Chinese Journal of Lasers, Volume. 50, Issue 15, 1507104(2023)

Voronoï Analysis for Super‑Resolution Image of Human Erythrocyte Membrane Skeleton

Jianyu Yang1, Fen Hu1、*, Mengdi Hou1, Hao Dong1, Jing Chen1, and Leiting Pan1,2,3,4、**
Author Affiliations
  • 1Key Laboratory of Weak-Light Nonlinear Photonics, Ministry of Education, School of Physics and TEDA Institute of Applied Physics, Nankai University, Tianjin 300071, China
  • 2Frontiers Science Center for Cell Responses, State Key Laboratory of Medicinal Chemical Biology, College of Life Sciences, Nankai University, Tianjin 300071, China
  • 3Shenzhen Research Institute of Nankai University, Shenzhen 518083, Guangdong, China
  • 4Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, Shanxi, China
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    Figures & Tables(7)
    Flow chart of Voronoï analysis for SMLM image
    Distribution analysis of CD59 by Voronoï diagram. (a) SMLM image of erythrocyte CD59 and Voronoï tessellation of the mass center of CD59 clusters; (b) corresponding conventional fluorescence image of CD59; (c) γ distribution of Voronoï polygon area of CD59 clusters; (d) nearest distance analysis of CD59 clusters
    Simulation and Voronoï analysis of the points with different distributions. (a) Ideal points with random distribution; (b) points adjusted to disks with a certain radius (set to 15 nm), defining as exclusive distribution; (c) points with triangular lattice distribution; (d)(e) effects of point density on the loss function of γ distribution fitting and xpeak value derived from Voronoï diagram for random and exclusive distributions
    Voronoï analysis and nearest distance analysis for SMLM images of different membrane skeletal proteins in erythrocytes. (a) Erythrocyte actin; (b) N terminus of β-spectrin; (c) TMOD; (d) ankyrin; (e) schematic of ultrastructural model of erythrocyte membrane skeleton
    Effects of deletion alone on Voronoï analysis results. (a) Voronoï tessellation of simulated points with lattice distribution after deletion; (b)(c) effect of deletion ratio on loss function and xpeak; (d)(e) γ distribution of Voronoï diagram and nearest distance analysis of simulated points with 0.55 deletion ratio
    Effects of disturbance and deletion on Voronoï analysis results. (a) Voronoï tessellation of simulated points with lattice distribution after disturbance and deletion; (b)(c) effect of disturbance ratio on loss function and xpeak; (d) nearest distance analysis of simulated points with 0.15 disturbance ratio
    • Table 1. Distribution parameters of different proteins in erythrocyte

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      Table 1. Distribution parameters of different proteins in erythrocyte

      Type of proteinsPeak value of γ distribution corresponds to the x-axis coordinate xpeakCoefficient of variation CvPeak of the nearest distance dmax /nm
      CD590.780.4550
      Actin0.860.3770
      N terminus of β-spectrin0.860.3770
      TMOD0.860.3980
      Ankyrin0.840.4060
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    Jianyu Yang, Fen Hu, Mengdi Hou, Hao Dong, Jing Chen, Leiting Pan. Voronoï Analysis for Super‑Resolution Image of Human Erythrocyte Membrane Skeleton[J]. Chinese Journal of Lasers, 2023, 50(15): 1507104

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    Paper Information

    Category: Biomedical Optical Imaging

    Received: Mar. 29, 2023

    Accepted: Apr. 27, 2023

    Published Online: Aug. 8, 2023

    The Author Email: Hu Fen (plt@nankai.edu.cn), Pan Leiting (hufen@nankai.edu.cn)

    DOI:10.3788/CJL230661

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