Spaceflight and simulated microgravity have been shown to cause
... HU. The hypothesis was developed that myosin and actin content are regulated independently and that their synthesis rate during spaceflight and simulated weightlessness are controlled by different mechanisms. The recent findings in 17-day spaceflight (STS-78)[2] showed a disproportionate loss of act ...
... HU. The hypothesis was developed that myosin and actin content are regulated independently and that their synthesis rate during spaceflight and simulated weightlessness are controlled by different mechanisms. The recent findings in 17-day spaceflight (STS-78)[2] showed a disproportionate loss of act ...
PDF
... heteromeric complexes consisting of type I and type II transmembrane serine/threonine kinase receptors. Upon ligand binding, the type II receptor subunit activates the type I receptor, which subsequently phosphorylates receptor-associated mediators of the Smad family (R-Smads). The phosphorylated R- ...
... heteromeric complexes consisting of type I and type II transmembrane serine/threonine kinase receptors. Upon ligand binding, the type II receptor subunit activates the type I receptor, which subsequently phosphorylates receptor-associated mediators of the Smad family (R-Smads). The phosphorylated R- ...
Bio 226: Cell and Molecular Biology
... • Periclinal = perpendicular to surface: get longer • Anticlinal = parallel to surface: add more layers Now must decide which way to elongate: which walls to stretch ...
... • Periclinal = perpendicular to surface: get longer • Anticlinal = parallel to surface: add more layers Now must decide which way to elongate: which walls to stretch ...
Effect of osmotic shrinkage and hormones on the expression of Na+/
... expression levels of the three ion transporters. Both and cellular signaling molecules on the expression of ion prolactin and insulin-like growth factor-1, can only induce transporters in the cultured primary freshwater pavement the expression of NKCC. The effect of thyroid hormone cells (PVCs), pre ...
... expression levels of the three ion transporters. Both and cellular signaling molecules on the expression of ion prolactin and insulin-like growth factor-1, can only induce transporters in the cultured primary freshwater pavement the expression of NKCC. The effect of thyroid hormone cells (PVCs), pre ...
Early Development of the Japanese Spiny Oyster (Saccostrea
... plate bilaterally. Therefore the development of bilaterally separated shell plates, which are characteristic of bivalves, is tightly linked to the cleavage pattern during early embryogenesis. However, the description by Lille (1985) and Meisenheimer (1901) has not been reexamined using modern techni ...
... plate bilaterally. Therefore the development of bilaterally separated shell plates, which are characteristic of bivalves, is tightly linked to the cleavage pattern during early embryogenesis. However, the description by Lille (1985) and Meisenheimer (1901) has not been reexamined using modern techni ...
Pancreas dorsal lobe agenesis and abnormal islets
... per unit area of ventral exocrine pancreas in E18.5 wild-type and Hlxb9–/– mice revealed a 65% reduction in insulin-positive (β) cells (Fig. 5b). We did not see a difference in the densities of the other hormone-producing cells. The reduction in the size of the islets from Hlxb9–/– mice likely occur ...
... per unit area of ventral exocrine pancreas in E18.5 wild-type and Hlxb9–/– mice revealed a 65% reduction in insulin-positive (β) cells (Fig. 5b). We did not see a difference in the densities of the other hormone-producing cells. The reduction in the size of the islets from Hlxb9–/– mice likely occur ...
Minireview
... PER in Drosophila. tim null mice display developmental arrest, a phenotype that had convinced researchers ...
... PER in Drosophila. tim null mice display developmental arrest, a phenotype that had convinced researchers ...
In vitro analysis of the VE-cadherin promoter - HAL
... To examine promoter activity in tumour angiogenesis, transgene expression was assessed in the neovasculature of Lewis lung carcinoma implanted subcutaneously. In all examined tumours, we could find X-gal-stained vessels (Fig. 4J), with a higher density at the tumour periphery. This finding suggest ...
... To examine promoter activity in tumour angiogenesis, transgene expression was assessed in the neovasculature of Lewis lung carcinoma implanted subcutaneously. In all examined tumours, we could find X-gal-stained vessels (Fig. 4J), with a higher density at the tumour periphery. This finding suggest ...
PPEN)DIX A
... recent research has suggested that certain transporters 2' 3 and/or endocytosis44'45 may play a role as well. Once inside the cell, almost all platinum anticancer agents are thought to be activated to extremely reactive aquateO platinum(H) complexes, which react 46.: In dividing cells, platinum-DNA ...
... recent research has suggested that certain transporters 2' 3 and/or endocytosis44'45 may play a role as well. Once inside the cell, almost all platinum anticancer agents are thought to be activated to extremely reactive aquateO platinum(H) complexes, which react 46.: In dividing cells, platinum-DNA ...
The Control of Arabidopsis thaliana Growth by Cell
... of all KRPs tested so far could block both S and M phases, leading not only to growth retardation, including a reduction in cell number and organ size, but also to different developmental abnormalities, such as leaf serration (Verkest et al., 2005b). Therefore, protein levels of plant CKIs must be t ...
... of all KRPs tested so far could block both S and M phases, leading not only to growth retardation, including a reduction in cell number and organ size, but also to different developmental abnormalities, such as leaf serration (Verkest et al., 2005b). Therefore, protein levels of plant CKIs must be t ...
Identification of a Platelet-aggregating Factor of
... thrombin (data not shown). Furthermore, this platelet aggre gation was not induced by ADP-efflux from the tumor cells, since the platelet aggregation was always measured in PRPcontaining apyrase (0.5 units/ml), an ADP degrading enzyme. These data indicate that the platelet aggregation induced by NL- ...
