English
Related papers

Related papers: Resolving Single-Peptide Phosphorylation Dynamics …

200 papers

Raman scattering signal can be enhanced through localization of incident field into sub-wavelength hot-spots through plasmonic nano-structures (Surface-enhanced Raman scattering-SERS). Recently, further enhancement of SERS signal via…

Single Particle Tracking (SPT) is a powerful class of tools for analyzing the dynamics of individual biological macromolecules moving inside living cells. The acquired data is typically in the form of a sequence of camera images that are…

Biomolecules · Quantitative Biology 2020-01-23 Ye Lin , Sean B. Andersson

Capturing molecular dynamics in nanoconfined channels with high spatiotemporal resolution is a key challenge in nanoscience, crucial for advancing catalysis, energy conversion, and molecular sensing. Bottom-up ultrathin plasmonic nanogaps,…

Current Point-based detectors can only learn from the provided points, with limited receptive fields and insufficient global learning capabilities for such targets. In this paper, we present a novel Point Dilation Mechanism for single-stage…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Ao Liang , Haiyang Hua , Jian Fang , Wenyu Chen , Huaici Zhao

Speckle suppression in synthetic aperture radar (SAR) images is a key processing step which continues to be a research topic. A wide variety of methods, using either spatially-based approaches or transform-based strategies, have been…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Alejandro Mestre-Quereda , Juan M. Lopez-Sanchez

Protein nanoclustering is a characteristic feature of their activated state and is essential for forming numerous subcellular structures. The formation of these nanoclusters is highly dependent on a series of post-translational…

Biological Physics · Physics 2025-11-13 Olivier Destaing , Bertrand Fourcade

Proteins are the active working horses in our body. These biomolecules perform all vital cellular functions from DNA replication and general biosynthesis to metabolic signaling and environmental sensing. While static 3D structures are now…

Quantitative Methods · Quantitative Biology 2020-10-16 Sonja Schmid , Cees Dekker

Mass spectrometry provides a high-throughput way to identify proteins in biological samples. In a typical experiment, proteins in a sample are first broken into their constituent peptides. The resulting mixture of peptides is then subjected…

Applications · Statistics 2010-11-10 Qunhua Li , Michael J. MacCoss , Matthew Stephens

Post-translational modifications (PTMs) form a combinatorial "code" that regulates protein function, yet deciphering this code - linking modified sites to their catalytic enzymes - remains a central unsolved problem in understanding…

Computational Engineering, Finance, and Science · Computer Science 2025-10-28 Jingjie Zhang , Hanqun Cao , Zijun Gao , Yu Wang , Shaoning Li , Jun Xu , Cheng Tan , Jun Zhu , Chang-Yu Hsieh , Chunbin Gu , Pheng Ann Heng

Post-translational modifications (PTMs) have vital roles in extending the functional diversity of proteins and as a result, regulating diverse cellular processes in prokaryotic and eukaryotic organisms. Phosphorylation modification is a…

Quantitative Methods · Quantitative Biology 2022-02-08 Farzaneh Esmaili , Mahdi Pourmirzaei , Shahin Ramazi , Elham Yavari

A significant challenge in sound event detection (SED) is the effective utilization of unlabeled data, given the limited availability of labeled data due to high annotation costs. Semi-supervised algorithms rely on labeled data to learn…

Sound · Computer Science 2024-09-27 Pengfei Cai , Yan Song , Nan Jiang , Qing Gu , Ian McLoughlin

We present a method to probe molecular and nanoparticle diffusion within thin, solvated polymer coatings. The device exploits the confinement with well-defined geometry that forms at the interface between a planar and a hemi-spherical…

Dynamic surface-enhanced Raman spectroscopy (SERS) is nowadays one of the most interesting applications of SERS, in particular for single molecule studies. In fact, it enables the study of real-time processes at the molecular level. This…

Single-beam scanning microscopy (SBSM) is one of the most robust strategies for commercial optical systems. Although structured illumination combined with Fourier-domain spatial spectrum fusion can enhance SBSM resolution beyond the…

Optics · Physics 2025-07-15 Yongtao Liu , Tianxiao Wu , Xiao Zhou , Fan Wang

Self-supervised learning (SSL) has great potential for molecular representation learning given the complexity of molecular graphs, the large amounts of unlabelled data available, the considerable cost of obtaining labels experimentally, and…

Machine Learning · Computer Science 2023-11-30 Yuankai Luo , Lei Shi , Veronika Thost

Estimating single-cell responses across various perturbations facilitates the identification of key genes and enhances drug screening, significantly boosting experimental efficiency. However, single-cell sequencing is a destructive process,…

Machine Learning · Computer Science 2026-04-28 Changxi Chi , Jun Xia , Yufei Huang , Zhuoli Ouyang , Cheng Tan , Yunfan Liu , Jingbo Zhou , Chang Yu , Liangyu Yuan , Siyuan Li , Zelin Zang , Stan Z. Li

Foundation models and their checkpoints have significantly advanced deep learning, boosting performance across various applications. However, fine-tuned models often struggle outside their specific domains and exhibit considerable…

Phosphorylation is pivotal in numerous fundamental cellular processes and plays a significant role in the onset and progression of various diseases. The accurate identification of these phosphorylation sites is crucial for unraveling the…

Quantitative Methods · Quantitative Biology 2024-03-27 Ziyang Xu , Haitian Zhong , Bingrui He , Xueying Wang , Tianchi Lu

Label free tracking of small bio-particles such as proteins or viruses is of great utility in the study of biological processes, however such experiments are frequently hindered by weak signal strengths and a susceptibility to scattering…

Optics · Physics 2021-08-03 Joel Berk , Carl Paterson , Matthew R. Foreman

As in many other scientific domains, we face a fundamental problem when using machine learning to identify proteins from mass spectrometry data: large ground truth datasets mapping inputs to correct outputs are extremely difficult to…