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A Conserved Molecular Framework for Compound Leaf Development
... search tree) from this multiple sequence alignment were generated with PhyML(2) using optimal amino acide substitution model JTT + G select using ModelGenerator (v0.84)(3). The NAC1 protein from A. thaliana was used as outgroup. Bootstrap confidence values were obtained by 100 replicates and only bo ...
... search tree) from this multiple sequence alignment were generated with PhyML(2) using optimal amino acide substitution model JTT + G select using ModelGenerator (v0.84)(3). The NAC1 protein from A. thaliana was used as outgroup. Bootstrap confidence values were obtained by 100 replicates and only bo ...
Puffs and PCR: the in vivo dynamics of early gene
... includes a novel induction of E75B in early prepupae. As suggested by the analysis of cDNAs (DiBello et al., 1991), BR-C shows a complex pattern of expression throughout this period. The developmental profiles of BR-C transcripts reveal combinations of isoforms encoding Z1, Z2 or Z3 zinc-finger doma ...
... includes a novel induction of E75B in early prepupae. As suggested by the analysis of cDNAs (DiBello et al., 1991), BR-C shows a complex pattern of expression throughout this period. The developmental profiles of BR-C transcripts reveal combinations of isoforms encoding Z1, Z2 or Z3 zinc-finger doma ...
Insights into three whole-genome duplications gleaned
... estimated gaps) is composed of 1,202 scaffolds, 274 of which have lengths >2 kb and 96 of which are >50 kb (Table S1). This is less than half the genome size of all members of the P. aurelia complex that have been sequenced (68-77 Mb) (McGrath et al., submitted), and consistent with P. caudatum havi ...
... estimated gaps) is composed of 1,202 scaffolds, 274 of which have lengths >2 kb and 96 of which are >50 kb (Table S1). This is less than half the genome size of all members of the P. aurelia complex that have been sequenced (68-77 Mb) (McGrath et al., submitted), and consistent with P. caudatum havi ...
DnaJ-related protein essential for placentation - Development
... in only a portion of mutant conceptuses indicating that the VCAM1/α4 integrin interaction is not the only mechanism mediating chorioallantoic fusion. FGF signaling also plays a role in placental development since a hypomorphic mutation in the FGFR2 gene causes either defects in chorioallantoic fusio ...
... in only a portion of mutant conceptuses indicating that the VCAM1/α4 integrin interaction is not the only mechanism mediating chorioallantoic fusion. FGF signaling also plays a role in placental development since a hypomorphic mutation in the FGFR2 gene causes either defects in chorioallantoic fusio ...
How imprinting is relevant to human disease - Development
... of chromosomes but both copies of a particular chromosome or chromosome segment have been derived from one or the other parent. At least seven mouse chromosome segments appear to have major differential effects on growth, behaviour and survival depending on whether inheritance is from the mother or ...
... of chromosomes but both copies of a particular chromosome or chromosome segment have been derived from one or the other parent. At least seven mouse chromosome segments appear to have major differential effects on growth, behaviour and survival depending on whether inheritance is from the mother or ...
Evolution of Mammalian KELL Blood Group Glycoproteins and
... proteins are shown in Figure 1, together with previously reported sequences for human [2] and mouse KELL proteins [9] (Table 1). Alignments of human with other mammalian sequences examined were between 55-98% identical, suggesting that these are members of the same gene family, whereas comparisons o ...
... proteins are shown in Figure 1, together with previously reported sequences for human [2] and mouse KELL proteins [9] (Table 1). Alignments of human with other mammalian sequences examined were between 55-98% identical, suggesting that these are members of the same gene family, whereas comparisons o ...
Polyploidy Enhances F Pollen Sterility Loci
... analysis identified a prominent functional gene class consisting of seven genes related to photosystem I (Gene Ontology 0009522). Moreover, 55 meiosis-related or meiosis stage-specific genes were associated with IPE in autotetraploid rice, including Os02g0497500, which encodes a DNA repair-recombinati ...
... analysis identified a prominent functional gene class consisting of seven genes related to photosystem I (Gene Ontology 0009522). Moreover, 55 meiosis-related or meiosis stage-specific genes were associated with IPE in autotetraploid rice, including Os02g0497500, which encodes a DNA repair-recombinati ...
