In many cases, these mutants are characterized with regard to phenotype, physiology and molecular biology. |
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Co-dominance refers to a situation in which both alleles are fully expressed in the phenotype, where neither is dominant over the other. |
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Co-dominance occurs when both alleles of a gene are expressed in the phenotype. |
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Parentals exhibiting either the spotted or unspotted phenotype, along with F 1 progeny, were used in a series of 29 crosses. |
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Only 15 of these genes were previously known to cause a toxin phenotype when mutated. |
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Eventually, they develop a mucoid phenotype, which marks the establishment of chronic infection. |
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However, only for a minority of genes is the function defined by a mutant phenotype. |
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In incomplete dominance, a heterozygote's phenotype will be intermediate between the two possible homozygous phenotypes. |
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The key difference between simple dominance and codominance is that in codominance the heterozygote exhibits a distinct phenotype. |
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The authors suggest that this phenotype may predispose to the development of fibromuscular dysplasia. |
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The phenotype is subtle, with minor dysmorphic features and developmental delay during childhood. |
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The most common mutant phenotype was an embryo with a polar body near one end and the development of one or two spindles in the middle. |
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I was introduced to the concept of phenotype during a course in forest dendrology, the taxonomy of trees. |
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Thus, both may act to suppress the wing phenotype by influencing cell growth and proliferation. |
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The most logical approach to gene therapy is the correction of a single gene defect, which causes the disease phenotype. |
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Gene genealogies can be used to understand the evolution of specific DNA sequences and relate sequence variation to plant phenotype. |
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Analysis of the double-mutant phenotype indicated that at the nonpermissive temperature, cells failed to undergo cytokinesis efficiently. |
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Male horseshoe crabs have two mating tactics that are associated with phenotype. |
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Weak png mutations permit several transient S-M cycles to occur, producing embryos with a characteristic phenotype of multiple polyploid nuclei. |
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Mutants isolated in the screen were divided into three classes on the basis of phenotype. |
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The phenotype was converted back to that characteristic of a wild-type strain, showing that the injected DNA contained the normal gene. |
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Many mutants died or showed pleiotropic defects casting doubt on the specificity of their retinal phenotype and were not included in this report. |
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As in mammals, both chromosomal constitution and cell interactions are involved in the development of germ-cell sexual phenotype. |
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This phenotype is intermediate between the two homozygotes and therefore no complementation is observed. |
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We used these two systems interchangeably in the characterization of the enlarged-eye phenotype described below. |
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In many instances, a complex phenotype can be assessed continuously or discontinuously. |
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Every second generation during backcrossing, we mated the first filial offspring of the parental backcross to recover the recessive phenotype. |
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The persistence of the myofibroblastic phenotype in the areas of active fibrosis is a characteristic finding in fibrotic lung disease. |
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The resulting kernel pigmentation phenotype consists of colorless pericarp with red sectors. |
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We did not see a hair phenotype, but a subtle hair pigmentation phenotype would be difficult to see. |
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In biological Weismannism, the genotype is the sole or primary developmental determinant of the phenotype. |
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Progeny plants were scored for pigmentation phenotype and analyzed for genotype using SSR markers. |
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However, there might be differences in this phenotype between immigrant and native Asian Indians. |
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The phenotype of a knockout mouse provides important clues about the gene's normal role. |
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Because these systems include redundant components, even strong perturbations may lead to only a subtle phenotype. |
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When a carrier of a sex-linked trait expresses the phenotype, she is called a manifesting heterozygote. |
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More detailed morphological analysis of this extreme phenotype showed the conversion of stamens into very small leaf-like structures. |
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Any phenotype that relies on the coordinated action of two or more gene loci is called polygenic trait. |
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These two genes are both thought to be very important in the expression of the malignant phenotype. |
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The remaining 24 progeny were tested only at marker loci on chromosomes showing significant linkage to the tumor multiplicity phenotype. |
