transport of substances through the cell membrane
Báo cáo khoa học: " Electrolyte Composition of Mink (Mustela vison) Erythrocytes and Active Cation Transporters of the Cell Membrane" ppt
... this study the ionic type of red blood cells of the domestic mink is characterized, and moreover, the plasma membrane of mink red cells with respect to the main ion-transporting ATPases: The (Na++K+)-activated ... efflux of K+ during the washing procedure the intracellular concentration of this cation seems somewhat higher than the extracellular one On the other hand, the intracellular concentration of K+ ... in the absence of any corrections for dry matter the intracellular concentration of Cl- in mink erythrocytes is nearly as high as the extracellular one Expressed per liter cell water the intracellular...
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Báo cáo y học: " Human Immunodeficiency Virus Type 1 Nef protein modulates the lipid composition of virions and host cell membrane microdomains" pot
... purifications of the particles (Fig 2B) Furthermore, based on the recovery of viral antigen relative to input amounts prior to the purification, the lack of Nef did not significantly alter the stability of ... with the indicated standard error of the mean cally addressed the cholesterol content of the isolated HIV-1 particles As depicted in Fig 4A, the presence of Nef had no effect on the amounts of ... TZM cells TZM cells were infected with 0.5 ng CA of the indicated virus stocks 36 hours post infection, the cells were fixed, stained for β-galactosidase activity and the number of blue cells...
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Tài liệu To improve the health of women through the establishment of Offices of Women’s Health within the Department of Health and Human Services pdf
... OFFICE OF WOMEN’S HEALTH ‘‘(a) ESTABLISHMENT.—There is established within the Office of the Director of the Centers for Disease Con5 trol and Prevention, an office to be known as the Office of ... COMPOSITION. The Coordinating Com- 13 mittee shall be composed of the official designated 14 under subsection (a) and the directors of the centers 15 and offices of the Agency 16 ‘‘(3) CHAIRPERSON. The official ... ESTABLISHMENT. The Secretary shall estab- 11 lish within the Office of the Administrator of the Health 12 Resources and Services Administration, an office to be 13 known as the Office of Women’s Health The...
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Women’s Experience of Working through the Menopause doc
... other person, the relationship the individual had with the other person, the perceived trustworthiness of the other person, feelings of personal embarrassment, and fears that the other person might ... whether they had taken a day off work because of the menopause (yes/no/not applicable: not have bothersome menopausal symptoms) and whether they had told their line manager the real reason for their ... Some commented on the fact that it had affected their relationships with key others in their life There were differences between the women in terms of the emotional impact of the menopause Some,...
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Báo cáo khoa học: Protein transport in organelles: Protein transport into and across the thylakoid membrane pptx
... exposing the second transport signal, which then mediates transport across the thylakoid membrane Once across the thylakoid membrane, this signal peptide is also cleaved off, this time by the thylakoid ... 1178 of the integral membrane proteins SecY and SecE, which are thought to form the Sec protein conducting channel SecA is an ATPase and drives the translocation of the protein through the Sec ... allowing the transportation of proteins that fold too quickly or tightly for the Sec pathway, or proteins that require the insertion of co-factors in the stroma before transport into the thylakoid...
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Báo cáo khoa học: Site-specific phosphorylation of MCM4 during the cell cycle in mammalian cells pot
... Linearity of DAPI-stained DNA content of a nucleus was preserved throughout such treatments; i.e the DNA content of G2, M cells are almost double that of G1 cells and the DNA content of S cells ranges ... 33 °C) of the intensity of the signals is shown (B) A dominant-negative mutant of human CDK2 was expressed as fusion proteins with HA in HeLa cells The effect of the expressed CDK on the phosphorylation ... identical cell for the experiments in Fig Cells were selected under phase-contrast illumination, and each was brought to the center of the field of the microfluorometer First, the intensity of DAPI...
