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... self-organized structures require a constant flux of energy and/or matter to persist. As a non-biological example of self-assembly, consider the formation of salt crystals. As a contrasting example, the spontaneous emergence of convection rolls in water heated from below is due to self-organization; ...
... self-organized structures require a constant flux of energy and/or matter to persist. As a non-biological example of self-assembly, consider the formation of salt crystals. As a contrasting example, the spontaneous emergence of convection rolls in water heated from below is due to self-organization; ...
Measles virus M and F proteins associate with detergent
... apparent molecular mass (by about 2 kDa) than the authentic proteins [M(ED), 37 kDa and M(WTF), 39 kDa)]. Apparently, the established difference in electrophoretic migration for M proteins derived from attenuated and wild-type MV strains (Rima, 1983; Rima et al., 1979, 1995) is largely, but not enti ...
... apparent molecular mass (by about 2 kDa) than the authentic proteins [M(ED), 37 kDa and M(WTF), 39 kDa)]. Apparently, the established difference in electrophoretic migration for M proteins derived from attenuated and wild-type MV strains (Rima, 1983; Rima et al., 1979, 1995) is largely, but not enti ...
Plant microtubule organization
... the midplane (Fig. 1A). Preprophase bands prepare the *Preprophase bands appear to be closely appressed to the plasma membrane but in transverse sections examined by transmission electron microscopy, they form dense bundles that extend some distance into the cytoplasm. ...
... the midplane (Fig. 1A). Preprophase bands prepare the *Preprophase bands appear to be closely appressed to the plasma membrane but in transverse sections examined by transmission electron microscopy, they form dense bundles that extend some distance into the cytoplasm. ...
30 Reasons Why You Need a Shot a Day!
... strengthen and support the cell walls. This supports efficient transport of flavonoid nutrients across the cell membrane or wall. 8) Strengthens the brain neuro-transmitters against free radical activity, possibly slowing age related memory loss! 9) Ningxia Wolfberry is powerful in helping the liver ...
... strengthen and support the cell walls. This supports efficient transport of flavonoid nutrients across the cell membrane or wall. 8) Strengthens the brain neuro-transmitters against free radical activity, possibly slowing age related memory loss! 9) Ningxia Wolfberry is powerful in helping the liver ...
Publications_files/Stotland et al 2012
... that the lysis buffer utilized was too stringent to pull down the entire CSN holocomplex, probably due to the high concentration of the nonionic Nonodet P-40 detergent and the presence of the ionic sodium deoxycholate detergent, both of which can disrupt weak protein–protein interactions. Interestin ...
... that the lysis buffer utilized was too stringent to pull down the entire CSN holocomplex, probably due to the high concentration of the nonionic Nonodet P-40 detergent and the presence of the ionic sodium deoxycholate detergent, both of which can disrupt weak protein–protein interactions. Interestin ...
Microbial Detection in the Environment, Part 1
... coronaviruses, picobirnaviruses and hepatitis E virus) can not be propagated in any known cell cultures. – They will not be detected in water unless an alternative analytical method, such as nucleic acid amplification by PCR or RT-PCR, is applied directly to concentrated samples. ...
... coronaviruses, picobirnaviruses and hepatitis E virus) can not be propagated in any known cell cultures. – They will not be detected in water unless an alternative analytical method, such as nucleic acid amplification by PCR or RT-PCR, is applied directly to concentrated samples. ...
Review Recycling the Cell Cycle: Cyclins Revisited
... with processes involved in cell division” and went on to suggest that the synthesis of this protein drove cells into mitosis and its destruction allowed cells to finish one cell cycle and begin the next. Time has proved him right. Cyclin’s discovery led to a model of the autonomous oscillator that d ...
... with processes involved in cell division” and went on to suggest that the synthesis of this protein drove cells into mitosis and its destruction allowed cells to finish one cell cycle and begin the next. Time has proved him right. Cyclin’s discovery led to a model of the autonomous oscillator that d ...
dextran by suspension-cultured plant cells
... when cells or protoplasts are incubated with commercial FDs is a result of the presence of free FITC in the commercially supplied FDs. We indicate a difference in the uptake of purified FDs by cells and protoplasts and, in addition, show that both non-conjugated FITC and purified samples of FDs labe ...
... when cells or protoplasts are incubated with commercial FDs is a result of the presence of free FITC in the commercially supplied FDs. We indicate a difference in the uptake of purified FDs by cells and protoplasts and, in addition, show that both non-conjugated FITC and purified samples of FDs labe ...
