PIERGIORGIO PETTAZZONI
... cells, inhibits proliferation and induces differentiation of HL-60 human leukemic cells. This HNE concentration also induces erythroid differentiation by increasing gamma globin expression in MEL and K562 cells. Moreover, HNE causes cell cycle arrest and apoptosis in numerous cell lines. The mechani ...
... cells, inhibits proliferation and induces differentiation of HL-60 human leukemic cells. This HNE concentration also induces erythroid differentiation by increasing gamma globin expression in MEL and K562 cells. Moreover, HNE causes cell cycle arrest and apoptosis in numerous cell lines. The mechani ...
Linköping University Post Print
... LMP do exist [23, 24]. For example, large lysosomes appears to be more susceptible to LMP than small ones [24]. The mechanism underlying LMP is still incompletely understood. Apart from cathepsins, other hydrolases [25-28], H+ (causing acidification of the cytosol) [29], Ca2+ [30], and several of t ...
... LMP do exist [23, 24]. For example, large lysosomes appears to be more susceptible to LMP than small ones [24]. The mechanism underlying LMP is still incompletely understood. Apart from cathepsins, other hydrolases [25-28], H+ (causing acidification of the cytosol) [29], Ca2+ [30], and several of t ...
Day 2 Western blotting
... supporting membrane, usually a nitrocellulose or a PVDF (polyvinylidene difluoride) filter membrane, and finally detection and comparison of the expression levels of a selected protein among the samples using antibodies. Several of the amino acids that are used as building blocks in proteins are neg ...
... supporting membrane, usually a nitrocellulose or a PVDF (polyvinylidene difluoride) filter membrane, and finally detection and comparison of the expression levels of a selected protein among the samples using antibodies. Several of the amino acids that are used as building blocks in proteins are neg ...
Towards mechanistic models of plant organ growth
... Table 1. Each of these frameworks has its strengths and weaknesses and it is therefore useful for the aspiring Systems Biologist to review them here. L-studio and Virtual Laboratory (VLAB) are based on an underlying fractal generator with continuous parameters (CPFG). L-studio is available on Window ...
... Table 1. Each of these frameworks has its strengths and weaknesses and it is therefore useful for the aspiring Systems Biologist to review them here. L-studio and Virtual Laboratory (VLAB) are based on an underlying fractal generator with continuous parameters (CPFG). L-studio is available on Window ...
Prokaryotic Translation - Department of Microbiology
... The alanyl-tmRNA/SmpB/EF-Tu complex recognizes ribosomes at the 3′end of an mRNA and enters the A-site as though it were a tRNA. The nascent polypeptide is transferred to tmRNA, and the tmRNA tag reading frame replaces the mRNA in the decoding center. The mRNA is rapidly ...
... The alanyl-tmRNA/SmpB/EF-Tu complex recognizes ribosomes at the 3′end of an mRNA and enters the A-site as though it were a tRNA. The nascent polypeptide is transferred to tmRNA, and the tmRNA tag reading frame replaces the mRNA in the decoding center. The mRNA is rapidly ...
Evidence that the transport of ricin to the cytoplasm is independent
... ER transport carry amino acid signals that allow them to interact, either directly or indirectly, with COPI and be included in vesicles that bud at sites coated by COPI. One well-characterized amino acid signal specifying retrograde ...
... ER transport carry amino acid signals that allow them to interact, either directly or indirectly, with COPI and be included in vesicles that bud at sites coated by COPI. One well-characterized amino acid signal specifying retrograde ...
Dependency on Medium and Temperature of Cel Size and
... Folkes, 1953). Previously, interest has been focused mainly on the striking difference between the small, non-dividing cells of an outgrown culture and the larger forms typical of rapid growth. Hence, cells are often described as ‘resting ’ or ‘exponentially growing’ and these conditions implicitly ...
... Folkes, 1953). Previously, interest has been focused mainly on the striking difference between the small, non-dividing cells of an outgrown culture and the larger forms typical of rapid growth. Hence, cells are often described as ‘resting ’ or ‘exponentially growing’ and these conditions implicitly ...
Microbial Biotechnology Products from Microrganisms - ASAB-NUST
... • They are derived from primary metabolites or the intermediates of primary metabolites • They are characteristically produced quite late in the growth cycle • They are not essential for the cell growth or ...
... • They are derived from primary metabolites or the intermediates of primary metabolites • They are characteristically produced quite late in the growth cycle • They are not essential for the cell growth or ...
0 - Microbiology
... Folkes, 1953). Previously, interest has been focused mainly on the striking difference between the small, non-dividing cells of an outgrown culture and the larger forms typical of rapid growth. Hence, cells are often described as ‘resting ’ or ‘exponentially growing’ and these conditions implicitly ...
... Folkes, 1953). Previously, interest has been focused mainly on the striking difference between the small, non-dividing cells of an outgrown culture and the larger forms typical of rapid growth. Hence, cells are often described as ‘resting ’ or ‘exponentially growing’ and these conditions implicitly ...
Conserved functions of retinoblastoma proteins: From purple retina
... and plants, one might predict that the retinoblastoma-related plant homologues play a complex role, analogous to many functions found in their animal counterparts. However, the plant life cycle possesses several specific features compared to animals, for example, plant development is largely postemb ...
... and plants, one might predict that the retinoblastoma-related plant homologues play a complex role, analogous to many functions found in their animal counterparts. However, the plant life cycle possesses several specific features compared to animals, for example, plant development is largely postemb ...
