MHC antigeny
... Binding of peptides into MHC class I groove • MHC molecules are transported during their synthesis into endoplasmic reticulum (ER). In ER lumen proper folding of both MHC class I chains, creation of antigen binding site for a peptide. Proper folding of MHC class I molecule is enabled by association ...
... Binding of peptides into MHC class I groove • MHC molecules are transported during their synthesis into endoplasmic reticulum (ER). In ER lumen proper folding of both MHC class I chains, creation of antigen binding site for a peptide. Proper folding of MHC class I molecule is enabled by association ...
CH 17 RBC Morphology
... limited metabolic activity ~280 million hemoglobin (Hgb) molecules/cell ...
... limited metabolic activity ~280 million hemoglobin (Hgb) molecules/cell ...
What are plastids and where did they come from?
... global photosynthesis as well as in the fixation of atmospheric nitrogen. They are found largely in aqueous habitats, or at least in habitats which are damp and have rather confusingly been referred to extensively in the past as blue–green algae, even though they are not algae but bacteria. So how d ...
... global photosynthesis as well as in the fixation of atmospheric nitrogen. They are found largely in aqueous habitats, or at least in habitats which are damp and have rather confusingly been referred to extensively in the past as blue–green algae, even though they are not algae but bacteria. So how d ...
1. introduction - International Journal of Computer Applications
... Rajiv Gandhi Centre for Biotechnology, Thiruvanathapuram Kerala, India ...
... Rajiv Gandhi Centre for Biotechnology, Thiruvanathapuram Kerala, India ...
Journal of Cell Biology - Institute of Cancer Research Repository
... thereby allowing for the relocalization of fragmented DNA to membrane blebs and apoptotic bodies (Coleman et al., 2001). Mitotic nuclear envelope breakdown also requires weakening of the nuclear lamina and a pulling force, but is mediated by phosphorylation-induced depolymerization of the nuclear la ...
... thereby allowing for the relocalization of fragmented DNA to membrane blebs and apoptotic bodies (Coleman et al., 2001). Mitotic nuclear envelope breakdown also requires weakening of the nuclear lamina and a pulling force, but is mediated by phosphorylation-induced depolymerization of the nuclear la ...
Acute Inflammation
... substance P, and many other classes of chemical mediators. It occurs rapidly after exposure to the mediator and is usually reversible and short-lived (15 to 30 minutes); it is thus known as the immediate transient response. Classically, this type of leakage affects venules 20 to 60 µm in diameter, l ...
... substance P, and many other classes of chemical mediators. It occurs rapidly after exposure to the mediator and is usually reversible and short-lived (15 to 30 minutes); it is thus known as the immediate transient response. Classically, this type of leakage affects venules 20 to 60 µm in diameter, l ...
A Vacuolar Processing Enzyme, dVPE, Is Involved in Seed Coat
... Figure 3. dVPE Is Expressed at an Early Stage in Developing Arabidopsis Seeds, whereas bVPE Is Expressed in the Late Stage in Association with the Accumulation of Seed Storage Proteins. (A) Developmental changes in the levels of the precursor and mature forms of dVPE during seed development. The wil ...
... Figure 3. dVPE Is Expressed at an Early Stage in Developing Arabidopsis Seeds, whereas bVPE Is Expressed in the Late Stage in Association with the Accumulation of Seed Storage Proteins. (A) Developmental changes in the levels of the precursor and mature forms of dVPE during seed development. The wil ...
Plant architecture without multicellularity: quandaries over patterning
... Front. Plant Sci. 6:287. doi: 10.3389/fpls.2015.00287 ...
... Front. Plant Sci. 6:287. doi: 10.3389/fpls.2015.00287 ...
The Cell Wall
... eukaryotic cells http://www.cellsalive.com/howbig.htm Eukaryotic cells are highly compartmentalized. A large surface-to-volume ratio, as seen in smaller prokaryotic cells, means that nutrients can easily and rapidly reach any part of the cells interior. However, in the larger eukaryotic cell, the li ...
