These phenotypic classes are discussed below, with reference to previously identified zebrafish melanocyte mutants. |
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The fact that phenotypic differentiation is most pronounced in male secondary sexual ornaments suggests a primary role for sexual selection. |
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The temperature at which the eggs of ectothermic vertebrates incubate can influence several phenotypic traits of offspring. |
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At the proximal level, attraction may be facilitated by phenotypic matching, a mechanism proposed to foster recognition of close kin. |
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A conceptual framework for understanding how polygenes give rise to discrete phenotypic variation is the threshold model. |
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We chose unexposed siblings to provide phenotypic controls, a standard way of establishing acquired rather than inherited abnormalities. |
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Isolates underwent polyphasic analyses employing phenotypic and genotypic assays to determine species identification. |
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Thus, a more detailed study is necessary using phenotypic and genotypic methods to have a better picture of enterococcal infections. |
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A second testicular metric that may correlate with reproductive potency and phenotypic condition is directional asymmetry. |
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Recent data has shown that women can have full phenotypic expression of HH, including cirrhosis. |
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An early phenotypic alteration in these mice is a cardiomyopathy with calcification and altered mitochondrial appearance. |
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The phenotypic adaptation in our study may help explain their frequent occurrence. |
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This is particularly important, as the mapping is only as good as the quality of the quantitative phenotypic data. |
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Unfortunately, no study so far has compared the variation in phenotypic characters among all taxa of the X. guttatus superspecies. |
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Yet 8 of the 16 phenotypic males did not produce milt by abdominal pressure, and may have been intersexes. |
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The mean phenotypic plasticity for the seven variables decreased significantly with increasing leaf longevity. |
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The open circles indicate variation of pigmentation inside the phenotypic class. |
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There is an important conceptual distinction between the evolutionary response to natural selection and phenotypic selection. |
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Certainly around the turn of the 20th century, Darwinian views were opposed by some botanists because of phenotypic plasticity. |
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Selection experiments have even targeted the degree of phenotypic plasticity of particular traits. |
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There is no experimental evidence so far that phenotypic plasticity allows plants to adapt cuticular permeance to changes in evaporative demand. |
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In cultures used for phenotypic analysis, the ammonium tartrate was omitted from the medium. |
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In this case, phenotypic plasticity and not genetic uniqueness confer disparate leaf morphology. |
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Rapid phenotypic changes are expected to occur in invasive species in response to new environmental conditions. |
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The two populations allow for a comparative phenotypic analysis of species-specific genome introgressions in a common genetic background. |
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Classical quantitative genetics has applied linear modeling to the problem of mapping genotypic to phenotypic variation. |
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Molecular heterogeneity for PKU results in wide phenotypic heterogeneity, which contributes to biochemical individuality. |
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Since the 1860s Mendelian genetics has recognized that many phenotypic traits are related to functional units of heredity. |
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An underlying factor may be any measurable value, continuous or discrete, that influences the phenotypic traits of interest. |
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Each type of monosomic and monotelodisomic aneuploid exhibits a characteristic chromosome-specific phenotypic syndrome. |
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Chi-square analysis was used to determine the statistical significance of phenotypic differences observed among different genotypes. |
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Environmental factors can determine the phenotypic presentation of familial Alzheimer's disease. |
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Numerous phenotypic characters have been associated with DNA C-values and with genome size apart from the genetic effect. |
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In the second step these probabilities are used as independent variates in a model to analyze the phenotypic data. |
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It is thought to be a multigene dominant condition with variable phenotypic expression. |
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All negative strains that appeared oxacillin resistant by phenotypic methods were tested for production of beta-lactamase by iodometric method. |
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Untangling this intricate mesh of cause and effect, genetic adaptation and phenotypic plasticity, is a primary objective of plant science. |
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In order to obtain replicated phenotypic data, plants were vegetatively propagated through cuttings. |
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In some cases, the position of the gene on a chromosome can affect the phenotypic outcome. |
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It follows that genes carry information about phenotypes because phenotypic values reliably correlate with genotypic values. |
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It also lets them see how predictable phenotypic expression is based on genetic variation. |
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This pattern of parallel evolution must be distinguished from parallelism in phenotypic space. |
