Regulation of Cell Cycle
... Serine-threonine kinases-regulate function of proteins by phosphorylation of either Serine (S) or Threonine (T) Both subunits needed for the kinase activity of the complex ...
... Serine-threonine kinases-regulate function of proteins by phosphorylation of either Serine (S) or Threonine (T) Both subunits needed for the kinase activity of the complex ...
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... had been elucidated previously (Hagemeier et al., 2001). The same set of eleven compounds was observed in an analogous experiment using cell wall extracts from leaves. However, most of them occurred in significantly smaller quantities, and the relative amounts differed considerably and reproducibly be ...
... had been elucidated previously (Hagemeier et al., 2001). The same set of eleven compounds was observed in an analogous experiment using cell wall extracts from leaves. However, most of them occurred in significantly smaller quantities, and the relative amounts differed considerably and reproducibly be ...
Biological Effects of Electromagnetic Fields
... quantum mechanical tunneling mechanism, perhaps taking place over distances as large as 30 A. Their studies coincided with Mitchell's development of his Nobel award winning chemiosmotic model, which proposed that key electron-transfer steps of respiration operated across the full 35 A width of the c ...
... quantum mechanical tunneling mechanism, perhaps taking place over distances as large as 30 A. Their studies coincided with Mitchell's development of his Nobel award winning chemiosmotic model, which proposed that key electron-transfer steps of respiration operated across the full 35 A width of the c ...
Targeted Proteomic Study of the Cyclin
... contrast, in Schizosaccharomyces pombe, one Cdk (Cdc2) functions with one of two G1 cyclins (Cig1 and 2) and one B type cyclin (Cdc13). In vertebrates (including humans), at least eight Cdks function with at least nine cyclins where only some cyclin-Cdk combinations are functional and where tissue s ...
... contrast, in Schizosaccharomyces pombe, one Cdk (Cdc2) functions with one of two G1 cyclins (Cig1 and 2) and one B type cyclin (Cdc13). In vertebrates (including humans), at least eight Cdks function with at least nine cyclins where only some cyclin-Cdk combinations are functional and where tissue s ...
Biological Effects of Electromagnetic Fields
... quantum mechanical tunneling mechanism, perhaps taking place over distances as large as 30 A. Their studies coincided with Mitchell's development of his Nobel award winning chemiosmotic model, which proposed that key electron-transfer steps of respiration operated across the full 35 A width of the c ...
... quantum mechanical tunneling mechanism, perhaps taking place over distances as large as 30 A. Their studies coincided with Mitchell's development of his Nobel award winning chemiosmotic model, which proposed that key electron-transfer steps of respiration operated across the full 35 A width of the c ...
paper
... analysis that had subtle overexpression effects. In some cases, likely due to differences in expression levels, genes identified in our screen had more modest effects than previously reported. For example, in a study that used extreme overexpression methods (12), MCM1 was found to cause nearly 100% ...
... analysis that had subtle overexpression effects. In some cases, likely due to differences in expression levels, genes identified in our screen had more modest effects than previously reported. For example, in a study that used extreme overexpression methods (12), MCM1 was found to cause nearly 100% ...
Mycotoxins reveal connections between plants and animals
... homeostasis is a basic research goal in contemporary biology. The practical benefit to be accrued from these studies may include insight into how to design strategies to modify the action of genes or signal responses that disrupt the ...
... homeostasis is a basic research goal in contemporary biology. The practical benefit to be accrued from these studies may include insight into how to design strategies to modify the action of genes or signal responses that disrupt the ...
Technical Tip - Cytoskeleton, Inc.
... occur when cells are fixed), high cell permeability is necessary. The SiR actin and tubulin probes fulfill all of these requirements. In short, the combination of STED and SiR probes allows for unparalleled fluorescent visualization of subcellular actin and tubulin/microtubule structures and their p ...
... occur when cells are fixed), high cell permeability is necessary. The SiR actin and tubulin probes fulfill all of these requirements. In short, the combination of STED and SiR probes allows for unparalleled fluorescent visualization of subcellular actin and tubulin/microtubule structures and their p ...
Coupling of DNA replication and mitosis by fission yeast rad4/cut5
... cause mitotic events. Temperature-sensitive cdc!8 mutant cells are arrested with 2C DNA contents, but the null mutant cells fail to synthesize DNA (Kelly et al., 1993). The c d tl+ gene was isolated by an immunoprecipitation-PCR (polymerase chain reaction) cycle used to isolate physically the genomi ...
