Optical tweezers in single-molecule biophysics

CJ Bustamante, YR Chemla, S Liu… - Nature Reviews Methods …, 2021 - nature.com
Optical tweezers have become the method of choice in single-molecule manipulation
studies. In this Primer, we first review the physical principles of optical tweezers and the …

Investigation of soft matter nanomechanics by atomic force microscopy and optical tweezers: A comprehensive review

A Magazzù, C Marcuello - Nanomaterials, 2023 - mdpi.com
Soft matter exhibits a multitude of intrinsic physico-chemical attributes. Their mechanical
properties are crucial characteristics to define their performance. In this context, the rigidity of …

[HTML][HTML] The physical structure of soil: determinant and consequence of trophic interactions

A Erktan, D Or, S Scheu - Soil Biology and Biochemistry, 2020 - Elsevier
Trophic interactions play a vital role in soil functioning and are increasingly considered as
important drivers of the soil microbiome and biogeochemical cycles. In the last decade …

Emergent properties of microbial activity in heterogeneous soil microenvironments: different research approaches are slowly converging, yet major challenges remain

PC Baveye, W Otten, A Kravchenko… - Frontiers in …, 2018 - frontiersin.org
Over the last 60 years, soil microbiologists have accumulated a wealth of experimental data
showing that the bulk, macroscopic parameters (eg, granulometry, pH, soil organic matter …

Optical tweezers—from calibration to applications: a tutorial

J Gieseler, JR Gomez-Solano, A Magazzù… - Advances in Optics …, 2021 - opg.optica.org
Since their invention in 1986 by Arthur Ashkin and colleagues, optical tweezers have
become an essential tool in several fields of physics, spectroscopy, biology …

History of DNA helicases

RM Brosh Jr, SW Matson - Genes, 2020 - mdpi.com
Since the discovery of the DNA double helix, there has been a fascination in understanding
the molecular mechanisms and cellular processes that account for:(i) the transmission of …

High-resolution and high-accuracy topographic and transcriptional maps of the nucleosome barrier

Z Chen, R Gabizon, AI Brown, A Lee, A Song… - Elife, 2019 - elifesciences.org
Nucleosomes represent mechanical and energetic barriers that RNA Polymerase II (Pol II)
must overcome during transcription. A high-resolution description of the barrier topography …

Single-molecule force spectroscopy of membrane protein folding

WCB Wijesinghe, D Min - Journal of Molecular Biology, 2023 - Elsevier
Single-molecule force spectroscopy is a unique method that can probe the structural
changes of single proteins at a high spatiotemporal resolution while mechanically …

[PDF][PDF] 激光双光镊在单分子生物物理中的研究进展

巩凡, 任煜轩 - Chinese Journal of Lasers, 2023 - researching.cn
摘要光镊采用聚焦的激光束束缚微米, 纳米级的粒子, 具有亚皮牛级的力分辨率和亚毫秒级的
时间响应, 在单分子生物物理中具有广泛的应用. 通过化学耦链将生物大分子连接到高分子微球 …

Observation of processive telomerase catalysis using high-resolution optical tweezers

EM Patrick, JD Slivka, B Payne, MJ Comstock… - Nature chemical …, 2020 - nature.com
Telomere maintenance by telomerase is essential for continuous proliferation of human cells
and is vital for the survival of stem cells and 90% of cancer cells. To compensate for …