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浙江大学生命科学研究院2022年6月9日方东实验室在Nature Communications杂志发文揭示SMYD5在基因启动子区域催化组蛋白H3K36三甲基化（图）
基因启动 催化组蛋白H3K36 三甲基化
2022/10/25
组蛋白修饰作为表观遗传信息的主要载体之一，具有调节细胞内基因表达的功能。其中研究较多的H3K36位点甲基化通常被认为是富集于基因间区和基因区的活性标记，其功能包括参与细胞活动，DNA损伤，转录起始，RNA剪切，RNA m6A修饰等。
Memristors with enormous storage capacity and superior processing efficiency are of critical importance to overcome the Moore’s Law limitation and von Neumann bottleneck problems in the big data and a...
EMERGENCY COMMUNICATIONS NETWORK FOR DISASTERS MANAGEMENT IN VENEZUELA
Space Technology Applications Disasters Management Emergency Communications Network VENESAT-1 VRSS-1 VRSS-2 Technologies Solutions Images Exchange
2018/5/11
The integration and use of different space technology applications for disasters management, play an important role at the time of prevents the causes and mitigates the effects of the natural disaster...
Effects of gradients of the electron density on Earth-space communications
Electron density space
2015/9/14
This paper is a review of the main results achieved in the framework of COST 271 Action Working Group 4, under the activities of the Work Package 4.4. The first topic treated deals with the influence ...
Impact of variability of space environmenton communications:Working Group 1 overview
environmenton communication
2015/9/14
The paper presents an overview of the scientific research carried out in the frames of Working Group 1 activities of the COST Action 271. The basic objective of this Working Group was the study of the...
Bounds on maximum throughput for digital communications with finite-precision and amplitude constraints
Digital communications data rate linear impulse response
2015/8/12
The problem of finding the maximum achievable data rate over a linear time-invariant channel is considered under constraints different from those typically assumed. The limiting factor is taken to be ...
On optimal signal sets for digital communications with finite precision and amplitude constraints
Signal collection digital communications data rate the time-varying dispersive channel data rate
2015/8/12
The maximum data rate that can be reliably communicated given a linear, time-invariant, dispersive channel, a receiver that samples the channel output to within an accuracy of pm d, where dgeq 0, and ...
A tractable method for robust downlink beamforming in wireless communications
Wireless communication system sound localization noise signal interference ratio
2015/8/10
In downlink beamforming in a multiple-input multiple-output (MIMO) wireless communication system, we design beamformers that minimize the power subject to guaranteeing given signal-to-interference noi...
Digital Communications Surveillance: A challenge for Rhetoric Studies
Rhetoric Studies Digital Communications Surveillance
2015/6/25
At one end, DCS is part of the burgeoning market in the generation
and processing of information and data and a response (albeit one that raises
social and ethical issues) to the changing capaciti...
Aircraft ground station communications test environment characterization
Aircraft communications ground test ground to air communications the transmission path
2014/12/31
This project report presents the concept, rationale, and results for the environment characterization pertaining to an aircraft communications ground test. The overall objective of this effort was to ...
Vehicular Ad Hoc Networks: Interplay of Geometry, Communications, and Traffic
Car, network, transport system, mobile Ad Hoc networks
2014/11/7
Vehicular Ad Hoc Networks (VANETs) have been proposed to enhance the safety and efficiency of transportation systems. Such networks hold unique characteristics and fulfill new goals that necessitate t...
Three-Dimensional Subcarrier-Multiplexed Nonbinary- LDPC-Coded Modulation Schemes Enabling Ultra High Speed Optical Communications
Fiber optics communications Modulation Low-density parity-check codes
2015/5/25
We propose nonbinary-LDPC-coded modulation schemes employing subcarrier-multiplexing and three-dimensional constellations. We improve coding gains of conventional PDM-M-QAM by 2.17dB and 2.92dB, for M...
First Experimental Demonstration of Nonbinary LDPC- Coded Modulation Suitable for High-Speed Optical Communications
Fiber optics and optical communications Modulation Low-density parity- check (LDPC) codes
2015/5/25
The first experimental demonstration of nonbinary-LDPC-coded optical transmission is presented. Using DQPSK, we can achieve >8dB and ~10dB net coding gains at the BER of 10 -6 in the absence and prese...
Layered Decoding of Nonbinary LDPC Codes Suitable for High-Speed Optical Communications
Optical communications Forward error correction Low-density parity- check codes
2015/5/25
We propose using layered update rule in decoding nonbinary LDPC codes. Only 10-15 iterations suffice for good performance. Also, for the same BER performance, it increases throughput by twofold compar...
Fiber optics communications;Modulation
Coherent communications Nonlinear optics fibers 300.2570 Four-wave mixing
2015/5/21
We show that the performance of a coherently-detected transmission systems employing digital back-propagation is limited by FWM between signal and noise, and demonstrate an excellent agreement between...