Journal of the Minority Science Apprentice
... many components that can be affected by neoplasm, more commonly known as cancerous conditions. In regard to skin of color, specifically of those of African American descent, there are three pertinent nonmelanoma cancerous conditions that are seen, which include Cutaneous T-Cell Lymphoma (CTCL) and B ...
... many components that can be affected by neoplasm, more commonly known as cancerous conditions. In regard to skin of color, specifically of those of African American descent, there are three pertinent nonmelanoma cancerous conditions that are seen, which include Cutaneous T-Cell Lymphoma (CTCL) and B ...
C. elegans as a model organism to investigate
... multicellular organism to have its complete genome sequenced and made available to the public (C. elegans Sequencing Consortium, 1998). In addition, a large number of mutant strains are available within the C. elegans community allowing researchers to study the effect of various proteins and pathway ...
... multicellular organism to have its complete genome sequenced and made available to the public (C. elegans Sequencing Consortium, 1998). In addition, a large number of mutant strains are available within the C. elegans community allowing researchers to study the effect of various proteins and pathway ...
MCDB 4650 Class 19 Patterning of the Limb
... a. Hox gene expression b. FGF signaling c. BMP signaling d. Wnt signaling ...
... a. Hox gene expression b. FGF signaling c. BMP signaling d. Wnt signaling ...
Unprocessed Proinsulin Promotes Cell Survival During
... emergence of pancreas, preproinsulin mRNA levels are developmentally regulated but are not increased by high glucose (7). An increase in apoptosis affecting the neural tube was elicited by preproinsulin mRNA antisense oligonucleotides in chick embryos at day 1.5 of development (equivalent to 3– 4 we ...
... emergence of pancreas, preproinsulin mRNA levels are developmentally regulated but are not increased by high glucose (7). An increase in apoptosis affecting the neural tube was elicited by preproinsulin mRNA antisense oligonucleotides in chick embryos at day 1.5 of development (equivalent to 3– 4 we ...
Foundations - Cells, organelles and cell boundaries
... The 2 major classes of cells are defined by the presence or absence of a nucleus; Eukaryotic (with nucleus) and Prokaryotic (without nucleus). Eukaryotes can be further divided into unicellular (only one cell, like prokaryotes) and multicellular (like us) organisms. ...
... The 2 major classes of cells are defined by the presence or absence of a nucleus; Eukaryotic (with nucleus) and Prokaryotic (without nucleus). Eukaryotes can be further divided into unicellular (only one cell, like prokaryotes) and multicellular (like us) organisms. ...
The role of F-cadherin in localizing cells during neural tube
... that subdivide the neural tube into different regions along the neuraxis (Espeseth et al., 1995). One of these boundaries, termed the sulcus limitans, divides the caudal neural tube into a dorsal half, involved in sensory function (the alar plate), and a ventral half involved in motor function (the ...
... that subdivide the neural tube into different regions along the neuraxis (Espeseth et al., 1995). One of these boundaries, termed the sulcus limitans, divides the caudal neural tube into a dorsal half, involved in sensory function (the alar plate), and a ventral half involved in motor function (the ...
Taxonomy, biology and physiology of fungi
... filamentous structures, and produce spores. These organisms grow as saprophytes and decompose dead organic matter. There are between 100,000 to 200,000 species depending on how they are classified. About 300species are presently known to be pathogenic for man. There are five kingdoms of living thing ...
... filamentous structures, and produce spores. These organisms grow as saprophytes and decompose dead organic matter. There are between 100,000 to 200,000 species depending on how they are classified. About 300species are presently known to be pathogenic for man. There are five kingdoms of living thing ...
Mechanics of the Cvtoskeleton
... Fig. 1 Functional shift of the cytoskeleton from architectural tensegrity in animal cells towards sensory tensegrity in plant cells. In animal cells (a), architectureresults from the interplay between stiff microtubules absorbing compressive forces and flexible actin filaments elastically tethering ...
... Fig. 1 Functional shift of the cytoskeleton from architectural tensegrity in animal cells towards sensory tensegrity in plant cells. In animal cells (a), architectureresults from the interplay between stiff microtubules absorbing compressive forces and flexible actin filaments elastically tethering ...
Measuring the stiffness of bacterial cells from growth
... quantitative, reproducible assay that is capable of medium- or high-throughput analysis of cell stiffness. This approach is technically straightforward, incorporates components found in most biological labs and consists of an extendable platform that accommodates the assaying of cellular mechanical ...
