COTYLEDON VASCULAR PATTERN2–Mediated
... encodes an inositol polyphosphate 59 phosphatase (5PTase). 5PTases have been shown in animal systems (Majerus et al., 1999) and in plants (Berdy et al., 2001; Sanchez and Chua, 2001; Perera et al., 2002) to regulate inositol signal propagation by their ability to cleave a 59 phosphate from various i ...
... encodes an inositol polyphosphate 59 phosphatase (5PTase). 5PTases have been shown in animal systems (Majerus et al., 1999) and in plants (Berdy et al., 2001; Sanchez and Chua, 2001; Perera et al., 2002) to regulate inositol signal propagation by their ability to cleave a 59 phosphate from various i ...
A Cytochemical Study of the Stem Cell Concept in Specimens o£ a
... The DNA determinations of the interphase nuclei in the tumor specimens were determined microspectrophotometrically. The microspectrophotometric apparatus (3) was constructed according to the basic design of Pollister and Moses (31) and was implemented with additions suggested by Pollister (30) and M ...
... The DNA determinations of the interphase nuclei in the tumor specimens were determined microspectrophotometrically. The microspectrophotometric apparatus (3) was constructed according to the basic design of Pollister and Moses (31) and was implemented with additions suggested by Pollister (30) and M ...
Section 3 Cell Organelles and Features
... Copyright © by Holt, Rinehart and Winston. All rights reserved. ...
... Copyright © by Holt, Rinehart and Winston. All rights reserved. ...
Notochord morphogenesis in Xenopus laevis
... behavior by realizing that in order to create an interstitial space into which a cell can crawl, adjacent cells had to contract their boundaries. Therefore, we can model a cell moving into a space by having a node move only when it experiences forces from neighboring contractile cells. For example, ...
... behavior by realizing that in order to create an interstitial space into which a cell can crawl, adjacent cells had to contract their boundaries. Therefore, we can model a cell moving into a space by having a node move only when it experiences forces from neighboring contractile cells. For example, ...
REGULATION OF CDC14: PATHWAYS AND CHECKPOINTS OF
... The first such event is the separation of sister-chromatids. After all sister chromatids are attached to microtubules emanating from the two opposing centrosomes (known as spindle pole bodies (SPBs) in yeast), the cohesin protein complex that maintains the sister-chromatid cohesion is removed by pro ...
... The first such event is the separation of sister-chromatids. After all sister chromatids are attached to microtubules emanating from the two opposing centrosomes (known as spindle pole bodies (SPBs) in yeast), the cohesin protein complex that maintains the sister-chromatid cohesion is removed by pro ...
Suppression of Pyk2 Kinase and Cellular Activities by FIP200
... dissociation of endogenous FIP200–Pyk2 complex, which provided further support for inhibition of Pyk2 by FIP200 in intact cells. Together, these results suggest that FIP200 functions as an inhibitor of Pyk2 via binding to its kinase domain. Key words: phosphorylation • FAK • tyrosine kinase • inhibi ...
... dissociation of endogenous FIP200–Pyk2 complex, which provided further support for inhibition of Pyk2 by FIP200 in intact cells. Together, these results suggest that FIP200 functions as an inhibitor of Pyk2 via binding to its kinase domain. Key words: phosphorylation • FAK • tyrosine kinase • inhibi ...
Immunohistochemical study of parathyroid hormone-related
... has been postulated that denervation of the urinary bladder initiates a cascade of events aecting urothelial proliferation, maturation, and apoptosis.12 PTHrP acts mainly as a regulator of cellular dierentiation.13 The eects of PTHrP on urothelial proliferation and apoptosis may well be indirect, ...
... has been postulated that denervation of the urinary bladder initiates a cascade of events aecting urothelial proliferation, maturation, and apoptosis.12 PTHrP acts mainly as a regulator of cellular dierentiation.13 The eects of PTHrP on urothelial proliferation and apoptosis may well be indirect, ...
Role of the p53 Tumor Suppressor Gene in Cell Cycle Arrest and
... protein that contains putative metal binding sites that are important for maintenance of the wild-type p53 conformation (10). Mutations in p53 cluster predominantly within this DNA binding region and lead to a loss of function of both the DNA binding and biological activity of the protein (1-5, 9-10 ...
