Myosin-Powered Membrane Compartment Drives Cytoplasmic
... much larger eukaryotic cells, where targeted transport of organelles and carrier vesicles, ER dynamics and cytosolic intermixing involve cytoskeletal transport networks encompassing microtubules and actin microfilaments with associated molecular motors [2–4]. Transport can be achieved by at least tw ...
... much larger eukaryotic cells, where targeted transport of organelles and carrier vesicles, ER dynamics and cytosolic intermixing involve cytoskeletal transport networks encompassing microtubules and actin microfilaments with associated molecular motors [2–4]. Transport can be achieved by at least tw ...
Escaping Underground Nets: Extracellular DNases Degrade
... treating pea root tips with DNase I accelerates necrosis caused by fungal infection [2]. ExDNA also forms the backbone of neutrophil extracellular traps, which are an important element of the animal immune system [8]. During microbial infection, neutrophils are recruited to the site of infection, wh ...
... treating pea root tips with DNase I accelerates necrosis caused by fungal infection [2]. ExDNA also forms the backbone of neutrophil extracellular traps, which are an important element of the animal immune system [8]. During microbial infection, neutrophils are recruited to the site of infection, wh ...
DNA methylation in cell differentiation and reprogramming: an
... suggest that DNA methylation establishes the epigenetic environment, which facilitates the transcriptional network necessary for cell differentiation, but not self-renewal. Embryonic stem cells may maintain pluripotency by protecting pluripotent genes from being silenced via de novo DNA methylation ...
... suggest that DNA methylation establishes the epigenetic environment, which facilitates the transcriptional network necessary for cell differentiation, but not self-renewal. Embryonic stem cells may maintain pluripotency by protecting pluripotent genes from being silenced via de novo DNA methylation ...
Redox regulation of protein tyrosine phosphatases during receptor
... Fig. 1. Biological stimuli associated with the generation of reactive oxygen species (ROS). The main sources of intracellular ROS are illustrated and the specific stimuli that elicit the response are listed [57]. (a) The mitochondrial generation of ROS represents a relevant by-product of electron fl ...
... Fig. 1. Biological stimuli associated with the generation of reactive oxygen species (ROS). The main sources of intracellular ROS are illustrated and the specific stimuli that elicit the response are listed [57]. (a) The mitochondrial generation of ROS represents a relevant by-product of electron fl ...
Molecular Regulation of Vascular Cambium Identity and Activity
... 2006a). Plant stem cells, or the “meristematic cells” or the “initials”, similar to their animal counterparts are reservoirs of cells that can both produce new cells for the generation of new tissues and organs, and self-maintain indeterminately via asymmetric cell division. The asymmetric division ...
... 2006a). Plant stem cells, or the “meristematic cells” or the “initials”, similar to their animal counterparts are reservoirs of cells that can both produce new cells for the generation of new tissues and organs, and self-maintain indeterminately via asymmetric cell division. The asymmetric division ...
Cooperative organization of bacterial colonies: from genotype to
... 60% of T colonies show bursts of the C morphotype after about two days. The question arose as to whether this was a true morphotype transition, or whether the C cells were simply present as a small minority within the var. dendron population. Recent findings using strains marked with antibiotic resi ...
... 60% of T colonies show bursts of the C morphotype after about two days. The question arose as to whether this was a true morphotype transition, or whether the C cells were simply present as a small minority within the var. dendron population. Recent findings using strains marked with antibiotic resi ...
cells
... “optical sectioning” of fluorescently-stained specimens. Only a single plane of focus is illuminated; out-of-focus fluorescence above and below the plane is subtracted by a computer. A sharp image results, as seen in stained nervous tissue (top), where nerve cells are green, support cells are red, a ...
... “optical sectioning” of fluorescently-stained specimens. Only a single plane of focus is illuminated; out-of-focus fluorescence above and below the plane is subtracted by a computer. A sharp image results, as seen in stained nervous tissue (top), where nerve cells are green, support cells are red, a ...
Notochord vacuoles are lysosome-related organelles that function in
... a thick extracellular perinotochordal basement membrane, whereas the inner cells form large fluid-filled intracellular vacuoles. The vacuoles occupy the majority of the volume of the inner cells with diameters of up to 40 µm. Notochord vacuoles have been described in nearly every embryonic vertebrat ...
... a thick extracellular perinotochordal basement membrane, whereas the inner cells form large fluid-filled intracellular vacuoles. The vacuoles occupy the majority of the volume of the inner cells with diameters of up to 40 µm. Notochord vacuoles have been described in nearly every embryonic vertebrat ...