A Role for Mitochondria in the Establishment and
... Embedded in all angiosperm root apices is a population of slowly dividing cells that together form a region known as the quiescent center (QC). Depending on the species, the QC varies in size from four cells in Arabidopsis (Arabidopsis thaliana) to upward of 1,000 cells in the root apex of maize (Ze ...
... Embedded in all angiosperm root apices is a population of slowly dividing cells that together form a region known as the quiescent center (QC). Depending on the species, the QC varies in size from four cells in Arabidopsis (Arabidopsis thaliana) to upward of 1,000 cells in the root apex of maize (Ze ...
Identification of the factors that interact with NCBP, an 80 kDa
... Izaurralde et al. (16). They have shown that NCBP/CBP80 is stably complexed with CBP20, a 20 kDa protein, and that the protein complex is involved in pre-mRNA splicing (16). They have also shown by UV-induced crosslinking experiments that CBP20, but not CBP80, is efficiently crosslinked to (or near) ...
... Izaurralde et al. (16). They have shown that NCBP/CBP80 is stably complexed with CBP20, a 20 kDa protein, and that the protein complex is involved in pre-mRNA splicing (16). They have also shown by UV-induced crosslinking experiments that CBP20, but not CBP80, is efficiently crosslinked to (or near) ...
BiochemicalSociety A nnualSymposium No.77
... nature. Further research will be required to understand this interesting phenotype and whether it has any connection to known roles of the DRP1s in cell expansion and cell division or reflects a separate cellular function. In addition to the roles for DRP1 discussed above, DRP1s have also been sugge ...
... nature. Further research will be required to understand this interesting phenotype and whether it has any connection to known roles of the DRP1s in cell expansion and cell division or reflects a separate cellular function. In addition to the roles for DRP1 discussed above, DRP1s have also been sugge ...
Cell Structure Tumor Microenvironment
... • Cellular protein quality control by extracting and degrading unfolded proteins (known as a ER-associated protein degradation-ERAD) • Lipid and sterol biosynthesis • Storage of calcium ions in the ER lumen and their regulated release into the cytosol (calcium homeostasis) • Detoxification of drugs ...
... • Cellular protein quality control by extracting and degrading unfolded proteins (known as a ER-associated protein degradation-ERAD) • Lipid and sterol biosynthesis • Storage of calcium ions in the ER lumen and their regulated release into the cytosol (calcium homeostasis) • Detoxification of drugs ...
Bacteria and Viruses
... archaebacteria that thrive in very acidic environments (a pH less than 2) with very high temperatures (up to 110oC), such as volcanic vents on land or in deep water near cracks in the ocean floor. Thermoacidophiles can be found in the hot springs in Yellowstone. ...
... archaebacteria that thrive in very acidic environments (a pH less than 2) with very high temperatures (up to 110oC), such as volcanic vents on land or in deep water near cracks in the ocean floor. Thermoacidophiles can be found in the hot springs in Yellowstone. ...
chiasma formation occurs at or following mid-prophase
... (plate I, fig. B) is approximately 2 days. Labelled cells appeared in pachytene at day 3 (plate I, fig. C). It requires approximately 5 days for cells labelled during pre-meiotic S to reach diplotene (plate I, fig. D). Chiasma frequencies are presented in text-figs. 1 and 2. The normal mean chiasma ...
... (plate I, fig. B) is approximately 2 days. Labelled cells appeared in pachytene at day 3 (plate I, fig. C). It requires approximately 5 days for cells labelled during pre-meiotic S to reach diplotene (plate I, fig. D). Chiasma frequencies are presented in text-figs. 1 and 2. The normal mean chiasma ...
BIM1 Encodes a Microtubule-binding Protein in Yeast.
... In budding yeast (Saccharomyces cerevisiae) the microtubule cytoskeleton has been implicated in a limited number of cellular functions (for a recent review see (Botstein et al., 1997)). In addition to the separation of chromosomes during mitosis, only two other functions clearly have been shown to r ...
... In budding yeast (Saccharomyces cerevisiae) the microtubule cytoskeleton has been implicated in a limited number of cellular functions (for a recent review see (Botstein et al., 1997)). In addition to the separation of chromosomes during mitosis, only two other functions clearly have been shown to r ...
Essays in Biochemistry Volume 39 Chapter 1
... Virchow described a natural form of cell death that was distinct from necrosis and called it necrobiosis [7]. The first clear morphological description of apoptosis appeared in 1885 by Walther Flemming. Drawings of cells in regressing ovarian follicles portrayed shrinkage of cells, chromatin condens ...