... protein that contains putative metal binding sites that are important for maintenance of the wild-type p53 conformation (10). Mutations in p53 cluster predominantly within this DNA binding region and lead to a loss of function of both the DNA binding and biological activity of the protein (1-5, 9-10 ...
... times higher than in leaves, showing that a major proportion of the nutrient was bound to cell walls. Furthermore, no relationship of this ratio to B levels in the nutrient solution was observed. According to Matoh et al. (1992) and Brown & Hu (1994) most of the total B in plant tissues is bound in ...
Studies on polar cell wall growth and antibiotic susceptibility of
... importance in ton scale production of amino acids. Apart from that, it becomes more and more important for medical studies, where it serves as model organism due to its close relation to bacteria causing several pathogens such as tuberculosis, diphtheria and leprosy. C. glutamicum, like Mycobacteriu ...
... importance in ton scale production of amino acids. Apart from that, it becomes more and more important for medical studies, where it serves as model organism due to its close relation to bacteria causing several pathogens such as tuberculosis, diphtheria and leprosy. C. glutamicum, like Mycobacteriu ...
Changes in Red Blood Cell Electrolytes and ATP in
... stores in hemorrhagic shock (24-26). One might expect that if shock depleted intracellular ATP stores, the calcium extrusion pump would be inhibited, resulting in intracellular calcium accumulation. However. in this studv. ATP content of the newborn erythrocyte was unchanged, excluding high energy d ...
... stores in hemorrhagic shock (24-26). One might expect that if shock depleted intracellular ATP stores, the calcium extrusion pump would be inhibited, resulting in intracellular calcium accumulation. However. in this studv. ATP content of the newborn erythrocyte was unchanged, excluding high energy d ...
Molecular identification of 26 syntaxin genes and
... analysis (Figure 3), taking advantage of the fact that functional conservation should be reflected by sequence conservation. The analysis of the evolutionary relationships reveals that many of the PtSyx proteins are clustering together with syntaxin families of well-known intracellular locations and ...
... analysis (Figure 3), taking advantage of the fact that functional conservation should be reflected by sequence conservation. The analysis of the evolutionary relationships reveals that many of the PtSyx proteins are clustering together with syntaxin families of well-known intracellular locations and ...
Stem cell technology for drug discovery and development
... are already available, such as erythropoietin and the small molecule eltrombopag [28] (Promacta/Revolade), which stimulate the production of red blood cells and platelets respectively, from haemopoietic progenitor cells. Eltrombopag, a thrombopoietin (TPO) receptor agonist, was discovered in a tradi ...
... are already available, such as erythropoietin and the small molecule eltrombopag [28] (Promacta/Revolade), which stimulate the production of red blood cells and platelets respectively, from haemopoietic progenitor cells. Eltrombopag, a thrombopoietin (TPO) receptor agonist, was discovered in a tradi ...
The KASH domain protein MSP-300 plays an essential role
... cells and the oocyte are mislocalized and the usually well-organized actin structures are severely disrupted. These results indicate that maternal MSP-300 plays an important role in actin-dependent nuclear anchorage during cytoplasmic transport. D 2005 Elsevier Inc. All rights reserved. Keywords: MS ...
... cells and the oocyte are mislocalized and the usually well-organized actin structures are severely disrupted. These results indicate that maternal MSP-300 plays an important role in actin-dependent nuclear anchorage during cytoplasmic transport. D 2005 Elsevier Inc. All rights reserved. Keywords: MS ...
figure 1 - Open Biology
... The accurate segregation of replicated genomes into daughter cells during cell division is a prerequisite for life in all three domains of life: Archaea, bacteria, Eukaryota. The segregation process is essentially a mechanochemical problem in that the chromosomes, which have mass, need to be pulled ...
... The accurate segregation of replicated genomes into daughter cells during cell division is a prerequisite for life in all three domains of life: Archaea, bacteria, Eukaryota. The segregation process is essentially a mechanochemical problem in that the chromosomes, which have mass, need to be pulled ...
