Cytoplasmic and cortical reorganizations of the ascidian zygote
... types of tissues and less than 3000 cells (Satoh, 1994). Due to their well defined cell lineages and the fact that important developmental events are under the control of a small set of genes shared by vertebrates and invertebrates, ascidian eggs and embryos are gaining popularity for use in develop ...
... types of tissues and less than 3000 cells (Satoh, 1994). Due to their well defined cell lineages and the fact that important developmental events are under the control of a small set of genes shared by vertebrates and invertebrates, ascidian eggs and embryos are gaining popularity for use in develop ...
Achilles` heel of Grapevine Downy Mildew
... disintegration or premature encystment of the zoospores. In contrast, the extract of G. glabra has a tonic effect on the grapevine immune system. This was shown in this study in an assay using Pinot Noir cultured cells, in which G. glabra extract triggers an extracellular alkalinisation response. Th ...
... disintegration or premature encystment of the zoospores. In contrast, the extract of G. glabra has a tonic effect on the grapevine immune system. This was shown in this study in an assay using Pinot Noir cultured cells, in which G. glabra extract triggers an extracellular alkalinisation response. Th ...
Altered morphology produced by ftsZ expression in
... lethal and leads to filamentation (Honrubia et al., 1998) whereas ftsZCg overexpression in E. coli leads to the creation of deleted and innocuous variants of FtsZCg (Honrubia et al., 2005). In order to study the effect of multiple copies of ftsZCg in C. glutamicum, the bifunctional plasmid pBZ81 [a ...
... lethal and leads to filamentation (Honrubia et al., 1998) whereas ftsZCg overexpression in E. coli leads to the creation of deleted and innocuous variants of FtsZCg (Honrubia et al., 2005). In order to study the effect of multiple copies of ftsZCg in C. glutamicum, the bifunctional plasmid pBZ81 [a ...
Cell cycle checkpoints in Caenorhabditis elegans
... embryonic division. .................................................................................................................. 62 Figure 27. P0 cell cycle timing in par genes defective embryos. ............................................ 63 Figure 28. par-5 inactivation leads to premature m ...
... embryonic division. .................................................................................................................. 62 Figure 27. P0 cell cycle timing in par genes defective embryos. ............................................ 63 Figure 28. par-5 inactivation leads to premature m ...
Regulation of epidermal growth factor receptor signalling by
... 2005; Kario et al., 2005) and receptor-associated late transducer (RALT, also known as MIG6 and ERRFI1) (Fiorentino et al., 2000; Hackel et al., 2001; Xu et al., 2005a). These EGFR IFIs all bind directly to EGFR, which is key to their ability to suppress receptor signalling (Fig. 1). In addition, EG ...
... 2005; Kario et al., 2005) and receptor-associated late transducer (RALT, also known as MIG6 and ERRFI1) (Fiorentino et al., 2000; Hackel et al., 2001; Xu et al., 2005a). These EGFR IFIs all bind directly to EGFR, which is key to their ability to suppress receptor signalling (Fig. 1). In addition, EG ...
Actin Dynamics in Muscle Cells
... to severe sarcomere abnormalities in cardiomyocytes. The actin filament nucleation activity of Lmod is enhanced by interactions with tropomyosin. We also revealed that Lmod expression correlates with the maturation of myofibrils, and that it associates with sarcomeres only at relatively late stages of ...
... to severe sarcomere abnormalities in cardiomyocytes. The actin filament nucleation activity of Lmod is enhanced by interactions with tropomyosin. We also revealed that Lmod expression correlates with the maturation of myofibrils, and that it associates with sarcomeres only at relatively late stages of ...
A GH3-like Domain in Reaper Is Required for Mitochondrial
... ptosis by preventing resynthesis of short-lived apoptotic inhibitors such as the IAPs. Although IAP inhibition may be sufficient for apoptosis in fly cells, this may not be the case in vertebrates. Indeed, XIAP knockout mice do not exhibit any overt phenotypes (21). Although this could well indicate ...
... ptosis by preventing resynthesis of short-lived apoptotic inhibitors such as the IAPs. Although IAP inhibition may be sufficient for apoptosis in fly cells, this may not be the case in vertebrates. Indeed, XIAP knockout mice do not exhibit any overt phenotypes (21). Although this could well indicate ...
"VESICLE IN A BASKET" A Morphological Study of
... the membrane . Booij stated (15), however, that "one might suppose that a myosin-like contractile protein plays a role (in the mechanism of membrane movements), but the difficulty is that such a protein must be anchored to other proteins in a very definite structure ." But, the bristles which appear ...
... the membrane . Booij stated (15), however, that "one might suppose that a myosin-like contractile protein plays a role (in the mechanism of membrane movements), but the difficulty is that such a protein must be anchored to other proteins in a very definite structure ." But, the bristles which appear ...
Formation and excretion of autophagic plastids (plastolysomes) in
... The change in developmental fate of microspores reprogrammed toward embryogenesis is a complex but fascinating experimental system where microspores undergo dramatic changes derived from the developmental switch. After 40 years of study of the ultrastructural changes undergone by the induced microsp ...
... The change in developmental fate of microspores reprogrammed toward embryogenesis is a complex but fascinating experimental system where microspores undergo dramatic changes derived from the developmental switch. After 40 years of study of the ultrastructural changes undergone by the induced microsp ...
Full-Text PDF
... (MeJA) effects on PIN2 subcellular distribution varies in a concentration-dependent manner, and at higher-inhibits, while at lower-induces endocytosis [26]. Auxin used to be considered to solely function in developmental processes but recent transcriptome analysis revealed a partial overlap of expre ...
