The bHLH Class Protein pMesogenin1 Can Specify Paraxial
... lated “animal cap” assay (Dawid, 1991). Intensive studies of this type over the past decade have identified a number of genes that can broadly initiate mesoderm formation in dissected animal caps, a portion of the blastula which would otherwise produce only ectodermal derivatives. Many of the most p ...
... lated “animal cap” assay (Dawid, 1991). Intensive studies of this type over the past decade have identified a number of genes that can broadly initiate mesoderm formation in dissected animal caps, a portion of the blastula which would otherwise produce only ectodermal derivatives. Many of the most p ...
Genetic and molecular identification of genes
... In the past few years, several efforts have been carried out in order to identify gametophytic mutations. Although the study of several gametophytic mutants allowed the identification of genes involved in embryo sac development ...
... In the past few years, several efforts have been carried out in order to identify gametophytic mutations. Although the study of several gametophytic mutants allowed the identification of genes involved in embryo sac development ...
Looking at Kaposi`s sarcoma-associated herpesvirus–host
... Since the discovery of miRNA, we have known that it modulates gene expression post-transcriptionally through targeting the 3 UTRs of target genes or through inducing degradation of target gene transcripts (Lee et al., 1993). The expression of miRNAs themselves is also strictly regulated through dif ...
... Since the discovery of miRNA, we have known that it modulates gene expression post-transcriptionally through targeting the 3 UTRs of target genes or through inducing degradation of target gene transcripts (Lee et al., 1993). The expression of miRNAs themselves is also strictly regulated through dif ...
articles
... EMT is a complex process that requires the coordination of multiple cellular events, including disruption of epithelial cell–cell junctions, loss of apicobasal polarity, breakdown of cell–BM interaction and changes in cytoskeletal architecture1. Molecular studies have revealed that it is regulated b ...
... EMT is a complex process that requires the coordination of multiple cellular events, including disruption of epithelial cell–cell junctions, loss of apicobasal polarity, breakdown of cell–BM interaction and changes in cytoskeletal architecture1. Molecular studies have revealed that it is regulated b ...
Circadian Molecular Clocks Tick along Ontogenesis
... ubiquitin E3 ligases, FBXL3. Overtime (Siepka et al. 2007) and after hours (Godinho et al. 2007) mutations ...
... ubiquitin E3 ligases, FBXL3. Overtime (Siepka et al. 2007) and after hours (Godinho et al. 2007) mutations ...
Runions et al - Oxford Academic
... ER in cells of the lower leaf epidermis of N. tabacum (Fig. 1a). Reticulate-patterned areas of ER remodel relatively slowly while trans-vacuolar strands that are seen traversing the cell flow quickly. Golgi bodies associate with the ER reticulae and strands (Fig. 1a). Overexpression of CXPAGFP in th ...
... ER in cells of the lower leaf epidermis of N. tabacum (Fig. 1a). Reticulate-patterned areas of ER remodel relatively slowly while trans-vacuolar strands that are seen traversing the cell flow quickly. Golgi bodies associate with the ER reticulae and strands (Fig. 1a). Overexpression of CXPAGFP in th ...
Metabolism in Nematode Feeding Sites
... Microarray analysis of Arabidopsis roots infected with M. incognita and Meloidogyne javanica of hand-excised galls as compared to noninfected roots was performed in Arabidopsis and tomato along different stages of development (Jammes et al., 2005; Portillo et al., 2013). The functional categories wi ...
... Microarray analysis of Arabidopsis roots infected with M. incognita and Meloidogyne javanica of hand-excised galls as compared to noninfected roots was performed in Arabidopsis and tomato along different stages of development (Jammes et al., 2005; Portillo et al., 2013). The functional categories wi ...
FURTHER STUDIES ON THE THETA CELL OF THE MOUSE
... In the supranuclear region of the theta cell, a well developed Golgi complex is encountered (Fig. 2). The Golgi complex, as stated by Dalton and Felix (2, 3), consists of "Golgi lamellae," pairs of membranes enclosing extremely flattened cavities, and "Golgi vesicles" varying in size and form. A cha ...
... In the supranuclear region of the theta cell, a well developed Golgi complex is encountered (Fig. 2). The Golgi complex, as stated by Dalton and Felix (2, 3), consists of "Golgi lamellae," pairs of membranes enclosing extremely flattened cavities, and "Golgi vesicles" varying in size and form. A cha ...
Enhanced intracellular Ca concentrations in and after addition
... elicitation (Radman et al. 2004). Elicitors also effect the transcription of genes for antibiotic biosynthesis (Murphy et al. 2007 b; Nair et al. 2009). However, a possible mechanism by which elicitors cause these changes has yet to be defined. Ca2+ is widely recognised as a secondary messenger that ...