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Fertile hybrids may intercross or backcross with parental species, producing abundant genetic and phenotypic variation for natural selection. |
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Work is under way to confirm via phenotypic assays that specific mutations are associated with different levels of antibiosis. |
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Descriptions of the phenotypic features and dichotomous keys for identification are provided for accepted species in the different genera. |
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Genes can be analysed through their phenotypic expression or by an examination of the genome. |
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Targeted compounds were evaluated for antimitotic microtubule destabilizing activity using a phenotypic sea urchin embryo assay. |
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Among the phenotypic fingerprints, the analysis of electrophoretic profiles of whole cell proteins has been proposed. |
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Integrin β1 is a possible new marker and target for phenotypic maintenance in chondroid cells. |
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The present study tests the hypothesis that heterotypic stromal-epithelial interactions cause phenotypic changes in urothelium. |
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In contrast to thermodynamics, where molecular motions can be averaged out over macroscopic scales, genetic details do influence phenotypic evolution. |
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In this case, the phenotypic description included the measurements of the length of the awn considering those of the more distal spikelets of the ear. |
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The phenotypic diversity resulting from karyotypic diversity endows the cell population with superior adaptability. |
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The selective forces promoting such phenotypic conformity in groups should in theory make it more difficult for group members to identify other individuals. |
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Whether or not any particular deletion can be recovered will, of course, depend upon the phenotypic consequences of haploidy for its chromosome region. |
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Long before we knew anything about the physical basis of heredity, factors or genes were identified in terms of their functional or phenotypic effects. |
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The phenotypic analysis of fru mutant embryos along with fru's temporal and spatial expression pattern suggests that the fru gene functions during axonal outgrowth. |
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There are usually both genotypic and phenotypic aspects to such physiological and morphological adaptations. |
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Their television daughter shows no phenotypic signs of being biracial. |
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The group is in the process of identifying tumour phenotypic and genotypic profiles that lead to sensitivity to EGFR inhibitors. |
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This proved that genes were not the sole determiners of phenotypic character. |
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This simply illustrates the phenotypic composition of the reported Dalmatians in terms of spot color, which has never been shown to correlate with deafness. |
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It is only in these forms that the effect of the genetic manipulation on the phenotypic expression can be studied. |
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Experiments that examine genetic variation and phenotypic plasticity in trees are often limited in replication or restricted to early seedling stages. |
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Intriguingly, the difference in phenotypic mix between the sexes is not huge. |
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Density-dependent phenotypic variation in the hay-scented fern, Dennstaedtia punctilobula. |
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The majority of phenotypic progenitor cells were shown to be lymphoid and not myeloid. |
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Seagrasses display an extraordinarily high degree of phenotypic plasticity, adapting rapidly to changing environmental conditions. |
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These methods can be used on alleles of known phenotypic effect, such as the recessive allele for albinism, or on DNA segments of any type of known or unknown function. |
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These variations of phenotypic expression are called variable expressivity, and they are undoubtedly due to the modifying effects of other genes or environmental factors. |
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Inflammatory pain hypersensitivity mediated by phenotypic switch in myelinated primaiy sensory neurons. |
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So long as the world in this case the family and its structure is not too aberrant, most predictable phenotypic differences will be the result of genetic differences, sometimes quite small ones, not environmental differences. |
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The difficulty in interpreting morphological information is exacerbated because of the tremendous phenotypic plasticity in shell shape found in physids. |
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It is possible that what has been identified as Lake Winnipeg Physa is an expression of phenotypic plasticity in P. integra in response to wave-swept conditions. |
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This buffering might indicate some phenotypic plasticity. |
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Hence, the diploid hybrid exhibited phenotypic divergence from both parents, while the gynogenetic diploids were phenotypically indistinguishable from the maternal parent and had similar meristic counts. |
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There were considerable phenotypic variations for the fruit size-related traits in our F2 population, and the distribution of these traits suggests fruit size traits are controlled by polygenes. |
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Because tolerance to drought is a complex phenotypic trait controlled by polygenes, it would not be useful to research any single gene or single class of genes to understand molecular mechanisms underlying drought tolerance. |
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We will promote the acquisition of knowledge on the phenotypic variation of both complex and rare diseases, interactions with the human microbiome, and the health consequences of changes in the natural and built environments. |
