"Molecular Motors in Plant Cells". In: Molecular Motors
... three broad families of molecular motors: the kinesins, the dyneins and the myosins. All three types of motors utilize energy from the hydrolysis of ATP to move along filamentous structures. Kinesins and dyneins move on MTs whereas the myosins translocate on actin filaments. Using biochemical, cell ...
... three broad families of molecular motors: the kinesins, the dyneins and the myosins. All three types of motors utilize energy from the hydrolysis of ATP to move along filamentous structures. Kinesins and dyneins move on MTs whereas the myosins translocate on actin filaments. Using biochemical, cell ...
Molecular Components of the Bacterial Cytoskeleton
... We now know that bacteria have considerable intracellular organisation, with several cytoskeletal elements, including the cell division apparatus, also called the divisome or septasome. In fact, all three of the known eukaryotic cytoskeletal proteins (actin, tubulin, and IFs) have counterparts in eu ...
... We now know that bacteria have considerable intracellular organisation, with several cytoskeletal elements, including the cell division apparatus, also called the divisome or septasome. In fact, all three of the known eukaryotic cytoskeletal proteins (actin, tubulin, and IFs) have counterparts in eu ...
Mudskipper gill MR cell ion-transport proteins
... epithelium is densely packed with mitochondria-rich (MR) cells, and the interlamellar water spaces are restricted by interlamellar fusions. The opercular epithelium, which is lined with intraepithelial capillaries, appears to be better suited to gas exchange (Schöttle 1931; Wilson et al., 1999). The ...
... epithelium is densely packed with mitochondria-rich (MR) cells, and the interlamellar water spaces are restricted by interlamellar fusions. The opercular epithelium, which is lined with intraepithelial capillaries, appears to be better suited to gas exchange (Schöttle 1931; Wilson et al., 1999). The ...
Metaplastic carcinoma of the breast: A clinicopathological review
... carcinoma of breast(6). Tumour size is another prognostic factor. Patient with a tumour not larger than 5 cm had a better survival rate. The incidence of Axillary lymphnode metastasis is low in Metaplastic carcinoma (7,8,9,10). These findings suggest that, unlike Invasive carcinoma of breast,Axillar ...
... carcinoma of breast(6). Tumour size is another prognostic factor. Patient with a tumour not larger than 5 cm had a better survival rate. The incidence of Axillary lymphnode metastasis is low in Metaplastic carcinoma (7,8,9,10). These findings suggest that, unlike Invasive carcinoma of breast,Axillar ...
Lactic acid excretion by Streptococcus mutans
... Lactic acid is the major end-product of glycolysis by Streptococcus mutans under conditions of sugar excess or low environmental pH. However, the mechanism of lactic acid excretion by S. mutans is unknown. To characterize lactic acid efflux in 5. mutans the transmembrane movement of radiolabelled la ...
... Lactic acid is the major end-product of glycolysis by Streptococcus mutans under conditions of sugar excess or low environmental pH. However, the mechanism of lactic acid excretion by S. mutans is unknown. To characterize lactic acid efflux in 5. mutans the transmembrane movement of radiolabelled la ...
Lab Part 1: Culturing and Isolating Bacteria
... d. convert ammonia in the soil into nitrogen gas. Cell organelles that Escherichia coli and other bacteria have in common with eukaryotes are a. chloroplasts. c. nuclei. b. mitochondria. d. ribosomes. Bacterial cells such as Escherichia coli transfer pieces of genetic material in a process called a. ...
... d. convert ammonia in the soil into nitrogen gas. Cell organelles that Escherichia coli and other bacteria have in common with eukaryotes are a. chloroplasts. c. nuclei. b. mitochondria. d. ribosomes. Bacterial cells such as Escherichia coli transfer pieces of genetic material in a process called a. ...
Cunningham_etal_2012_Experimental
... ornate envelope observed in the fossils [10], though Bailey et al. [11] compared the ornamentation of the fossil envelope walls with the surface features seen in Achromatium (a close relative of Thiomargarita) that reflect the shape of calcite and sulphur inclusions in the cell [12]. Nor is there in ...
... ornate envelope observed in the fossils [10], though Bailey et al. [11] compared the ornamentation of the fossil envelope walls with the surface features seen in Achromatium (a close relative of Thiomargarita) that reflect the shape of calcite and sulphur inclusions in the cell [12]. Nor is there in ...
Lactic acid excretion by Streptococcus mutans
... Lactic acid is the major end-product of glycolysis by Streptococcus mutans under conditions of sugar excess or low environmental pH. However, the mechanism of lactic acid excretion by S. mutans is unknown. To characterize lactic acid efflux in 5. mutans the transmembrane movement of radiolabelled la ...