... quantitative, reproducible assay that is capable of medium- or high-throughput analysis of cell stiffness. This approach is technically straightforward, incorporates components found in most biological labs and consists of an extendable platform that accommodates the assaying of cellular mechanical ...
Fifty Ways to Make a Neuron:* Shifts in Stem Cell Hierarchy and
... signals (86, 87). This model, which would require generation of at least 2 germ layers for neural induction, has been challenged by a recent report of Tropepe et al (88). In their study, they provide evidence for a direct conversion of ES cells into primitive neural stem cells. When plated at low de ...
... signals (86, 87). This model, which would require generation of at least 2 germ layers for neural induction, has been challenged by a recent report of Tropepe et al (88). In their study, they provide evidence for a direct conversion of ES cells into primitive neural stem cells. When plated at low de ...
Mechanisms of cell rearrangement and cell
... accompanied by a strong accumulation of actin filaments in During the development of a TF, its cell number increases these ends where the cells from adjacent clusters contact each gradually. This raises the question whether the 8-9 cells of a other (Fig. 4C). The cells of individual stacks remain st ...
... accompanied by a strong accumulation of actin filaments in During the development of a TF, its cell number increases these ends where the cells from adjacent clusters contact each gradually. This raises the question whether the 8-9 cells of a other (Fig. 4C). The cells of individual stacks remain st ...
II-Expressing Microvesicles at Their Surface Follicular Dendritic
... FDCs coisolated with in vivo activated B lymphocytes were morphologically characterized by the presence of long and branched dendrites with desmosomes at contact sites between neighboring dendrites. Immunogold labeling showed that FDCs were heavily labeled for CD35 (complement receptor 1), whereas d ...
... FDCs coisolated with in vivo activated B lymphocytes were morphologically characterized by the presence of long and branched dendrites with desmosomes at contact sites between neighboring dendrites. Immunogold labeling showed that FDCs were heavily labeled for CD35 (complement receptor 1), whereas d ...
BOSTON UNIVERSITY SCHOOL OF MEDICINE Thesis THE ROLE
... (Grandel 2006). Mammals have demonstrated a constitutive turnover of neurons but no increase in overall brain size, implying a varying neurogenic capacity. In contrast with mammals, reptiles, amphibians and fish show net brain growth into adulthood. The brains of teleost fish have extensive cell pro ...
... (Grandel 2006). Mammals have demonstrated a constitutive turnover of neurons but no increase in overall brain size, implying a varying neurogenic capacity. In contrast with mammals, reptiles, amphibians and fish show net brain growth into adulthood. The brains of teleost fish have extensive cell pro ...
Engineering Tyrosine-Based Electron Flow Pathways in Proteins
... radical location on the basis of EPR hyperfine structure. Mutation to tyrosine decreases the lipid peroxidase activity of this myoglobin in the presence of low concentrations of reductant, and the possibility of decreasing the intrinsic toxicity of hemoglobin by introduction of these pathways is disc ...
... radical location on the basis of EPR hyperfine structure. Mutation to tyrosine decreases the lipid peroxidase activity of this myoglobin in the presence of low concentrations of reductant, and the possibility of decreasing the intrinsic toxicity of hemoglobin by introduction of these pathways is disc ...
In Vitro Toxicology and Cellular Fate Determination Using
... concurrent experiments examined the effect of Triton® X100 on purified caspase-3 alone or caspase-3 spiked into Triton® X-100-treated cells. The data (not shown) indicated a reduction in caspase activity (approximately 50%) at 10% Triton® X-100 treatment after a two-hour incubation with Apo-ONE™ Rea ...
... concurrent experiments examined the effect of Triton® X100 on purified caspase-3 alone or caspase-3 spiked into Triton® X-100-treated cells. The data (not shown) indicated a reduction in caspase activity (approximately 50%) at 10% Triton® X-100 treatment after a two-hour incubation with Apo-ONE™ Rea ...
A genome-wide resource of cell cycle and cell shape genes of
... for viability compared with 26.2 per cent for all genes, and 85.57 per cent (439 genes) were conserved in human. This indicates that many of the genes identified in this study are likely to be important for understanding the cell cycle in other more complex eukaryotes. All three long categories were ...
