Polarity Control of Spindle Positioning in the C. elegans Embryo
... perpendicular to, and usually midway through, the central spindle. By positioning the spindle with respect to the polarity axis of the cell or tissue, daughter cells are formed at the proper place, with the right size and developmental fate. Hence, accurate spindle positioning is critical for tissue ...
... perpendicular to, and usually midway through, the central spindle. By positioning the spindle with respect to the polarity axis of the cell or tissue, daughter cells are formed at the proper place, with the right size and developmental fate. Hence, accurate spindle positioning is critical for tissue ...
A Nanobody-Based System Using Fluorescent Proteins as Scaffolds
... Transgenic lines expressing driver genes such as transcription factors or site-specific recombinases in specific cell populations can then be used to control the expression of genes in responder cassettes. However, the utility of individual lines is limited by a transgene’s functional abilities; rep ...
... Transgenic lines expressing driver genes such as transcription factors or site-specific recombinases in specific cell populations can then be used to control the expression of genes in responder cassettes. However, the utility of individual lines is limited by a transgene’s functional abilities; rep ...
An immunologist`s perspective on nutrition, immunity, and infectious
... pathogens, each containing different PAMP, can interact with a certain combination of PRR on or in a host cell. The variety of PRR complexes triggers specific intracellular signal transduction pathways that will induce specific gene expression profiles, particularly cytokine/chemokine expression, be ...
... pathogens, each containing different PAMP, can interact with a certain combination of PRR on or in a host cell. The variety of PRR complexes triggers specific intracellular signal transduction pathways that will induce specific gene expression profiles, particularly cytokine/chemokine expression, be ...
Temporal and Spatial Distribution of DNA Topoisomerase II Alters
... almost the same signal intensity (Fig 1D and E). These results were representative of five similar experiments. Two-dimensional flow cytometric analysis on differentiating HL-60 cells showed alterations in the cell cycle distribution and changes in topo IIa and IIb levels at each cell cycle position ...
... almost the same signal intensity (Fig 1D and E). These results were representative of five similar experiments. Two-dimensional flow cytometric analysis on differentiating HL-60 cells showed alterations in the cell cycle distribution and changes in topo IIa and IIb levels at each cell cycle position ...
A human homologue of yeast anti-silencing factor has histone
... histones and nucleosome assembly activity (Kleinschmidt & Franke 1982; Kawase et al. 1996; Ito et al. 1997b). In histone chaperones such as NAP-I, N1/N2 and TAF-I, it has been shown that an acidic region is required for the interaction with histones (Kleinschmidt & Seiter 1988; Fujii-Nakata et al. 1 ...
... histones and nucleosome assembly activity (Kleinschmidt & Franke 1982; Kawase et al. 1996; Ito et al. 1997b). In histone chaperones such as NAP-I, N1/N2 and TAF-I, it has been shown that an acidic region is required for the interaction with histones (Kleinschmidt & Seiter 1988; Fujii-Nakata et al. 1 ...
Apical ectodermal ridge morphogenesis in limb development is
... Expression in the AER persisted up to stage 30 in the chick (Fig. 1Q-T) or to E13.5 in mouse (Fig. 1H-M). To confirm that Arid3b expression is associated with AER development, we induced ectopic AERs by overexpression of a constitutively active form of -catenin. These indeed showed Arid3b expressio ...
... Expression in the AER persisted up to stage 30 in the chick (Fig. 1Q-T) or to E13.5 in mouse (Fig. 1H-M). To confirm that Arid3b expression is associated with AER development, we induced ectopic AERs by overexpression of a constitutively active form of -catenin. These indeed showed Arid3b expressio ...
Spatial control of phospholipid flux restricts endoplasmic reticulum
... embryo (Han et al. 2012), a phenotype also observed following partial inhibition of lipin (LPIN-1 in C. elegans) (Golden et al. 2009; Gorjánácz and Mattaj 2009; Han et al. 2012). To investigate how CNEP-1 promotes nuclear envelope disassembly, we generated transgenes expressing GFP fusions with li ...
... embryo (Han et al. 2012), a phenotype also observed following partial inhibition of lipin (LPIN-1 in C. elegans) (Golden et al. 2009; Gorjánácz and Mattaj 2009; Han et al. 2012). To investigate how CNEP-1 promotes nuclear envelope disassembly, we generated transgenes expressing GFP fusions with li ...
