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... AEL, corresponding to the first and second larval instars. Adult progeny of the appropriate genotype were collected and preserved in 70 % alcohol. In the case of flies irradiated during the first instar, most induced yf36a clones are expected to be sufficiently large to be detectable at low (x25) ma ...
... AEL, corresponding to the first and second larval instars. Adult progeny of the appropriate genotype were collected and preserved in 70 % alcohol. In the case of flies irradiated during the first instar, most induced yf36a clones are expected to be sufficiently large to be detectable at low (x25) ma ...
Endoderm development in vertebrates: fate mapping
... stages. However, there is also an element of indeterminacy, as endoderm fate is segregated from both the mesodermal and ectodermal fate at a relatively early stage compared to other vertebrates. At the 32-cell stage, the vegetal-most blastomeres (Fig. 1D1– 4 Xenopus) have been shown to contribute to ...
... stages. However, there is also an element of indeterminacy, as endoderm fate is segregated from both the mesodermal and ectodermal fate at a relatively early stage compared to other vertebrates. At the 32-cell stage, the vegetal-most blastomeres (Fig. 1D1– 4 Xenopus) have been shown to contribute to ...
Primary cilia in energy balance signaling and
... for obesity are poorly understood, and recent progress by genome-wide association studies support the notion of polygenic features of obesity which suggests that multiple genes, tissues and pathways contribute to the disease (3, 4). Intriguing subset of genes associated with obesity cause a dysfunct ...
... for obesity are poorly understood, and recent progress by genome-wide association studies support the notion of polygenic features of obesity which suggests that multiple genes, tissues and pathways contribute to the disease (3, 4). Intriguing subset of genes associated with obesity cause a dysfunct ...
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... E. siliculosus sporophytes can be produced in a number of different ways (Fig. 1): (1) via gamete fusion and zygote production; (2) by mito-spores produced by the plurilocular sporangia of sporophytes; (3) from a minority of the meio-spores produced by unilocular sporangia (the majority producing ga ...
... E. siliculosus sporophytes can be produced in a number of different ways (Fig. 1): (1) via gamete fusion and zygote production; (2) by mito-spores produced by the plurilocular sporangia of sporophytes; (3) from a minority of the meio-spores produced by unilocular sporangia (the majority producing ga ...
Reaction RXN-8964 (implausible prediction)
... further No sequence similarity evidence was found to confirm or 11 evidence debunk the CanOE predictions Implausible prediction ...
... further No sequence similarity evidence was found to confirm or 11 evidence debunk the CanOE predictions Implausible prediction ...
Achiasmate meiosis in fission yeast - Journal of Cell Science
... In the life cycle of sexually reproducing eukaryotes, meiosis halves the DNA content from diploidy in the germline cells to haploidy in the gametes. This reduction is achieved by two consecutive rounds of chromosome segregation, which follow a single round of DNA replication. The first (reductional) ...
... In the life cycle of sexually reproducing eukaryotes, meiosis halves the DNA content from diploidy in the germline cells to haploidy in the gametes. This reduction is achieved by two consecutive rounds of chromosome segregation, which follow a single round of DNA replication. The first (reductional) ...
PPT
... Simplifying the Complexity of Genomes: Global Surveys of a Finite Set of Parts from Many Perspectives ...
... Simplifying the Complexity of Genomes: Global Surveys of a Finite Set of Parts from Many Perspectives ...
MOLECULAR RECOGNITION AND RESPONSE IN POLLEN AND
... that possess sporophytic self-incompatibility (SSI), Brassicaceae. Although SI in each of these families is controlled by a single genetic locus, the S-locus, the mechanisms employed are completely different, at least at the level of recognition of self and non-self pollen. It should be noted, howev ...
... that possess sporophytic self-incompatibility (SSI), Brassicaceae. Although SI in each of these families is controlled by a single genetic locus, the S-locus, the mechanisms employed are completely different, at least at the level of recognition of self and non-self pollen. It should be noted, howev ...
Thalassemias
... b thalassemias are autosomal inherited disorders of b globin synthesis. In most, globin structure is normal but the rate of production is reduced because of decrease in transcription of DNA, abnormal processing of premRNA, or decreased translation of mRNA leading to decreased Hb-A production (A=Ad ...
... b thalassemias are autosomal inherited disorders of b globin synthesis. In most, globin structure is normal but the rate of production is reduced because of decrease in transcription of DNA, abnormal processing of premRNA, or decreased translation of mRNA leading to decreased Hb-A production (A=Ad ...
Biology Final Exam Review Questions Answer Section SHORT
... nutrients and wastes across the cell membrane. PTS: 1 DIF: L2 REF: p. 274 | p. 276 OBJ: 10.1.1 Explain the problems that growth causes for cells. STA: CA.BIO.1.a TOP: Foundation Edition BLM: comprehension 3. ANS: Because the offspring of asexual reproduction are genetically identical to parents, the ...