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Perhaps in ideally favorable environments most genotypes yield more or less the same phenotype. |
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In positive assortative mating, individuals of similar phenotype mate together more frequently than expected by chance. |
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Because of reduced penetrance, individuals of different genotypes can have the same phenotype. |
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Cells expressing pol are hypersensitive to DNA alkylating agents and express neoplastic phenotype in animal model. |
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However, a cladistic approach to phenotype association studies does not require a complete absence of recombination. |
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In addition, enhancement or suppression of the H mutant phenotype was evaluated. |
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The data indicate that the mutations complement with respect to the auxotrophic phenotype when grown on Sang's medium. |
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The PCD phenotype results from axonemal abnormalities and dysfunction of motile cilia and flagella. |
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A similar phenotype has been observed in other species, including maize and sorghum. |
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Thus, suppression of the cut mutant wing phenotype is most likely due to the overexpression of Lola. |
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The dynamic stimuli of active cell culture systems promote special responses and phenotype expressions. |
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They also display a unique phenotype characterized by excessive sclerotization of the anterior-most cuticle. |
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F 1 progeny were scored under a dissecting scope for suppression or enhancement of the KDN rough eye phenotype. |
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The present invention relates to a method of diagnosing the risk of thermolabile phenotype diseases. |
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The suppression of the mutant phenotype of a1-mum2 aleurones takes several generations. |
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Without regressive evolution to prune the phenotype, all species would be encumbered by billion-year-long lists of superannuated traits. |
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In this regard, it is interesting to consider the potential effects of a division rate correlation on the organismal phenotype. |
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A difference in gene expression need not influence organismal phenotype or fitness. |
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It is known that induction of telomere shortening leads to the extinction of yeast clones similar to a senescent phenotype. |
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We can test the association between a phenotype and a set of haplotypes rather than a single haplotype. |
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The bithorax phenocopies show a transformation of metathoracic to mesothoracic segments, imitating the Ultrabithorax mutant phenotype. |
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As a control, we also analyzed the dynamic phenotype of ndc 10-1 in the presence and absence of benomyl. |
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In September, uninfected survivors were all adults while collaborative females typically retained a nymphal phenotype. |
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Also the genetic background in common laboratory and transgenic mice affects the phenotype. |
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The co-dominance of different alleles ensures that the pattern of bands, the phenotype, fully reflects the genotype. |
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The yucca phenotype derives from overexpression of a flavin monooxygenase like enzyme that oxidizes tryptamine to N-hydroxyl-tryptamine in vitro. |
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All analyses of the actual data were run on untransformed and log-transformed phenotype data. |
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In contrast, enhancers of the Tau rough eye phenotype further reduced the eye in size and produced increased ommatidial irregularity and fusion of the overlying lenses. |
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The yellow phenotype was completely rescued in all five lines. |
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In retrospect, the screen, while labor intensive, was quite straightforward and could be applied to other embryonic lethal genes with a clear cuticle phenotype. |
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Each candidate was then backcrossed to the unmutagenized parent and tetrads were dissected to ensure that the synthetic lethal phenotype resulted from a single mutation. |
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This is most likely to be a problem for mutants with a mitotic phenotype. |
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Classical genetics of human disease deals with monogenic disorders in which a single mutation in a single gene is causatively related to the phenotype. |
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The exceptionally low content of T. dubius units in some 2603-33 plants closely resembles the monomorphic phenotype often seen in relatively ancient allopolyploids. |
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How these mutations lead to the skeletal phenotype is not known. |
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The overall phenotype frequency distribution was positively skewed. |
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First, one would apply a clustering method to the unlinked markers to estimate the ancestry of the sampled individuals and the phenotype frequencies across subpopulations. |
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Evidence of a carotenoid mutant of rice was suggested by the phenotype of several mutants for which viviparous seeds germinated into albino seedlings. |
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We will identify genes that are differentially expressed between calcicolous and non-calcicolous ecotypes of A. thaliana and determine their role in the calcicole phenotype. |
