Role of bilateral zones of ingressing superficial cells
... A single experiment (Fig. 8), in which more ventrally located cells were injected with tracer, showed that lateral plate material also comes in part from the superficial layer of the blastula. The sites chosen for all the marking experiments lie well within the boundaries outlined by Vogt (1929) and ...
... A single experiment (Fig. 8), in which more ventrally located cells were injected with tracer, showed that lateral plate material also comes in part from the superficial layer of the blastula. The sites chosen for all the marking experiments lie well within the boundaries outlined by Vogt (1929) and ...
Novel Antipeptide Antibodies to the Human Glucocorticoid Receptor
... comprised of putative zinc fingers, which appear to be crucial for the specific interaction of receptor with DNA sequences that contain glucocorticoid regulatory elements (GRE) (6, 7). The carboxyl-terminus of the GR contains the ligand-binding domain and is thought to be involved in the process of ...
... comprised of putative zinc fingers, which appear to be crucial for the specific interaction of receptor with DNA sequences that contain glucocorticoid regulatory elements (GRE) (6, 7). The carboxyl-terminus of the GR contains the ligand-binding domain and is thought to be involved in the process of ...
Binding Analysis of the Estrogen Receptor to Its
... synthetic oligonucleotides as competitor DNA. Increasing mo lar ratios of unlabeled/labeled ERE resulted in decreasing band intensity of ER-ERE complexes, providing evidence for limited DNA-binding capacity of ER (Fig. ÃŒA). Addition of poly(dldC) did not affect the intensity of the ER-ERE complex b ...
... synthetic oligonucleotides as competitor DNA. Increasing mo lar ratios of unlabeled/labeled ERE resulted in decreasing band intensity of ER-ERE complexes, providing evidence for limited DNA-binding capacity of ER (Fig. ÃŒA). Addition of poly(dldC) did not affect the intensity of the ER-ERE complex b ...
Sensing of Osmotic Pressure Changes in Tomato Cells
... 1997a; Cazalé et al., 1999, Mikolajczyk et al., 2000). In this report we compared responses of suspensioncultured tomato (Lycopersion esculentum) cells treated with elicitor preparations with the ones observed after hypo-osmotic or hyperosmotic shock. Sudden changes in the osmolality of the culture ...
... 1997a; Cazalé et al., 1999, Mikolajczyk et al., 2000). In this report we compared responses of suspensioncultured tomato (Lycopersion esculentum) cells treated with elicitor preparations with the ones observed after hypo-osmotic or hyperosmotic shock. Sudden changes in the osmolality of the culture ...
Insulin-like Growth Factor I Receptor Signaling in
... and Methods” and the text below), although other markers were occasionally used for confirmation. Fig. 1A shows that H19-7/IGFIR cells differentiate in the presence of IGF-I or insulin at supraphysiological concentration. This concentration of insulin is known to activate the IGF-IR (32). In NT2 SFM ...
... and Methods” and the text below), although other markers were occasionally used for confirmation. Fig. 1A shows that H19-7/IGFIR cells differentiate in the presence of IGF-I or insulin at supraphysiological concentration. This concentration of insulin is known to activate the IGF-IR (32). In NT2 SFM ...
Reciprocal signaling between Drosophila epidermal muscle
... by providing positional cues, which direct the myotube from a distance towards their specific target cells. In addition, it is not known to what extent the two developmental programs, namely muscle and tendon cell differentiation, depend on each other. Since both cell types originate from distinct g ...
... by providing positional cues, which direct the myotube from a distance towards their specific target cells. In addition, it is not known to what extent the two developmental programs, namely muscle and tendon cell differentiation, depend on each other. Since both cell types originate from distinct g ...
cell behaviour during active cell rearrangement: evidence and
... retraction of their margins, first along one axis and then another (Fig . 2) . The area, the length/width ratio and the perimeter of contact with adjacent cells change as each cell undergoes these repetitive extensions and retractions of its margins. Deep cells are intimately connected to one anothe ...
... retraction of their margins, first along one axis and then another (Fig . 2) . The area, the length/width ratio and the perimeter of contact with adjacent cells change as each cell undergoes these repetitive extensions and retractions of its margins. Deep cells are intimately connected to one anothe ...
The Physiology of the Distal Tubules and Collecting Ducts
... accumulated along the corticopapillary axis via the countercurrent mechanism, and, finally, is secreted by the collecting duct. ...
... accumulated along the corticopapillary axis via the countercurrent mechanism, and, finally, is secreted by the collecting duct. ...
