Lineage Commitment During T cell Development
... Pre-Ta functions as a surrogate for the a chain during thymic development Expressed in DN cell and heterodimerizes with a functional b chain - assists in quality control for b chain rearrangement The pre-Ta/b chain dimer promotes increased CD3 expression and induces a ligandindependent signal, perha ...
... Pre-Ta functions as a surrogate for the a chain during thymic development Expressed in DN cell and heterodimerizes with a functional b chain - assists in quality control for b chain rearrangement The pre-Ta/b chain dimer promotes increased CD3 expression and induces a ligandindependent signal, perha ...
The ATP-Binding Cassette Transporters: Structure, Function, and
... are synthesized independently from the membrane subunits and are thus more amenable to crystallization and x-ray diffraction analysis. A high-resolution structure of two E. coli entire ABC transporters has been determined: MsbA (Chang and Roth, 2001) and BtuCD (Locher et al., 2002) involved in lipid ...
... are synthesized independently from the membrane subunits and are thus more amenable to crystallization and x-ray diffraction analysis. A high-resolution structure of two E. coli entire ABC transporters has been determined: MsbA (Chang and Roth, 2001) and BtuCD (Locher et al., 2002) involved in lipid ...
TKRP125, a kinesin-related protein involved in the centrosome
... that UV irradiation of the equatorial region of Haemanthus endosperm cells resulted in the disruption of phragmoplast microtubules that extended from the irradiated site. The phragmoplast in plasma membrane-permeabilized endosperm cells of Haemanthus incorporated exogenously applied tubulin at the e ...
... that UV irradiation of the equatorial region of Haemanthus endosperm cells resulted in the disruption of phragmoplast microtubules that extended from the irradiated site. The phragmoplast in plasma membrane-permeabilized endosperm cells of Haemanthus incorporated exogenously applied tubulin at the e ...
Signalling in Plant Lateral Organ Development
... patch also disrupt asymmetric division and fate (Gallagher and Smith, 2000). While ability of position to override effects of cell lineage largely obscures any role of inherited cell identity, there is overwhelming evidence for cell–cell interactions in re-specifying displaced cell fate. Cell–cell i ...
... patch also disrupt asymmetric division and fate (Gallagher and Smith, 2000). While ability of position to override effects of cell lineage largely obscures any role of inherited cell identity, there is overwhelming evidence for cell–cell interactions in re-specifying displaced cell fate. Cell–cell i ...
Signalling in Plant Lateral Organ Development
... patch also disrupt asymmetric division and fate (Gallagher and Smith, 2000). While ability of position to override effects of cell lineage largely obscures any role of inherited cell identity, there is overwhelming evidence for cell–cell interactions in re-specifying displaced cell fate. Cell–cell i ...
... patch also disrupt asymmetric division and fate (Gallagher and Smith, 2000). While ability of position to override effects of cell lineage largely obscures any role of inherited cell identity, there is overwhelming evidence for cell–cell interactions in re-specifying displaced cell fate. Cell–cell i ...
The ATP-Binding Cassette Transporters
... are synthesized independently from the membrane subunits and are thus more amenable to crystallization and x-ray diffraction analysis. A high-resolution structure of two E. coli entire ABC transporters has been determined: MsbA (Chang and Roth, 2001) and BtuCD (Locher et al., 2002) involved in lipid ...
... are synthesized independently from the membrane subunits and are thus more amenable to crystallization and x-ray diffraction analysis. A high-resolution structure of two E. coli entire ABC transporters has been determined: MsbA (Chang and Roth, 2001) and BtuCD (Locher et al., 2002) involved in lipid ...
PDF
... photographs presented here were taken originally on color film as double exposures. For the figures used here, these photographs were rendered into black-and-white ...
... photographs presented here were taken originally on color film as double exposures. For the figures used here, these photographs were rendered into black-and-white ...
Characterization and Dynamics of Cytoplasmic F
... spindle axis during poleward movement of chromosomes. This suggested the presence of dynamic crosslinks that rearrange when they are submitted to slow and regular mitotic forces. At the poles, the regular network is maintained. After midanaphase, new, short microfilaments invaded the equator when in ...
... spindle axis during poleward movement of chromosomes. This suggested the presence of dynamic crosslinks that rearrange when they are submitted to slow and regular mitotic forces. At the poles, the regular network is maintained. After midanaphase, new, short microfilaments invaded the equator when in ...
PDF
... tier is slightly, but significantly, smaller than the lower tier (Yoshida et al., 2014). All cells in both tiers then undergo a tangential division, giving rise to eight inner cells and eight outer cells (dermatogen stage). This division separates the protoderm (the precursor of the epidermis) from ...
... tier is slightly, but significantly, smaller than the lower tier (Yoshida et al., 2014). All cells in both tiers then undergo a tangential division, giving rise to eight inner cells and eight outer cells (dermatogen stage). This division separates the protoderm (the precursor of the epidermis) from ...
A Biological Overview of the Cell Cycle and its Response to Osmotic
... The word “cell” originates from Latin cella, which means “small room”. It was applied for the first time by Hooke in his book Micrographia in September 1665. There are 10 to perhaps 100 million distinct life forms in the world [1, 32], many of which consist of various types of cells. Although differ ...