... nutrients and wastes across the cell membrane. PTS: 1 DIF: L2 REF: p. 274 | p. 276 OBJ: 10.1.1 Explain the problems that growth causes for cells. STA: CA.BIO.1.a TOP: Foundation Edition BLM: comprehension 3. ANS: Because the offspring of asexual reproduction are genetically identical to parents, the ...
The Complex Inheritance of Maize Domestication Traits and Gene
... I want to extend my thanks to John Doebley for making this dissertation possible. John has been a constant voice of encouragement and insight throughout my graduate career. He has been instrumental in keeping me focused on the big question, while allowing me the freedom to chase down side interests ...
... I want to extend my thanks to John Doebley for making this dissertation possible. John has been a constant voice of encouragement and insight throughout my graduate career. He has been instrumental in keeping me focused on the big question, while allowing me the freedom to chase down side interests ...
Complete genome sequence of the thermophilic Thermus sp
... genus Deinococcus based on several comparative studies on 16S rRNA and protein sequences, and they form a distinct branch known as the Deinococcus-Thermus group [15, 16]. Nevertheless, the exact phylogenetic position of the Deinococcus-Thermus phylum remains to be determined. This phylum was propose ...
... genus Deinococcus based on several comparative studies on 16S rRNA and protein sequences, and they form a distinct branch known as the Deinococcus-Thermus group [15, 16]. Nevertheless, the exact phylogenetic position of the Deinococcus-Thermus phylum remains to be determined. This phylum was propose ...
Gene Section CTSH (cathepsin H) Atlas of Genetics and Cytogenetics
... Cathepsin H is one of the lysosomal cysteine proteinases, which are involved in intracellular protein degradation. It is one of the few noncomplement proteases that cleave native C5 to generate the potent chemotaxin C5a. Cathepsin H was detected in extracellular compartments of atherosclerotic plaqu ...
... Cathepsin H is one of the lysosomal cysteine proteinases, which are involved in intracellular protein degradation. It is one of the few noncomplement proteases that cleave native C5 to generate the potent chemotaxin C5a. Cathepsin H was detected in extracellular compartments of atherosclerotic plaqu ...
Gene Section ALDOB (aldolase B, fructose-bisphosphate) Atlas of Genetics and Cytogenetics
... Many types of mutation in human ALDOB gene were reported, including missense mutations, nonsense mutations, deletions, insertions and mutation at the splicing regions (list in the diagram above). The mutations bring about reduced enzyme activity and affect structural stability. Mutants that retained ...
... Many types of mutation in human ALDOB gene were reported, including missense mutations, nonsense mutations, deletions, insertions and mutation at the splicing regions (list in the diagram above). The mutations bring about reduced enzyme activity and affect structural stability. Mutants that retained ...
Costimulatory receptors in jawed vertebrates: Conserved
... and residues of the potential signaling sites (IC region) are bold. Relevant conserved positions are shadowed. Sequences in the alignment were computed from the following entries: Oncorhynchus mykiss (Oncmyk) AY789436; Salmo salar (Salsal): CA044588; Danio rerio (Danrer): Ensembl assembly v36 chromo ...
... and residues of the potential signaling sites (IC region) are bold. Relevant conserved positions are shadowed. Sequences in the alignment were computed from the following entries: Oncorhynchus mykiss (Oncmyk) AY789436; Salmo salar (Salsal): CA044588; Danio rerio (Danrer): Ensembl assembly v36 chromo ...
Quantitative expression of cholera toxin mRNA in Vibrio cholerae
... tified using SYBR Green I dye. The amount of cDNA used for qPCR from each sample was 50 ng ml21. Four primers were designed: recA-f (59-ATTGAAGGCGAAATGGGCGATAG-39), recA-r (59-TACACATACAGTTGGATTGCTTGAG-39), ctxAB-f (59-TATGCCAAGAGGACAGAGTGAG-39) and ctxAB-r (59-AACATATCCATCATCGTGCCTAAC-39). In the p ...
... tified using SYBR Green I dye. The amount of cDNA used for qPCR from each sample was 50 ng ml21. Four primers were designed: recA-f (59-ATTGAAGGCGAAATGGGCGATAG-39), recA-r (59-TACACATACAGTTGGATTGCTTGAG-39), ctxAB-f (59-TATGCCAAGAGGACAGAGTGAG-39) and ctxAB-r (59-AACATATCCATCATCGTGCCTAAC-39). In the p ...
Plant speciation through chromosome instability and ploidy change
... Flowering plants (angiosperms) show a high level of biodiversity, comprising an estimated number of 352,000 species subdivided in 14,559 genera and 405 families [1]. From an evolutionary perspective, this high level of variability indicates that plants have undergone extensive diversification and ada ...
... Flowering plants (angiosperms) show a high level of biodiversity, comprising an estimated number of 352,000 species subdivided in 14,559 genera and 405 families [1]. From an evolutionary perspective, this high level of variability indicates that plants have undergone extensive diversification and ada ...