Analysis of acid-induced asr gene promoter of Enterobacteriaceae
... PhoB binding site (pho box). Transcription factor binding sites in bacterial genomes are usually long, consisting of ~30 bases and variable. Often most of their regulatory sequences are carried in two conserved subregions, each about 6 bases in length [16], which contain the predominant contacts wit ...
... PhoB binding site (pho box). Transcription factor binding sites in bacterial genomes are usually long, consisting of ~30 bases and variable. Often most of their regulatory sequences are carried in two conserved subregions, each about 6 bases in length [16], which contain the predominant contacts wit ...
Involvement of Sox1, 2 and 3 in the early and subsequent molecular
... relevant to the lens induction process, reflecting the second state being met within the ectoderm. We have found that δ1-crystallin gene is regulated by a lensspecific enhancer located in the third intron (Hayashi et al., 1987; Goto et al., 1990), and that the lens-specificity of the enhancer is det ...
... relevant to the lens induction process, reflecting the second state being met within the ectoderm. We have found that δ1-crystallin gene is regulated by a lensspecific enhancer located in the third intron (Hayashi et al., 1987; Goto et al., 1990), and that the lens-specificity of the enhancer is det ...
special - Microbiology
... The availability of a transformation system, and of readily isolable streptomycete plasmids and phages, led to the rapid development of DNA cloning systems (Bibb e t al., 1980; Suarez & Chater, 1980; Thompson e t al., 1980; reviewed by Hopwood e t al., 1987). The ability to clone streptomycete genes ...
... The availability of a transformation system, and of readily isolable streptomycete plasmids and phages, led to the rapid development of DNA cloning systems (Bibb e t al., 1980; Suarez & Chater, 1980; Thompson e t al., 1980; reviewed by Hopwood e t al., 1987). The ability to clone streptomycete genes ...
Repeat mediated gene duplication in the Drosophila
... was added, and this longer sequence was used to identify the endpoints (via BLAST). This process was repeated until the alignment no longer terminated at the end of the partition, and the duplication endpoint was identified. Protein coding sequences were inferred using the initial published annotatio ...
... was added, and this longer sequence was used to identify the endpoints (via BLAST). This process was repeated until the alignment no longer terminated at the end of the partition, and the duplication endpoint was identified. Protein coding sequences were inferred using the initial published annotatio ...
operon
... Translation to Be Controlled by Small Molecule Interactions with RNA • Small molecules can regulate gene expression by binding to special sites in mRNA called riboswitches • Binding of the molecule to its riboswitch triggers changes in mRNA shape that affect transcription or translation • Riboswitch ...
... Translation to Be Controlled by Small Molecule Interactions with RNA • Small molecules can regulate gene expression by binding to special sites in mRNA called riboswitches • Binding of the molecule to its riboswitch triggers changes in mRNA shape that affect transcription or translation • Riboswitch ...
- University of Bath Opus
... expression in the primate genome and show that there is a significant degree of similarity in sex-biased gene expression among neighbouring genes. Whether this clustering of genes with similar expression profiles is functional or instead the result of transcriptional interference with adjacent genes ...
... expression in the primate genome and show that there is a significant degree of similarity in sex-biased gene expression among neighbouring genes. Whether this clustering of genes with similar expression profiles is functional or instead the result of transcriptional interference with adjacent genes ...
the kinship theory of genomic imprinting - Fischer Lab
... δai and δbj can be represented by a differentiable function of the total level of gene expression X. Then the kinship theory predicts that the evolutionarily stable strategy (ESS) at the locus will be either ‘symmetric’ or ‘asymmetric’ (21). A symmetric ESS occurs when maternally derived and paterna ...
... δai and δbj can be represented by a differentiable function of the total level of gene expression X. Then the kinship theory predicts that the evolutionarily stable strategy (ESS) at the locus will be either ‘symmetric’ or ‘asymmetric’ (21). A symmetric ESS occurs when maternally derived and paterna ...
Increased transcription rates correlate with increased reversion rates
... buffer (pH 6?5). When cells were to be starved for an amino acid, it was present at 0?2 mM in the growth medium. When cultures reached an OD550 of 0?1, they were labelled with 100 mCi (3?7 MBq) H332PO4 ml21 (ICN; 3?76106 Bq ml21) and then grown at 37 uC to an OD550 of 0?3. Growth was monitored in an ...