Notochord vacuoles are lysosome-related organelles that function in
... a thick extracellular perinotochordal basement membrane, whereas the inner cells form large fluid-filled intracellular vacuoles. The vacuoles occupy the majority of the volume of the inner cells with diameters of up to 40 µm. Notochord vacuoles have been described in nearly every embryonic vertebrat ...
... a thick extracellular perinotochordal basement membrane, whereas the inner cells form large fluid-filled intracellular vacuoles. The vacuoles occupy the majority of the volume of the inner cells with diameters of up to 40 µm. Notochord vacuoles have been described in nearly every embryonic vertebrat ...
The Arabidopsis TRM1-TON1 interaction reveals a recruitment
... Apart from proteins of the bona fide g-tubulin complex (Liu et al., 1994; Erhardt et al., 2002; Binarová et al., 2006; Pastuglia et al., 2006; Nakamura and Hashimoto, 2009; Kong et al., 2010), only a handful of plant proteins with similarity with animal centrosomal proteins have been identified and ...
... Apart from proteins of the bona fide g-tubulin complex (Liu et al., 1994; Erhardt et al., 2002; Binarová et al., 2006; Pastuglia et al., 2006; Nakamura and Hashimoto, 2009; Kong et al., 2010), only a handful of plant proteins with similarity with animal centrosomal proteins have been identified and ...
siRNA-27 - OriGene
... not contain Mg), do not heat above 75 C as this may result in chemical degradation of the RNA. a. 2 nmoles of each duplex is provided (including the control duplex). Addition of 100 μl of RNase-free Duplex Buffer will result in 20 μM final concentration; vortex thoroughly and microfuge prior to use. ...
... not contain Mg), do not heat above 75 C as this may result in chemical degradation of the RNA. a. 2 nmoles of each duplex is provided (including the control duplex). Addition of 100 μl of RNase-free Duplex Buffer will result in 20 μM final concentration; vortex thoroughly and microfuge prior to use. ...
The Arabidopsis TRM1-TON1 interaction reveals a recruitment
... Apart from proteins of the bona fide g-tubulin complex (Liu et al., 1994; Erhardt et al., 2002; Binarová et al., 2006; Pastuglia et al., 2006; Nakamura and Hashimoto, 2009; Kong et al., 2010), only a handful of plant proteins with similarity with animal centrosomal proteins have been identified and ...
... Apart from proteins of the bona fide g-tubulin complex (Liu et al., 1994; Erhardt et al., 2002; Binarová et al., 2006; Pastuglia et al., 2006; Nakamura and Hashimoto, 2009; Kong et al., 2010), only a handful of plant proteins with similarity with animal centrosomal proteins have been identified and ...
Gram Staining - WordPress.com
... Gram staining is a common experiment that is used to differentiate between two large groups of bacteria. The bacteria are differentiated by their cell wall components. The procedure distinguishes between two groups : Gram Positive and Gram Negative by staining them red or violet. Gram Positive bacte ...
... Gram staining is a common experiment that is used to differentiate between two large groups of bacteria. The bacteria are differentiated by their cell wall components. The procedure distinguishes between two groups : Gram Positive and Gram Negative by staining them red or violet. Gram Positive bacte ...
Roseicyclus mahoneyensis gen. nov., sp. nov., an aerobic
... up of strains that were able to utilize a wide range of substrates. A second group contained strains with very restricted metabolic abilities and which could utilize only a limited number of organic substrates. A third and final group was made up of strains that did not grow in any media containing ...
... up of strains that were able to utilize a wide range of substrates. A second group contained strains with very restricted metabolic abilities and which could utilize only a limited number of organic substrates. A third and final group was made up of strains that did not grow in any media containing ...
BIOLOGY I MIDTERM OBJECTIVES Chapter 1 (The Nature of
... *14) What is primary productivity? How is it influenced by limiting nutrients? How would an increase in primary productivity affect the biomass of the tertiary consumer level in a community? Explain. *=not in your notes – use textbook for information Chapter 5 and 6 (Ecology – Population Ecology and ...
... *14) What is primary productivity? How is it influenced by limiting nutrients? How would an increase in primary productivity affect the biomass of the tertiary consumer level in a community? Explain. *=not in your notes – use textbook for information Chapter 5 and 6 (Ecology – Population Ecology and ...
Transcripts of the npm-alk fusion gene in anaplastic large cell
... a significant step toward the understanding of the pathogenesis of ALCL, and it opened the way to the demonstration of the t(2;5) by molecular techniques." The new assays have allowed the study of a larger number of cases of ALCL since tissues with adequately preserved DNA and/or RNA can now be exam ...