... Lactic acid is the major end-product of glycolysis by Streptococcus mutans under conditions of sugar excess or low environmental pH. However, the mechanism of lactic acid excretion by S. mutans is unknown. To characterize lactic acid efflux in 5. mutans the transmembrane movement of radiolabelled la ...
CENP-E Is a Plus End–Directed Kinetochore Motor Required for
... et al., 1993; Khodjakov and Rieder, 1996). Stable metaphase chromosome positioning and the preceding prometaphase chromosome movements that establish metaphase alignment are thus a consequence of the balance or imbalance, respectively, of poleward and antipoleward movements and are almost certainly ...
... et al., 1993; Khodjakov and Rieder, 1996). Stable metaphase chromosome positioning and the preceding prometaphase chromosome movements that establish metaphase alignment are thus a consequence of the balance or imbalance, respectively, of poleward and antipoleward movements and are almost certainly ...
Genetic Control of Fusion Pore Expansion in the Epidermis of
... et al., 1997; Abmayr et al., 2003; Chen et al., 2003). However, genes necessary and sufficient for the actual merger of two plasma membranes into one have not been reported in other developmental cell fusion reactions outside syncytin-mediated fusion between human trophoblasts (Mi et al., 2000) and ...
... et al., 1997; Abmayr et al., 2003; Chen et al., 2003). However, genes necessary and sufficient for the actual merger of two plasma membranes into one have not been reported in other developmental cell fusion reactions outside syncytin-mediated fusion between human trophoblasts (Mi et al., 2000) and ...
Links between genome replication and chromatin landscapes
... requires thousands of cell divisions to transform the unicellular zygote into the adult body. This is particularly relevant in the case of plants, in which organogenesis occurs entirely in a post-embryonic manner. Remarkably, the integrity of the genetic material of every cell must be maintained thr ...
... requires thousands of cell divisions to transform the unicellular zygote into the adult body. This is particularly relevant in the case of plants, in which organogenesis occurs entirely in a post-embryonic manner. Remarkably, the integrity of the genetic material of every cell must be maintained thr ...
Access Presentation
... The Tyson (1991) cell cycle model Biology captured by the model Important model results Simplifications of the Tyson model Comparison with biology taught by Dr. Hirsch Improvements made over the years ...
... The Tyson (1991) cell cycle model Biology captured by the model Important model results Simplifications of the Tyson model Comparison with biology taught by Dr. Hirsch Improvements made over the years ...
Cell-surface location of Listeria-specific protein p60
... rabbit was injected intradermally at multiple sites with approximately 60 pg protein per immunization. The animal was bled, and antiserum prepared, 12d after the third injection. For control experiments an anti-listeriolysin 0 antiserum was prepared in the same way. Immunogold labelling of cells and ...
... rabbit was injected intradermally at multiple sites with approximately 60 pg protein per immunization. The animal was bled, and antiserum prepared, 12d after the third injection. For control experiments an anti-listeriolysin 0 antiserum was prepared in the same way. Immunogold labelling of cells and ...
The allocation of early blastomeres to the ectoderm and endoderm
... prospective archenteron may be regulated by signaling across the sixth equatorial cleavage plane that separates the veg1 and veg2 tiers. The cleavage boundary between the veg1 tier and the mesomeres may also be an important interface for cell-cell signaling because mesomeres appear to possess an inh ...
... prospective archenteron may be regulated by signaling across the sixth equatorial cleavage plane that separates the veg1 and veg2 tiers. The cleavage boundary between the veg1 tier and the mesomeres may also be an important interface for cell-cell signaling because mesomeres appear to possess an inh ...
Tumor Necrosis Factor-related Apoptosis
... Assessment and Quantitation of GFP-coupled Protein Compartmentalization by Confocal Microscopy—The Bax-GFP plasmid was described previously (29). MZ-CHA-1 cells were transfected with Bax-GFP or Bim-GFP (described above) using Lipofectamine Plus (Invitrogen). Briefly, transfections were performed usi ...
... Assessment and Quantitation of GFP-coupled Protein Compartmentalization by Confocal Microscopy—The Bax-GFP plasmid was described previously (29). MZ-CHA-1 cells were transfected with Bax-GFP or Bim-GFP (described above) using Lipofectamine Plus (Invitrogen). Briefly, transfections were performed usi ...
ATM - dump.no
... Class C - Connection-oriented data service: For connection-oriented file transfer and in general, data network applications where a connection is set up before data is transferred, this type of service has variable bit rate and does not require bounded delay for delivery. Two AAL protocols wer ...
