Exocytosis Precedes and Predicts the Increase in Growth in
... tubes. Prior electron microscopy studies indicate that the wall is significantly thicker at the extreme apex than along the flanks of the apical dome (Lancelle and Hepler, 1992). Realizing that the dimensions of the cell wall will be small, we attempted to optimize the optical system for maximum res ...
... tubes. Prior electron microscopy studies indicate that the wall is significantly thicker at the extreme apex than along the flanks of the apical dome (Lancelle and Hepler, 1992). Realizing that the dimensions of the cell wall will be small, we attempted to optimize the optical system for maximum res ...
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... of Groningen, The Netherlands; isolated from the North Sea; T135, Terschelling 135 km off the coast by R. Koeman in 2000) were axenically cultured at 15◦ C. Both species were grown in Mix-TX medium, a 1:1 mixture of modified f/2 medium (Guillard and Ryther, 1962) and artificial seawater (ESAW; Harri ...
... of Groningen, The Netherlands; isolated from the North Sea; T135, Terschelling 135 km off the coast by R. Koeman in 2000) were axenically cultured at 15◦ C. Both species were grown in Mix-TX medium, a 1:1 mixture of modified f/2 medium (Guillard and Ryther, 1962) and artificial seawater (ESAW; Harri ...
The Nimrod transmembrane receptor Eater is
... and crystal cells, rounded hemocytes which contain crystals of prophenoloxidases, the enzyme zymogen of phenoloxidase that catalyses the melanization reaction against parasites or septic injury (Rizki et al., 1980; Rizki and Rizki, 1992; Lanot et al., 2001). Larval hemocytes are found in three compa ...
... and crystal cells, rounded hemocytes which contain crystals of prophenoloxidases, the enzyme zymogen of phenoloxidase that catalyses the melanization reaction against parasites or septic injury (Rizki et al., 1980; Rizki and Rizki, 1992; Lanot et al., 2001). Larval hemocytes are found in three compa ...
The Mormyromast Region of the Mormyrid Electrosensory Lobe. I
... receive. Responses to the motor command alone, to electrosensory stimuli alone, and to the motor command plus an electrosensory stimulus delivered at various delays were examined. EOCD plasticity was examined by delivering electrosensory stimuli at a fixed delay following the EOD command signal for ...
... receive. Responses to the motor command alone, to electrosensory stimuli alone, and to the motor command plus an electrosensory stimulus delivered at various delays were examined. EOCD plasticity was examined by delivering electrosensory stimuli at a fixed delay following the EOD command signal for ...
View Full Page PDF - Physiological Reviews
... Because of these uncertainties, we have questioned whether other aspects of immunity and inflammation might also be critical for the pathogenesis of airway disease. In particular, we aimed to develop a model that better accounted for the dissociation between the development of allergy and asthma in ...
... Because of these uncertainties, we have questioned whether other aspects of immunity and inflammation might also be critical for the pathogenesis of airway disease. In particular, we aimed to develop a model that better accounted for the dissociation between the development of allergy and asthma in ...
Endomembrane proton pumps: connecting membrane and vesicle
... V-ATPase deficient-mutants V-ATPases constitute a family of highly conserved, multisubunit proton-pumps that are found throughout the endomembrane systems of all eukaryotes [3]. They share a common ancestor with F-ATPases and, like their distant relatives, are composed of two subcomplexes. The perip ...
... V-ATPase deficient-mutants V-ATPases constitute a family of highly conserved, multisubunit proton-pumps that are found throughout the endomembrane systems of all eukaryotes [3]. They share a common ancestor with F-ATPases and, like their distant relatives, are composed of two subcomplexes. The perip ...
Melanocytes and melanogenesis - Our Dermatology Online journal
... The two Rab27A effectors are Slac2-a (also called melanophilin) and Slp2-a; they are abundantly expressed on melanosomes and sequentially regulate melanosome transport in melanocytes. TGF-beta suppress melanogenesis by inhibiting activation of Pax3. P 53 promotes melanogenesis by suppressing TGF- be ...
... The two Rab27A effectors are Slac2-a (also called melanophilin) and Slp2-a; they are abundantly expressed on melanosomes and sequentially regulate melanosome transport in melanocytes. TGF-beta suppress melanogenesis by inhibiting activation of Pax3. P 53 promotes melanogenesis by suppressing TGF- be ...