... a significant step toward the understanding of the pathogenesis of ALCL, and it opened the way to the demonstration of the t(2;5) by molecular techniques." The new assays have allowed the study of a larger number of cases of ALCL since tissues with adequately preserved DNA and/or RNA can now be exam ...
Downloadable Full Text
... such as Ruby and Hoechst), including bone-marrow-derived dendritic cells (BMDCs) and splenic DCs from Dnase2a/ mice (Figure 1A), as well as primary BMDCs silenced for Dnase2 by stably expressed small hairpin RNAs (shRNAs). To determine the distribution of DNA in these mice, we stained tissue secti ...
... such as Ruby and Hoechst), including bone-marrow-derived dendritic cells (BMDCs) and splenic DCs from Dnase2a/ mice (Figure 1A), as well as primary BMDCs silenced for Dnase2 by stably expressed small hairpin RNAs (shRNAs). To determine the distribution of DNA in these mice, we stained tissue secti ...
Functions of smooth muscles and their electrical properties Learning
... They are always present in the small intestine, where they decrease in frequency along a gradient from the duodenum to the ileum. In the gastric antrum, the terms slow wave and action potential are used interchangeably for the same electrical event. when action potentials are associated with e ...
... They are always present in the small intestine, where they decrease in frequency along a gradient from the duodenum to the ileum. In the gastric antrum, the terms slow wave and action potential are used interchangeably for the same electrical event. when action potentials are associated with e ...
Dynamics of the slowing segmentation clock reveal
... stop or are stabilized in the anterior PSM. Instead, PSM cells oscillate until they incorporate into somites. Our findings suggest that the segmentation clock may signal somite formation using a phase gradient with a two-somite periodicity. KEY WORDS: Two-segment periodicity, Segmentation clock, Zeb ...
... stop or are stabilized in the anterior PSM. Instead, PSM cells oscillate until they incorporate into somites. Our findings suggest that the segmentation clock may signal somite formation using a phase gradient with a two-somite periodicity. KEY WORDS: Two-segment periodicity, Segmentation clock, Zeb ...
Diseases of the respiratory system lecture 4
... - Is a classic example of type I IgE-mediated hypersensitivity reaction - A positive family history of atopy and/or asthma is common, - Asthmatic attacks are often preceded by allergic rhinitis, urticaria, or eczema. - The disease is triggered by environmental antigens, such as dusts, pollen, and fo ...
... - Is a classic example of type I IgE-mediated hypersensitivity reaction - A positive family history of atopy and/or asthma is common, - Asthmatic attacks are often preceded by allergic rhinitis, urticaria, or eczema. - The disease is triggered by environmental antigens, such as dusts, pollen, and fo ...
HISTOLOGY— THE STUDY OF TISSUES
... understanding, the biologists of past generations were not discouraged by this complexity, but discovered patterns that made it more understandable. One pattern is the fact that these trillions of cells belong to only 200 different types or so, and these cells are organized into tissues that fall in ...
... understanding, the biologists of past generations were not discouraged by this complexity, but discovered patterns that made it more understandable. One pattern is the fact that these trillions of cells belong to only 200 different types or so, and these cells are organized into tissues that fall in ...
Signaling networks that regulate muscle development: Lessons from
... dots indicate the locations of fast muscle cell precursor. Muscle precursor cells are not yet committed at this stage. Muscle precursor cells in the marginal zone undergo involution (arrow). (b) Myogenic gene expression starts during the mid-gastrulation stages. Blue indicates myod expression. Magen ...
... dots indicate the locations of fast muscle cell precursor. Muscle precursor cells are not yet committed at this stage. Muscle precursor cells in the marginal zone undergo involution (arrow). (b) Myogenic gene expression starts during the mid-gastrulation stages. Blue indicates myod expression. Magen ...
GLUT2 intracytoplasmic loop transmits glucose signaling
... interactions (Johnston, 1999). Extracellular glucose is detected by two nutrient sensors of low and high concentrations, Snf3p and Rgt2p, cloned in Saccharomyces cerevisiae (Özcan et al., 1996). These proteins are structurally similar to mammalian and yeast glucose transporters, except for a long cy ...
... interactions (Johnston, 1999). Extracellular glucose is detected by two nutrient sensors of low and high concentrations, Snf3p and Rgt2p, cloned in Saccharomyces cerevisiae (Özcan et al., 1996). These proteins are structurally similar to mammalian and yeast glucose transporters, except for a long cy ...