... eukaryotic cells http://www.cellsalive.com/howbig.htm Eukaryotic cells are highly compartmentalized. A large surface-to-volume ratio, as seen in smaller prokaryotic cells, means that nutrients can easily and rapidly reach any part of the cells interior. However, in the larger eukaryotic cell, the li ...
SPIRAL1 Encodes a Plant-Specific Microtubule
... propyzaminde) or bundle (taxol) MTs, thereby inducing radial expansion of plant cells. The spr1 phenotype is also enhanced at low temperatures, which are known to destabilize MT polymers in some plant cell types. From these observations, we hypothesized that the SPR1 protein is required for the func ...
... propyzaminde) or bundle (taxol) MTs, thereby inducing radial expansion of plant cells. The spr1 phenotype is also enhanced at low temperatures, which are known to destabilize MT polymers in some plant cell types. From these observations, we hypothesized that the SPR1 protein is required for the func ...
Time-Resolved Fluorescence Imaging Reveals
... a single transmembrane domain, and a luminal stem region, together called the cytoplasmic-transmembranestem (CTS) region, which orients the C-terminal catalytic domain into the Golgi lumen (Fig. 1B). The CTS region not only contains the information necessary for enzyme targeting to the Golgi but als ...
... a single transmembrane domain, and a luminal stem region, together called the cytoplasmic-transmembranestem (CTS) region, which orients the C-terminal catalytic domain into the Golgi lumen (Fig. 1B). The CTS region not only contains the information necessary for enzyme targeting to the Golgi but als ...
Neurospora are haploid organisms that can reproduce asexually or
... Neurospora are haploid organisms that can reproduce asexually or sexually. The body of fungus is the Mycelium. The mycelium is the vegetative part of a fungus consisting of a mass of branching threadlike hyphae that exists below the ground or within another substrate. There are two different mating ...
... Neurospora are haploid organisms that can reproduce asexually or sexually. The body of fungus is the Mycelium. The mycelium is the vegetative part of a fungus consisting of a mass of branching threadlike hyphae that exists below the ground or within another substrate. There are two different mating ...
Centrosomes as Scaffolds - Albert Einstein College of Medicine
... for its role in spindle formation, transport of cytoplasmic vesicles, and regulation of cell shape (Zimmerman et al., 1999). With the advent of techniques such as immunogold electron microscopy and improved immunofluorescence techniques, it is now possible to identify structural proteins of Boveri’s ...
... for its role in spindle formation, transport of cytoplasmic vesicles, and regulation of cell shape (Zimmerman et al., 1999). With the advent of techniques such as immunogold electron microscopy and improved immunofluorescence techniques, it is now possible to identify structural proteins of Boveri’s ...
Mitochondrial GFA2 Is Required for Synergid Cell
... Little is known about the molecular processes that govern female gametophyte (FG) development and function, and few FG-expressed genes have been identified. We report the identification and phenotypic analysis of 31 new FG mutants in Arabidopsis. These mutants have defects throughout development, in ...
... Little is known about the molecular processes that govern female gametophyte (FG) development and function, and few FG-expressed genes have been identified. We report the identification and phenotypic analysis of 31 new FG mutants in Arabidopsis. These mutants have defects throughout development, in ...
Autophagy in Plasmodium, a multifunctional pathway?
... a mosquito blood meal, elongated sporozoites are injected into the host and invade liver cells. Within a hepatocyte the sporozoite transforms into a round trophozoite and organelles used for the invasion process are expelled [14,15]. The parasite uses a form of asexual replication, schizogony, to pr ...
... a mosquito blood meal, elongated sporozoites are injected into the host and invade liver cells. Within a hepatocyte the sporozoite transforms into a round trophozoite and organelles used for the invasion process are expelled [14,15]. The parasite uses a form of asexual replication, schizogony, to pr ...
