Feeding in a Calcarous Sponge: Particle
... concluded that since all particles were removed from the water equally, differential retention during digestion and egestion must explain selectivity. However, whether this can also explain the ability of sponge cells to differentiate between symbiotic bacteria and those in the ambient water as demo ...
... concluded that since all particles were removed from the water equally, differential retention during digestion and egestion must explain selectivity. However, whether this can also explain the ability of sponge cells to differentiate between symbiotic bacteria and those in the ambient water as demo ...
Practice Test Answer Key
... ____ 25. When a female salmon nears the end of her life, she returns to the river where she was born so that she can lay her eggs. This is an example of a. an inherited characteristic. c. a physical adaptation. b. an adaptation. d. a learned behaviour. ____ 26. A frog that buries itself in the mud f ...
... ____ 25. When a female salmon nears the end of her life, she returns to the river where she was born so that she can lay her eggs. This is an example of a. an inherited characteristic. c. a physical adaptation. b. an adaptation. d. a learned behaviour. ____ 26. A frog that buries itself in the mud f ...
leaf anatomical variation in relation to stress tolerance among some
... epidermal wall on one hand and the extent to which the underlying tissues are required to be protected against excessive transpiration on the other hand [HABERLANDT, 1928]. In some plant species, the upper epidermis is often thicker-walled than the lower epidermis [YANNEY-WILSON, 1963]. It is obviou ...
... epidermal wall on one hand and the extent to which the underlying tissues are required to be protected against excessive transpiration on the other hand [HABERLANDT, 1928]. In some plant species, the upper epidermis is often thicker-walled than the lower epidermis [YANNEY-WILSON, 1963]. It is obviou ...
Quantitative determinants of aerobic glycolysis identify flux through
... Having developed a model of glycolysis and its regulation, we assessed the relationship of aerobic glycolysis to other characteristics of glycolysis. The distribution of values (Figure 2A) of the Warburg Effect (the ratio of flux to lactate over that entering the mitochondria) ranged from less than ...
... Having developed a model of glycolysis and its regulation, we assessed the relationship of aerobic glycolysis to other characteristics of glycolysis. The distribution of values (Figure 2A) of the Warburg Effect (the ratio of flux to lactate over that entering the mitochondria) ranged from less than ...
The SMN Complex Is Associated with snRNPs throughout Their
... The common neurodegenerative disease spinal muscular atrophy is caused by reduced levels of the survival of motor neurons (SMN) protein. SMN associates with several proteins (Gemin2 to Gemin6) to form a large complex which is found both in the cytoplasm and in the nucleus. The SMN complex functions ...
... The common neurodegenerative disease spinal muscular atrophy is caused by reduced levels of the survival of motor neurons (SMN) protein. SMN associates with several proteins (Gemin2 to Gemin6) to form a large complex which is found both in the cytoplasm and in the nucleus. The SMN complex functions ...
CLC Chloride Channels in Caenorhabditis elegans*
... Based on homology, the nine known mammalian CLCs can be grouped into three different branches. We aligned the predicted proteins CeCLC-1 through CeCLC-6 with the mammalian proteins and constructed a phylogenetic tree (Fig. 1A). It reveals that every mammalian branch is also represented in C. elegans ...
... Based on homology, the nine known mammalian CLCs can be grouped into three different branches. We aligned the predicted proteins CeCLC-1 through CeCLC-6 with the mammalian proteins and constructed a phylogenetic tree (Fig. 1A). It reveals that every mammalian branch is also represented in C. elegans ...
Control of cell differentiation and morphogenesis in amphibian
... every meridian has the potential to form either future dorsal or ventral structures. Soon after fertilization , a cortical reaction occurs ...
... every meridian has the potential to form either future dorsal or ventral structures. Soon after fertilization , a cortical reaction occurs ...
The iso-response method: measuring neuronal stimulus integration
... r = g(i s2i ), encodes sound energy. In both cases, it is a particular scalar quantity, i si or i s2i , respectively, that matters for the neuron’s firing rate, whereas the detailed composition of the vector (s1 , s2 , s3 , . . .) is irrelevant. Similarly, the shapes of the output non-linearities ...
... r = g(i s2i ), encodes sound energy. In both cases, it is a particular scalar quantity, i si or i s2i , respectively, that matters for the neuron’s firing rate, whereas the detailed composition of the vector (s1 , s2 , s3 , . . .) is irrelevant. Similarly, the shapes of the output non-linearities ...