... The word “cell” originates from Latin cella, which means “small room”. It was applied for the first time by Hooke in his book Micrographia in September 1665. There are 10 to perhaps 100 million distinct life forms in the world [1, 32], many of which consist of various types of cells. Although differ ...
The ZIP family of metal transporters
... mers that e¡ectively limit free Fe(III) to an equilibrium concentration of 10317 M at neutral pH, a value far below that required for the optimal growth of plants [8]. In addition to the solubility problem, the chemical properties of iron require cells to place limitations on its accumulation. Fe(II ...
... mers that e¡ectively limit free Fe(III) to an equilibrium concentration of 10317 M at neutral pH, a value far below that required for the optimal growth of plants [8]. In addition to the solubility problem, the chemical properties of iron require cells to place limitations on its accumulation. Fe(II ...
THE COMPLEMENT SYSTEM IN HUMAN DISEASE Joseph C. …
... In the absence if C1 inhibitor there is spontaneous activation of the classical complement pathway with cleavage of C4 and C2. Since there is no target cell surface for complement binding, C3 cleavage does not occur to any significant degree and if some C3b is formed, it undergoes spontaneous hydrol ...
... In the absence if C1 inhibitor there is spontaneous activation of the classical complement pathway with cleavage of C4 and C2. Since there is no target cell surface for complement binding, C3 cleavage does not occur to any significant degree and if some C3b is formed, it undergoes spontaneous hydrol ...
Development of secretory cells and crystal cells in Eichhornia
... substances varied with the species. The functions of secretory cells are related to the secretion products. For examples, the secretion products of floral nectars contain sugar, which can attract insects to visit and pollinate the flowers. Mastroberti and Mariath (2008) suggested that a role of the ...
... substances varied with the species. The functions of secretory cells are related to the secretion products. For examples, the secretion products of floral nectars contain sugar, which can attract insects to visit and pollinate the flowers. Mastroberti and Mariath (2008) suggested that a role of the ...
SURVEY AND SUMMARY Self-assembled nucleolipids: from
... by an higher main transition temperature Tm, a lower hydration and a less ordered stacking of bilayers, compared to the lamellar phase of POPU. The above differences have been explained by the different stacking and H-bonding characteristics of adenosine and uridine. In particular, purines, like ade ...
... by an higher main transition temperature Tm, a lower hydration and a less ordered stacking of bilayers, compared to the lamellar phase of POPU. The above differences have been explained by the different stacking and H-bonding characteristics of adenosine and uridine. In particular, purines, like ade ...
Intraflagellar transport molecules in ciliary and nonciliary cells of the
... raised to murine IFT proteins (Pazour et al., 2002; Baker et al., 2003; Follit et al., 2006). These experiments verified the expression of all five IFT proteins in the murine retina (Fig. S1, A and B). The antibodies to four IFT proteins each recognized a single band of expected size in retinal prot ...
... raised to murine IFT proteins (Pazour et al., 2002; Baker et al., 2003; Follit et al., 2006). These experiments verified the expression of all five IFT proteins in the murine retina (Fig. S1, A and B). The antibodies to four IFT proteins each recognized a single band of expected size in retinal prot ...
Assembly and function of cell surface structures of the
... Ligated RNA-reverse transcriptase PCR (LRRT-PCR, Mandl et al., 1991) was performed with total A. ambivalens RNA in order to confirm the transcription start site independently, to map the transcriptional terminators, to demonstrate that the internal transcription terminator is active, and to show tha ...
... Ligated RNA-reverse transcriptase PCR (LRRT-PCR, Mandl et al., 1991) was performed with total A. ambivalens RNA in order to confirm the transcription start site independently, to map the transcriptional terminators, to demonstrate that the internal transcription terminator is active, and to show tha ...
Disulfide formation in plant storage vacuoles permits assembly
... compost and vermiculite under greenhouse conditions at 15°C with a 16 hour light / 8 hour dark cycle. Prior to planting, seeds were imbibed in running water overnight. The development of Ricinus communis seeds is divided into seven stages (A to G) based on size, testa formation and state of hydratio ...
... compost and vermiculite under greenhouse conditions at 15°C with a 16 hour light / 8 hour dark cycle. Prior to planting, seeds were imbibed in running water overnight. The development of Ricinus communis seeds is divided into seven stages (A to G) based on size, testa formation and state of hydratio ...
The study of cell cycle control is entering a new and exciting phase
... Plasmids containing the cdc2 and cdc28 genes have been isolated from gene banks by virtue of their ability to allow mutants of cdc2 and cdc28 to grow at their restrictive temperatures (Nasmyth & Reed, 1980; Beach et al. 1982). The sequence of the cdc28 gene reveals that it contains a single open rea ...
... Plasmids containing the cdc2 and cdc28 genes have been isolated from gene banks by virtue of their ability to allow mutants of cdc2 and cdc28 to grow at their restrictive temperatures (Nasmyth & Reed, 1980; Beach et al. 1982). The sequence of the cdc28 gene reveals that it contains a single open rea ...