Peroxiredoxin-controlled G-CSF signalling at the endoplasmic
... An emerging concept is that ROS act locally to affect signal transduction in different subcellular compartments and that ROS levels are regulated by antioxidant proteins at the same local level. Here, we show that the ER-resident antioxidant peroxiredoxin 4 (Prdx4) interacts with the cytoplasmic dom ...
... An emerging concept is that ROS act locally to affect signal transduction in different subcellular compartments and that ROS levels are regulated by antioxidant proteins at the same local level. Here, we show that the ER-resident antioxidant peroxiredoxin 4 (Prdx4) interacts with the cytoplasmic dom ...
Bridging the divide between cytokinesis and cell
... reduction of vacuole surface area by half in the late stages of cytokinesis [38]. Nonetheless, the data presented by Dhonukshe et al. [29] do support the notion that endocytic membrane and cargo can become integrated into the cell plate. In this case, one would suspect that the regulatory mechanis ...
... reduction of vacuole surface area by half in the late stages of cytokinesis [38]. Nonetheless, the data presented by Dhonukshe et al. [29] do support the notion that endocytic membrane and cargo can become integrated into the cell plate. In this case, one would suspect that the regulatory mechanis ...
Arabidopsis R-SNARE Proteins VAMP721 and VAMP722 Are
... targeted secretion along the phragmoplast, where homotypic fusion of Golgi-derived vesicles gives rise to the cell plate [3]. After the cell plate eventually fuses with the parental plasma membrane, two individual cells are separated by a new cell wall [4,5]. The maturation of the cell plate to a ri ...
... targeted secretion along the phragmoplast, where homotypic fusion of Golgi-derived vesicles gives rise to the cell plate [3]. After the cell plate eventually fuses with the parental plasma membrane, two individual cells are separated by a new cell wall [4,5]. The maturation of the cell plate to a ri ...
Cellular Structure and Function
... able to quickly pass substances into and out of the cell. For example, it must be able to pass nutrients and oxygen into the cell and waste products out of the cell. Anything that enters or leaves a cell must cross its outer surface. It is this need to pass substances across the surface that limits ...
... able to quickly pass substances into and out of the cell. For example, it must be able to pass nutrients and oxygen into the cell and waste products out of the cell. Anything that enters or leaves a cell must cross its outer surface. It is this need to pass substances across the surface that limits ...
5bacteria 1
... prokaryotes lack a cell nucleus and all other membrane-bound organelles. They do contain ribosomes, granules of stored nutrients, enzymes, and certain internal structures, however. Most bacterial cells are about 1 µm in diameter; most eukaryotic cells are more than 10 times that size. They are singl ...
... prokaryotes lack a cell nucleus and all other membrane-bound organelles. They do contain ribosomes, granules of stored nutrients, enzymes, and certain internal structures, however. Most bacterial cells are about 1 µm in diameter; most eukaryotic cells are more than 10 times that size. They are singl ...
CLONING HUMAN BEINGS The Science of Animal Cloning Commissioned Paper
... combination of regulatory proteins. This is not the only mechanism of gene control. There are some cases in which actual rearrangements and deletions of DNA occur, as in the expression of the immunoglobulin and T-cell receptor genes in lymphocytes. Heritable modification of the DNA by methylation ca ...
... combination of regulatory proteins. This is not the only mechanism of gene control. There are some cases in which actual rearrangements and deletions of DNA occur, as in the expression of the immunoglobulin and T-cell receptor genes in lymphocytes. Heritable modification of the DNA by methylation ca ...
Ch. 27 & 28 Notes
... Including places too acidic, too salty, too cold, or too hot for most other organisms ...
... Including places too acidic, too salty, too cold, or too hot for most other organisms ...
Light-Independent Cell Death Induced by
... Halling 1988, Witkowski and Halling 1989). These reports indicate a close relationship between lesion formation and impairment of chlorophyll metabolism. The process of lesion formation by tetrapyrrole accumulation is not fully understood, but it is most likely that initiation of lesion formation is ...
... Halling 1988, Witkowski and Halling 1989). These reports indicate a close relationship between lesion formation and impairment of chlorophyll metabolism. The process of lesion formation by tetrapyrrole accumulation is not fully understood, but it is most likely that initiation of lesion formation is ...
