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분리식 PDMS/유리 중합효소연쇄반응칩 개발 및 유전적 남성불임 검사에의 응용
주진경(Jin-Kyoung Ju),안유민(Yoomin Ahn),황승용(Seung-Young Hwang) 대한기계학회 2008 大韓機械學會論文集A Vol.32 No.4
Our precedent study has reported glass-PDMS (polydimethylsiloxane) based biochip for the gene PCR (polymerase chain reaction). To prevent the contamination of bio sample, the once used biochip must not be used repeatedly. However, the fabrication cost of microheater and microsensor of the biochip was not cheap to use it as a disposable chip. This paper proposes new PCR-chip where the glass substrate integrated with the microheater and microsensor is detachable from the reaction chamber where the sample is injected. That makes it possible to reuse the glass substrate repeatedly. The performance of the proposed detachable PCRchip was compared with that of the precedent monolithic PCR-chip. The results showed that the SRY (sex determining Y chromosome) gene PCR was successfully performed in the detachable chip compared with the monolithic chip. However, the more efforts to improve the efficiency of surface treatment of PDMS chip are needed to increase the possibility of applying the detachable chip to the detecting of male infertility.
PDMS 와 유리를 이용한 생화학반응용 마이크로바이오칩
조철호(Chul-Ho Cho),조웅(Woong Cho),안유민(Yoomin Ahn),염혜정(Young-Sun Huh),허영선(Hye-Jung Yeom),황승용(Seung-Yong Hwang) 대한기계학회 2005 대한기계학회 춘추학술대회 Vol.2005 No.5
We have fabricated the PDMS/glass micro reactor for the biochemical reaction. To evaluate the proposed micro reactor, we performed the Restriction Enzyme(R.E) reaction and the Polymerase Chain Reaction(PCR). The R.E reaction and PCR using the microbiochip were successfully done with less time and sample compared to the conventional way.
PDMS와 유리를 이용한 제한효 반응용 마이크로바이오칩 개발
허영선,염혜정,조철호,안유민,황승용 한양대학교 이학기술연구소 2005 이학기술연구지 Vol.8 No.-
최근 생화학 심험 분야에서 초미세 구조를 이용한 소형화 분야가 두드러지게 나타나고 있다. 소형화의 가증 큰 이점은 적은 양의 시료가 사용되기 때문에 실험 비용이 줄어들 뿐 아니라 실험 시간이 단축 된다는 것이다. 게다가 하나의 칩으로 바이오 실험의 모든 단계가 수행되는 랩 온어 칩의 통합을 위한 가능성을 나타내어 준다, 우리는 제한 효소 반응 실험에 응용하기 위해 새로운 마이크로바이오칩을 개발하였다, 이 마이크로 바이오칩은 PDMS와 유리를 사용해 제작하였고 총 실험 반응 양의 10㎕이다, 마이크로바이오칩을 이용한 제한효소 실험은 일반적으로 행해지는 실험 방법에 비해 반응 시간과 시료 양을 단축하는데 성공적이었다. In recent years, significant advances emerged in the area of miniaturzation of biochemical experiment using micro fabricated structures The key sdvantages of the miniaturization would be reduces assay costs due to the low consumpation of expensive reagent and increased experiment speed The additional benefits can be intergrated into Lab-on -a chip in which all the steps necessary in bio assays is performed in a single chip We have developed a novel Microbiochip for th application of Restriction Enzyme cut reaction The Microbiochip with reaction volum of 10 ㎕was fabricated using PDMS/glass The Restriction Enzyme cut reaciton using the microbiochip was successfully done with less time sample compared to the conventioal way