We describe a sheath-less micro-cytometer that measures four different parameters, namely fluorescence, large angle side-scatter and dual frequency electrical impedance (electrical volume and opacity). The cytometer was benchmarked using both size and fluorescent bead standards and demonstrates excellent size accuracy (CVs <= 2.1%), sensitivity and dynamic range (3.5 orders of magnitude) at sample flow rates of 80 mu L per minute. The cytometer was evaluated by analysing human blood, and a four part differential leukocyte assay for accurate CD4+ T-cell enumeration was demonstrated. The integration of impedance, fluorescence and side scatter into a single miniature cytometer platform provides the core information content of a classical cytometer in a highly compact, simple, portable and low cost format.
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Univ Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Cho, Sung Hwan
Godin, Jessica M.
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Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Godin, Jessica M.
Chen, Chun-Hao
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Univ Calif San Diego, Dept Bioengn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Chen, Chun-Hao
Qiao, Wen
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Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Qiao, Wen
Lee, Hosuk
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Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Lee, Hosuk
Lo, Yu-Hwa
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Univ Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
机构:
Univ Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Cho, Sung Hwan
Godin, Jessica M.
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h-index: 0
机构:
Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Godin, Jessica M.
Chen, Chun-Hao
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h-index: 0
机构:
Univ Calif San Diego, Dept Bioengn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Chen, Chun-Hao
Qiao, Wen
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h-index: 0
机构:
Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Qiao, Wen
Lee, Hosuk
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h-index: 0
机构:
Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Lee, Hosuk
Lo, Yu-Hwa
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA
Univ Calif San Diego, Dept Elect & Comp Engn, La Jolla, CA 92093 USAUniv Calif San Diego, Mat Sci & Engn Program, La Jolla, CA 92093 USA