An Adaptive Multiple Access Protocol for Broadcast Channels
... The distance between the two cells using the same channel is known as the ‘reuse distance’ and is represented by D. There is a close relationship between D, R (the radius of each cell), and N (the number of cells is a cluster), which is given by ...
... The distance between the two cells using the same channel is known as the ‘reuse distance’ and is represented by D. There is a close relationship between D, R (the radius of each cell), and N (the number of cells is a cluster), which is given by ...
Limits to Cell Size
... Limits to Cell Size Background Cells are the basic units of life. When cells become damaged, or simply grow too old, and need to be replaced, they undergo division: mitosis and cytokinesis. Also, when an organism grows in size, it’s due to the replication and reproduction of cells. Large organisms a ...
... Limits to Cell Size Background Cells are the basic units of life. When cells become damaged, or simply grow too old, and need to be replaced, they undergo division: mitosis and cytokinesis. Also, when an organism grows in size, it’s due to the replication and reproduction of cells. Large organisms a ...
The Patch-Clamp Method
... -A basic voltage clamp will iteratively measure the membrane potential, and then change the membrane potential (voltage) to a desired value by adding the necessary current. -This process figuratively "clamps" the cell membrane at a desired constant voltage, allowing the voltage clamp to record what ...
... -A basic voltage clamp will iteratively measure the membrane potential, and then change the membrane potential (voltage) to a desired value by adding the necessary current. -This process figuratively "clamps" the cell membrane at a desired constant voltage, allowing the voltage clamp to record what ...
Smart thermoresponsive coatings and surfaces for tissue
... and this constitutes a major drawback of this cell harvesting method [6–10]. Moreover, from a tissue engineering perspective, the disruption of the newly formed tissue-like structures seems to be a backward step. Thermoresponsive substrates can be created so that cells adhere and proliferate at the ...
... and this constitutes a major drawback of this cell harvesting method [6–10]. Moreover, from a tissue engineering perspective, the disruption of the newly formed tissue-like structures seems to be a backward step. Thermoresponsive substrates can be created so that cells adhere and proliferate at the ...
A Mechanism Linking Extra Centrosomes to Chromosomal Instability
... centrosomes, compared to 1 chromosome missegregation for every ∼50 divisions in tetraploids with 2 centrosomes. Thus, extra centrosomes promote chromosome missegregation even after cells cluster centrosomes to assemble bipolar spindles. Although the above data suggest that the majority of missegrega ...
... centrosomes, compared to 1 chromosome missegregation for every ∼50 divisions in tetraploids with 2 centrosomes. Thus, extra centrosomes promote chromosome missegregation even after cells cluster centrosomes to assemble bipolar spindles. Although the above data suggest that the majority of missegrega ...
Vacuole metabolites
... •The main role of the central vacuole is to maintain turgor pressure against the cell wall. Proteins found in the tonoplast (aquaporins) control the flow of water into and out of the vacuole through active transport, pumping potassium (K+) ions into and out of the vacuolar interior. Due to osmosis, ...
... •The main role of the central vacuole is to maintain turgor pressure against the cell wall. Proteins found in the tonoplast (aquaporins) control the flow of water into and out of the vacuole through active transport, pumping potassium (K+) ions into and out of the vacuolar interior. Due to osmosis, ...
Apicomplexan host cell invasion
... function of the host cell nucleus Several rhoptry proteins are injected into the host cell cytoplasm during invasion They accumulate in the host cell nucleus Interestingly, many of them are enzymes capable of changing the phosphorylation state of proteins (kinases & phosphatases) ...
... function of the host cell nucleus Several rhoptry proteins are injected into the host cell cytoplasm during invasion They accumulate in the host cell nucleus Interestingly, many of them are enzymes capable of changing the phosphorylation state of proteins (kinases & phosphatases) ...