... buffer (pH 6?5). When cells were to be starved for an amino acid, it was present at 0?2 mM in the growth medium. When cultures reached an OD550 of 0?1, they were labelled with 100 mCi (3?7 MBq) H332PO4 ml21 (ICN; 3?76106 Bq ml21) and then grown at 37 uC to an OD550 of 0?3. Growth was monitored in an ...
A Comparative Genomic Analysis of Two Distant Diptera, the Fruit
... each of which is homologous to a corresponding small multigene family in Drosophila, clustered at a single cytogenetic location. Table 4 lists these 70 mosquito gene sequences by cytogenetic location, together with their Drosophila orthologs and their locations. Table 5 summarizes and correlates the ...
... each of which is homologous to a corresponding small multigene family in Drosophila, clustered at a single cytogenetic location. Table 4 lists these 70 mosquito gene sequences by cytogenetic location, together with their Drosophila orthologs and their locations. Table 5 summarizes and correlates the ...
Technical Targets
... (hyp2) was found within the uptake hydrogenase operon. This raises the question as to which set of maturation genes is responsible for building an active CBS hydrogenase and needs to be co-transformed along with the CBS hydrogenase into Synechocystis. Using qRT-PCR to probe gene expression, we found ...
... (hyp2) was found within the uptake hydrogenase operon. This raises the question as to which set of maturation genes is responsible for building an active CBS hydrogenase and needs to be co-transformed along with the CBS hydrogenase into Synechocystis. Using qRT-PCR to probe gene expression, we found ...
Epigenetics & Chromatin Xist through transcriptional control of Dnmt3a
... X chromosome inactivation is the mechanism used in mammals to achieve dosage compensation of X-linked genes in XX females relative to XY males. Early in development all cells in female embryos inactivate most genes on one of the two X chromosomes. In embryonic lineages X inactivation is normally ran ...
... X chromosome inactivation is the mechanism used in mammals to achieve dosage compensation of X-linked genes in XX females relative to XY males. Early in development all cells in female embryos inactivate most genes on one of the two X chromosomes. In embryonic lineages X inactivation is normally ran ...
Article Positive and Purifying Selection on the Drosophila Y
... of the genome are likely to have profound consequences for the molecular evolution of Y-linked sequences as compared with the molecular evolution of sequences on the X and autosomes. In particular, the reduction in effective size of the Y relative to the X and the autosomes coupled with the lack of ...
... of the genome are likely to have profound consequences for the molecular evolution of Y-linked sequences as compared with the molecular evolution of sequences on the X and autosomes. In particular, the reduction in effective size of the Y relative to the X and the autosomes coupled with the lack of ...
Genetic Control of Seed Shattering in Rice by the
... (BTS), which is inversely proportional to shattering degree. During the first 6 d after pollination, the BTS force did not differ between the developmental stages in either line (Figure 1B). From 11 d, the BTS value quickly decreased in the wild type. These changes may be due to the progressive degr ...
... (BTS), which is inversely proportional to shattering degree. During the first 6 d after pollination, the BTS force did not differ between the developmental stages in either line (Figure 1B). From 11 d, the BTS value quickly decreased in the wild type. These changes may be due to the progressive degr ...
Evolution of the vertebrate jaw: comparative embryology and
... (jawless) vertebrate (Kuratani et al. 2001). In this animal, the MA differentiates into the velum, the pumping apparatus that lets water into the pharynx, as well as the lower lip, which resembles the gnathostome lower jaw (Fig. 2; Mallatt, 1996; Kuratani et al. 2001; Shigetani et al. 2002; see belo ...
... (jawless) vertebrate (Kuratani et al. 2001). In this animal, the MA differentiates into the velum, the pumping apparatus that lets water into the pharynx, as well as the lower lip, which resembles the gnathostome lower jaw (Fig. 2; Mallatt, 1996; Kuratani et al. 2001; Shigetani et al. 2002; see belo ...
Lac Operon - Faculty Web Pages
... • What is an operon? How is it different from a eukaryotic gene? • In the lac operon, what cellular or environmental conditions must exist in order for the (WT) lac operon to express its genes? How do these environmental conditions positively or negatively regulate the operon? • What are the differe ...
... • What is an operon? How is it different from a eukaryotic gene? • In the lac operon, what cellular or environmental conditions must exist in order for the (WT) lac operon to express its genes? How do these environmental conditions positively or negatively regulate the operon? • What are the differe ...