... thrombin (data not shown). Furthermore, this platelet aggre gation was not induced by ADP-efflux from the tumor cells, since the platelet aggregation was always measured in PRPcontaining apyrase (0.5 units/ml), an ADP degrading enzyme. These data indicate that the platelet aggregation induced by NL- ...
A, B, C… γ!
... HDL particle.11 Upregulation of ABC1 expression is likely to enhance cholesterol efflux from macrophage foam cells and may also result in increased HDL levels, especially in settings in which there is increased formation of free apoA-I or small HDL in the bloodstream. This might include the common a ...
... HDL particle.11 Upregulation of ABC1 expression is likely to enhance cholesterol efflux from macrophage foam cells and may also result in increased HDL levels, especially in settings in which there is increased formation of free apoA-I or small HDL in the bloodstream. This might include the common a ...
concept - Oslo University Hospital
... in vivo; they may simply be mediators of the regulatory signal. Thus, it is important to discriminate between the primary regulators (the parameters that normally regulate cell-cycle progression) and the secondary regulators (parameters that either can be made to regulate or that are actually involv ...
... in vivo; they may simply be mediators of the regulatory signal. Thus, it is important to discriminate between the primary regulators (the parameters that normally regulate cell-cycle progression) and the secondary regulators (parameters that either can be made to regulate or that are actually involv ...
Coupling the cell cycle to cell growth
... in vivo; they may simply be mediators of the regulatory signal. Thus, it is important to discriminate between the primary regulators (the parameters that normally regulate cell-cycle progression) and the secondary regulators (parameters that either can be made to regulate or that are actually involv ...
... in vivo; they may simply be mediators of the regulatory signal. Thus, it is important to discriminate between the primary regulators (the parameters that normally regulate cell-cycle progression) and the secondary regulators (parameters that either can be made to regulate or that are actually involv ...
Divergent and convergent evolution in
... in the colon will evolve adaptations to growth promoters and inhibitors in the colonic mucosa. However, these cells will likely not respond identically to growth factors in other organs since these do not constitute selection forces in the primary site of somatic evolution. Although each population ...
... in the colon will evolve adaptations to growth promoters and inhibitors in the colonic mucosa. However, these cells will likely not respond identically to growth factors in other organs since these do not constitute selection forces in the primary site of somatic evolution. Although each population ...
Assignment_Files_files/unit 2 vocab merged
... 10. I am an organelle shaped like a bean; I provide energy for a cell: 11. I am a cylinder-shaped organelle in animal cells, and I help make flagella: 12. I am the outer edge that separates a cell from the outside environment; I control what ...
... 10. I am an organelle shaped like a bean; I provide energy for a cell: 11. I am a cylinder-shaped organelle in animal cells, and I help make flagella: 12. I am the outer edge that separates a cell from the outside environment; I control what ...
Introduction to the cytoskeleton
... monomers occurs most readily; the “fast-growing” end of a microtubule or actin filament. The plus end of an actin filament is also known as the barbed end. As we have seen ATP hydrolysis causes a weakening of the bond, therefore it causes the critical concentration at both ends of the microfilament ...
... monomers occurs most readily; the “fast-growing” end of a microtubule or actin filament. The plus end of an actin filament is also known as the barbed end. As we have seen ATP hydrolysis causes a weakening of the bond, therefore it causes the critical concentration at both ends of the microfilament ...
Beyond apoptosis: nonapoptotic cell death in physiology and disease
... zVAD-fmk are prevented by the serine protease inhibitor Ntosyl-L-phenylalanine chloromethylketone and the oxygen radical scavenger butylated hydroxyanisole, whereas Fas-induced apoptosis is not affected, indicating that production of oxygen radicals is mediating necrosis-like PCD in this experimenta ...
... zVAD-fmk are prevented by the serine protease inhibitor Ntosyl-L-phenylalanine chloromethylketone and the oxygen radical scavenger butylated hydroxyanisole, whereas Fas-induced apoptosis is not affected, indicating that production of oxygen radicals is mediating necrosis-like PCD in this experimenta ...
Lymphoid B cells induce NF-jB activation in high endothelial cells
... Immune surveillance depends on still poorly understood lymphocyte–endothelium interactions required for lymphocyte transendothelial migration into secondary lymphoid organs. The nuclear factor jB (NF-jB) regulatory system and its inhibitory IjB proteins control the inducible expression of adhesion m ...
... Immune surveillance depends on still poorly understood lymphocyte–endothelium interactions required for lymphocyte transendothelial migration into secondary lymphoid organs. The nuclear factor jB (NF-jB) regulatory system and its inhibitory IjB proteins control the inducible expression of adhesion m ...
RGD-dependent Linkage between Plant Cell Wall and Plasma
... structural rearrangements in cells grown in the presence of GRGDSP could first be observed at a concentration of 1 pg/ ml (data not shown), approximately in the concentration range at which this peptide was shown to inhibit normal rat kidney cell attachment to fibronectin (38). To more clearly exami ...
... structural rearrangements in cells grown in the presence of GRGDSP could first be observed at a concentration of 1 pg/ ml (data not shown), approximately in the concentration range at which this peptide was shown to inhibit normal rat kidney cell attachment to fibronectin (38). To more clearly exami ...
Biology Slide 1 of 47 End Show
... Sometimes cells move materials in the opposite direction from which the materials would normally move—that is against a concentration difference. This process is known as active transport. Active transport requires energy. ...
... Sometimes cells move materials in the opposite direction from which the materials would normally move—that is against a concentration difference. This process is known as active transport. Active transport requires energy. ...
1.3 - Biology Junction
... Sometimes cells move materials in the opposite direction from which the materials would normally move—that is against a concentration difference. This process is known as active transport. Active transport requires energy. ...
... Sometimes cells move materials in the opposite direction from which the materials would normally move—that is against a concentration difference. This process is known as active transport. Active transport requires energy. ...
