Results 111 to 120 of about 62,185 (340)

Desigin of Synthetic Elements with Transimpedance Operational Amplifiers

open access: yesAdvances in Electrical and Electronic Engineering, 2006
One way how to design active filters for wider frequency band is application of transimpedance operational amplifiers (TOAs) based on current mode. For this aim the TOAs exhibit the most suitable properties: large bandwidth, highslew rate, good linearity,
Milan Murina, Miloslav Steinbauer
doaj  

High Gain Amplifier with Enhanced Cascoded Compensation [PDF]

open access: yes, 2014
A two-stage CMOS operational amplifier with both, gain-boosting and indirect current feedback frequency compensation performed by means of regulated cascode amplifiers, is presented. By using quasi-floating-gate transistors (QFGT) the supply requirements,
Diaz-Sanchez, A.   +5 more
core   +1 more source

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Arbitrarily shaped model survey system Patent [PDF]

open access: yes, 1971
Deformation measuring apparatus with feedback control for arbitrarily shaped ...
Flagge, B., Naumann, E. C.
core   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Adaptive control system for line-commutated inverters [PDF]

open access: yes, 1983
A control system for a permanent magnet motor driven by a multiphase line commutated inverter is provided with integration for integrating the back EMF of each phase of the motor.
Bailey, D. A., Dolland, C. R.
core   +1 more source

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