Alexa Fluor® 647 Rat Anti-Mouse Dendritic Cells
... colony-stimulating factor. J Exp Med. 1992; 176(6):1693-1702. (Clone-specific: Flow cytometry) Kelsall BL, Strober W. Distinct populations of dendritic cells are present in the subepithelial dome and T cell regions of the murine Peyer's patch. J Exp Med. 1996; 183(1):237-247. (Clone-specific: Flow c ...
... colony-stimulating factor. J Exp Med. 1992; 176(6):1693-1702. (Clone-specific: Flow cytometry) Kelsall BL, Strober W. Distinct populations of dendritic cells are present in the subepithelial dome and T cell regions of the murine Peyer's patch. J Exp Med. 1996; 183(1):237-247. (Clone-specific: Flow c ...
Determination of the Order of Gene Function in Yeast Nuclear Division Pathway Using cs and ts Mutants.
... cold-sensitivestep; DNA synthesis is required before the CDC44 function in a dependent pathway. In the case of CDC45, exactly the same conclusion can be drawn since shift from cold to HU allows 60% of the cells to pass to a second cell cycle as opposed to none when the shift is from HU to cold; DNA ...
... cold-sensitivestep; DNA synthesis is required before the CDC44 function in a dependent pathway. In the case of CDC45, exactly the same conclusion can be drawn since shift from cold to HU allows 60% of the cells to pass to a second cell cycle as opposed to none when the shift is from HU to cold; DNA ...
Humoral Response Harbors a Prominent Antigen
... (pH 8.0; Zymed Laboratories), or 10 mM citrate (pH 6.0; Zymed laboratories) in a steam pressure cooker (Decloaking Chamber; Biocare Medical) per the manufacturer’s instructions, followed by washing in distilled water. All further steps were performed at room temperature in a hydrated chamber. Slides ...
... (pH 8.0; Zymed Laboratories), or 10 mM citrate (pH 6.0; Zymed laboratories) in a steam pressure cooker (Decloaking Chamber; Biocare Medical) per the manufacturer’s instructions, followed by washing in distilled water. All further steps were performed at room temperature in a hydrated chamber. Slides ...
Slide 1
... Apparatus - Mortar & pestle; mechanical shaking with abrasives in Mickle shakers, liquid shearing in blenders; homogenisers with power driven (Potter-Elvejham) pestle made of pyrex glass, Teflon or leucite can also be used; controlled solid shear with Hughes Press that generate pressure upto 108 Pa ...
... Apparatus - Mortar & pestle; mechanical shaking with abrasives in Mickle shakers, liquid shearing in blenders; homogenisers with power driven (Potter-Elvejham) pestle made of pyrex glass, Teflon or leucite can also be used; controlled solid shear with Hughes Press that generate pressure upto 108 Pa ...
Regulation of germinal center responses, memory B cells and
... Myc, another factor enabling proliferation and contributing to B cell transformation, is required for GC formation [40,41]. DZ B cells, some of the most rapidly dividing mammalian cells known, should universally express Myc, but surprisingly, it is expressed by only a minority of GC B cells, and the ...
... Myc, another factor enabling proliferation and contributing to B cell transformation, is required for GC formation [40,41]. DZ B cells, some of the most rapidly dividing mammalian cells known, should universally express Myc, but surprisingly, it is expressed by only a minority of GC B cells, and the ...
Chapter 3 - Palm Beach State College
... identification tags • Cell-adhesion molecules—mechanically link cell to extracellular material ...
... identification tags • Cell-adhesion molecules—mechanically link cell to extracellular material ...
Altered Cell Cycle Distribution, Hyperplasia, and
... their immediate derivatives, which undergo little endoreduplication, allowing any effects of CYCD3;1 expression on the cell cycle to be observed. We examined the cell cycle distribution of the nuclei of cells from dissected shoot apices using flow cytometry. We observed a striking reduction of 30% i ...
