نتایج جستجو برای: gm c
تعداد نتایج: 1073894 فیلتر نتایج به سال:
This paper discusses a shunt active ûlter intended for installation on a power distribution system. The active ûlter has an additional capability to regulate the distribution line voltage by means of adjusting reactive power. Theoretical analysis investigates the dynamic performance of combined harmonic damping and voltage regulation. As a result, harmonic damping makes it possible to improve t...
This paper describes a new widely tunable transconductor that can realize a channel-select filter having both of these characteristics. The transconductor includes a new negative source degeneration resistor. The paper also discusses the measured results obtained for the 6-order elliptic LPF adopting this new circuit. We propose a new negative source degeneration resistor (NSDR) transconductor ...
Granulocyte macrophage colony-stimulating factor (GM-CSF) is a regulator of surfactant metabolism because GM-CSF-deficient mice have abnormally slow clearance and catabolism of saturated phosphatidylcholine (Sat PC) and surfactant protein (SP)-A in airspaces and lung tissue. Overexpression of GM-CSF only in respiratory epithelial cells of mice deficient in GM-CSF using the SP-C promotor (GM-/-,...
A programmable cellular neural network has been designed in a 0.8μ CMOS technology. An arbitrarily large analog CNN can be constructed by modularly connecting ‘tile’ CNN chips, each with a modest number of cells. The network operates in continuous time, has a PWL output function, and the cell connections (template values) are realized as sets of switchable unit and half-unit transconductors. Ma...
Granulocyte-macrophage colony-stimulating factor (GM-CSF) stimulates both the proliferation and functional properties of normal and leukemic myeloid cells via cell surface receptors. The postreceptor mechanisms for these two actions, and the extent to which they represent overlapping biochemical pathways, have not been fully clarified. We have examined the actions of GM-CSF on the expression of...
Background: Most cancer cells become resistant to anti-cancer agents. In the last few years, a new approach for targeted therapy of human cancer has been developed using immunotoxins which comprise both the cell targeting and the cell killing moieties. Methods: In the present study, the recombinant Shiga toxin A1 subunit fused to human granulocyte-macrophage colony stimulating factor (A1-GM-CSF...
Granulocyte-macrophage colony-stimulating factor (GM-CSF) is a hematopoietic growth factor that has been shown to support call proliferation in murine fibroblasts engineered to stably express both chains of the human GM-CSF receptor (NIH-GMR). Because the proto-oncogene c-fos is believed to provide a link between short-term signals elicited at the membrane and long-term cellular response, we ch...
Abstract. Let Gm×n be an m × n real random matrix whose elements are independent and identically distributed standard normal random variables, and let κ2(Gm×n) be the 2-norm condition number of Gm×n. We prove that, for any m ≥ 2, n ≥ 2, and x ≥ |n − m| + 1, κ2(Gm×n) satisfies 1 √ 2π (c/x)|n−m|+1 < P ( κ2(Gm×n) n/(|n−m|+1) > x) < 1 √ 2π (C/x)|n−m|+1, where 0.245 ≤ c ≤ 2.000 and 5.013 ≤ C ≤ 6.414...
Granulocyte-monocyte colony-stimulating factor (GM-CSF) is an important hematopoietic growth factor. Mesenchymal cells produce abundant GM-CSF in response to tumor necrosis factor alpha (TNF). We wished to determine (1) what cellular pathways enhanced levels of GM-CSF mRNA, and (2) if TNF used any of these pathways. Modulation in levels of GM-CSF mRNA in human fibroblasts (WI-38) was studied by...
This paper presents a complementary current-mode 2nd order Gm-C filter for 5G and other broadband applications. The structure is based on 2 differential pairs in to achieve both low noise high frequency performances. A bandwidth of higher than 1GHz achieved with gain 0dB an in-band IIP3 29dBm, consuming less 27mW from 1.8V supply. fabricated 65nm CMOS process core circuit area 0.1mm × 0.08mm.
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