Effective Controls for RNA Interference (RNAi) Experiments using
... 1. Cells are cultured without any siRNA treatment The ideal positive control siRNA is highly functional, as the level of silencing it produces needs to be correlated with the efficiency of delivery siRNA. We assign a threshold of 80% cell viability and 75% gene silencing for successful delivery of s ...
... 1. Cells are cultured without any siRNA treatment The ideal positive control siRNA is highly functional, as the level of silencing it produces needs to be correlated with the efficiency of delivery siRNA. We assign a threshold of 80% cell viability and 75% gene silencing for successful delivery of s ...
COWDRIA RUMINANTIUMIN PROTECTIVE ROLE OF LYT -2+ T CELLS J .
... Athymic nude mice In an atteml?t to immunize congenitally athymic nude mice agamst C. ruminantium, SPF nude mice of both sexes and 10-12 weeks old, were kept in a laminar flow cabinet at a temperature of 20-22 °C. The mice were infected with varying LD 50 doses of both stocks of C. ruminantium and t ...
... Athymic nude mice In an atteml?t to immunize congenitally athymic nude mice agamst C. ruminantium, SPF nude mice of both sexes and 10-12 weeks old, were kept in a laminar flow cabinet at a temperature of 20-22 °C. The mice were infected with varying LD 50 doses of both stocks of C. ruminantium and t ...
Extracellular ATP Functions as an
... based on proteomic studies of Arabidopsis extracellular matrix proteins. Identification of secreted, extracellular phosphoproteins in the Arabidopsis extracellular matrix (Chivasa et al., 2002; Ndimba et al., 2003) suggests the participation of ATP in extracellular signaling via phosphorylation. Thu ...
... based on proteomic studies of Arabidopsis extracellular matrix proteins. Identification of secreted, extracellular phosphoproteins in the Arabidopsis extracellular matrix (Chivasa et al., 2002; Ndimba et al., 2003) suggests the participation of ATP in extracellular signaling via phosphorylation. Thu ...
immunoglobulin
... plasma cells in response to an immunogen and which function as antibodies. The immunoglobulins derive their name from the finding that when antibody-containing serum is place in an electrical field the antibodies, which were responsible for immunity, migrated with the globular proteins - secreted Ig ...
... plasma cells in response to an immunogen and which function as antibodies. The immunoglobulins derive their name from the finding that when antibody-containing serum is place in an electrical field the antibodies, which were responsible for immunity, migrated with the globular proteins - secreted Ig ...
Runions et al - Oxford Academic
... morphology such that flat sheet-like regions of ER were observed (Fig. 1b). Sheets of ER were connected by tubules that appeared similar to those of the normally reported ER network. Because the ER is not visible prior to photoactivation of the PAGFP in its membrane, only about 75% of the cells that ...
... morphology such that flat sheet-like regions of ER were observed (Fig. 1b). Sheets of ER were connected by tubules that appeared similar to those of the normally reported ER network. Because the ER is not visible prior to photoactivation of the PAGFP in its membrane, only about 75% of the cells that ...
PROPERTIES OF ANTI-MYCOLIC ACID ANTIBODIES IN HUMAN TUBERCULOSIS PATIENTS Master of Science
... Prof. J.A. Verschoor, who has guided me with so much insight and wisdom throughout my studies and with important life choices. I thank you for your valuable inputs and for investing so much time into making this dissertation a reality. ...
... Prof. J.A. Verschoor, who has guided me with so much insight and wisdom throughout my studies and with important life choices. I thank you for your valuable inputs and for investing so much time into making this dissertation a reality. ...
Print
... (glomerulus) (140, 142, 165) remains the least understood step in vessel formation. It is an aspect of vessel development that is likely to be regulated by local mediators, including both soluble factors and cell-cell and cell-matrix interactions. Heterotypic transplantation studies have shown that ...
... (glomerulus) (140, 142, 165) remains the least understood step in vessel formation. It is an aspect of vessel development that is likely to be regulated by local mediators, including both soluble factors and cell-cell and cell-matrix interactions. Heterotypic transplantation studies have shown that ...
Chlorophyll Fluorescence Imaging of Individual Algal Cells: Effects
... A schematic diagram of the life cycle of an individual cell of Spirogyra distenta is shown in Figure 2. S. distenta has two reproductive modes: sexual, in which a diploid zygote divides by meiosis, and asexual, in which haploid cells divide by mitosis. Each haploid S. distenta cell has one centrally ...