... their immediate derivatives, which undergo little endoreduplication, allowing any effects of CYCD3;1 expression on the cell cycle to be observed. We examined the cell cycle distribution of the nuclei of cells from dissected shoot apices using flow cytometry. We observed a striking reduction of 30% i ...
review - Biological Sciences
... 730 genes encoding putative glycosyltransferases or glycosyl hydrolases (5) and several hundred additional genes encoding other types of proteins implicated in wall biosynthesis or function. Although their general catalytic activity can often be inferred from sequence, the precise enzymatic function ...
... 730 genes encoding putative glycosyltransferases or glycosyl hydrolases (5) and several hundred additional genes encoding other types of proteins implicated in wall biosynthesis or function. Although their general catalytic activity can often be inferred from sequence, the precise enzymatic function ...
Chapter 3-multiplication
... The bacteriophages – discovered by Frederick Twort and Felix d’Herelle in 1915 – it first appeared that the bacterial host cells were being eaten by some unseen parasite, hence the name bacteriophage was used. Most bacteriophages (or phage) contain double-stranded DNA, although singlestranded DNA an ...
... The bacteriophages – discovered by Frederick Twort and Felix d’Herelle in 1915 – it first appeared that the bacterial host cells were being eaten by some unseen parasite, hence the name bacteriophage was used. Most bacteriophages (or phage) contain double-stranded DNA, although singlestranded DNA an ...
Microbiology 6/e
... The bacteriophages – discovered by Frederick Twort and Felix d’Herelle in 1915 – it first appeared that the bacterial host cells were being eaten by some unseen parasite, hence the name bacteriophage was used. Most bacteriophages (or phage) contain double-stranded DNA, although singlestranded DNA an ...
... The bacteriophages – discovered by Frederick Twort and Felix d’Herelle in 1915 – it first appeared that the bacterial host cells were being eaten by some unseen parasite, hence the name bacteriophage was used. Most bacteriophages (or phage) contain double-stranded DNA, although singlestranded DNA an ...
The Cell
... between plant cells, the membrane plasmodesmata, allow for the cell walls movement of materials among cells. Thanks to the cytoplasm plasmodesmata channels, the cytoplasm of one cell is continuous with the cytoplasm of the next; the plant as a whole can be thought of as having a single complement of ...
... between plant cells, the membrane plasmodesmata, allow for the cell walls movement of materials among cells. Thanks to the cytoplasm plasmodesmata channels, the cytoplasm of one cell is continuous with the cytoplasm of the next; the plant as a whole can be thought of as having a single complement of ...
The Cell - MDC Faculty Home Pages
... between plant cells, the membrane plasmodesmata, allow for the cell walls movement of materials among cells. Thanks to the cytoplasm plasmodesmata channels, the cytoplasm of one cell is continuous with the cytoplasm of the next; the plant as a whole can be thought of as having a single complement of ...
... between plant cells, the membrane plasmodesmata, allow for the cell walls movement of materials among cells. Thanks to the cytoplasm plasmodesmata channels, the cytoplasm of one cell is continuous with the cytoplasm of the next; the plant as a whole can be thought of as having a single complement of ...
Cellular Polarity in Prokaryotic Organisms
... However, the structure of this polymer in vivo is not clear (Li et al. 2007) and it may form multiple coil-like structures at mid-cell that do not have definitive orientation with respect to the poles (Michie et al. 2006). Regardless, proteins with affinity for the FtsZ ring (or, more generally, wit ...
... However, the structure of this polymer in vivo is not clear (Li et al. 2007) and it may form multiple coil-like structures at mid-cell that do not have definitive orientation with respect to the poles (Michie et al. 2006). Regardless, proteins with affinity for the FtsZ ring (or, more generally, wit ...
Chapter 4
... Resolution is a measure of the clarity of an image. In other words, it is the ability of an instrument to show two close objects as separate. ...
... Resolution is a measure of the clarity of an image. In other words, it is the ability of an instrument to show two close objects as separate. ...