Results 41 to 50 of about 44,680 (304)

Exon 7 splicing of ERα predicts poor prognosis and increases phenotypic heterogeneity in luminal a subtype breast cancer

open access: yesFEBS Open Bio, EarlyView.
ERα splice variant ERα∆7 lacks the C‐terminus, and its expression may change phenotypes of breast cancers. Our results showed that ERα∆7 is found in the luminal A subtype, and elevated ERα∆7 levels are linked to improved cell survival with lower proliferation and migration.
Long Wai Tsui   +10 more
wiley   +1 more source

Research of Timing Synchronization of Mine Through-the-Earth Communication System

open access: yesGong-kuang zidonghua, 2012
The paper researched timing synchronization of mine through-the-earth communication system. It built a simple elastic wave medium model of earth channel firstly and obtained multi-path delay of the model is 20 ms through calculation.
GUO Yin-jing, LI Chun-qiu, FANG Lu-tao
doaj  

A timing estimation algorithm for dPMR receiver based on FPGA and its implementation

open access: yesDianzi Jishu Yingyong, 2019
The accuracy of symbol timing synchronization has a great impact on the demodulation performance of digital communication systems. The dPMR communication system requires the symbol synchronization of the receiver to have fast acquisition and good ...
Zhu Ziwen, Zhang Tao, Guan Hanxing
doaj   +1 more source

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

Orthogonal frequency division multiplex synchronization techniques for frequency-selective fading channels

open access: yes, 2001
The effect of time-domain and frequency-domain synchronization errors is quantified in the context of various coherently and noncoherently detected 1, 2, and 4 bits/symbol OFDM constellations, in order to demonstrate the wide applicability of the ...
Piazzo, L.   +7 more
core   +1 more source

Interspecies Synchronization in Hatching Time ,

open access: yesPoultry Science, 1973
Abstract Within certain limitations of timing, embryos of one of the two species, Bobwhite quail (Colinus virginianus) and Japanese quail (Coturnix coturnix japonica), influenced the hatching time of embryos of the other species when embryonating eggs of the two species were in contact during the latter stages of incubation.
P K, Pani   +3 more
openaire   +2 more sources

Time and Frequency Synchronization for OTFS

open access: yesIEEE Wireless Communications Letters, 2022
In this paper, we propose timing offset (TO) and carrier frequency offset (CFO) estimators for orthogonal time frequency space modulation (OTFS). The proposed estimators do not require any additional training overheads as they deploy the same pilot signal that is used for channel estimation.
Mohsen Bayat, Arman Farhang
openaire   +2 more sources

Time‐restricted feeding prior to Mycobacterium tuberculosis infection reduces tissue CD4+ T cells with limited impact on bacterial clearance

open access: yesFEBS Open Bio, EarlyView.
Time‐restricted feeding (TRF) in mice increased liver fatty acid oxidation and decreased fatty acid biosynthesis. These alterations persisted when TRF was discontinued and the host was infected with Mycobacterium tuberculosis. Pre‐exposure to TRF did not alter tissue (lung and spleen) mycobacterial burden but significantly reduced CD3+ T cells in lungs
Ashish Gupta   +7 more
wiley   +1 more source

Two-time synchronism and induced synchronization

open access: yes, 2002
A pair (A,B) of interacting oscillators treated as a master system sending signals to its slave copy (a,b) through two communication channels A-->a and B-->b is considered. The effect of non-simultaneous (two-time) synchronization of the pairs (a,A) and (b,B) is demonstrated with the help of coupled Kerr oscillators producing hyperchaos.
Szlachetka, P., Grygiel, K., Misiak, M.
openaire   +2 more sources

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