Results 31 to 40 of about 3,229,530 (290)

Ovine Toll-like Receptor 9 (TLR9) Gene Variation and Its Association with Flystrike Susceptibility

open access: yesAnimals, 2021
Toll-like receptors (TLRs) are a family of proteins that play a role in innate immune responses by recognising pathogen-associated molecular patterns derived from various microbes.
Xiu Liu   +9 more
doaj   +1 more source

Live to cheat another day: bacterial dormancy facilitates the social exploitation of beta-lactamases [PDF]

open access: yes, 2015
The breakdown of antibiotics by β-lactamases may be cooperative, since resistant cells can detoxify their environment and facilitate the growth of susceptible neighbours. However, previous studies of this phenomenon have used artificial bacterial vectors
A Bloor   +52 more
core   +1 more source

Physiological effects of water deficit on two oil palm (Elaeis guineensis Jacq.) genotypes

open access: yesAgronomía Colombiana, 2015
Water supply is the main limiting factor that affects oil palm (Elaeis guineensis Jacq.) yield. This study aimed to evaluate the gas exchange and photosynthetic capacity, determine the physiological effects and assess the tolerance potential of oil palm ...
Seyed Mehdi Jazayeri   +3 more
doaj   +1 more source

Kinetic Study of BLV Infectivity in BLV Susceptible and Resistant Cattle in Japan from 2017 to 2019

open access: yesPathogens, 2021
Bovine leukemia virus (BLV) is the causative agent of enzootic bovine leukosis. Polymorphism in bovine lymphocyte antigen (BoLA)-DRB3 alleles is related to susceptibility to BLV proviral load (PVL), which is a useful index for estimating disease ...
Lanlan Bai   +12 more
doaj   +1 more source

Behavior of susceptible-infected-susceptible epidemics on heterogeneous networks with saturation

open access: yes, 2004
We investigate saturation effects in susceptible-infected-susceptible (SIS) models of the spread of epidemics in heterogeneous populations. The structure of interactions in the population is represented by networks with connectivity distribution $P(k ...
C. S. Holling   +8 more
core   +1 more source

Evolution of antibiotic cross‐resistance and collateral sensitivity in Staphylococcus epidermidis using the mutant prevention concentration and the mutant selection window

open access: yesEvolutionary Applications, 2020
In bacteria, evolution of resistance to one antibiotic is frequently associated with increased resistance (cross‐resistance) or increased susceptibility (collateral sensitivity) to other antibiotics.
Natalie Ann Lozano‐Huntelman   +10 more
doaj   +1 more source

Tracking uncertainty in a spatially explicit susceptible-infected epidemic model [PDF]

open access: yes, 2010
In this paper we conceive an interval-valued continuous cellular automaton for describing the spatio-temporal dynamics of an epidemic, in which the magnitude of the initial outbreak and/or the epidemic properties are only imprecisely known.
Baetens, Jan, De Baets, Bernard
core   +2 more sources

Multiple phase transitions of the susceptible-infected-susceptible epidemic model on complex networks

open access: yes, 2015
The epidemic threshold of the susceptible-infected-susceptible (SIS) dynamics on random networks having a power law degree distribution with exponent $\gamma>3$ has been investigated using different mean-field approaches, which predict different outcomes.
Ferreira, Silvio C., Mata, Angélica S.
core   +1 more source

Differential cytokine responses following Marek's disease virus infection in chicken genotypes differing in resistance to Marek's disease [PDF]

open access: yes, 2003
The production of cytokine mRNAs, in addition to viral DNA, was quantified by real-time quantitative reverse transcription-PCR (RT-PCR) (cytokines) or PCR (virus) in splenocytes during the course of Marek's disease virus (MDV) infection in four inbred ...
Davison, T F, Kaiser, Pete, Underwood, G
core   +1 more source

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