Membranes - Active Transport (GPC)
... carries one speci c ion or molecule. A symporter carries two dierent ions or molecules, both in the same direction. An antiporter also carries two dierent ions or molecules, but in dierent directions. All of these transporters can also transport small, uncharged organic molecules like glucose. Th ...
... carries one speci c ion or molecule. A symporter carries two dierent ions or molecules, both in the same direction. An antiporter also carries two dierent ions or molecules, but in dierent directions. All of these transporters can also transport small, uncharged organic molecules like glucose. Th ...
Cell polarity in early C. elegans development
... migrate into the center of the embryo. By the time gastrulation ends approximately 550 cells have been generated and most embryonic cell divisions are complete. The embryo elongates inside the eggshell until it is folded in three. During this period of elongation, muscle cells begin to function and ...
... migrate into the center of the embryo. By the time gastrulation ends approximately 550 cells have been generated and most embryonic cell divisions are complete. The embryo elongates inside the eggshell until it is folded in three. During this period of elongation, muscle cells begin to function and ...
Hereditary neutropenia - University of Washington
... The protease cathepsin C, also known as dipeptidyl peptidase I (DPPI), cleaves a remaining two residue pro sequence, in a step corresponding to zymogen activation [22,23]. The C-terminus consists of a 20-residue tail that is normally excised and is required neither for granule localization nor enzym ...
... The protease cathepsin C, also known as dipeptidyl peptidase I (DPPI), cleaves a remaining two residue pro sequence, in a step corresponding to zymogen activation [22,23]. The C-terminus consists of a 20-residue tail that is normally excised and is required neither for granule localization nor enzym ...
2.4 Cell Diversity - Science at St. Dominics
... • Def Tissue culture is the growth of tissues outside an organism using a sterile nutrient fluid Tissue cultures can be used to make plants for horticultural use! ...
... • Def Tissue culture is the growth of tissues outside an organism using a sterile nutrient fluid Tissue cultures can be used to make plants for horticultural use! ...
Examining the link between chromosomal instability and aneuploidy
... (C) Percentage of nuclei that display deviation from the modal chromosome number of two for four different chromosomes in representative single colonies of HCT116 cell clones that were untreated or subjected to recovery from monastrol- or nocodazole-induced mitotic delay for various days during colo ...
... (C) Percentage of nuclei that display deviation from the modal chromosome number of two for four different chromosomes in representative single colonies of HCT116 cell clones that were untreated or subjected to recovery from monastrol- or nocodazole-induced mitotic delay for various days during colo ...
Plant cell wall Composition
... The group of algae known as the diatoms synthesize their cell walls (also known as frustules or valves) from silicic acid (specifically orthosilicic acid, H4SiO4). The acid is polymerised intra-cellularly, then the wall is extruded to protect the cell. Significantly, relative to the organic cell wal ...
... The group of algae known as the diatoms synthesize their cell walls (also known as frustules or valves) from silicic acid (specifically orthosilicic acid, H4SiO4). The acid is polymerised intra-cellularly, then the wall is extruded to protect the cell. Significantly, relative to the organic cell wal ...
Why are bacteria different from eukaryotes? INTERVIE W Open Access Julie A Theriot*
... of the kinetochores must be attached before the next step can proceed [18]. In contrast, bacteria that have multiple chromosomes seem to segregate them by using independent, orthogonal machineries specific for each chromosome [19], and don’t appear to have anything as general or as scalable as a mit ...
... of the kinetochores must be attached before the next step can proceed [18]. In contrast, bacteria that have multiple chromosomes seem to segregate them by using independent, orthogonal machineries specific for each chromosome [19], and don’t appear to have anything as general or as scalable as a mit ...
Platelet Role in Leukocyte Extravasation
... When body tissue is injured, the immune response to the injury involves cells called leukocytes, of which neutrophils and monocytes are two examples. Leukocytes "roll" or move along the inside of the blood vessel until they find a good site for "extravasation" or exiting the blood vessel. How the leu ...
... When body tissue is injured, the immune response to the injury involves cells called leukocytes, of which neutrophils and monocytes are two examples. Leukocytes "roll" or move along the inside of the blood vessel until they find a good site for "extravasation" or exiting the blood vessel. How the leu ...