... A schematic diagram of the life cycle of an individual cell of Spirogyra distenta is shown in Figure 2. S. distenta has two reproductive modes: sexual, in which a diploid zygote divides by meiosis, and asexual, in which haploid cells divide by mitosis. Each haploid S. distenta cell has one centrally ...
The Stem Cell Factor Receptor/c-Kit as a Drug Target in
... form lacking the GNNK amino acid sequence in the juxtamembrane extracellular region compared to the splice form containing this sequence [12]. It is well established that SCF exerts many of its effects on hematopoietic cells in conjunction with other cytokines and growth factors. In fact, these inte ...
... form lacking the GNNK amino acid sequence in the juxtamembrane extracellular region compared to the splice form containing this sequence [12]. It is well established that SCF exerts many of its effects on hematopoietic cells in conjunction with other cytokines and growth factors. In fact, these inte ...
Solid-Phase Synthesis, Characterization, and Cellular Activities of
... been utilized as the “solid-phase” for direct synthesis of peptides on its surface,24,25 we sought out a different approach that would allow for selective binding of ND within any peptide. More specifically, we considered attachment of NDs following traditional solid-phase peptide synthesis, where t ...
... been utilized as the “solid-phase” for direct synthesis of peptides on its surface,24,25 we sought out a different approach that would allow for selective binding of ND within any peptide. More specifically, we considered attachment of NDs following traditional solid-phase peptide synthesis, where t ...
the influence of dissolved copper on the production of domoic acid
... Anderson 2002, Parsons and Dortch 2002). Coastal waters, including upwelling regions and Eastern boundary waters, where the majority of primary production occurs, are subject to wide variations in the type and concentrations of natural and anthropogenic inputs. A constant or periodic influx of anthr ...
... Anderson 2002, Parsons and Dortch 2002). Coastal waters, including upwelling regions and Eastern boundary waters, where the majority of primary production occurs, are subject to wide variations in the type and concentrations of natural and anthropogenic inputs. A constant or periodic influx of anthr ...
The plant Golgi apparatus—Going with the flow
... Brefeldin A (BFA). After BFA treatment Golgi markers have been reported to be either redistributed to the ER [13,19] or they accumulate within ‘‘BFA compartments’’ which by electron microscopy can comprise clusters of Golgi-derived vesicles [12,52,53]. In the former case, hybrid membrane structures ...
... Brefeldin A (BFA). After BFA treatment Golgi markers have been reported to be either redistributed to the ER [13,19] or they accumulate within ‘‘BFA compartments’’ which by electron microscopy can comprise clusters of Golgi-derived vesicles [12,52,53]. In the former case, hybrid membrane structures ...
Regions of interest properties Nucleus properties Cell properties
... Definiens Tissue Studio 3 provides morphological fingerprints and biomarker expression profiles per slides, regions, vessels, cells or sub-cellular compartments. These detailed readouts can, for example, be correlated to patient outcome or therapy response to identify clinically relevant predictors. ...
... Definiens Tissue Studio 3 provides morphological fingerprints and biomarker expression profiles per slides, regions, vessels, cells or sub-cellular compartments. These detailed readouts can, for example, be correlated to patient outcome or therapy response to identify clinically relevant predictors. ...
Comparison of pseudotyping systems and their use in virus entry
... probably even phospholipids, VSV is able to infect various types of insect and mammalian cells. VSV is investigated for many years and its entry is very well understood, but up until today new details are found35. VSV is also used by various researchers for studying virus fusion protein behaviour of ...
... probably even phospholipids, VSV is able to infect various types of insect and mammalian cells. VSV is investigated for many years and its entry is very well understood, but up until today new details are found35. VSV is also used by various researchers for studying virus fusion protein behaviour of ...
PDF
... destabilize the mRNA. This destabilization is counteracted by p38MAPK activity (21, 22). Thus, Hro-notch mRNA, which also bears class 2 AREs in its 3⬘ UTR, is a strong candidate for p38MAPK-regulated transcript stability. To determine whether p38MAPK is activated in the two-cell leech embryo, we imm ...
... destabilize the mRNA. This destabilization is counteracted by p38MAPK activity (21, 22). Thus, Hro-notch mRNA, which also bears class 2 AREs in its 3⬘ UTR, is a strong candidate for p38MAPK-regulated transcript stability. To determine whether p38MAPK is activated in the two-cell leech embryo, we imm ...