Requirements for CPC localization during anaphase
... Figure 2: Schematic representation of the CPC. Interactions within the complex are represented by white arrowheads. Survivin and Borealin interact with the N terminus of INCENP, Aurora B interacts with the IN box of INCENP, which is at the C terminus of INCENP. Borealin and Survivin also bind ...
... Figure 2: Schematic representation of the CPC. Interactions within the complex are represented by white arrowheads. Survivin and Borealin interact with the N terminus of INCENP, Aurora B interacts with the IN box of INCENP, which is at the C terminus of INCENP. Borealin and Survivin also bind ...
118 - University of Oxford
... structures [65, 118, 23], but it does not have the spatial and temporal distribution expected of an inducer. cVg1 expressed in the PMZ of pre-primitive streak embryos has been shown to induce development of an ectopic primitive streak [91]. The activation of the Wnt proto-oncogene pathway potentiate ...
... structures [65, 118, 23], but it does not have the spatial and temporal distribution expected of an inducer. cVg1 expressed in the PMZ of pre-primitive streak embryos has been shown to induce development of an ectopic primitive streak [91]. The activation of the Wnt proto-oncogene pathway potentiate ...
Cell fate specification and maintenance in the female gametophyte
... whole embryos from different stages has been reported from several studies by using different methods (Le et al., 2010; Xiang et al., 2011; Belmonte et al., 2013). Nevertheless, the analysis of transcriptional programs in the apical and basal cell lineages at earlier stages of embryogenesis, which w ...
... whole embryos from different stages has been reported from several studies by using different methods (Le et al., 2010; Xiang et al., 2011; Belmonte et al., 2013). Nevertheless, the analysis of transcriptional programs in the apical and basal cell lineages at earlier stages of embryogenesis, which w ...
Enzymes for Cell Dissociation and Lysis - Sigma
... activity that assists the digestion of animal tissue. Because the clostripain present in crude collagenase must be reduced (e.g., by treatment with dithiothreitol) in order to be active this enzyme probably contributes little to the tissue dissociation process in the laboratory. It is monitored beca ...
... activity that assists the digestion of animal tissue. Because the clostripain present in crude collagenase must be reduced (e.g., by treatment with dithiothreitol) in order to be active this enzyme probably contributes little to the tissue dissociation process in the laboratory. It is monitored beca ...
Max and inhibitory c-Myc mutants induce erythroid di
... In373 is unable to bind DNA (Figure 1b, lane 4), whereas tMyc forms a distinct homodimeric complex (Figure 1b, lane 3). In this experimental design, Max (6 ng) was mixed with an excess of tMyc (600 ng) so that tMyc-tMyc homodimers and tMyc-Max heterodimers are readily detected on EMSA (Figure 1b, la ...
... In373 is unable to bind DNA (Figure 1b, lane 4), whereas tMyc forms a distinct homodimeric complex (Figure 1b, lane 3). In this experimental design, Max (6 ng) was mixed with an excess of tMyc (600 ng) so that tMyc-tMyc homodimers and tMyc-Max heterodimers are readily detected on EMSA (Figure 1b, la ...
HL-1 Myocytes Exhibit PKC and K Channel-Dependent Delta Opioid Preconditioning
... injury. Preconditioning involves the attenuated response of a larger ischemic insult by prior exposure to period(s) of cell stress, such as brief cycles of ischemia or heat stress. Pharmacologic preconditioning with opioids has been shown to reduce ischemia/reperfusion damage by limiting infarct siz ...
... injury. Preconditioning involves the attenuated response of a larger ischemic insult by prior exposure to period(s) of cell stress, such as brief cycles of ischemia or heat stress. Pharmacologic preconditioning with opioids has been shown to reduce ischemia/reperfusion damage by limiting infarct siz ...
Unit 6 Microorganisms & Fungi
... Animallike Protists: Protozoans - Trichocysts - small, bottle-shaped structures used for defense Macronucleus - a genetic “library”, where multiple copies of most of the genes the cell needs in its day-to-day existence are kept Micronucleus - a “reserve copy” of all of the cell’s genes ...
... Animallike Protists: Protozoans - Trichocysts - small, bottle-shaped structures used for defense Macronucleus - a genetic “library”, where multiple copies of most of the genes the cell needs in its day-to-day existence are kept Micronucleus - a “reserve copy” of all of the cell’s genes ...