Regulation of a LATS-homolog by Ras GTPases is important for the
... cells were fixed and stained with TO-PRO-3 to visualize the nuclei, and counterstained for actin using Alexa Fluor 488-coupled phalloidin, the increased number of nuclei in the mutant was clearly revealed (Figure 2C, D), and this increase was quantified by nuclei counts of fixed, DAPIstained cell pr ...
... cells were fixed and stained with TO-PRO-3 to visualize the nuclei, and counterstained for actin using Alexa Fluor 488-coupled phalloidin, the increased number of nuclei in the mutant was clearly revealed (Figure 2C, D), and this increase was quantified by nuclei counts of fixed, DAPIstained cell pr ...
Gastric Acid Secretion: Activation and Inhibition
... Growth of the ECL cell. Prolonged hypergastrinemia in the rat results in ECL cell hyperplasia and eventually, carcinoid formation. It has been suggested that this may be due to direct drug effects. Measurement of bromodeoxyuridine incorporation into ECL cells in culture has shown that gastrin can st ...
... Growth of the ECL cell. Prolonged hypergastrinemia in the rat results in ECL cell hyperplasia and eventually, carcinoid formation. It has been suggested that this may be due to direct drug effects. Measurement of bromodeoxyuridine incorporation into ECL cells in culture has shown that gastrin can st ...
Chapter 9 - Fullfrontalanatomy.com
... responses that last only a short amount of time. In order to keep the response localized, paracrine ligand molecules are normally quickly degraded by enzymes or removed by neighboring cells. Removing the signals will reestablish the concentration gradient for the signal, allowing them to quickly dif ...
... responses that last only a short amount of time. In order to keep the response localized, paracrine ligand molecules are normally quickly degraded by enzymes or removed by neighboring cells. Removing the signals will reestablish the concentration gradient for the signal, allowing them to quickly dif ...
The Isolation and Characterization of Gallium
... 1339)] indicated that the tumor tissue lysosomes did take up Triton WR-1339. The percentage of 67Ga was also greater in the zone where the light lysosomes banded (see above). It is also evident, however, that the more dense particles contained a large amount of acid phosphatase (27%) and 67Ga activi ...
... 1339)] indicated that the tumor tissue lysosomes did take up Triton WR-1339. The percentage of 67Ga was also greater in the zone where the light lysosomes banded (see above). It is also evident, however, that the more dense particles contained a large amount of acid phosphatase (27%) and 67Ga activi ...
WP - edl.io
... To further understand how an impulse travels through a neuron, lets use the domino analogy again. Think of the positive ions as dominoes. When one positive ion enters the neuron, it causes the next ion to enter and then the next, and so on. When you push one domino over, it causes the next domino to ...
... To further understand how an impulse travels through a neuron, lets use the domino analogy again. Think of the positive ions as dominoes. When one positive ion enters the neuron, it causes the next ion to enter and then the next, and so on. When you push one domino over, it causes the next domino to ...
21 О О О Termination of Polypeptide Synthesis Requires a Stop
... means of classifying the polypeptide it is about to synthesize, so initiation and elongation begin on free cytosolic ribosomes. Proteins of the secretory pathway have a hydrophobic signal peptide, usually at or near their amino terminus. There is no unique signal peptide sequence, but its characteri ...
... means of classifying the polypeptide it is about to synthesize, so initiation and elongation begin on free cytosolic ribosomes. Proteins of the secretory pathway have a hydrophobic signal peptide, usually at or near their amino terminus. There is no unique signal peptide sequence, but its characteri ...
The Arabidopsis TONNEAU2 Gene Encodes a Putative Novel
... in the mutant background. Note, for example, that (F) and (I) show images of the same cells taken 25 min apart: a spindle with a transverse metaphase plate is followed by a phragmoplast that appears to show erratic growth along a longitudinal plane. (A), (F), and (I) show stacks of five (A), seven ( ...
... in the mutant background. Note, for example, that (F) and (I) show images of the same cells taken 25 min apart: a spindle with a transverse metaphase plate is followed by a phragmoplast that appears to show erratic growth along a longitudinal plane. (A), (F), and (I) show stacks of five (A), seven ( ...