A conserved role for kinesin-5 in plant mitosis
... The mitotic spindle separates replicated chromosomes, a hallmark process for the eukaryotic cell. Early observations on the mitotic spindle revealed that the spindle is reliably a bipolar structure in all eukaryotes and differs among taxa primarily in the nature of the poles. In particular, most ani ...
... The mitotic spindle separates replicated chromosomes, a hallmark process for the eukaryotic cell. Early observations on the mitotic spindle revealed that the spindle is reliably a bipolar structure in all eukaryotes and differs among taxa primarily in the nature of the poles. In particular, most ani ...
MAP Kinase Pathways
... Activated Ras promotes formation at the membrane of signaling complexes containing three sequentially acting protein kinases that are associated with a scaffold protein. This kinase cascade culminates in activation of MAP (mitogenactivating protein) kinase, a serine/threonine kinase also known as ER ...
... Activated Ras promotes formation at the membrane of signaling complexes containing three sequentially acting protein kinases that are associated with a scaffold protein. This kinase cascade culminates in activation of MAP (mitogenactivating protein) kinase, a serine/threonine kinase also known as ER ...
The Arabidopsis Exocyst Complex Is Involved in Cytokinesis and
... Finally, we present data indicating a defect in cell plate assembly in the exo70A1 mutant. We conclude that the exocyst complex is involved in secretory processes during cytokinesis in Arabidopsis cells, notably in cell plate initiation, cell plate maturation, and formation of new primary cell wall. ...
... Finally, we present data indicating a defect in cell plate assembly in the exo70A1 mutant. We conclude that the exocyst complex is involved in secretory processes during cytokinesis in Arabidopsis cells, notably in cell plate initiation, cell plate maturation, and formation of new primary cell wall. ...
organelle in bacillus subtilis
... seemed somewhat different from the organelles in B. subtilis. In the cytoplasm of hyphae of &reptomyees coelicolor Glauert and Hopwood not only detected "membranous bodies" but in addition an extensive membrane system continuous with these and with the plasma membrane (4). The authors suggest that t ...
... seemed somewhat different from the organelles in B. subtilis. In the cytoplasm of hyphae of &reptomyees coelicolor Glauert and Hopwood not only detected "membranous bodies" but in addition an extensive membrane system continuous with these and with the plasma membrane (4). The authors suggest that t ...
facebook Chlory Plastid
... Chlory Plastid organizing my thylakoids into grana. Aren’t they cute? 10 minutes ago via CellPhone ...
... Chlory Plastid organizing my thylakoids into grana. Aren’t they cute? 10 minutes ago via CellPhone ...
Nucleoids and coated vesicles of “Epulopiscium” spp.
... seen clinging to much of the surface of the morphotype B of Fig. 2B. Nucleoids of morphotype A In A morphotypes, the nucleoids were evenly distributed over the entire subsurface plane of the cells (Fig. 5, A and B). The nucleoids were not arranged there in any particular order, but were a remarkably ...
... seen clinging to much of the surface of the morphotype B of Fig. 2B. Nucleoids of morphotype A In A morphotypes, the nucleoids were evenly distributed over the entire subsurface plane of the cells (Fig. 5, A and B). The nucleoids were not arranged there in any particular order, but were a remarkably ...
The origins of multicellular organisms
... cycle (Fig. 2). Likewise, it can be difficult for asexual organisms to escape the consequences of Muller’s ratchet (the inevitable accumulation of deleterious mutations). However, asexual multicellular organisms also experience an alignment‐of‐fitness by means of unicellular or cloned propagules (Fig. ...
... cycle (Fig. 2). Likewise, it can be difficult for asexual organisms to escape the consequences of Muller’s ratchet (the inevitable accumulation of deleterious mutations). However, asexual multicellular organisms also experience an alignment‐of‐fitness by means of unicellular or cloned propagules (Fig. ...
Molecular regulation of the diatom cell cycle
... Nutrient availability strongly affects diatom population dynamics. Nutrient limitation at the end of a diatom bloom period is often accompanied by switches in the diatom life cycle phase from vegetative division to spore formation or sexual reproduction (Smetacek, 2012). The major limiting nutrients ...