Galluzzi et al., 2007. Cell Death and Differentition 14:1237-1266
... mechanisms underlying cell death. In this context, noncaspase death effectors (e.g. AIF, EndoG and HtrA2/Omi) as well as the deleterious consequences of failing mitochondrial metabolism lead to cell death even when effector caspases are inhibited.8,12,14,20 The issue, however, remains controversial, ...
... mechanisms underlying cell death. In this context, noncaspase death effectors (e.g. AIF, EndoG and HtrA2/Omi) as well as the deleterious consequences of failing mitochondrial metabolism lead to cell death even when effector caspases are inhibited.8,12,14,20 The issue, however, remains controversial, ...
fermentation - PharmaStreet
... • C) Product purification from cell extracts or the growth medium ...
... • C) Product purification from cell extracts or the growth medium ...
viability. Bacterial plasmolysis as a physical
... reinoculating flow cells containing heat-killed cells with log-phase S. enteritidis cells. Similarly, biofilms containing a mixture of viable and formalin-killed cells were prepared by reinoculating flow cells containing formalin-killed cells with log-phase S. enteritidis cells while the nutrient fl ...
... reinoculating flow cells containing heat-killed cells with log-phase S. enteritidis cells. Similarly, biofilms containing a mixture of viable and formalin-killed cells were prepared by reinoculating flow cells containing formalin-killed cells with log-phase S. enteritidis cells while the nutrient fl ...
Prospects for understanding avirulence gene function Frank F White
... responses A working model of the role of some avirulence gene products can be derived from the events in the invasion process of Yersinia spp. (and related bacteria) that use type-III secretory systems to enhance virulence and invasiveness. Bacterial lipoproteins and lipopolysaccharides of Yersinia, ...
... responses A working model of the role of some avirulence gene products can be derived from the events in the invasion process of Yersinia spp. (and related bacteria) that use type-III secretory systems to enhance virulence and invasiveness. Bacterial lipoproteins and lipopolysaccharides of Yersinia, ...
Redox regulation of protein tyrosine phosphatases during receptor
... Dipartimento di Scienze Biochimiche, Università di Firenze, viale Morgagni 50, 50134 Firenze, Italy ...
... Dipartimento di Scienze Biochimiche, Università di Firenze, viale Morgagni 50, 50134 Firenze, Italy ...
root tips - Oxford Academic
... about 15 °C, and massive economic losses can occur if the temperature suddenly falls below this level during the growing season. The effect of cold temperatures on the ultrastructure of plant cells has been studied for a long time, and recently reviewed (Kratsch and Wise, 2000). The extent of altera ...
... about 15 °C, and massive economic losses can occur if the temperature suddenly falls below this level during the growing season. The effect of cold temperatures on the ultrastructure of plant cells has been studied for a long time, and recently reviewed (Kratsch and Wise, 2000). The extent of altera ...
Phosphorylation of Single Stranded RNA Virus Proteins and
... allowed nearly identical efficiency of replication in wild type-YFV and -DENV NS5 [22]. Forwood et al., had demonstrated a novel nuclear localization signal (NLS) the linker region of DENV NS5 protein [23]. The linker domain housed a functional casein kinase (CK) 2 phosphorylation site (Thr395). The ...
... allowed nearly identical efficiency of replication in wild type-YFV and -DENV NS5 [22]. Forwood et al., had demonstrated a novel nuclear localization signal (NLS) the linker region of DENV NS5 protein [23]. The linker domain housed a functional casein kinase (CK) 2 phosphorylation site (Thr395). The ...
Acute Inflammation
... usually encountered in necrotizing injuries and is due to direct damage to the endothelium by the injurious stimulus, as, for example, in severe burns or lytic bacterial infections. Neutrophils that adhere to the endothelium (discussed below) may also injure the endothelial cells. In most instances, ...
... usually encountered in necrotizing injuries and is due to direct damage to the endothelium by the injurious stimulus, as, for example, in severe burns or lytic bacterial infections. Neutrophils that adhere to the endothelium (discussed below) may also injure the endothelial cells. In most instances, ...
Downloaded - The Journal of Immunology
... stimulators of EBV-specific T cell responses (7–11), whereas immature DCs were not as efficient (9, 10). Recently, a single-step 3-day culture of human monocytes in the presence of GM-CSF and type I IFN was reported to lead to the differentiation of APCs (IFN-DCs) exhibiting phenotypic and functiona ...
... stimulators of EBV-specific T cell responses (7–11), whereas immature DCs were not as efficient (9, 10). Recently, a single-step 3-day culture of human monocytes in the presence of GM-CSF and type I IFN was reported to lead to the differentiation of APCs (IFN-DCs) exhibiting phenotypic and functiona ...