... cause mitotic events. Temperature-sensitive cdc!8 mutant cells are arrested with 2C DNA contents, but the null mutant cells fail to synthesize DNA (Kelly et al., 1993). The c d tl+ gene was isolated by an immunoprecipitation-PCR (polymerase chain reaction) cycle used to isolate physically the genomi ...
Lymphoma - kau.edu.sa
... • Lymphomas are caused when a mutation arises during the B-cell life cycle • Various different lymphomas can occur during several different stages of the cycle – Follicular lymphoma, which is a type of B-cell lymphoma is caused by a gene translocation which results in an over expressed gene called B ...
... • Lymphomas are caused when a mutation arises during the B-cell life cycle • Various different lymphomas can occur during several different stages of the cycle – Follicular lymphoma, which is a type of B-cell lymphoma is caused by a gene translocation which results in an over expressed gene called B ...
Chapter 1: The Microbial World and You
... organelles and indicate the function of each: plasma membrane, mitochondria, endoplasmic reticulum, ribosomes, Golgi bodies, plastids, vacuoles and nucleus. 2- Distinguish between prokaryotic and ...
... organelles and indicate the function of each: plasma membrane, mitochondria, endoplasmic reticulum, ribosomes, Golgi bodies, plastids, vacuoles and nucleus. 2- Distinguish between prokaryotic and ...
Definition
... particles to the cell membrane to be removed Step 1: large particles that must leave the cell are packaged in vesicles Step 2: the vesicle travels to the cell membrane and fuses with it Step 3: the cell release the particles into its ...
... particles to the cell membrane to be removed Step 1: large particles that must leave the cell are packaged in vesicles Step 2: the vesicle travels to the cell membrane and fuses with it Step 3: the cell release the particles into its ...
Dynamic Proteomics of Individual Cancer Cells in Response to a
... 3B); others showed an increase followed by a return to basal level (Fig. 3C). Corresponding changes in the nuclear intensity outside of the nucleoli suggested that these are translocation events. We find that these proteins demonstrated similar spatial dynamics in response to the transcriptional inh ...
... 3B); others showed an increase followed by a return to basal level (Fig. 3C). Corresponding changes in the nuclear intensity outside of the nucleoli suggested that these are translocation events. We find that these proteins demonstrated similar spatial dynamics in response to the transcriptional inh ...
EGF cell surface receptor quantitation on ocular cells by an
... requires the specific fluorescence per cell to be measured as a function of ligand and receptor concentration. Because the measurement is noninvasive and restricted to cell surface-bound material, the cells can be kept in a physiologic environment, even at the moment of assay. Calculated receptor de ...
... requires the specific fluorescence per cell to be measured as a function of ligand and receptor concentration. Because the measurement is noninvasive and restricted to cell surface-bound material, the cells can be kept in a physiologic environment, even at the moment of assay. Calculated receptor de ...
PowerPoint 演示文稿
... HLA-DM catalyses the removal of CLIP HLA-DM Replaces CLIP with a peptide antigen using a catalytic mechanism (i.e. efficient at substoichiometric levels) Discovered using mutant cell lines that failed to present antigen HLA-DR ...
... HLA-DM catalyses the removal of CLIP HLA-DM Replaces CLIP with a peptide antigen using a catalytic mechanism (i.e. efficient at substoichiometric levels) Discovered using mutant cell lines that failed to present antigen HLA-DR ...
The co-ordination of cell division, differentiation and morphogenesis
... Fig. 1. (A) Longitudinal section through the meristem of a tobacco plant. The meristem consists of an orderly array of cells. (B) Hand section through the shoot apical meristem of a Tet::GUS plant which has been micro-induced. This leads to local induction of gene expression, as visualized by blue s ...
... Fig. 1. (A) Longitudinal section through the meristem of a tobacco plant. The meristem consists of an orderly array of cells. (B) Hand section through the shoot apical meristem of a Tet::GUS plant which has been micro-induced. This leads to local induction of gene expression, as visualized by blue s ...
Case study
... blend with areas of undifferentiated (anaplastic) carcinoma and are generally placed in the latter category because of their similar natural history. Indeed, many of them are seen to develop from papillary carcinoma in a fashion analogous to that of undifferentiated carcinoma. has been suggested tha ...
... blend with areas of undifferentiated (anaplastic) carcinoma and are generally placed in the latter category because of their similar natural history. Indeed, many of them are seen to develop from papillary carcinoma in a fashion analogous to that of undifferentiated carcinoma. has been suggested tha ...