Principles of Virology
... Particle-to-PFU ratio A single particle can initiate infection (how do we know this?) High particle-to-pfu ratio: not all viruses are successful. Why not? -Damaged particles, Mutations Complexity of infectious cycle: failure at any step prevents completion ...
... Particle-to-PFU ratio A single particle can initiate infection (how do we know this?) High particle-to-pfu ratio: not all viruses are successful. Why not? -Damaged particles, Mutations Complexity of infectious cycle: failure at any step prevents completion ...
Activation Mechanism of Protein Kinase B by DNA
... E-mail: [email protected] or E-mail: [email protected] ...
... E-mail: [email protected] or E-mail: [email protected] ...
Unicellular Organisms
... What are the characteristics of the following single-celled organisms? Euglena Amoeba Paramecium Volvox ...
... What are the characteristics of the following single-celled organisms? Euglena Amoeba Paramecium Volvox ...
Transcription Factor Positive Regulatory Domain 4 (PRDM4) recruits Protein Arginine
... different cortical layers in sequence, then switch to glial cell production (7,8). This program of neurogenesis can be recapitulated by individua l mouse cortical NSCs isolated at embryonic day 10 (E10) and cultured at low density in vitro (2,3). This suggests that the temporal program of NSC divisi ...
... different cortical layers in sequence, then switch to glial cell production (7,8). This program of neurogenesis can be recapitulated by individua l mouse cortical NSCs isolated at embryonic day 10 (E10) and cultured at low density in vitro (2,3). This suggests that the temporal program of NSC divisi ...
Size, shape, and arrangement of native cellulose fibrils in maize cell
... structure, on the other hand, is assessed by chemists who are interested in properties of ‘‘purified’’ cellulose. The process of preparing such ‘‘pure’’ cellulose material usually involves the extraction of non-cellulosic polymers that co-exist with cellulose in native cell walls, such as hemicellul ...
... structure, on the other hand, is assessed by chemists who are interested in properties of ‘‘purified’’ cellulose. The process of preparing such ‘‘pure’’ cellulose material usually involves the extraction of non-cellulosic polymers that co-exist with cellulose in native cell walls, such as hemicellul ...
8. ARTÍCULOS
... Subcellular localization of endogenous HERC1 and M2-PK proteins was studied by indirect immuno£uorescence confocal microscopy in HeLa and HEK-293T cell lines (Fig. 2). It is noteworthy that both proteins display a similar, mostly perinuclear, punctate staining, which probably means that these protei ...
... Subcellular localization of endogenous HERC1 and M2-PK proteins was studied by indirect immuno£uorescence confocal microscopy in HeLa and HEK-293T cell lines (Fig. 2). It is noteworthy that both proteins display a similar, mostly perinuclear, punctate staining, which probably means that these protei ...
Fulltext: english,
... up approximately 40 % (NAGLIĆ and HAJSIG, 1993). In birds and in the mammals, Blymphocytes are the source of plasma cells that produce antibodies, while T-lymphocytes have different regulatory and effector roles. Glycoprotein antigens on leukocyte surfaces serve as “biological markers” and are denom ...
... up approximately 40 % (NAGLIĆ and HAJSIG, 1993). In birds and in the mammals, Blymphocytes are the source of plasma cells that produce antibodies, while T-lymphocytes have different regulatory and effector roles. Glycoprotein antigens on leukocyte surfaces serve as “biological markers” and are denom ...
p53 Pathway in Renal Cell Carcinoma Is Repressed by a Dominant
... HeLa (cervical carcinoma), A293 (embryonic kidney epithelial cells transRenal cell carcinoma (RCC) accounts for approximately 85% of all formed with DNA of adenovirus type 5), and LNCaP (prostate adenocarcikidney cancers. Approximately 30,000 patients in the United States noma)] were purchased from ...
... HeLa (cervical carcinoma), A293 (embryonic kidney epithelial cells transRenal cell carcinoma (RCC) accounts for approximately 85% of all formed with DNA of adenovirus type 5), and LNCaP (prostate adenocarcikidney cancers. Approximately 30,000 patients in the United States noma)] were purchased from ...