Induction of Exogenous Molecule Transfer into Plant Cells by Ion
... The ion bombardment was carried out using the 150-kV mass-analyzed heavy ion implantation facility at Chiang Mai University.14,15 In this machine, ions were produced by a radio-frequency ion source, electrostatically extracted and accelerated, magnetically mass-analyzed and focused, and finally tran ...
... The ion bombardment was carried out using the 150-kV mass-analyzed heavy ion implantation facility at Chiang Mai University.14,15 In this machine, ions were produced by a radio-frequency ion source, electrostatically extracted and accelerated, magnetically mass-analyzed and focused, and finally tran ...
Identification and characterization of DNA sequences that prevent
... other TFs. Interestingly, the effects of NRSs appear not to be a simple consequence of changes in chromatin accessibility. Instead, we find that NRSs interact with proteins found at sub-nuclear structures called paraspeckles and that these proteins might mediate the repressive effects of NRSs. Toget ...
... other TFs. Interestingly, the effects of NRSs appear not to be a simple consequence of changes in chromatin accessibility. Instead, we find that NRSs interact with proteins found at sub-nuclear structures called paraspeckles and that these proteins might mediate the repressive effects of NRSs. Toget ...
REGULATION OF INITIATION OF DNA SYNTHESIS
... with fresh medium . His evidence for partial synchronization was based primarily on the rate of DNA synthesis per volume cell suspension and not on serial cell counts . The medium components responsible for these observations were not determined . Further experiments with different types of cells wi ...
... with fresh medium . His evidence for partial synchronization was based primarily on the rate of DNA synthesis per volume cell suspension and not on serial cell counts . The medium components responsible for these observations were not determined . Further experiments with different types of cells wi ...
ELECTRON-MICROSCOPE ILLUSTRATIONS OF DIVISION IN
... cells, the original electron-dense cell-wall layer is present (figs. 11c and 16). Later this wall disappears and the daughter cells have rounded ends and the electron-transparent layer between them is continuous with the electrontransparent layer of the cells themselves (figs 1Id and 17). These last ...
... cells, the original electron-dense cell-wall layer is present (figs. 11c and 16). Later this wall disappears and the daughter cells have rounded ends and the electron-transparent layer between them is continuous with the electrontransparent layer of the cells themselves (figs 1Id and 17). These last ...
Chemoresistance in breast cancer stem cells.
... aldefluor assays Ginestier et al. (2007) indicated that breast cancer cells that were highly tumorigenic were ALDH+. These bCSC had the same properties of self-renewal and differentiation when compared to CSC [32]. This detoxifying enzyme oxidizes aldehydes to form carboxylic acids. ALDH1A1 and ALDH ...
... aldefluor assays Ginestier et al. (2007) indicated that breast cancer cells that were highly tumorigenic were ALDH+. These bCSC had the same properties of self-renewal and differentiation when compared to CSC [32]. This detoxifying enzyme oxidizes aldehydes to form carboxylic acids. ALDH1A1 and ALDH ...
1. Introduction Chemotaxis Chemotaxis is the net movement of a
... how the cell adapts: E637 methylation leads to adaptation to the presence of attractant while methylated E630 (but not E637) leads to adaptation to removal of attractant [34]. Secondly, B. subtilis does not encode a CheZ homolog leading to different modes of dephosphorylation of CheY-P, rather, usi ...
... how the cell adapts: E637 methylation leads to adaptation to the presence of attractant while methylated E630 (but not E637) leads to adaptation to removal of attractant [34]. Secondly, B. subtilis does not encode a CheZ homolog leading to different modes of dephosphorylation of CheY-P, rather, usi ...
Review on Dengue viral Replication, assembly and entry into the
... many of the flavivirus proteases have also recently been characterized [38,39]. These studies provided evidence of a required ciscleavage of the NS3 helicase domain at a site hidden from exposure to the protease domain. This indicated that the NS3 is structurally dynamic and may indeed require an ex ...
... many of the flavivirus proteases have also recently been characterized [38,39]. These studies provided evidence of a required ciscleavage of the NS3 helicase domain at a site hidden from exposure to the protease domain. This indicated that the NS3 is structurally dynamic and may indeed require an ex ...
Stochasticity in the symmetric division of plant cells: when the
... the particular mind-set of twentieth century biology. The most important factor is probably the geometrical nature of the rules which did not resonate well with the molecularly-oriented biology of the last century. Certainly, reducing cell division to a geometrical problem adds little to the “factua ...
... the particular mind-set of twentieth century biology. The most important factor is probably the geometrical nature of the rules which did not resonate well with the molecularly-oriented biology of the last century. Certainly, reducing cell division to a geometrical problem adds little to the “factua ...