UNIT 1 – FORCE AND MOTION (SEPUP Force and
... cilia, flagella, cell membrane, nuclear membrane, cell wall, and cytoplasm). B-2.3 Compare the structures and organelles or prokaryotic and eukaryotic cells. B-2.4 Explain the process of cell differentiation as the basis for the hierarchal organization of organisms (including cells, tissues, organs, ...
... cilia, flagella, cell membrane, nuclear membrane, cell wall, and cytoplasm). B-2.3 Compare the structures and organelles or prokaryotic and eukaryotic cells. B-2.4 Explain the process of cell differentiation as the basis for the hierarchal organization of organisms (including cells, tissues, organs, ...
Cell death by autophagy: facts and apparent artefacts
... revealed,13 and it will be important to expand on this to understand how these signals are integrated. Autophagic Cell Death Observations that in many instances dying cells have increased autophagic markers and morphological features of autophagy originally led to the proposal of autophagic cell dea ...
... revealed,13 and it will be important to expand on this to understand how these signals are integrated. Autophagic Cell Death Observations that in many instances dying cells have increased autophagic markers and morphological features of autophagy originally led to the proposal of autophagic cell dea ...
The Arabidopsis repressor of light signaling SPA1
... tissues express SPA1. SPA1 mRNA accumulated ubiquitously in seedlings and leaves (Fig. 1A-J). SPA1 transcript levels were particularly high in vascular tissue of dark-grown seedlings (Fig. 1C). In developing leaves, SPA1 mRNA levels were lower in epidermal tissue than in inner tissues (Fig. 1I). The ...
... tissues express SPA1. SPA1 mRNA accumulated ubiquitously in seedlings and leaves (Fig. 1A-J). SPA1 transcript levels were particularly high in vascular tissue of dark-grown seedlings (Fig. 1C). In developing leaves, SPA1 mRNA levels were lower in epidermal tissue than in inner tissues (Fig. 1I). The ...
Serial killers: ordering caspase activation events in apoptosis
... the mitochondrion in transducing pro-apoptotic stimuli.40 ± 44 A discussion of all of the evidence that has implicated the mitochondrion as an important sensor of cellular damage is outside of the scope of the present review. However, to summarize, it appears that numerous pro-apoptotic stimuli prov ...
... the mitochondrion in transducing pro-apoptotic stimuli.40 ± 44 A discussion of all of the evidence that has implicated the mitochondrion as an important sensor of cellular damage is outside of the scope of the present review. However, to summarize, it appears that numerous pro-apoptotic stimuli prov ...
Facultad de Ciencias Tráfico de células dendríticas a través
... until the thoracic ducts, where lymph is poured into the blood vascular system through subclavian veins. In order to accomplish its draining function, the lymphatic capillaries form an intricate network inside the tissue, in close contact with blood vessels, but without anastomose with them. The mai ...
... until the thoracic ducts, where lymph is poured into the blood vascular system through subclavian veins. In order to accomplish its draining function, the lymphatic capillaries form an intricate network inside the tissue, in close contact with blood vessels, but without anastomose with them. The mai ...
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. ...
The bacterial divisome: ready for its close-up
... between FtsZ and ZipA, as well as ZapB with itself [39]. In addition, BIFC identified new putative ZipA –ZapA and ZipA –ZapB interactions. BIFC has several advantages. It can pinpoint a close interaction in a live cell, and is sufficiently stable that even transient interactions can be marked. It ca ...
... between FtsZ and ZipA, as well as ZapB with itself [39]. In addition, BIFC identified new putative ZipA –ZapA and ZipA –ZapB interactions. BIFC has several advantages. It can pinpoint a close interaction in a live cell, and is sufficiently stable that even transient interactions can be marked. It ca ...
- Wiley Online Library
... octamer of highly conserved core histones: H2A, H2B, H3 and H4. The binding of linker histone H1 to DNA entry/exit points of nucleosomes and linker DNA between two nucleosomes facilitates further compaction of chromatin into a higher-order structure. The accessibility and compaction of chromatin in ...
... octamer of highly conserved core histones: H2A, H2B, H3 and H4. The binding of linker histone H1 to DNA entry/exit points of nucleosomes and linker DNA between two nucleosomes facilitates further compaction of chromatin into a higher-order structure. The accessibility and compaction of chromatin in ...