Evidence map›Paper›PMID 41103359›Full record

ArticleACS photonics2017

Parallel Three-Dimensional Tracking of Quantum Rods Using Polarization-Sensitive Spectroscopic Photon Localization Microscopy.

Biqin Dong, Brian T Soetikno, Xiangfan Chen, Vadim Backman, Cheng Sun, Hao F Zhang

Abstract read
In one paragraph

Article in ACS photonics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed.

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  14. Spectroscopic analysis beyond the diffraction limit.The international journal of biochemistry & cell biology · 2018
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Biqin DongBiomedical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.ORCID 0000-0003-2283-4498
Brian T SoetiknoBiomedical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.
Xiangfan ChenMechanical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.ORCID 0000-0002-5627-7530
Vadim BackmanBiomedical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.
Cheng SunMechanical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.ORCID 0000-0002-2744-0896
Hao F ZhangBiomedical Engineering Department, Northwestern University, Evanston, Illinois 60208, United States.

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM008152 · NIGMS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI ARDEHALI, HOSSEIN · 1987 to 2021
$24.0M
Investigating oxygen metabolism in diabetic retinopathyR01EY026078 · NEI · NORTHWESTERN UNIVERSITY · PI SHEIBANI, NADER, ZHANG, HAO F · 2016 to 2020
$2.3M
Oxygen delivery and metabolism in diabetic retinopathy using visible-light optical coherence tomographyF30EY026472 · NEI · NORTHWESTERN UNIVERSITY · PI SOETIKNO, BRIAN THEODORE · 2016 to 2020
$193k
NEI NIH HHS F30 EY026472NEI NIH HHS R01 EY026078NIGMS NIH HHS T32 GM008152
6 · The paper itself

Abstract

Semiconductor nanocrystals and their variants are widely used in biological research as fluorescent probes. Their unique characteristics, such as intense brightness, tunable emission properties, and resistance to photobleaching, make them ideal candidates for single-molecule imaging and tracking with localization precision far beyond the diffraction limit. Their fluorescence polarization states and emission spectra can be further utilized to probe changes in their mechanical properties and residing nanoenvironments. We developed a three-dimensional (3D), polarization-sensitive, spectroscopic photon localization microscopy (3D-Polar-SPLM) that enables parallel 3D tracking of individual quantum rods (QRs) while simultaneously capturing their fluorescence spectra and polarization states. Using 3D-Polar-SPLM, we spatially localized individual QRs with a lateral localization precision of 8 nm and an axial localization precision of 35 nm. In addition, we achieved a spectral resolution of 2 nm and a polarization angle measuring precision of 8 degrees. The spectral profile of the fluorescence emission provided a particle-specific signature for identifying individual QRs among the heterogeneous population, which significantly improved the fidelity in parallel 3D tracking of multiple QRs. We envision that this technology will provide new possibilities to reveal the real-time molecular dynamics of biological processes.

Indexed as

polarimetric imagingquantum rodssingle-particle trackingspectroscopysuper-resolution microscopy

Identifiers

PMID41103359
PMCPMC12525470

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.