Managing people in sport organisations: A strategic
... The Wnt Pathway and Familial Adenomatous Polyposis. (A) Signaling of the Wnt pathway is mediated through the Frizzled family of receptors, and a co-receptor LRP5 or 6. In the absence of ligand, the pathway is inactive through the negative regulation of the downstream effector β-catenin. When present ...
... The Wnt Pathway and Familial Adenomatous Polyposis. (A) Signaling of the Wnt pathway is mediated through the Frizzled family of receptors, and a co-receptor LRP5 or 6. In the absence of ligand, the pathway is inactive through the negative regulation of the downstream effector β-catenin. When present ...
The Amino Terminus of Gαz is Required for Receptor Recognition
... al., 1997). To determine whether the N-terminus is required for receptor coupling, a reversed chimera tz36, an G␣t1 subunit with the C-terminal 36 residues of G␣z (Fig. 1A, the third construct), was constructed and examined for its ability to couple to DOR. In this assay system, tz36 did not release ...
... al., 1997). To determine whether the N-terminus is required for receptor coupling, a reversed chimera tz36, an G␣t1 subunit with the C-terminal 36 residues of G␣z (Fig. 1A, the third construct), was constructed and examined for its ability to couple to DOR. In this assay system, tz36 did not release ...
Flyer AN07 VDAC.cdr
... (3) Data by kind permission of A. Lange, Department for Structural Biology, Max Planck Institute for Biophysical ...
... (3) Data by kind permission of A. Lange, Department for Structural Biology, Max Planck Institute for Biophysical ...
In vivo measurement of cytosolic and mitochondrial pH using a pH
... the response of the pHi to external pH changes was studied, as well as the response to the weak acid sorbic acid. All of these experiments suggested a clear relation between pHi, the capacity for energy generation and the ability of cells to grow. ...
... the response of the pHi to external pH changes was studied, as well as the response to the weak acid sorbic acid. All of these experiments suggested a clear relation between pHi, the capacity for energy generation and the ability of cells to grow. ...
ch9 FA 11 - Cal State LA
... – GTP-bound tubulin can add – GTP form hydrolyzes to GDP form – GDP-bound tubulin cannot add – GDP-bound tubulin can release only from “plus” end – GDP-bound tubulin cannot release from “minus” end or from central region ...
... – GTP-bound tubulin can add – GTP form hydrolyzes to GDP form – GDP-bound tubulin cannot add – GDP-bound tubulin can release only from “plus” end – GDP-bound tubulin cannot release from “minus” end or from central region ...
Imaging Live Cells Under Mechanical Stress
... force is not directly sensed at remote locations within the cell (Heidemann et al., 1999). Relatively local displacement of cytoskeleton-associated elements during poking with a micropipette or twisting of magnetic beads on the cell surface supports this model. It is clear that mechanical responses ...
... force is not directly sensed at remote locations within the cell (Heidemann et al., 1999). Relatively local displacement of cytoskeleton-associated elements during poking with a micropipette or twisting of magnetic beads on the cell surface supports this model. It is clear that mechanical responses ...
Different involvement of the mitochondrial, plastidial and
... Like other stress conditions, heat shock (HS) leads to ROS overproduction in the cell; on this basis, many studies focused on the search of a putative interlink between oxidative signalling and HS response mechanism. Many researches suggest that HS proteins and HS transcription factors are induced b ...
... Like other stress conditions, heat shock (HS) leads to ROS overproduction in the cell; on this basis, many studies focused on the search of a putative interlink between oxidative signalling and HS response mechanism. Many researches suggest that HS proteins and HS transcription factors are induced b ...
Identification and characterization of a cluster of transcription start
... also. In addition, three 59 ends were mapped to nt 430, 441 and 446. To verify the novel 59 ends, RNase protection studies were performed with total RNA extracted from CaSki cells. A long antisense probe spanning the region of nt 53–632 (probe F) of the HPV-16 genome was hybridized with different am ...
... also. In addition, three 59 ends were mapped to nt 430, 441 and 446. To verify the novel 59 ends, RNase protection studies were performed with total RNA extracted from CaSki cells. A long antisense probe spanning the region of nt 53–632 (probe F) of the HPV-16 genome was hybridized with different am ...