Strand
... Understand the major differences between prokaryotic and eukaryotic cells: DNA Understand the major differences between prokaryotic and eukaryotic cells: Energy Understand the major differences between prokaryotic and eukaryotic cells: Organelles (please note prokaryotic cells contain ribosomes) Exp ...
... Understand the major differences between prokaryotic and eukaryotic cells: DNA Understand the major differences between prokaryotic and eukaryotic cells: Energy Understand the major differences between prokaryotic and eukaryotic cells: Organelles (please note prokaryotic cells contain ribosomes) Exp ...
Mutants of the Drosophila ncd microtubule motor
... and Church, 1983) has led to the idea that the primary defect is the oocyte microtubule organizing center (Kimble and Church, 1983). Localization of ncd to meiotic spindles from Drosophila oocytes (Hatsumi and Endow, 1992a) and the minus-end polarity of ncd movement on microtubules resulted in the p ...
... and Church, 1983) has led to the idea that the primary defect is the oocyte microtubule organizing center (Kimble and Church, 1983). Localization of ncd to meiotic spindles from Drosophila oocytes (Hatsumi and Endow, 1992a) and the minus-end polarity of ncd movement on microtubules resulted in the p ...
Termination of Stem Cell Maintenance in Arabidopsis Floral
... represses the endogenous WUS gene. For this and all subsequent misexpression experiments, we used the pOpL two component system, where expression of a synthetic transcriptional activator, LhG4, is driven by a promotor of interest (Moore et al., 1998). The gene of interest is expressed from a synthet ...
... represses the endogenous WUS gene. For this and all subsequent misexpression experiments, we used the pOpL two component system, where expression of a synthetic transcriptional activator, LhG4, is driven by a promotor of interest (Moore et al., 1998). The gene of interest is expressed from a synthet ...
Genetic regulation of cold-induced albinism in
... in both dicot and monocot plants grown under chilling temperatures (Tewari and Tripathy, 1998). Early and later steps of the chlorophyll biosynthetic pathway have been suggested to be key regulatory steps of this reduction in the chlorophyll content. For instance, Tewari and Tripathy (1998) stated t ...
... in both dicot and monocot plants grown under chilling temperatures (Tewari and Tripathy, 1998). Early and later steps of the chlorophyll biosynthetic pathway have been suggested to be key regulatory steps of this reduction in the chlorophyll content. For instance, Tewari and Tripathy (1998) stated t ...
ARTICLES - Weizmann Institute of Science
... Eukaryotic genomes are packaged into nucleosome particles that occlude the DNA from interacting with most DNA binding proteins. Nucleosomes have higher affinity for particular DNA sequences, reflecting the ability of the sequence to bend sharply, as required by the nucleosome structure. However, it ...
... Eukaryotic genomes are packaged into nucleosome particles that occlude the DNA from interacting with most DNA binding proteins. Nucleosomes have higher affinity for particular DNA sequences, reflecting the ability of the sequence to bend sharply, as required by the nucleosome structure. However, it ...
Investigating the functional significance of evolutionarily conserved
... Bilaterans share a common anterior-posterior (A-P) axis that is patterned by the Homeotic selector (Hox) genes. In Drosophila melanogaster, Hox gene expression in spatially restricted domains along the A-P axis of the embryo determines segmental identity. Identifying the genetic mechanisms of HOX co ...
... Bilaterans share a common anterior-posterior (A-P) axis that is patterned by the Homeotic selector (Hox) genes. In Drosophila melanogaster, Hox gene expression in spatially restricted domains along the A-P axis of the embryo determines segmental identity. Identifying the genetic mechanisms of HOX co ...
Head induction in the chick - Max-Planck
... amplified product of the GANF RNA is shown on the right for the corresponding stages. At early streak stage (HH2), no GANF transcripts can be found. About 10 to 12 hours later, at HH3+ and HH4, very low level of the transcripts are detected. At the prechordal plate stage (HH5), GANF expression is st ...
... amplified product of the GANF RNA is shown on the right for the corresponding stages. At early streak stage (HH2), no GANF transcripts can be found. About 10 to 12 hours later, at HH3+ and HH4, very low level of the transcripts are detected. At the prechordal plate stage (HH5), GANF expression is st ...
the development and evolution of craniofacial muscles
... Such diversity at the molecular level, in terms of the expression of specific metabolic activities or contractile protein isoforms (Cheng et al., 2004; Fischer et al., 2002), is likely, but not proven, to underlie the adaptation of these muscle groups to the varied functional tasks they perform. Sig ...
... Such diversity at the molecular level, in terms of the expression of specific metabolic activities or contractile protein isoforms (Cheng et al., 2004; Fischer et al., 2002), is likely, but not proven, to underlie the adaptation of these muscle groups to the varied functional tasks they perform. Sig ...