What the Distribution of Cell Lengths in the Root Meristem Does and
... 2000), the constraint of symplastic growth offers a simple way to see if dividing cells exit the cell cycle while still within the meristem. Because of symplastic growth, a cell that misses a mitosis will become larger than its neighbors. It is true that single cells, such as protozoa or cells in cu ...
... 2000), the constraint of symplastic growth offers a simple way to see if dividing cells exit the cell cycle while still within the meristem. Because of symplastic growth, a cell that misses a mitosis will become larger than its neighbors. It is true that single cells, such as protozoa or cells in cu ...
Escherichia coli Karl Skoog
... describe the biochemistry and cell biology of cell division in bacteria. This process can be divided into three major steps. The first step involves the replication of the DNA, followed by an elongation step in which the cells become twice as long. In the last step the elongated cell constricts in t ...
... describe the biochemistry and cell biology of cell division in bacteria. This process can be divided into three major steps. The first step involves the replication of the DNA, followed by an elongation step in which the cells become twice as long. In the last step the elongated cell constricts in t ...
The Stages of Mitosis
... Telophase is when the chromosomes arrive at the poles and begin to decondense. ...
... Telophase is when the chromosomes arrive at the poles and begin to decondense. ...
Division Cycle in Yeast
... synthesis and onset of mitosis; and M, the types in the context of the following period of mitosis. question: How are the events bud emergence, initiation of DNA synthesis, DNA synthesis, nuclear migra- would normally occur in the proper tion, nuclear division, cytokinesis, and order because of the ...
... synthesis and onset of mitosis; and M, the types in the context of the following period of mitosis. question: How are the events bud emergence, initiation of DNA synthesis, DNA synthesis, nuclear migra- would normally occur in the proper tion, nuclear division, cytokinesis, and order because of the ...
Asymmetric Cell Divisions in the Early Embryo of the Leech
... of the body plan. Centrifugation experiments showed that factors permitting the expression of the D quadrant fates are associated with the teloplasm. For instance, when zygotes are compressed to re-orient the mitotic apparatus and both daughters inherit teloplasm at first cleavage, they both make te ...
... of the body plan. Centrifugation experiments showed that factors permitting the expression of the D quadrant fates are associated with the teloplasm. For instance, when zygotes are compressed to re-orient the mitotic apparatus and both daughters inherit teloplasm at first cleavage, they both make te ...
Intracellular Redox Compartmentation and ROS
... things, compartmentation allows differences in metabolite concentrations, because organelles are surrounded by one or more membranes that act as a barrier to passive diffusion. However, membranes can also act as bridges between the compartments they separate if they contain porins or transporters ab ...
... things, compartmentation allows differences in metabolite concentrations, because organelles are surrounded by one or more membranes that act as a barrier to passive diffusion. However, membranes can also act as bridges between the compartments they separate if they contain porins or transporters ab ...
Cyanidioschyzon merolae Genome. A Tool for
... contain many double membrane- and single membrane-bound organelles, they are not illustrated. During interphase, the centrosome (CEN) forms outside the nucleus (N), including the nucleolus (NLO; a). At prophase, the centrosome divides, and the resulting two asters can be seen to have moved apart. Th ...
... contain many double membrane- and single membrane-bound organelles, they are not illustrated. During interphase, the centrosome (CEN) forms outside the nucleus (N), including the nucleolus (NLO; a). At prophase, the centrosome divides, and the resulting two asters can be seen to have moved apart. Th ...
Grape Berry Vacuole - American Journal of Enology and Viticulture
... on tonoplast sugar transporters is still limited. However, some tonoplast monosaccharide transporters (TMT) have been recently reported as mediating a proton-coupled antiport mechanism. Three AtTMT (Arabidopsis thaliana tonoplast monosaccharide transporters) isoforms were localized at the tonoplast ...
... on tonoplast sugar transporters is still limited. However, some tonoplast monosaccharide transporters (TMT) have been recently reported as mediating a proton-coupled antiport mechanism. Three AtTMT (Arabidopsis thaliana tonoplast monosaccharide transporters) isoforms were localized at the tonoplast ...
Evidence for an Outer Membrane
... mechanism by which this enzyme is released from the cell and the potential role of the cell envelope in the process are not yet understood. ...
... mechanism by which this enzyme is released from the cell and the potential role of the cell envelope in the process are not yet understood. ...
Cells as Tensegrity Structures: Architectural Basis of the Cytoskeleton
... A key assumption of the tensegrity model is that microtubules carry compression as they balance tension in the actin network. This is qualitatively supported by microscopic visualizations of microtubules of living cells that show that microtubules buckle as they oppose contraction of the actin netwo ...
... A key assumption of the tensegrity model is that microtubules carry compression as they balance tension in the actin network. This is qualitatively supported by microscopic visualizations of microtubules of living cells that show that microtubules buckle as they oppose contraction of the actin netwo ...
Lysosomes and Fas-mediated liver cell death
... The involvement of lysosomes in apoptosis as suggested by several studies is still highly debatable (for a review, see [1]). Lysosome-mediated apoptosis would result from a destabilization of the lysosomal membrane causing a release of cathepsins into the cytosol. These proteases would stimulate the ...
... The involvement of lysosomes in apoptosis as suggested by several studies is still highly debatable (for a review, see [1]). Lysosome-mediated apoptosis would result from a destabilization of the lysosomal membrane causing a release of cathepsins into the cytosol. These proteases would stimulate the ...