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The Deeds of God through the Franks Copyright (C)1997 pot
... it was then In the time of the faithful Helen, the mother of the ruler Constantine, throughout the regions known for the traces of the Lord's sufferings, churches and priests worthy of these churches ... them lack of food was crushing them; the madness of hunger laid low the highest by exhausting their strength Bread was far off, and they had neither the meat of cattle nor of pig: the hands of ... exceeding the bounds of true belief, finally deserted the authority of the early fathers Apparently, these men, because of the purity of the air and the sky in which they are born, as a result of which...
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“Net Neutrality,” Non-Discrimination and Digital Distribution of Content Through the Internet* docx
... shows the relationship between the network’s fee to the application, the network profit, the application’s profit and the total industry surplus, which is the sum of the profits of the network, the ... to the identity of those receiving information packets, those sending them, or the nature of the information packets and the function they served The content of the packets and the frequency of ... decreases by s | ds1 | 33 The network’s choice of s maximizes the sum of the two profit streams The effect of s on the network profit from 6b b b d s a b 2b b d The profit from 4b b ...
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Báo cáo Y học: Activation of transcription through the ligand-binding pocket of the orphan nuclear receptor ultraspiracle docx
... Transfection of neither the wild-type USP nor either mutant had any effect on the minimal basal activation of the Core promoter in the absence of the DR12 motif (clear boxes) Immunoblot of transfected cellular ... suppression of the methyl epoxyfarnesoate-activated transcription there was no effect of the double mutant on the basal level of transcription in EtOH-treated controls We then used this background of the ... fluorescence of the receptor, but, on account of the fact that they (as part of the fixed a-helix 12) not move in position, their level of fluorescence would not change upon binding of methyl epoxyfarnesoate...
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Báo cáo Y học: Isolation and characterization of MUC15, a novel cell membrane-associated mucin pot
... present there is no documentation for the existence of the splice variant of MUC15 at the protein level The significance of the potential coexistence of MUC15 splice variants is unclear However, the ... similarity (Fig 3) The majority of the differences exist in the extracellular part where similarity with the bovine mucin is only 59% The similarity rises to 87% in the transmembrane domain and ... 3) Comparing the obtained human MUC15 cDNA and the genomic sequence revealed the boundaries of five exons and four introns (Fig 4A) The signal peptide and the major part of the extracellular part...
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Báo cáo khoa học: The spread of prions through the body in naturally acquired transmissible spongiform encephalopathies ppt
... via ganglia of the ENS, by the parasympathetic vagus and sympa- Spread of prions through the body thetic splanchnic nerves, which thereby constitute a ‘CNS–Gut axis’ Whether infection of this neural ... However, pathophysiological findings on the spread of prions through the body may depend not only on the strain of agent or the genotype of the host, but also on the infectious dose This may hold true, ... vCJD, may depend on a variety of factors that include strain and dose of the agent, or species and PrP genotype of the host Thus, the spread of agent through the body of vCJD-, BSE-, CWD- and scrapie-affected...
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Báo cáo sinh học: "An NIH intramural percubator as a model of academic-industry partnerships: from the beginning of life through the valley of death" pptx
... is eventually of use to the private sector and hence the public Both of these methods are productive and appropriate of course; however, they neglect certain kinds of activity that the percubator ... in themselves, but are not always sufficient for this arduous undertaking The percubator also harnesses the clarion call to the entrepreneur, one of the most potent forces of the human psyche Of ... later-stage, de-risked partnership with other companies - down into the valley of death, across the basin, and up the steep grade of the opposite hill For drug development, the percubator could enhance important...
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báo cáo hóa học:" An NIH intramural percubator as a model of academic-industry partnerships: from the beginning of life through the valley of death" ppt
... is eventually of use to the private sector and hence the public Both of these methods are productive and appropriate of course; however, they neglect certain kinds of activity that the percubator ... in themselves, but are not always sufficient for this arduous undertaking The percubator also harnesses the clarion call to the entrepreneur, one of the most potent forces of the human psyche Of ... later-stage, de-risked partnership with other companies - down into the valley of death, across the basin, and up the steep grade of the opposite hill For drug development, the percubator could enhance important...