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The predictive value of hepatocyte cell lines is often limited by substantial phenotypic differences between these cells and the tissues from which they were derived. |
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His laboratory also develops mouse models of human arrhythmogenic diseases, with phenotypic characterization being performed in a dedicated mouse electrophysiology laboratory. |
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The dominant approach to the study of heredity at the time was biometry, spearheaded by Karl Pearson in London, which involved statistical analysis of the phenotypic variation found in natural populations. |
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Third is more productive use of phenotypic and genotypic resistance inherent in crop cultivars or livestock-that means selection of livestock and crops that are best suited to your environment. |
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Background therapy was selected on the basis of the patients' prior treatment history as well as genotypic and phenotypic viral resistance measurements. |
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Our main research subject is the phenotypic and genotypic diversity of the Human Immunodeficiency Virus, and its impact on vaccine development, antiviral therapy and diagnosis. |
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The extensive database created by this program will contain genotypic and phenotypic information on cattle and be instrumental in delivering multiple genomic-based technologies. |
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The animal clones must be checked routinely for the most common phenotypic anomalies, such as atresia anii, umblical hernia, flexor muscle contractions, respiratory or cardiac insufficiency, and failure to suckle. |
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For instance, overexpression of the gene coding for superoxide dismutase, an enzyme involved in the detoxification of reactive oxygen species, can lead to high phenotypic variability under characterization. |
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Contrary to the phenotypic trends in Figures 1 and 2, there are no signs of any levelling off or slowing down in the most recent years for either stature or size from a genetic perspective. |
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How do differences in genes bring about differences in phenotypic traits? |
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Genomics will bolster the accuracy of genetic improvement of disease resistance but this too requires continuous collection of quality data to reflect each animal's phenotypic performance. |
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The assessment of unintended effects takes into account the phenotypic characteristics of the animal that are typically monitored by breeders during animal production stock development and improvement. |
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It has also been possible to identify some of these genetically determined risk factors in the past through the identification of phenotypic characteristics. |
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The presentation described its unique resistance profile as assessed by in vitro susceptibility testing with a reporter-gene based phenotypic assay in comparison with currently-marketed protease inhibitors. |
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It learned from the studies in inbred lines of Oilseed that the assessment of uniformity by molecular data could be consistent with assessment by phenotypic characteristics in some species with certain marker sets. |
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A description of the stability of the phenotypic and genotypic changes known to have resulted from the modifications to the micro-organism should be provided. |
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The principle is to compute a phenotypic distance between each pair of varieties, this distance being a sum of distances on each individual observed characteristic. |
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A substantial part of the phenotypic variation in a population is caused by genotypic variation. |
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A portion of all genetic variation is functionally neutral, producing no phenotypic effect or significant difference in fitness. |
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The dorsal fin usually shows phenotypic variations that help discriminate among populations. |
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Its phenotypic variations may be indicative of a speciation event, as opposed to phenotypic plasticity. |
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Domestication syndrome is the suite of phenotypic traits arising during domestication that distinguish crops from their wild ancestors. |
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MicroRNA-155 regulates angiotensin II type 1 receptor expression and phenotypic differentiation in vascular adventitial fibroblasts. |
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The observed strong phenotypic similarity was preserved under speciation through complete allopatry. |
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When and how do phenotypic profiles start during the developmental process, and can they be impacted by the environment and family? |
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Pure gonadal dysgenesis is characterised by a 46,XY karyotype in a female phenotypic patient. |
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Principal well-supported clades recovered in the phylogenetic analyses provided the foundation upon which we assessed phenotypic differences to make generic recommendations. |
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Indeed, the screening of drugs with extensive polypharmacologies within phenotypic assays is an intriguing exercise in associating mechanism to phenotype. |
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Among phenotypic traits distinguishing the 2 biotypes, sensitivity to polymyxin B is considered a reliable indicator and stable phenotype for biotyping. |
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For now, this can only be accomplished by having a thorough understanding of the ontogenetic, epigenetic and environmental contributions to phenotypic variations. |
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The existence of intratumor phenotypic heterogeneity was described a few decades ago, but the biological impact of this clonal diversity remains unknown. |
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It has been described as having phenotypic characteristics of a rhinovirus, as it is more acid-sensitive and thermolabile than other enterovirus serotypes. |
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