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전두수,Eunjeong Son,Jinook Jang,Taehwa Kim,Jin Ho Jang,Jae Heun Chung,설희윤,여혜주,Seong Hoon Yoon,이승은,조우현,김윤성 대한결핵및호흡기학회 2022 Tuberculosis and Respiratory Diseases Vol.85 No.1
Background: With the introduction of Xpert MTB/RIF assay (Xpert), its incorporation into tuberculosis (TB) diagnosticalgorithm has become an important issue. The aim of this study was to evaluate the performance of the Xpert assay incomparison with a commercial polymerase chain reaction (PCR) assay. Methods: Medical records of patients having results of both Xpert and AdvanSure TB/NTM real-time PCR (AdvanSure)assays using the same bronchial washing specimens were retrospectively reviewed. Results: Of the 1,297 patients included in this study, 205 (15.8%) were diagnosed with pulmonary TB. Usingmycobacterial culture as the reference method, sensitivity of the Xpert assay using smear-positive specimens was 97.5%,which was comparable to that of the AdvanSure assay (96.3%, p=0.193). However, the sensitivity of the Xpert assay usingsmear-negative specimens was 70.6%, which was significantly higher than that of the AdvanSure assay (52.9%, p=0.018). Usng phenotypic drug susceptibility testing as the reference method, sensitivity and specificity for detecting rifampicinresistance were 100% and 99.1%, respectively. Moreover, a median turnaround time of the Xpert assay was 1 day, whichwas significantly shorter than 3 days of the AdvanSure assay (p<0.001). Conclusion: In comparison with the AdvanSure assay, the Xpert assay had a higher sensitivity using smear-negativespecimens, a shorter turnaround time, and could reliably predict rifampin resistance. Therefore, the Xpert assay might bepreferentially recommended over TB-PCR in Korean TB diagnostic algorithm.
Optimized structure of silane-core containing host materials for highly efficient blue TADF OLEDs
Choi, Suna,Godumala, Mallesham,Lee, Ji Hyung,Kim, Gyeong Heon,Moon, Ji Su,Kim, Jun Yun,Yoon, Dae-Wi,Yang, Joong Hwan,Kim, Jinook,Cho, Min Ju,Kwon, Jang Hyuk,Choi, Dong Hoon Royal Society of Chemistry 2017 Journal of Materials Chemistry C Vol.5 No.26