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A causative role for AHA3 in male gametogenesis was proven by complementation with a normal transgenic gene and rescue of the mutant phenotype back to wild type. |
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As new genomes are sequenced, these tools are valuable both in annotation of protein functions and in correlating organismal genotype with phenotype. |
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Darwin's correlation between the phenotype and the cross-compatibility of the two forms of flower provided the foundation for subsequent analyses of heterostyly in Primula. |
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These morphological facts show that the pentadactyl limb arose after the fin-limb transition and is the product of the canalization of the phenotype of the archaic limbs. |
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This phenotype may be the result of defective interaxon communication that obstructs axon extension or fasciculation in the longitudinal pathways. |
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Other items of an interest at the forum will be susceptibilities and inborn anomalies, determination of the phenotype, genealogical study and risk assessment prevention. |
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The second mutant phenotype is a slower rate of photoreceptive disk membrane renewal in the outer segments, caused by perturbed phagocytosis of disk membranes. |
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Although the data are scarce, naturally occurring conjugative resistance plasmids are also generally considered costly when there is no selection for the resistance phenotype. |
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The differential fitnesses are weighted averages of phenotype fitnesses. |
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Maysin accumulation is correlated with a phenotype termed silk browning, in which the cut ends of silks turn brown due to the oxidation of flavones. |
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Specific genotypic mutations in the protease gene can result in high levels of phenotype resistance to individual protease inhibitors and cross resistance. |
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Indeed, increasingly, it is clear that the variability in phenotype and biological behavior of gliomas is a function of genomic and proteomic variability. |
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Attempts to quantify this phenotype would, therefore, lead to gross underestimates and not faithfully represent the occurrence of fluid discharge. |
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To define mechanisms underlying heritable changes in the phenotype, we analyzed the possibility of extranuclear inheritance by transferring some factors via the male. |
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As with any sex-linked gene, the female can only carry one dose of the gene, thus whichever form she expresses in the phenotype is the only form she carries. |
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Thus the archaea and viroid induced Warburg phenotype can contribute to the pathogenesis of schizophrenia, autism and primary seizure disorder. |
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This process can continue until the allele is fixed and the entire population shares the fitter phenotype. |
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Results demonstrate that this genomic instability is a part of a ROS induced mutator phenotype in the testis that leads to tumorogenesis. |
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The mutant strains have a shrinker phenotype which is caused by a mutation in GARA receptors. |
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Natural selection acts on an organism's phenotype, or physical characteristics. |
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To highlight the phenotype, lacking macrochaetae are encircled on the left heminotum. |
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Changes in these often have large effects on the phenotype of the individual because they regulate the function of many other genes. |
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The ABO blood group and Lewis phenotype in saliva were determined for persons found to be secretors as described. |
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The IMPC is an international scientific attempt to create and characterize the phenotype of 20,000 knockout mouse strains. |
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Proof-of-concept studies demonstrate that CNP can reverse the achondroplastic phenotype in mice. |
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An exceptional complex chromosomal rearrangement with eight breakpoints involving four chromosomes in an azoospermic male with normal phenotype. |
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Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. |
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Systematics changed from being based on phenotype to the underlying genotype. |
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Even within the same region, physical phenotype is not related to genetic affinity. |
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An individual organism's phenotype results from both its genotype and the influence from the environment it has lived in. |
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A phenetic species is a set of organisms which have a similar phenotype to each other, but a different phenotype from other sets of organisms. |
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As a result of its robust nature, Littorina littorea can be highly variable in phenotype with several different morphs present. |
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After behaviour has changed radically, small but quick changes of the phenotype follow to make the organism fitter to its changed goals. |
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Virulence of Streptococcus suis type 2 strains in newborn germfree pigs depends on phenotype. |
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Characterization of Vibrio metschnikovii and Vibrio gazogenes by DNA-DNA hybridization and phenotype. |
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If a mutation occurs within a gene, the new allele may affect the trait that the gene controls, altering the phenotype of the organism. |
