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Article

9 Citations

4,161 Views

15 Pages

Label-Free CD34+ Cell Identification Using Deep Learning and Lens-Free Shadow Imaging Technology

Minyoung Baik,
Sanghoon Shin,
Samir Kumar,
Dongmin Seo,
Inha Lee,
Hyun Sik Jun,
Ka-Won Kang,
Byung Soo Kim,
Myung-Hyun Nam and
Sungkyu Seo

Biosensors2023, 13(12), 993;https://doi.org/10.3390/bios13120993

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21 November 2023

Accurate and efficient classification and quantification of CD34+ cells are essential for the diagnosis and monitoring of leukemia. Current methods, such as flow cytometry, are complex, time-consuming, and require specialized expertise and equipment....

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Article

2 Citations

1,428 Views

15 Pages

Multi-Channel Cellytics for Rapid and Cost-Effective Monitoring of Leukocyte Activation

Hojin Cheon,
Samir Kumar,
Inha Lee,
Sanghoon Shin,
Hyeji Jang,
Young-Sun Lee,
Myung-Hyun Nam,
Hyun Sik Jun and
Sungkyu Seo

Biosensors2025, 15(3), 143;https://doi.org/10.3390/bios15030143

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24 February 2025

Morphological changes in leukocytes are valuable markers for diseases and immune responses. In our earlier work, we presented Cellytics, a device that uses lens-free shadow imaging technology (LSIT) to monitor natural killer cell activity. Here, we p...

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Article

21 Citations

7,070 Views

14 Pages

A Field-Portable Cell Analyzer without a Microscope and Reagents

Dongmin Seo,
Sangwoo Oh,
Moonjin Lee,
Yongha Hwang and
Sungkyu Seo

Sensors2018, 18(1), 85;https://doi.org/10.3390/s18010085

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29 December 2017

This paper demonstrates a commercial-level field-portable lens-free cell analyzer called the NaviCell (No-stain and Automated Versatile Innovative cell analyzer) capable of automatically analyzing cell count and viability without employing an optical...

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