... for viability compared with 26.2 per cent for all genes, and 85.57 per cent (439 genes) were conserved in human. This indicates that many of the genes identified in this study are likely to be important for understanding the cell cycle in other more complex eukaryotes. All three long categories were ...
Restricted, canonical, stereotyped and convergent immunoglobulin
... V186.2 recombined to DFI 16.1 D segment and the JH1 J segment that are paired with Vl1 light chains. It had been assumed that the simplistic nature of the hapten antigens in combination with the inbred mice led to the highly limited possibilities to generate anti-NP antibodies, and thus the canonica ...
... V186.2 recombined to DFI 16.1 D segment and the JH1 J segment that are paired with Vl1 light chains. It had been assumed that the simplistic nature of the hapten antigens in combination with the inbred mice led to the highly limited possibilities to generate anti-NP antibodies, and thus the canonica ...
... obtained by bronchoalveolar lavage (BAL), have been characterized in normal individuals for a number of distinct phenotypic and functional features that, in general, support the hypothesis of a confined immunological compartment. In fact, lung lymphocytes display the very late activation-1 (VLA-1) s ...
Contribution of calcium-conducting channels to the transport of
... In addition to its structural and catalytic properties, Zn is also viewed as a signaling ion exerting regulatory functions. It is now regarded as a second messenger [63] able to influence the activity of various enzymes and to control intracellular signaling pathways [52]. Its extracellular concent ...
... In addition to its structural and catalytic properties, Zn is also viewed as a signaling ion exerting regulatory functions. It is now regarded as a second messenger [63] able to influence the activity of various enzymes and to control intracellular signaling pathways [52]. Its extracellular concent ...
Dr. Parker`s CV - Cornell University College of Veterinary Medicine
... are being translated and which open reading frames (ORFs) are being decoded at different times post-infection examining three different human viruses – influenza A virus (IAV), herpes simplex virus 1 (HSV-1), and mammalian orthoreovirus (REOV). Recently developed and novel approaches based on next g ...
... are being translated and which open reading frames (ORFs) are being decoded at different times post-infection examining three different human viruses – influenza A virus (IAV), herpes simplex virus 1 (HSV-1), and mammalian orthoreovirus (REOV). Recently developed and novel approaches based on next g ...
Neural crest cells and patterning of the mammalian dentition
... teeth in their normal sequence when grafted into the anterior chamber of the eye. These findings are consistent with a region of ectoderm specifying a zone of CNCC which could subsequently spread out in a proximal direction and lay down the pattern of the future molar dentition; evidence for a clone ...
... teeth in their normal sequence when grafted into the anterior chamber of the eye. These findings are consistent with a region of ectoderm specifying a zone of CNCC which could subsequently spread out in a proximal direction and lay down the pattern of the future molar dentition; evidence for a clone ...
Sample Chapter
... membrane proteins can be classified according to their shapes. One group of proteins, for example, consists of tightly coiled, rodlike molecules embedded in the phospholipid bilayer. Some such fibrous proteins completely span the membrane; that is, they extend outward from its surface on one end, wh ...
... membrane proteins can be classified according to their shapes. One group of proteins, for example, consists of tightly coiled, rodlike molecules embedded in the phospholipid bilayer. Some such fibrous proteins completely span the membrane; that is, they extend outward from its surface on one end, wh ...
HYPERTROPHY OF THE HUMAN HEART AT THE LEVEL OF FINE
... electron microscopy under conditions suitable fi)r good preservation of myofibrils. A lattice parameter, qh, was defined as the number of myosin filaments per square micron in either H zones or A bands. By the use of methods of electron microscopy, qh was determined for perpendicular cross-sections ...
... electron microscopy under conditions suitable fi)r good preservation of myofibrils. A lattice parameter, qh, was defined as the number of myosin filaments per square micron in either H zones or A bands. By the use of methods of electron microscopy, qh was determined for perpendicular cross-sections ...
immunohistological study of mannan polysaccharides in poplar stem
... Mannan polysaccharides serve as storage reserves in seeds and as structure elements in cell walls, but they may also perform other important functions during plant growth. As one of the major hemicelluloses in angiosperm wood, little is known about the presence and localization of mannan polysacchar ...
... Mannan polysaccharides serve as storage reserves in seeds and as structure elements in cell walls, but they may also perform other important functions during plant growth. As one of the major hemicelluloses in angiosperm wood, little is known about the presence and localization of mannan polysacchar ...