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Now, a report from an expert panel published in the journal PAIN presents a consensus approach to assessing the phenotype of neuropathic pain. |
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Together, the BChE activity and the DN can be used to determine an individual's biochemical phenotype. |
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Connexin 43 mutations cause the pleiotropic phenotype of oculodentodigital dysplasia. |
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In addition, phenotypes can arise from complex polygenic traits, where an SNP only relates to one factor in the final phenotype. |
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A gene is a sequence of DNA that contains genetic information and can influence the phenotype of an organism. |
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The complete set of observable traits that make up the structure and behaviour of an organism is called its phenotype. |
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Erythromycin nonsusceptibility was the most common phenotype observed in all groups. |
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An example is the ABO blood type antigens in humans, where three alleles govern the phenotype. |
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Molecular biology improved our understanding of the relationship between genotype and phenotype. |
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Gastric cancers of the microsatellite mutator phenotype display characteristic genetic and clinical features. |
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Restoration of normal microenvironmental signaling can reverse the malignant phenotype even though the cancer cells retain all of their neoplastically transforming mutations. |
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Immunohistochemistry for chymotrypsin or trypsin can be helpful in identifying the acinar phenotype in pancreatoblastomas, as they were in this case. |
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As a result, many aspects of an organism's phenotype are not inherited. |
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Although SNP5 and SNP7 were intronic mutations, they also might affect alternatively spliced transcripts of mRNA or transcription factor binding, thus affecting phenotype. |
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However, viable hybrids are occasionally formed and these new species can either have properties intermediate between their parent species, or possess a totally new phenotype. |
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Since the extinction of the tarpan, attempts have been made to reconstruct its phenotype, resulting in horse breeds such as the Konik and Heck horse. |
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Inherited dilated cardiomyopathies are monogenic disorders caused by mutations in more than 30 genes, characterised by substantial phenotype heterogeneity. |
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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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Further studies into the methylation status of this promoter region would provide insight into the CpG island methylator phenotype of these tumours. |
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About half of the promoters of human genes are embedded in CpG islands, so this phenotype in tumor DNA is called the CpG island methylator phenotype. |
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The CpG island methylator phenotype is characterized by DNA hypermethylation in the promoters of tumor suppressor genes with silencing of transcription. |
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It is this genetic variation that underlies differences in phenotype. |
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Hanania showed that this phenotype has more frequent acute exacerbations. |
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Specifically, Afrocentric phenotype bias is explored to gain a better understand of how within-category, feature-based differences influence promotability evaluations. |
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This way it looks as if the phenotype were changing guided by some invisible hand, while it is merely natural selection working in combination with the new behaviour. |
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Analysis of mosaic animals after mitotic recombination could permit to investigate the phenotype of the mutant clones in wild-type or otherwise mutant imaginal discs. |
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Popper postulates that such purely behavioural changes are less likely to be lethal for the organism compared to drastic changes of the phenotype. |
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The relationship between the karyotype and the phenotype was analyzed in 2 populations where we found a representative number of individuals of each karyotypic class. |
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This was the first case of high-level vancomycin-resistant enterococci with a class A phenotype isolated from a person in our hospital or in Ankara, Turkey. |
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The term was often used in a general biological taxonomic sense, starting from the 19th century, to denote genetically differentiated human populations defined by phenotype. |
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Then they screened the biofilm phenotype using crystal violet stain. |
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Although S lines had higher VO2 max than C, subordinate traits showed no statistical differences when the presence of the mini-muscle phenotype was controlled. |
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The demonstration that the short sleeper phenotype can be reverted in these lines by transposon jumping indicates that a single gene is likely to be involved. |
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Research on the genetic factors contributing to neuropathic pain has been hindered by the lack of a standard approach to assessing its clinical characteristics or phenotype. |
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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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Many scientific racialists pointed out at the time that it would have been difficult for races to change so markedly in genotype and phenotype in such a short period of time. |
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