Article approval pendingDrug resistance poses a significant challenge for the successful application of highly active antiretroviral therapy (HAART) globally. Furthermore, emergence of HIV-1 isolates that preferentially use CXCR4 as a coreceptor for cell
Ashika Singh   +48 more
core   +2 more sources

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