The Boron Requirement and Cell Wall Properties
... cells grown at low boron concentration or “without boron” remained in the same quartz vessels, and the harvested suspension volume was replaced by fresh boron-deficient medium. The boron content in fresh medium was determined colorimetrically using curcumin after extraction of boric acid from the ac ...
... cells grown at low boron concentration or “without boron” remained in the same quartz vessels, and the harvested suspension volume was replaced by fresh boron-deficient medium. The boron content in fresh medium was determined colorimetrically using curcumin after extraction of boric acid from the ac ...
Microinjection into plant cells of etiolated - Products
... the InjectMan 4 at an angle of 35° and its control unit was electronically connected to the InjectMan 4 allowing synchronized piezo-assisted injection steps. The automatic axial injection movements were preset in the submenu of the InjectMan 4 to at least 3000 µm/sec of speed and 10-20 µm travel dis ...
... the InjectMan 4 at an angle of 35° and its control unit was electronically connected to the InjectMan 4 allowing synchronized piezo-assisted injection steps. The automatic axial injection movements were preset in the submenu of the InjectMan 4 to at least 3000 µm/sec of speed and 10-20 µm travel dis ...
Comparison of cryofixation and aldehyde fixation for plant actin
... For walled plant cells, the immunolocalization of actin microfilaments, also known as F-actin, has proved to be much trickier than that of microtubules. These difficulties are commonly attributed to the high sensitivity of F-actin to aldehyde fixatives. Therefore, most plant studies have been accomp ...
... For walled plant cells, the immunolocalization of actin microfilaments, also known as F-actin, has proved to be much trickier than that of microtubules. These difficulties are commonly attributed to the high sensitivity of F-actin to aldehyde fixatives. Therefore, most plant studies have been accomp ...
Cell cycle control of septin ring dynamics in the
... double structure at the time of cytokinesis. After cytokinesis, the mark faded as a new one appeared adjacent to it, thus marking the new budding site. This timely distribution was identical to that predicted by immunofluorescence on fixed cells for the Cdc3, Cdc11 and Cdc12 septins in the classic w ...
... double structure at the time of cytokinesis. After cytokinesis, the mark faded as a new one appeared adjacent to it, thus marking the new budding site. This timely distribution was identical to that predicted by immunofluorescence on fixed cells for the Cdc3, Cdc11 and Cdc12 septins in the classic w ...
The first cell fate specification event in mouse development
... current understandings of this first cell fate specification event in mouse as a model for mammalian development. ...
... current understandings of this first cell fate specification event in mouse as a model for mammalian development. ...
Mutations in Actin-Related Proteins 2 and 3 Affect Cell Shape
... the Arabidopsis ARP2 and ARP3 orthologs, respectively. Our cell biological data from various cell types in these mutants indicate that expansion growth in Arabidopsis requires ARP2/3 complex activity, and its loss results in inefficient fine F-actin formation while leading to enhanced F-actin aggreg ...
... the Arabidopsis ARP2 and ARP3 orthologs, respectively. Our cell biological data from various cell types in these mutants indicate that expansion growth in Arabidopsis requires ARP2/3 complex activity, and its loss results in inefficient fine F-actin formation while leading to enhanced F-actin aggreg ...
Structural development and bioactive content of red bulb plant
... bioactive compounds were already detectable in leaves and bulbs since the first observation (T1) with a retention time of 4.731 min. Biosyntheses of the naphtoquinone-derived bioactive compounds are chloroplast-related. In the present study, vitamin K (phyloquinone) was used as the benchmark compoun ...
... bioactive compounds were already detectable in leaves and bulbs since the first observation (T1) with a retention time of 4.731 min. Biosyntheses of the naphtoquinone-derived bioactive compounds are chloroplast-related. In the present study, vitamin K (phyloquinone) was used as the benchmark compoun ...
Final presentation
... Apoptosis- The death of a cell without releasing harmful substances to the surrounding area. The elimination of old, unnecessary or unhealthy cells. ...
... Apoptosis- The death of a cell without releasing harmful substances to the surrounding area. The elimination of old, unnecessary or unhealthy cells. ...