... Class C - Connection-oriented data service: For connection-oriented file transfer and in general, data network applications where a connection is set up before data is transferred, this type of service has variable bit rate and does not require bounded delay for delivery. Two AAL protocols wer ...
Jasmonate Controls Leaf Growth by Repressing
... Skirycz and Inzé, 2010), brassinosteroids (Clouse, 2011), GAs (Achard et al., 2009), or cytokinins (Haberer and Kieber, 2002) show how hormonal signaling networks are able to modulate cell division parameters to impact plant growth and development. JA-synthesis and JA-perception mutants have proven ...
... Skirycz and Inzé, 2010), brassinosteroids (Clouse, 2011), GAs (Achard et al., 2009), or cytokinins (Haberer and Kieber, 2002) show how hormonal signaling networks are able to modulate cell division parameters to impact plant growth and development. JA-synthesis and JA-perception mutants have proven ...
Auxin Metabolism and Function in the Multicellular Brown Alga
... siliculosus was determined by immunolocalization at the early stages of development. Compared with the negative control (Fig. 2A), immunolocalization of the a-tubulin protein showed homogeneous distribution within the whole filament (Fig. 2B). In contrast, IAA seemed to be preferentially localized i ...
... siliculosus was determined by immunolocalization at the early stages of development. Compared with the negative control (Fig. 2A), immunolocalization of the a-tubulin protein showed homogeneous distribution within the whole filament (Fig. 2B). In contrast, IAA seemed to be preferentially localized i ...
Xyloglucan Endotransglycosylases Have a Function
... exhibited XET activity (Figure 1). However, a major exception to this finding was the presence of CCRC-M1 label in mature sieve tube cells (Figure 2C) that lacked XET activity (Figure 1C). The CCRC-M1 label intensity was much higher in developing xylem fibers than in vessels (Figure 2F). For a more ...
... exhibited XET activity (Figure 1). However, a major exception to this finding was the presence of CCRC-M1 label in mature sieve tube cells (Figure 2C) that lacked XET activity (Figure 1C). The CCRC-M1 label intensity was much higher in developing xylem fibers than in vessels (Figure 2F). For a more ...
The Regulation of S Phase Initiation by p27Kip1 in NIH3T3 Cells
... cyclin D1 levels are normally induced,1 while p27Kip1 (p27) levels are suppressed.2 These two molecular events then directly influence the activity of key cell cycle regulatory proteins. Cyclin D1 associated with cyclin dependent kinase (CDK) 4 or 6 inactivates the growth inhibitory retinoblastoma p ...
... cyclin D1 levels are normally induced,1 while p27Kip1 (p27) levels are suppressed.2 These two molecular events then directly influence the activity of key cell cycle regulatory proteins. Cyclin D1 associated with cyclin dependent kinase (CDK) 4 or 6 inactivates the growth inhibitory retinoblastoma p ...
Coupled elasticity–diffusion model for the effects of cytoskeleton
... elasticity– diffusion model was adopted to elucidate this interesting biological phenomenon by considering the effects of elastic deformations of cytoskeleton and membrane, ligand –receptor binding and receptor diffusion. The mechanism by which the binding energy drives the CNPs with different orien ...
... elasticity– diffusion model was adopted to elucidate this interesting biological phenomenon by considering the effects of elastic deformations of cytoskeleton and membrane, ligand –receptor binding and receptor diffusion. The mechanism by which the binding energy drives the CNPs with different orien ...
Protists - Needham.K12.ma.us
... cannot be classified as animals, plants, or fungi. Protists are very varied, but they do have some similarities. Beside the fact that they are all eukaryotic, they all live in moist surroundings as well. ...
... cannot be classified as animals, plants, or fungi. Protists are very varied, but they do have some similarities. Beside the fact that they are all eukaryotic, they all live in moist surroundings as well. ...
Zasp is required for the assembly of functional integrin adhesion sites
... staining typical of integrin adhesion sites, with bright foci along the cell edge and streaks in areas of potentially increased local forces (Fig. 1 A). In contrast, S2 cells spread on concanavalin A do not exhibit these integrin adhesion sites (Fig. 1 B). Instead of distinct foci and streaks, βPS i ...
... staining typical of integrin adhesion sites, with bright foci along the cell edge and streaks in areas of potentially increased local forces (Fig. 1 A). In contrast, S2 cells spread on concanavalin A do not exhibit these integrin adhesion sites (Fig. 1 B). Instead of distinct foci and streaks, βPS i ...