PDF
... to differences in surface tension (Holtfreter, 19436, 1944); (2) more specific chemical affinities between neighbouring cells (Weiss, 1950); (3) the occurrence of intra-cellular fibrils which bring about expansion, contraction, or both, at different times (Waddington, 1940). Most authors have opted ...
... to differences in surface tension (Holtfreter, 19436, 1944); (2) more specific chemical affinities between neighbouring cells (Weiss, 1950); (3) the occurrence of intra-cellular fibrils which bring about expansion, contraction, or both, at different times (Waddington, 1940). Most authors have opted ...
Ultrastructure of the blastopore cells in the newt
... to differences in surface tension (Holtfreter, 19436, 1944); (2) more specific chemical affinities between neighbouring cells (Weiss, 1950); (3) the occurrence of intra-cellular fibrils which bring about expansion, contraction, or both, at different times (Waddington, 1940). Most authors have opted ...
... to differences in surface tension (Holtfreter, 19436, 1944); (2) more specific chemical affinities between neighbouring cells (Weiss, 1950); (3) the occurrence of intra-cellular fibrils which bring about expansion, contraction, or both, at different times (Waddington, 1940). Most authors have opted ...
Slide 1
... A unit cell (also sometimes causally referred to as a cell) is a representative unit of the structure. which when translationally repeated (by the basis vector(s)) gives the whole structure. The term unit should not be confused with ‘having one’ lattice point or motif (The term primitive or so ...
... A unit cell (also sometimes causally referred to as a cell) is a representative unit of the structure. which when translationally repeated (by the basis vector(s)) gives the whole structure. The term unit should not be confused with ‘having one’ lattice point or motif (The term primitive or so ...
Structural organization of the endoplasmic reticulum
... also probably required for calcium handling. Thus, the SER acts as an overflow site to house upregulated enzymes, and as these enzymes vary, it is also a cell type-specific suborganelle. Why are bound ribosomes concentrated in the RER and excluded from SER, rather than being found at lower levels th ...
... also probably required for calcium handling. Thus, the SER acts as an overflow site to house upregulated enzymes, and as these enzymes vary, it is also a cell type-specific suborganelle. Why are bound ribosomes concentrated in the RER and excluded from SER, rather than being found at lower levels th ...
Murdock, J. N., W. K. Dodds and D. l. Wetzel. 2008. Subcellular
... within the benthic (bottom dwelling) alga Cladophora glomerata (a common nuisance species in fresh and saline waters) was revealed by FT-IR microspectroscopic imaging. Nutrient heterogeneity was compared at the filament, cellular, and subcellular level, and localized nutrient uptake kinetics were st ...
... within the benthic (bottom dwelling) alga Cladophora glomerata (a common nuisance species in fresh and saline waters) was revealed by FT-IR microspectroscopic imaging. Nutrient heterogeneity was compared at the filament, cellular, and subcellular level, and localized nutrient uptake kinetics were st ...
growth of human diploid fibroblasts in media with different amino
... * Calculated from the ratio of the number of cell divisions at senescence to the time senescence occurred. f Culture contaminated at senescence. X Cell div./day = 023 if one does not include the long lag period of 63 days. § Culture discontinued accidentally. ...
... * Calculated from the ratio of the number of cell divisions at senescence to the time senescence occurred. f Culture contaminated at senescence. X Cell div./day = 023 if one does not include the long lag period of 63 days. § Culture discontinued accidentally. ...
What are the basic functions of microfilaments? Insights from studies
... BUD1/RSRI, BUD2-5) provide the signal that directs cytoskeletal polarization to the proper site, but they are not required for bud site assembly or bud emergence (15). Bud site selection seems to involve a G-protein signal transduction pathway. Budl/Rsrlp is a ras-like GTPase; Bud5p is a GDP exchang ...
... BUD1/RSRI, BUD2-5) provide the signal that directs cytoskeletal polarization to the proper site, but they are not required for bud site assembly or bud emergence (15). Bud site selection seems to involve a G-protein signal transduction pathway. Budl/Rsrlp is a ras-like GTPase; Bud5p is a GDP exchang ...
The morphologies of breast cancer cell lines in three
... pathways in non-malignant cells are integrated in 3D lrECM cultures in ways not observed when cells are cultured as monolayers. Initially, we reported that the expression and activity of b1-integrin and EGFR are reciprocally downregulated in breast cancer cells treated with various signaling inhibit ...
... pathways in non-malignant cells are integrated in 3D lrECM cultures in ways not observed when cells are cultured as monolayers. Initially, we reported that the expression and activity of b1-integrin and EGFR are reciprocally downregulated in breast cancer cells treated with various signaling inhibit ...