... (MeJA) effects on PIN2 subcellular distribution varies in a concentration-dependent manner, and at higher-inhibits, while at lower-induces endocytosis [26]. Auxin used to be considered to solely function in developmental processes but recent transcriptome analysis revealed a partial overlap of expre ...
Study of the Biogenesis of the Golgi Apparatus in Plant Cells (植物
... throughout the eukaryotic tree, and each of them is located in the clade of organisms with the ...
... throughout the eukaryotic tree, and each of them is located in the clade of organisms with the ...
Organisation of Xenopus oocyte and egg cortices
... have been published concerning the amphibian oocyte and egg cortex. Filaments of all three cytoskeletal systems have been identified in the cortex at various times in various forms, essentially by immunofluorescence, while electron microscopy has revealed further details of the organisation of these ...
... have been published concerning the amphibian oocyte and egg cortex. Filaments of all three cytoskeletal systems have been identified in the cortex at various times in various forms, essentially by immunofluorescence, while electron microscopy has revealed further details of the organisation of these ...
Mechanisms of transport through the Golgi complex
... Fig. 3. (A) Vesicle budding and fusion. Activation of a small G protein (such as Arf1 or Sar1) (red) by the exchange of GDP for GTP results in the recruitment of a coat complex (blue) to the membrane by the GTP-bound form of the G protein. Membrane curvature and sorting of cargo (yellow) into the fo ...
... Fig. 3. (A) Vesicle budding and fusion. Activation of a small G protein (such as Arf1 or Sar1) (red) by the exchange of GDP for GTP results in the recruitment of a coat complex (blue) to the membrane by the GTP-bound form of the G protein. Membrane curvature and sorting of cargo (yellow) into the fo ...
Dual role of autophagy in HIV-1 replication and pathogenesis Open Access
... 513, Parnassus Avenue, San Francisco, CA 94143-1270, USA ...
... 513, Parnassus Avenue, San Francisco, CA 94143-1270, USA ...
Deep Insight Section Mechanisms and regulation of autophagy in mammalian cells
... Figure 2. Regulation of autophagy and its relationship with signaling molecules and apoptotic mediators. In the presence of amino acids, growth factors and energy, the mTOR complex 1 (mTORC1) represses autophagy by inhibiting the kinase activity of ULK1. In contrast, in the absence of amino acids an ...
... Figure 2. Regulation of autophagy and its relationship with signaling molecules and apoptotic mediators. In the presence of amino acids, growth factors and energy, the mTOR complex 1 (mTORC1) represses autophagy by inhibiting the kinase activity of ULK1. In contrast, in the absence of amino acids an ...
PDF
... reasonable to expect that autophagy will have a significant impact on animal development, a process ultimately driven by changes in individual cell activity. Here, we discuss current concepts and recent findings regarding the cellular and developmental functions of autophagy. Although its role in de ...
... reasonable to expect that autophagy will have a significant impact on animal development, a process ultimately driven by changes in individual cell activity. Here, we discuss current concepts and recent findings regarding the cellular and developmental functions of autophagy. Although its role in de ...
The Role of Pollen Tube Reception in Reproductive Isolation
... The aim of this thesis was to examine the genetic basis underlying the pollen tube recognition process. Because mutants in the receptor-like kinase feronia exhibit a similar pollen tube overgrowth phenotype as observed in interspecific crosses, we first conducted a candidate gene approach to elucida ...
... The aim of this thesis was to examine the genetic basis underlying the pollen tube recognition process. Because mutants in the receptor-like kinase feronia exhibit a similar pollen tube overgrowth phenotype as observed in interspecific crosses, we first conducted a candidate gene approach to elucida ...
Mathematical Biology
... outstanding question (Heath and Holifield, 1991). The difficulty of this question resides in the fact that it is currently impossible to quantify and identify all the filament ends (Ryder et al., 1984). A further important issue is whether actin filaments are actively cut as part of the natural turn ...
... outstanding question (Heath and Holifield, 1991). The difficulty of this question resides in the fact that it is currently impossible to quantify and identify all the filament ends (Ryder et al., 1984). A further important issue is whether actin filaments are actively cut as part of the natural turn ...
abbs.info - Semantic Scholar
... S-100. The A. elatior Blume lectin (AEL) is a heterotetramer with a molecular mass of 56 kDa and composed of two homodimers consisting of two different polypeptides of 13.5 kDa and 14.5 kDa held together by noncovalent interactions. Hapten inhibition assay indicated that hemagglutinating activity of ...
... S-100. The A. elatior Blume lectin (AEL) is a heterotetramer with a molecular mass of 56 kDa and composed of two homodimers consisting of two different polypeptides of 13.5 kDa and 14.5 kDa held together by noncovalent interactions. Hapten inhibition assay indicated that hemagglutinating activity of ...
Endoplasmic Reticulum Export Sites and Golgi Bodies Behave as
... ER together with the Golgi bodies, but movement does not influence the rate of cargo transport between these two organelles. Moreover, we could demonstrate using the drug brefeldin A that formation of ERES is strictly dependent on a functional retrograde transport route from the Golgi apparatus. ...
... ER together with the Golgi bodies, but movement does not influence the rate of cargo transport between these two organelles. Moreover, we could demonstrate using the drug brefeldin A that formation of ERES is strictly dependent on a functional retrograde transport route from the Golgi apparatus. ...