... elicitation (Radman et al. 2004). Elicitors also effect the transcription of genes for antibiotic biosynthesis (Murphy et al. 2007 b; Nair et al. 2009). However, a possible mechanism by which elicitors cause these changes has yet to be defined. Ca2+ is widely recognised as a secondary messenger that ...
EMD Millipore Protease and Phosphatase Inhibitor Cocktails
... Phosphatase Inhibitor Cocktails Phosphorylation and dephosphorylation of proteins mediate signal transduction events that control a multitude of cellular processes such as cell division, cell proliferation, and apoptosis. Target proteins are phosphorylated by protein kinases that transfer a phospha ...
... Phosphatase Inhibitor Cocktails Phosphorylation and dephosphorylation of proteins mediate signal transduction events that control a multitude of cellular processes such as cell division, cell proliferation, and apoptosis. Target proteins are phosphorylated by protein kinases that transfer a phospha ...
Pancreas or liver choice within endoderm
... Endoderm cultures were fixed overnight at 4oC in 4% paraformaldehyde buffered to pH 7.4 with PBS, then sequentially dehydrated and stored in 100% methanol at −20°C. The rabbit pdx1 antibody was generously provided by C. Wright; the rabbit Shh-N′ antibody was generously provided by A. McMahon; and th ...
... Endoderm cultures were fixed overnight at 4oC in 4% paraformaldehyde buffered to pH 7.4 with PBS, then sequentially dehydrated and stored in 100% methanol at −20°C. The rabbit pdx1 antibody was generously provided by C. Wright; the rabbit Shh-N′ antibody was generously provided by A. McMahon; and th ...
PowerPoint Template
... conducted into the cell interior. The cell uses mainly two mechanisms for transmission of signals at the cytosolic side of the membrane and in the cell interior. Signal transmission may be mediated by a protein-protein interaction. The proteins involved may be receptors, proteins with adaptor func ...
... conducted into the cell interior. The cell uses mainly two mechanisms for transmission of signals at the cytosolic side of the membrane and in the cell interior. Signal transmission may be mediated by a protein-protein interaction. The proteins involved may be receptors, proteins with adaptor func ...
Use of Phenylboronic Acids to Investigate Boron
... cis-diols on either side of borate. Boronic acids, which form the same reversible bonds with cis-diols but cannot cross-link two molecules, were used to selectively disrupt boron function in plants. In cultured tobacco (Nicotiana tabacum cv BY-2) cells, addition of boronic acids caused the disruptio ...
... cis-diols on either side of borate. Boronic acids, which form the same reversible bonds with cis-diols but cannot cross-link two molecules, were used to selectively disrupt boron function in plants. In cultured tobacco (Nicotiana tabacum cv BY-2) cells, addition of boronic acids caused the disruptio ...
Supplementary information
... dominant-negative form of CXCR4 (DN-Cxcr4, 0.8 g/ml). The DN-Cxcr4 construct was designed by mutating the amino acid 217 to introduce a stop codon. This results in the truncation of the intracytoplasmic tail of the CXCR4 protein, thereby eliminating the sequences that confer G protein phosphorylati ...
... dominant-negative form of CXCR4 (DN-Cxcr4, 0.8 g/ml). The DN-Cxcr4 construct was designed by mutating the amino acid 217 to introduce a stop codon. This results in the truncation of the intracytoplasmic tail of the CXCR4 protein, thereby eliminating the sequences that confer G protein phosphorylati ...
Bacteriophage-host interactions and resistance mechanisms
... methylases (Hill et al, 1991 b). Unusually, both consensus sequences appeared twice, suggesting that the protein contains two methylase domains and acts as a covalently-linked dimer modifying the complementary strands of an assymetric recognition site (Klaenhammer et al, 1991). Four additional ORFs ...
... methylases (Hill et al, 1991 b). Unusually, both consensus sequences appeared twice, suggesting that the protein contains two methylase domains and acts as a covalently-linked dimer modifying the complementary strands of an assymetric recognition site (Klaenhammer et al, 1991). Four additional ORFs ...
lecture43.pps
... The same mutations typically have major phenotypic consequences in an intact multicellular organism This implies that many of the major roles of cell surface/secreted glycans involve cellcell or extracellular interactions Nuclear/cytosolic glycans may play more cell-intrinsic roles e.g., in signa ...
... The same mutations typically have major phenotypic consequences in an intact multicellular organism This implies that many of the major roles of cell surface/secreted glycans involve cellcell or extracellular interactions Nuclear/cytosolic glycans may play more cell-intrinsic roles e.g., in signa ...
PDF - International Journal of Biological Sciences
... During the immune response, neutrophils display localized mechanical events by interacting with their environment through the micro-vascular transit, trans-endothelial, and trans-epithelial migration. Nano-mechanical studies of human neutrophils on localized nano-domains could provide the essential ...
