Signaling tip growth in plants Zhenbiao Yang
... tubes into bulbous tubes (H Li and Z Yang, unpublished data). These results indicate that Rop controls not only the establishment of cell polarity but also tip growth, as does CDC42 in tip-growing fission yeast [8]. The bulbous phenotype is analogous to tip swelling accompanied by non-localized intr ...
... tubes into bulbous tubes (H Li and Z Yang, unpublished data). These results indicate that Rop controls not only the establishment of cell polarity but also tip growth, as does CDC42 in tip-growing fission yeast [8]. The bulbous phenotype is analogous to tip swelling accompanied by non-localized intr ...
Mineralogy - Carleton College
... Choice of a Unit Cell • A lattice point occurs where the corners of four cells meet, and therefore, 1/4 point per corner lies in a give cell (1/4 * 4=1) C ...
... Choice of a Unit Cell • A lattice point occurs where the corners of four cells meet, and therefore, 1/4 point per corner lies in a give cell (1/4 * 4=1) C ...
The importance of foetal movement for co
... argued that this phenotype resulted from related, though discrete, disorders.6-8 The discovery that application of a muscle relaxant to pregnant female rats could generate the same set of neonatal abnormalities led Moessinger9 to formalise a description of a foetal akinesia deformation sequence (FAD ...
... argued that this phenotype resulted from related, though discrete, disorders.6-8 The discovery that application of a muscle relaxant to pregnant female rats could generate the same set of neonatal abnormalities led Moessinger9 to formalise a description of a foetal akinesia deformation sequence (FAD ...
Mutant Superoxide Dismutase-1-Linked Familial Amyotrophic
... to glycine at amino acid position 148 in exon 5. Each of the mutations was separately engineered into a shuttle vector, pAdK N (Jordan et al., 1995) as follows. Briefly, a PstI–PstI fragment of SOD cDNA was first cloned into the PstI site of pTZ18R phagemid (Pharmacia, Piscataway, NJ) and then mutat ...
... to glycine at amino acid position 148 in exon 5. Each of the mutations was separately engineered into a shuttle vector, pAdK N (Jordan et al., 1995) as follows. Briefly, a PstI–PstI fragment of SOD cDNA was first cloned into the PstI site of pTZ18R phagemid (Pharmacia, Piscataway, NJ) and then mutat ...
A Family of Abundant Plasma Membrane
... grown in continuous light at 25°C in Murashige and Skoog medium supplemented with 30 g 1-1 sucrose and 1 nag 1-1 2,4-diehloropbenoxyacetic acid (2,4-D). Sugar beet (Beta vulgaris) suspension culture 68.3 (kindly supplied by De Danske Sukkerfabrikker, Copenhagen, Denmark) was grown in PGoB medium (de ...
... grown in continuous light at 25°C in Murashige and Skoog medium supplemented with 30 g 1-1 sucrose and 1 nag 1-1 2,4-diehloropbenoxyacetic acid (2,4-D). Sugar beet (Beta vulgaris) suspension culture 68.3 (kindly supplied by De Danske Sukkerfabrikker, Copenhagen, Denmark) was grown in PGoB medium (de ...
Gene Section BTK (Bruton agammaglobulinemia tyrosine kinase) Atlas of Genetics and Cytogenetics
... Mutations in BTK gene that cause XLA The BTK mutations that have been identified in XLA patients compromise BTK function either through gross structural changes (such as deletions or altered protein folding) or through specific loss of functionally relevant residues. Strikingly, none of the found un ...
... Mutations in BTK gene that cause XLA The BTK mutations that have been identified in XLA patients compromise BTK function either through gross structural changes (such as deletions or altered protein folding) or through specific loss of functionally relevant residues. Strikingly, none of the found un ...
DNA polymerase alpha, a component of the replication initiation
... the assembly of a replication initiation complex in vitro involves binding of an origin-binding protein to a site of initiation, or origin (Dean et al., 1987), followed by binding of RP-A, which facilitates origin unwinding (reviewed by Stillman, 1989), and DNA polymerase alpha/primase, which is req ...
... the assembly of a replication initiation complex in vitro involves binding of an origin-binding protein to a site of initiation, or origin (Dean et al., 1987), followed by binding of RP-A, which facilitates origin unwinding (reviewed by Stillman, 1989), and DNA polymerase alpha/primase, which is req ...