Cell-surface location of Listeria-specific protein p60
... from L. monocytogenes serotype 1/2a grown at 37 "C (a). Coomassiestained 10% SDS-PAGE gel of culture supernatants from L. monocytogenes ATCC 19111 (lane 2) and L. monocytogenes SLCC 5782 (lane 3). Lane 1 contains molecular mass standards (from top to bottom, 205, 116, 97.4, 66, 45, and 29 kDa). (b). ...
... from L. monocytogenes serotype 1/2a grown at 37 "C (a). Coomassiestained 10% SDS-PAGE gel of culture supernatants from L. monocytogenes ATCC 19111 (lane 2) and L. monocytogenes SLCC 5782 (lane 3). Lane 1 contains molecular mass standards (from top to bottom, 205, 116, 97.4, 66, 45, and 29 kDa). (b). ...
the roles of apoptotic nucleases in cell death and animal development
... apoptotic events in mammals, including chromatin condensation and fragmentation (Susin et al. 1999). Overexpression of AIF or microinjection of the AIF protein into mammalian cells can induce chromatin condensation and high molecular weight chromosome fragmentation, suggesting that AIF may function ...
... apoptotic events in mammals, including chromatin condensation and fragmentation (Susin et al. 1999). Overexpression of AIF or microinjection of the AIF protein into mammalian cells can induce chromatin condensation and high molecular weight chromosome fragmentation, suggesting that AIF may function ...
Sulfated polysaccharides from marine sponges
... of cellular recognition and adhesion in animals was achieved with cells from marine sponge in the beginning of the last century (Wilson 1907). This model was based on the observation that dissociated cells from marine sponge go through an aggregation process, in a species-specific way, forming small ...
... of cellular recognition and adhesion in animals was achieved with cells from marine sponge in the beginning of the last century (Wilson 1907). This model was based on the observation that dissociated cells from marine sponge go through an aggregation process, in a species-specific way, forming small ...
PDF
... Drosophila has identified many of the molecules that mediate the different steps in the fusion process; by contrast, the molecular basis of myoblast fusion during vertebrate embryogenesis remains poorly characterised. A key component of the intracellular fusion pathway in Drosophila is the protein e ...
... Drosophila has identified many of the molecules that mediate the different steps in the fusion process; by contrast, the molecular basis of myoblast fusion during vertebrate embryogenesis remains poorly characterised. A key component of the intracellular fusion pathway in Drosophila is the protein e ...
Microsporidia: Why Make Nucleotides if You Can Steal Them?
... Microsporidia and the recycling of nucleotides The continual turnover of RNA, which releases the nucleoside monophosphates, represents a major, ready-made source of nucleotides [27]. The enzymes needed to regenerate nucleoside triphosphates following nucleic acid degradation have been retained by mi ...
... Microsporidia and the recycling of nucleotides The continual turnover of RNA, which releases the nucleoside monophosphates, represents a major, ready-made source of nucleotides [27]. The enzymes needed to regenerate nucleoside triphosphates following nucleic acid degradation have been retained by mi ...
459 Resources
... • In mitochondria, the process of cellular respiration combines food molecules with oxygen. This series of chemical reactions releases energy for the cell's activities. • The energy in light is captured and stored in food molecules during the process of photosynthesis. Plants, algae, and some bacter ...
... • In mitochondria, the process of cellular respiration combines food molecules with oxygen. This series of chemical reactions releases energy for the cell's activities. • The energy in light is captured and stored in food molecules during the process of photosynthesis. Plants, algae, and some bacter ...
Biological systems of the host cell involved in Agrobacterium infection
... Roles of host systems in Agrobacterium infection 13 port of the Agrobacterium T-complexes, through interaction with another host protein, VIP1, which mediates the recognition of VirE2 by the nuclear import machinery of the plant cell (see below). In this scenario, DLC3, a motorlike protein which as ...
... Roles of host systems in Agrobacterium infection 13 port of the Agrobacterium T-complexes, through interaction with another host protein, VIP1, which mediates the recognition of VirE2 by the nuclear import machinery of the plant cell (see below). In this scenario, DLC3, a motorlike protein which as ...