... During the immune response, neutrophils display localized mechanical events by interacting with their environment through the micro-vascular transit, trans-endothelial, and trans-epithelial migration. Nano-mechanical studies of human neutrophils on localized nano-domains could provide the essential ...
Chapter 33 Slides
... All non-cytoplasmic proteins must be translocated • The leader peptide retards the folding of the protein so that molecular chaperone proteins can interact with it and direct its folding • The leader peptide also provides recognition signals for the translocation machinery • A leader peptidase remov ...
... All non-cytoplasmic proteins must be translocated • The leader peptide retards the folding of the protein so that molecular chaperone proteins can interact with it and direct its folding • The leader peptide also provides recognition signals for the translocation machinery • A leader peptidase remov ...
Light-Dependent Intracellular Positioning of Mitochondria in
... detachments. Their movement ranged from small oscillations of <1 µm to a large-scale displacement of >10 µm s−1. Typical examples obtained at the start (Fig. 5) and after 4 h (Fig. 6) of illumination with wBL are presented. From such recordings, the movement of each mitochondrion was traced (Fig. 7) ...
... detachments. Their movement ranged from small oscillations of <1 µm to a large-scale displacement of >10 µm s−1. Typical examples obtained at the start (Fig. 5) and after 4 h (Fig. 6) of illumination with wBL are presented. From such recordings, the movement of each mitochondrion was traced (Fig. 7) ...
The origin of early primitive streak - Development
... the remainder of the embryos, β-gal+ cells were localized to areas adjacent to the primitive streak, either anteriorly (3.9%), laterally (20.7%) or posteriorly (1.3%). Of the embryos with primitive streak labeling, 35% exhibited β-gal+ cells exclusively in the primitive streak (Fig. 3C), while 65% c ...
... the remainder of the embryos, β-gal+ cells were localized to areas adjacent to the primitive streak, either anteriorly (3.9%), laterally (20.7%) or posteriorly (1.3%). Of the embryos with primitive streak labeling, 35% exhibited β-gal+ cells exclusively in the primitive streak (Fig. 3C), while 65% c ...
Eph/ephrins and N-cadherin coordinate to control the
... *Author for correspondence (e-mail: [email protected]) Accepted 28 September 2006 ...
... *Author for correspondence (e-mail: [email protected]) Accepted 28 September 2006 ...
RNA polymerase II transcription is concentrated outside replication
... Recently, labelling nascent RNA with 5-bromouridine 5′triphosphate (BrUTP) showed that transcription by RNA polymerase II (RPII) is, like replication, located in domains in the nucleus (Jackson et al., 1993; Wansink et al., 1993). Transcription domains, which may contain one or more actively transcr ...
... Recently, labelling nascent RNA with 5-bromouridine 5′triphosphate (BrUTP) showed that transcription by RNA polymerase II (RPII) is, like replication, located in domains in the nucleus (Jackson et al., 1993; Wansink et al., 1993). Transcription domains, which may contain one or more actively transcr ...
Loss of MicroRNAs in Neural Crest Leads to Cardiovascular
... of cells derived from multiple sources. Perturbation of this developmental process is often associated with congenital cardiovascular defects.11 Neural crest cells (NCCs) are a transient, migratory population of progenitor cells that give rise to many cell types, including vascular smooth muscle cel ...
... of cells derived from multiple sources. Perturbation of this developmental process is often associated with congenital cardiovascular defects.11 Neural crest cells (NCCs) are a transient, migratory population of progenitor cells that give rise to many cell types, including vascular smooth muscle cel ...
Photoactivation of GFP reveals protein dynamics within the
... ER in cells of the lower leaf epidermis of N. tabacum (Fig. 1a). Reticulate-patterned areas of ER remodel relatively slowly while trans-vacuolar strands that are seen traversing the cell flow quickly. Golgi bodies associate with the ER reticulae and strands (Fig. 1a). Overexpression of CXPAGFP in th ...
... ER in cells of the lower leaf epidermis of N. tabacum (Fig. 1a). Reticulate-patterned areas of ER remodel relatively slowly while trans-vacuolar strands that are seen traversing the cell flow quickly. Golgi bodies associate with the ER reticulae and strands (Fig. 1a). Overexpression of CXPAGFP in th ...
Untitled - Normalesup.org
... role of RNA degradation processes in the control of gene expression has, to say the least, been overlooked. ‘‘Nothing in biology makes sense except in the light of evolution’’ (2) and the multiple roles of ribonucleases (RNases) in Bacteria should be explored in this light. Condon and Putzer analyze ...
... role of RNA degradation processes in the control of gene expression has, to say the least, been overlooked. ‘‘Nothing in biology makes sense except in the light of evolution’’ (2) and the multiple roles of ribonucleases (RNases) in Bacteria should be explored in this light. Condon and Putzer analyze ...