Lyt-23+ CYCLOPHOSPHAMIDE-SENSITIVE T CELLS REGULATE
... These results provided circumstantial evidence that the Il-2 inhibitory activity in NMS is dependent on an intact T cell system . Il-2 inhibitory activity was absent in amniotic fluid and in sera taken from mouse embryos (Fig . 4) . Within 7 d after birth, the serum concentration of 11-2 Inhibitor a ...
... These results provided circumstantial evidence that the Il-2 inhibitory activity in NMS is dependent on an intact T cell system . Il-2 inhibitory activity was absent in amniotic fluid and in sera taken from mouse embryos (Fig . 4) . Within 7 d after birth, the serum concentration of 11-2 Inhibitor a ...
Journal of Bacteriology
... Ca2+ is essential for motility of R. leguminosarum. Attachment ability (13) and motility of R. leguminosarum 248, harboring Sym plasmid pRLlJI (9), were found to decrease strongly under low-Ca2" conditions. No motility was observed when the Ca2+ concentration in TY medium (12) was below 1.4 mM, wher ...
... Ca2+ is essential for motility of R. leguminosarum. Attachment ability (13) and motility of R. leguminosarum 248, harboring Sym plasmid pRLlJI (9), were found to decrease strongly under low-Ca2" conditions. No motility was observed when the Ca2+ concentration in TY medium (12) was below 1.4 mM, wher ...
Pattern formation during gastrulation in the sea urchin embryo
... lose their ability to change fate as shown experimentally by a loss of an ability to become skeleton-producing cells (Ettensohn and McClay, 1988; Ettensohn, 1990a). The secondary mesenchyme cells then enter a complicated migratory and differentiation pathway to give rise to the coelomic pouches, eso ...
... lose their ability to change fate as shown experimentally by a loss of an ability to become skeleton-producing cells (Ettensohn and McClay, 1988; Ettensohn, 1990a). The secondary mesenchyme cells then enter a complicated migratory and differentiation pathway to give rise to the coelomic pouches, eso ...
Cellular and molecular mechanisms involved in branching
... 00435.2004.—Recent comparative studies have shown that, in many instances, the genetic network underlying the development of distinct organ systems is similar in invertebrate and vertebrate organisms. Genetically well-characterized, simple invertebrate model systems, such as Caenorhabditis elegans a ...
... 00435.2004.—Recent comparative studies have shown that, in many instances, the genetic network underlying the development of distinct organ systems is similar in invertebrate and vertebrate organisms. Genetically well-characterized, simple invertebrate model systems, such as Caenorhabditis elegans a ...
Toxoplasma gondii Intracellular Parasite Perforin Trigger Rapid
... shown that perforin-dependent cytotoxicity played a limited role in resistance to T. gondii infection (10). Neither Fas nor TNF-receptors were subsequently demonstrated to be critical for control of T. gondii infection (11–13). A number of reports have since provided evidence indicating that T. gond ...
... shown that perforin-dependent cytotoxicity played a limited role in resistance to T. gondii infection (10). Neither Fas nor TNF-receptors were subsequently demonstrated to be critical for control of T. gondii infection (11–13). A number of reports have since provided evidence indicating that T. gond ...
A family of abundant plasma membrane
... Bound antibody was visualized with a 2,000× dilution of the rabbit horseradish peroxidase-conjugated anti-rat lg antiserum described for immunoblotting, but for ELISA tetramethylbenzidine was used in the developing solution. In certain instances the immobilized membranes were treated before addition ...
... Bound antibody was visualized with a 2,000× dilution of the rabbit horseradish peroxidase-conjugated anti-rat lg antiserum described for immunoblotting, but for ELISA tetramethylbenzidine was used in the developing solution. In certain instances the immobilized membranes were treated before addition ...
Every B3 Past Paper Question
... He pedals an exercise bike for 2 minutes and then counts his pulse again. He repeats the experiment but changes how fast he pedals. The table shows his results. speed of exercise in km / h ...
... He pedals an exercise bike for 2 minutes and then counts his pulse again. He repeats the experiment but changes how fast he pedals. The table shows his results. speed of exercise in km / h ...
as a PDF
... there is a connection between the nuclei and septa is suggested by the fact that spindle pole bodies seem to play an important role in septum positioning. Many proteins found at the spindle pole body seem to affect septation. For instance the spindle pole body protein SnaD affects the timing of mitosi ...
... there is a connection between the nuclei and septa is suggested by the fact that spindle pole bodies seem to play an important role in septum positioning. Many proteins found at the spindle pole body seem to affect septation. For instance the spindle pole body protein SnaD affects the timing of mitosi ...