... Virchow described a natural form of cell death that was distinct from necrosis and called it necrobiosis [7]. The first clear morphological description of apoptosis appeared in 1885 by Walther Flemming. Drawings of cells in regressing ovarian follicles portrayed shrinkage of cells, chromatin condens ...
Mapping the route from naive pluripotency to lineage specification
... has been called ‘naive pluripotency’ [1]. Epiblast cells isolated at this transitory stage of development can self-renew ex vivo and be propagated as cell lines that are called embryonic stem cells (ESCs) [2,3]. Mouse ESCs (mESCs) retain the pluripotent character of the naive epiblast; after extende ...
... has been called ‘naive pluripotency’ [1]. Epiblast cells isolated at this transitory stage of development can self-renew ex vivo and be propagated as cell lines that are called embryonic stem cells (ESCs) [2,3]. Mouse ESCs (mESCs) retain the pluripotent character of the naive epiblast; after extende ...
Activation of clinically used anthracyclines by the formaldehyde
... Anthracyclines represent a mainstay of treatment for neoplastic diseases. The major clinically used anthracyclines consist of doxorubicin, daunorubicin, idarubicin, and epirubicin. Doxorubicin is a broad-spectrum antitumor antibiotic, and the tumors most commonly responsive to this drug include brea ...
... Anthracyclines represent a mainstay of treatment for neoplastic diseases. The major clinically used anthracyclines consist of doxorubicin, daunorubicin, idarubicin, and epirubicin. Doxorubicin is a broad-spectrum antitumor antibiotic, and the tumors most commonly responsive to this drug include brea ...
Canonical Wnt signaling is required for development of
... conditions treated with LiCl (20 mM) for 18 hours prior to harvesting. (C) SUPER8⫻TOPFlash transfected cells in B were differentiated in serum replacement medium alone (SRM) or with the addition of Dkk1 (SRM + Dkk1) for 2 and 4 days, and luciferase activity measured as in B. ...
... conditions treated with LiCl (20 mM) for 18 hours prior to harvesting. (C) SUPER8⫻TOPFlash transfected cells in B were differentiated in serum replacement medium alone (SRM) or with the addition of Dkk1 (SRM + Dkk1) for 2 and 4 days, and luciferase activity measured as in B. ...
Biology I Syllabus
... segregation. Additionally, genotypes, phenotypes, dominance, recessive, codominant and incomplete dominance will be addressed. Essential Questions: How are traits inherited? How are genes expressed? QC Standards Addressed: A.1.c. A.2.c A.3.a.c-e C.1.f-l E.a (from English 10 Objectives) Learning ...
... segregation. Additionally, genotypes, phenotypes, dominance, recessive, codominant and incomplete dominance will be addressed. Essential Questions: How are traits inherited? How are genes expressed? QC Standards Addressed: A.1.c. A.2.c A.3.a.c-e C.1.f-l E.a (from English 10 Objectives) Learning ...
NuMA assembles into an extensive filamentous structure when
... addition to these proposed specific functions for NuMA within the cell nucleus, there have also been proposals that NuMA is only localized in the nucleus to sequester it away from the cytoplasmic microtubules during the interphase stages of mitosis (Compton et al., 1992). Indeed, we have recently pr ...
... addition to these proposed specific functions for NuMA within the cell nucleus, there have also been proposals that NuMA is only localized in the nucleus to sequester it away from the cytoplasmic microtubules during the interphase stages of mitosis (Compton et al., 1992). Indeed, we have recently pr ...
Lesson Overview
... Many protists move by means of cilia and flagella, structures supported by microtubules. Cilia are short and numerous, and they move somewhat like oars on a boat. Flagella are relatively long and usually number only one or two per cell. Some flagella spin like tiny propellers, but most produce a wav ...
... Many protists move by means of cilia and flagella, structures supported by microtubules. Cilia are short and numerous, and they move somewhat like oars on a boat. Flagella are relatively long and usually number only one or two per cell. Some flagella spin like tiny propellers, but most produce a wav ...
Spirochaeta isovalerica sp. nov., a Marine Anaerobe That Forms
... was supplied in combination with leucine, isoleucine, and valine. These data indicate that S. isovalerica is primarily a saccharolytic species and that it lacks the ability to use most compounds other than carbohydrates as growth substrates. In this respect, S. isovalericu resembles other free-livin ...
... was supplied in combination with leucine, isoleucine, and valine. These data indicate that S. isovalerica is primarily a saccharolytic species and that it lacks the ability to use most compounds other than carbohydrates as growth substrates. In this respect, S. isovalericu resembles other free-livin ...