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미세액적 광생물반응기를 활용한 광독립영양배양에서 Chlamydomonas reinhardtii의 성장성 분석
성영준 ( Young Joon Sung ),곽호석 ( Ho Seok Kwak ),최홍일 ( Hong Il Choi ),김영환 ( Jaoon Young Hwan Kim ),심상준 ( Sang Jun Sim ) 한국화학공학회 2017 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.55 No.1
Recently, microalgae which can produce high-value products have attracted increasing attention for biological conversion of CO<sub>2</sub>. However, low photosynthetic efficiency and productivity have limited the practical use of microalgae. Thus, we developed microdroplet photobioreactor for the analysis of photoautotrophic growth of model alga, Chlamydomonas reinhardtii. CO<sub>2</sub> transfer rate was increased by integrating micropillar arrays and adjusting height of microchamber. These results were identified by change of cell growth rate and fluorescence intensity. Lastly, the photoautotrophic growth kinetics of C. reinhardtii in microdroplet photobioreactor were investigated under different CO<sub>2</sub> concentrations and light intensities for 96 hours. As a result, microdroplet photobioreactor was efficient platform for isolation and rapid evaluation of microalgal strains which have enhanced productivity of high-value products and growth performance.