Mesoderm migration in the Xenopus gastrula
... about 50-100 ~m in diameter. The cell body is packed with yolk platelets and other formed inclusions. On a non-adhesive substrate, two types of attachment-independent, constitutively expressed motile activities can be discerned on isolated cells. First, the globular cell body shows a constant kneadi ...
... about 50-100 ~m in diameter. The cell body is packed with yolk platelets and other formed inclusions. On a non-adhesive substrate, two types of attachment-independent, constitutively expressed motile activities can be discerned on isolated cells. First, the globular cell body shows a constant kneadi ...
Analysis of the paralysed trypanosome mutant snl-1
... epitope-tagged (Bastin et al., 1996b) to discriminate its products from those of the endogenous PFRA genes. As control, the same vector was used but with an epitope-tagged γ-tubulin gene instead of the PFRA gene. When the pPFRATAG430 plasmid was transfected in snl-1, the transformants expressed the ...
... epitope-tagged (Bastin et al., 1996b) to discriminate its products from those of the endogenous PFRA genes. As control, the same vector was used but with an epitope-tagged γ-tubulin gene instead of the PFRA gene. When the pPFRATAG430 plasmid was transfected in snl-1, the transformants expressed the ...
Towards a Small Emittance Design of the JLEIC Electron Collider Ring
... enhances the energy spread of the stored electron beam by a factor of 2.2. This demands more effort to obtain a large momentum acceptance and a higher RF peak voltage for keeping the same bunch length. In addition, damping wigglers radiate more power. The total synchrotron radiation power in the JLE ...
... enhances the energy spread of the stored electron beam by a factor of 2.2. This demands more effort to obtain a large momentum acceptance and a higher RF peak voltage for keeping the same bunch length. In addition, damping wigglers radiate more power. The total synchrotron radiation power in the JLE ...
isolation and genetic analysis of mutant strains in gametic
... we propose to designate 137c-H mt+ and 137c-H mt-). Both groups of investigators proceeded to use these as parent strains for the isolation of various classes of mutants (HUDOCK and TOGASAKI 1974), and both independently undertook genetic analysis of their mutant strains. Subsequent communication be ...
... we propose to designate 137c-H mt+ and 137c-H mt-). Both groups of investigators proceeded to use these as parent strains for the isolation of various classes of mutants (HUDOCK and TOGASAKI 1974), and both independently undertook genetic analysis of their mutant strains. Subsequent communication be ...
Better check late than never: The chromosome segregation
... the latter type of attachments produce similar tension across sister chromatids as correct (amphitelic) attachments. When merotelic attachments are not resolved prior to anaphase, chromatids will lag behind during anaphase, compromising their segregation to the correct spindle pole. Lagging chromoso ...
... the latter type of attachments produce similar tension across sister chromatids as correct (amphitelic) attachments. When merotelic attachments are not resolved prior to anaphase, chromatids will lag behind during anaphase, compromising their segregation to the correct spindle pole. Lagging chromoso ...
The role of cytoplasmic streaming in symplastic transport
... ‘tow’ phenomenon; and so also would be selective coupling of myosin to some particular type of macromolecule (or vesicle) and the subsequent translocation of the macromolecule along actin trackways. Obviously, when the towed entities are dragged through a fluid, convection will result. Obviously als ...
... ‘tow’ phenomenon; and so also would be selective coupling of myosin to some particular type of macromolecule (or vesicle) and the subsequent translocation of the macromolecule along actin trackways. Obviously, when the towed entities are dragged through a fluid, convection will result. Obviously als ...
Role of CD45 Signaling Pathway in Galactoxylomannan- Induced T Cell Damage
... reversible because CD45RO cells can re-express high molecular weight CD45 isoforms [7]. Moreover, the expression patterns for a given population are not absolute and a single cell type can express multiple CD45 isoforms [2]. CD45 has an intrinsic tyrosine phosphatase activity and has been implicated ...
... reversible because CD45RO cells can re-express high molecular weight CD45 isoforms [7]. Moreover, the expression patterns for a given population are not absolute and a single cell type can express multiple CD45 isoforms [2]. CD45 has an intrinsic tyrosine phosphatase activity and has been implicated ...
Protein phosphatases and the regulation of mitosis
... 2004; Tonks, 2006; Trinkle-Mulcahy and Lamond, 2006). The first ...
... 2004; Tonks, 2006; Trinkle-Mulcahy and Lamond, 2006). The first ...