Cytoplasmic conductivity

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August undefined, 2024

WebJun 23, 2024 · A microfluidic device enabling drug resistance analysis of leukemia cells via coupled dielectrophoretic detection and impedimetric counting Scientific Reports Article Open Access Published: 23... WebPermittivity measurement is based upon intracellular ion separation and is sensitive to cellular changes in cytoplasmic conductivity such as a decrease in intracellular …

Quantitative Model for Ion Transport and Cytoplasm …

WebOur studies have revealed that K562 (human myelogenous leukemia) cells show a persistent elevation in the cytoplasmic conductivity occurring as early as 30 minutes following exposure to staurosporine. This method therefore allows a far more rapid detection method than existing biochemical marker methods. WebDefine cytoplasmic. cytoplasmic synonyms, cytoplasmic pronunciation, cytoplasmic translation, English dictionary definition of cytoplasmic. n. The protoplasm enclosed by … diamond powersports delaware

Cytoplasmic conductivity as a marker for bioprocess …

WebNov 10, 2016 · Pollen becomes metabolic active prior germination, thus changes in membrane integrity and cytoplasmic conductivity should be detectable when comparing germinating active with inactive pollen … WebApr 1, 2009 · For the cytoplasmic conductivity, we use an approximate median value from the literature of 0.5 S/m. Because of the difficulty associated with determining the cytoplasmic conductivity, we also performed fitting for values of 0.25 S/m and 1.0 S/m. In both cases, the extracted cell wall conductivities changed by less than 10% from the … WebCytoplasmic Incompatibility (CI) was first recognized by the failure of certain intra- and interstrain crosses between and among various insect taxa (review: Stouthamer et al., … diamond power sootblower systems

Specific membrane capacitance, cytoplasm conductivity …

Impedance Flow Cytometry: A Novel Technique in …

WebFeb 17, 1992 · The conductivity of the cytoplasmic membrane was dependent on the conductivity of the medium. Membrane behaviour is interpreted as an opening of membrane channels when the environment becomes more physiological. The specific membrane capacitance was determined to be 1.1 microF/cm2 and the thickness of the … WebThe activity level of Na + /K + ATPase pumps and cytoplasm ionic concentrations are directly influenced by the nutrient level, and thus, cytoplasm conductivity can be used … cisco and extronWebMay 28, 2024 · The membrane capacitances and cytoplasm conductivities of WEHI-231 cells were firstly determined to be 8.89 ± 0.25 mF m −2 and 0.28 ± 0.03 S m −1, respectively. Furthermore, the difference of the ROT … diamond power transformers limited

"WebJul 9, 2024 · We conclude that cytoplasm conductivity can be used as a marker to indicate whether cells are in a recoverable state, such that the reintroduction of nutrients … " - Cytoplasmic conductivity

Cytoplasmic conductivity

HIGH-THROUGHPUT CELL AND PARTICLE CHARACTERIZATION …

WebFeb 23, 2024 · In isotonic solutions, cytoplasmic conductivity of human erythrocyte decreases with rise in the external media ionic concentration and vice versa for … WebClassification of White Blood Cells Based on Cell Diameter, Specific Membrane Capacitance and Cytoplasmic Conductivity Leveraging Microfluidic Constriction Channel IEEE …

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WebDec 7, 2024 · In other words, the steady state ionic content of the cytoplasm, which determines cytoplasmic conductivity (σ cyt), is lowered by an increased net rate of ion efflux that occurs in isolated RBCs ... WebCytoplasm. The cytoplasma on the other hand is defined as the total inner-cellular volume with the exception of the nucleus, that is, the cytosol and all associated organelles. From: …

WebDec 13, 2024 · In this work, a model that predicts the effects of physiological changes in ion transport on the cytoplasm conductivity of Chinese hamster ovary (CHO) cells is … WebJun 6, 2015 · 3.3. Conductivity of the cytoplasm: regulation of the cell cytoplasm screening in response to electrical stimulation. Figure 7 shows the sensitivity of the induced EF at the membrane apex and substrate (figure 7a) and the cytoplasm (figure 7b) to the cytoplasm conductivity values. At the apex, a higher cytoplasm conductivity results …

WebJul 9, 2024 · We conclude that cytoplasm conductivity can be used as a marker to indicate whether cells are in a recoverable state, such that the reintroduction of nutrients results in cells returning to a... WebFeb 1, 2024 · The measured lysate conductivity drop of 8.22% is comparable with in situ cell measurements. In comparison, the conductivity of LB medium was measured to be 1.04 ± 0.05 S/m in this work, lower than the predicted cytoplasmic conductivity of live E. coli. Thus, the dead cells are expected to loss ions to the medium, leading to a drop of …

WebJun 30, 2024 · Amongst these methods, electrorotation measurement is considered to be one of the most accurate method in determining the dielectric properties of cells such as …

WebCytoplasmic conductivity of human erythrocytes may be significantly disturbed by the com- position of the external suspending media. Effects of external NaCl on cytoplasmic conduc- tivity of... diamond powerpointWebJan 3, 2024 · These results indicate that neural net fitting can to an extent be used to estimate membrane relative permittivity and cytoplasmic conductivity based on previously unknown nine-frequency impedance … diamond power sootblower drawing partsWebFeb 14, 2024 · Zhao, Y. et al. A microfluidic system enabling continuous characterization of specific membrane capacitance and cytoplasm conductivity of single cells in suspension. We would like to show you a description here but the site won’t allow us. cisco and amdWebNov 10, 2024 · Blood samples were analyzed at 4-h intervals over 2 days by dielectrophoresis, and microscopic determination of parasitemia. We found that cytoplasmic conductivity (indicating the concentration of free ions in the cytoplasm and related to the membrane potential) exhibited circadian rhythmic behavior in all three … cisco and huawei switch compatibilityWebThese results indicate that as intrinsic bioelectrical markers, specific membrane capacitance and cytoplasmic conductivity can be used to classify tumor subtypes. Keywords: cytoplasmic conductivity; impedance flow cytometry; intrinsic bioelectrical marker; specific membrane capacitance; tumor subtype classification. Publication types cisco and kennaWebFeb 5, 2024 · Dielectric spectroscopy (DS) is a noninvasive technique for real-time measurements of the impedance spectra of biological cells. DS enables characterization of cellular dielectric properties such as membrane capacitance and cytoplasmic conductivity. We have developed a lab-on-a-chip device that uses an electro-activated microwells … cisco and genesysWebFeb 9, 2024 · Low excitation voltage (10 mV) was used because higher voltages might influence the permittivity and conductivity of the cells’ cytoplasm due to the extra ion channels opened through the membrane which might influence the total complex impedance (Weaver and Chizmadzhev 1996; Jang and Wang 2007 ). cisco and google cloud