Kai-Po Chang

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Solitary renal metastasis of esophageal cancer is rare clinically, with only 14 cases being reported in the literature. The authors here report a case of a 53-year-old man with a metachronous hypopharyngeal and esophageal squamous cell carcinoma who developed a solitary renal metastasis after complete chemoradiotherapy for esophageal cancer, and(More)
MALDI-TOF spectrometry has not been used for urinary exosome analysis. We used it for determining UC biomarkers. From 2012 to 2015, we enrolled 129 consecutive patients with UC and 62 participants without UC. Exosomes from their urine were isolated, and analyzed through MALDI-TOF spectrometry. Immunohistochemical (IHC) analysis of another 122 UC and 26(More)
Barrier coverage is an important problem in wireless sensor networks and is used to guarantee the detection of an intruder that tries to cross a protected region. Most of previous studies on barrier coverage are based on the disk coverage model or sector coverage model. Recently, barrier coverage based on the bistatic radar sensor model has received more(More)
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