Results 31 to 40 of about 404,477 (319)

Genotypic variation and nitrogen stress effects on root anatomy in maize are node specific

open access: yesJournal of Experimental Botany, 2019
Anatomical phenotypes of maize nodal roots vary significantly across nodes and nitrogen levels, which affects the evaluation of genotypic variation, allometry, and adaption among field-grown hybrid and inbred lines.
Jennifer T. Yang   +3 more
semanticscholar   +1 more source

The genetic contribution of the NO system at the glutamatergic post-synapse to schizophrenia : further evidence and meta-analysis [PDF]

open access: yes, 2014
NO is a pleiotropic signaling molecule and has an important role in cognition and emotion. In the brain, NO is produced by neuronal nitric oxide synthase (NOS-I, encoded by NOS1) coupled to the NMDA receptor via PDZ.
Adolfsson, R.   +24 more
core   +5 more sources

Accuracy and responses of genomic selection on key traits in apple breeding [PDF]

open access: yes, 2016
open13siThe application of genomic selection in fruit tree crops is expected to enhance breeding efficiency by increasing prediction accuracy, increasing selection intensity and decreasing generation interval.

core   +1 more source

Comparison of Genotypic and Phenotypic Correlations: Cheverud’s Conjecture in Humans

open access: yesGenetics, 2018
Cheverud’s conjecture asserts that the use of phenotypic correlations as proxies for genetic correlations in situations where genetic data is not available is appropriate. Although empirical evidence for this has been found across...
Sebastian M. Sodini   +3 more
semanticscholar   +1 more source

Anderson Localization, Non-linearity and Stable Genetic Diversity

open access: yes, 2006
In many models of genotypic evolution, the vector of genotype populations satisfies a system of linear ordinary differential equations. This system of equations models a competition between differential replication rates (fitness) and mutation.
Charles L. Epstein   +19 more
core   +1 more source

Near-periodic substitution and the genetic variance induced by environmental change [PDF]

open access: yes, 2006
We investigate a model that describes the evolution of a diploid sexual population in a changing environment. Individuals have discrete generations and are subject to selection on the phenotypic value of a quantitative trait, which is controlled by a ...
Barton   +29 more
core   +3 more sources

Why Can't We Just Use PCR? The Role of Genotypic versus Phenotypic Testing for Antimicrobial Resistance Testing

open access: yesClinical Microbiology Newsletter, 2018
There is a need for phenotypic susceptibility testing that is expeditious and that can be performed directly from clinical specimens. While rapid pathogen identification is important, it is the susceptibility result that is essential for antimicrobial ...
J. Bard, Francesca Lee
semanticscholar   +1 more source

On the design of diploid genetic algorithms for problem optimization in dynamic environments [PDF]

open access: yes
Tihis article is posted here with permission from the IEEE - Copyright @ 2006 IEEEUsing diploidy and dominance is one method to enhance the performance of genetic algorithms in dynamic environments.
Yang, S
core   +1 more source

Diversity across Seasons of Culturable Pseudomonas from a Desiccation Lagoon in Cuatro Cienegas, Mexico. [PDF]

open access: yes, 2012
Cuatro Cienegas basin (CCB) is a biodiversity reservoir within the Chihuahuan desert that includes several water systems subject to marked seasonality. While several studies have focused on biodiversity inventories, this is the first study that describes
Eguiarte, Luis E   +3 more
core   +2 more sources

Differential DNA accessibility to polymerase enables 30-minute phenotypic β-lactam antibiotic susceptibility testing of carbapenem-resistant Enterobacteriaceae [PDF]

open access: yes, 2020
The rise in carbapenem-resistant Enterobacteriaceae (CRE) infections has created a global health emergency, underlining the critical need to develop faster diagnostics to treat swiftly and correctly.
Garner, Omai B.   +5 more
core   +1 more source

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