Live-cell mass profiling: an emerging approach in
... differentially regulated in metazoans both during development and after the body plan is established2. Cell size has usually been reported as either cell volume or mass. There are many established techniques to measure cell volume, including the use of a Coulter Counter3,4 or image analysis for cell ...
... differentially regulated in metazoans both during development and after the body plan is established2. Cell size has usually been reported as either cell volume or mass. There are many established techniques to measure cell volume, including the use of a Coulter Counter3,4 or image analysis for cell ...
Variable morphology of human immunodeficiency virus-associated
... JH. In two cases (cases 4 and 8) C p and JH probes hybridized to identical BamHI and EcoRI fragments, indicating a contiguous configuration of JH, Sp, and Cp on both alleles. However, hybridization with JH showed a third fragment different in size from the nonrearranged JH gene provided by the strom ...
... JH. In two cases (cases 4 and 8) C p and JH probes hybridized to identical BamHI and EcoRI fragments, indicating a contiguous configuration of JH, Sp, and Cp on both alleles. However, hybridization with JH showed a third fragment different in size from the nonrearranged JH gene provided by the strom ...
Expression and transcriptional activity of progesterone receptor A
... In most species examined, the PR exists as two distinct forms (PRA and PRB). The expression of human PR is controlled by two promoters, which direct the synthesis of two distinct subgroups of mRNA transcripts [3] encoding the two receptor proteins. The two PR forms are identical except that PRA lack ...
... In most species examined, the PR exists as two distinct forms (PRA and PRB). The expression of human PR is controlled by two promoters, which direct the synthesis of two distinct subgroups of mRNA transcripts [3] encoding the two receptor proteins. The two PR forms are identical except that PRA lack ...
Decision of Spindle Poles and Division Plane by Double
... ever, as the PPB disappears well before cytokinesis, it has been suggested that some form of ‘memory’ or guidance cues are left at the site to guide the cell plate towards the mother cell wall with which it fuses. Besides MTs, actin microfilaments (MFs), another component of the cytoskeleton, are al ...
... ever, as the PPB disappears well before cytokinesis, it has been suggested that some form of ‘memory’ or guidance cues are left at the site to guide the cell plate towards the mother cell wall with which it fuses. Besides MTs, actin microfilaments (MFs), another component of the cytoskeleton, are al ...
Diel patterns of growth and division
... period, cell numbers remained quite stable or even decreased. Size-related parameters, FALS and RALS, were subjected to strong oscillations. Minimum and maximum relative values were recorded around the dark-light and light-dark transitions, respectively (Fig. 2, B, C, G, H, and L). The daily pattern ...
... period, cell numbers remained quite stable or even decreased. Size-related parameters, FALS and RALS, were subjected to strong oscillations. Minimum and maximum relative values were recorded around the dark-light and light-dark transitions, respectively (Fig. 2, B, C, G, H, and L). The daily pattern ...
Ultrastructural observation of the mule testis indicates normal
... Early during development and before sexual differentiation, primordial germ cells, which are bipotential cells, migrate from the base of the allantois via the gut mesentery and populate the genital ridge, becoming gonocytes in this anlage where the primitive, undifferentiated gonads are beginning to ...
... Early during development and before sexual differentiation, primordial germ cells, which are bipotential cells, migrate from the base of the allantois via the gut mesentery and populate the genital ridge, becoming gonocytes in this anlage where the primitive, undifferentiated gonads are beginning to ...
Water movement between epidermal cells of barley leaves – a
... properties. If so, knowing the main pathway of water and solute movement in uninfected tissue, will aid prediction of the potential impact of infection on plant performance during osmotic or transpirational stresses. The aim of the present study was to measure the effect of cell damage on turgor and ...
... properties. If so, knowing the main pathway of water and solute movement in uninfected tissue, will aid prediction of the potential impact of infection on plant performance during osmotic or transpirational stresses. The aim of the present study was to measure the effect of cell damage on turgor and ...
INACTIVATING aiiA GENE HOMOLOGUE IN
... respond to the environmental changes as well as to group up the cells together by cell-cell communication within or between the species (Waters and Bassler 2005). Various bacteria use this communication pathway to coordinate their biological activities and regulate target gene expression in a popula ...
... respond to the environmental changes as well as to group up the cells together by cell-cell communication within or between the species (Waters and Bassler 2005). Various bacteria use this communication pathway to coordinate their biological activities and regulate target gene expression in a popula ...