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Báo cáo khoa học: "Transfer of immunoglobulins through the mammary endothelium and epithelium and in the local lymph node of cows during the initial response after intramammary challenge with E. coli endotoxin" ppt
... than in lymph and they increased later The transfer of Igs through the endothelium appeared to be merely a result of diffusion while the transfer through the epithelium and the Ig concentrations ... depicting the transfer through the endothelium; and the percentage of the afferent lymph concentration that is simultaneously found in milk (C), depicting the transfer through the mammary endothelium ... than the BSA molecule IgM, being the largest molecule of the Igs, showed the lowest relative transfer through the endothelium which supports the speculation that the molecular size influences the...
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Báo cáo y học: " Epigenetic transmission of piRNAs through the female germline" docx
... R ovarian libraries [5] In the RSF females, the number of I-specific piRNAs is just half that of their I mother as a result of ‘dilution’ of the inducer genome by the R genome lacking functional ... pools of their ovarian I-specific piRNAs (short wavy lines) are different The approximate ratios of I-specific piRNAs in the ovaries of I and R mothers, in 0-2 hour embryos, and in the ovaries of ... rates due to mobilization of the I-element These traits are not seen in the female progeny of the reciprocal cross (termed RSF) (Figure 1) To elucidate the nature of the maternally transmitted...
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International Financial Market and Korean Economy fiscal policies of korea through the GFC
... to measure the contributions of the fiscal stimulus package to the recovery of Korean economy from the GFC to discuss how the fiscal stance is redirected toward the pre-crisis state of fiscal ... rate He used the consolidated fiscal data Either side of fiscal policies are not sustained W Kim (2006) applied the method of Blanchard and Perotti(2002) to the data of Bank of Korea Monthly ... against the discretionary part(=e(t)) in revenue side Tax Bases are mostly the performances (earnings) in the previous year On the other hand, the right hand side graph shows comovement of the...
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Báo cáo khoa học: The hyperfluidization of mammalian cell membranes acts as a signal to initiate the heat shock protein response pptx
... comparison of the levels of the thermally and chemically induced primary changes in the membrane physical orders, we used isolated membranes As shown by Fig 1A, the plasma membrane fraction of K562 cells ... 2) The decrease in the lipid order was followed in the membrane interior of the K562 cells by monitoring the DPH anisotropy change The fluidizing effects of the alcohols in the glycerol and upper ... In other words, elevation of the plasma membrane fluidity as a consequence either of heat exposure or of chemical membrane perturbations is equally followed by the activation of HSP formation The...
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Báo cáo khóa học: Identification of residues controlling transport through the yeast aquaglyceroporin Fps1 using a genetic screen ppt
... regarding the importance of the pronounced secondary structure in this region Mutation of either proline could result in reduction or increase in the length of the helical secondary structure of the ... reduced transport The four mutants characterized faced the outside of the cell [15] Structural analysis of AQP1 and GlpF suggested that these channels are largely symmetric (except for the tails ... interact In the models shown (Fig 6), the 226–236 region of the N-loop and 347–356 of the B-loop are in close proximity Residues affected by mutation are then located for the most part in the functionally...
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Báo cáo khoa học: cAMP increases mitochondrial cholesterol transport through the induction of arachidonic acid release inside this organelle in Leydig cells pdf
... feature in the regulation of cholesterol transport by AA and the release of AA in a specialized compartment of the cells could offer novel means for understanding the regulation of steroid synthesis, ... [10–13] In the steroidogenic cells, the step that determines the rate of steroid synthesis (the rate-limiting step) is the transport of cholesterol to the inner mitochondrial membrane [14], a process ... compartment of the cells, e.g the mitochondria, and that the fatty acid induces steroid synthesis through a mechanism different from the classical pathway involving the stimulation of StAR protein...
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