... Nutrient availability strongly affects diatom population dynamics. Nutrient limitation at the end of a diatom bloom period is often accompanied by switches in the diatom life cycle phase from vegetative division to spore formation or sexual reproduction (Smetacek, 2012). The major limiting nutrients ...
Kinesin
... 8 nm per step (spacing of tubulin dimers along the microtubule) = 250 steps/second! Protein head = 7.5 X 4.5 X 4.5 nm ≈ speed and thrust of the supersonic car 60% efficiency ...
... 8 nm per step (spacing of tubulin dimers along the microtubule) = 250 steps/second! Protein head = 7.5 X 4.5 X 4.5 nm ≈ speed and thrust of the supersonic car 60% efficiency ...
Accurate cell segmentation in microscopy images using membrane
... of endogenously tagged Mup1-GFP (green fluorescent protein) S.cerevisiae cells was used to generate a nearly uniform intensity pattern around the cell (Fig. 3A left). An important feature of MPCS is that, despite differences in the characteristic membrane patterns of the imaging methods, similar cor ...
... of endogenously tagged Mup1-GFP (green fluorescent protein) S.cerevisiae cells was used to generate a nearly uniform intensity pattern around the cell (Fig. 3A left). An important feature of MPCS is that, despite differences in the characteristic membrane patterns of the imaging methods, similar cor ...
Retroviruses and oncogenes II
... biological c o r n u c o p i a . We now know of more than twenty retroviral oncogenes, whose diverse specificities in tumorigenesis provide experimental models for most forms of cancer that afflict human kind (Table 1). Each of these genes encodes a protein whose biochemical action provides distinct ...
... biological c o r n u c o p i a . We now know of more than twenty retroviral oncogenes, whose diverse specificities in tumorigenesis provide experimental models for most forms of cancer that afflict human kind (Table 1). Each of these genes encodes a protein whose biochemical action provides distinct ...
Provided for non-commercial research and educational use only
... eukaryotic cells, for example, during cell division,16 but are also present in bacteria. In developing organisms, they often emerge from localized protein synthesis, diffusion away from their source, and degradation. In single cells, gradients are rather formed by proteins in a specific phosphorylat ...
... eukaryotic cells, for example, during cell division,16 but are also present in bacteria. In developing organisms, they often emerge from localized protein synthesis, diffusion away from their source, and degradation. In single cells, gradients are rather formed by proteins in a specific phosphorylat ...
Catalog 2 Version: January 2013 University of Illinois at Chicago
... The Bacterial Expression Vector for Human Group V Phospholipase A2 (hVPLA2) : High levels of hVPLA2 are detected in different tissues and exudate under inflammatory conditions. The inventor constructed a hVPLA2 bacterial expression vector for the large scale production and purification of hVPLA2. Th ...
... The Bacterial Expression Vector for Human Group V Phospholipase A2 (hVPLA2) : High levels of hVPLA2 are detected in different tissues and exudate under inflammatory conditions. The inventor constructed a hVPLA2 bacterial expression vector for the large scale production and purification of hVPLA2. Th ...
Surface Area to Volume Ratio
... •As these cubes illustrate the surface area to volume ratio of a small object is larger than that of a large object of similar shape. This ratio limits how large cells can be. ...
... •As these cubes illustrate the surface area to volume ratio of a small object is larger than that of a large object of similar shape. This ratio limits how large cells can be. ...
Effect of osmotic shrinkage and hormones on the expression of Na+/
... a constant intracellular osmotic conditions is critical for normal cell functioning. As the gill is one of the major osmoregulatory organs in fish, the ability of the gill epithelial cells to recover from osmotic shrinkage/swelling, may relate to fish euryhalinity. In vertebrates, hormones and growt ...
... a constant intracellular osmotic conditions is critical for normal cell functioning. As the gill is one of the major osmoregulatory organs in fish, the ability of the gill epithelial cells to recover from osmotic shrinkage/swelling, may relate to fish euryhalinity. In vertebrates, hormones and growt ...