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Cellular immunotherapy in multiple myeloma
Manh-Cuong Vo,THANGARAJ JAYA LAKSHMI,정성훈,조덕,박혜성,Tan-Huy Chu,이현주,김형준,김상기,이제정 대한내과학회 2019 The Korean Journal of Internal Medicine Vol.34 No.5
In multiple myeloma (MM), the impaired function of several types of immune cells favors the tumor’s escape from immune surveillance and, therefore, its growth and survival. Tremendous improvements have been made in the treatment of MM over the past decade but cellular immunotherapy using dendritic cells, natural killer cells, and genetically engineered T-cells represent a new therapeutic era. The application of these treatments is growing rapidly, based on their capacity to eradicate MM. In this review, we summarize recent progress in cellular immunotherapy for MM and its future prospects.
K. Seetha Ram,K. Satish Babu,G. Tabitha,K. Rajeshwari,G. Jaya Lakshmi,B. Boje Gowd,J. B. Peravali,M. Subba Rao,P. Venugopala Rao 보안공학연구지원센터 2015 International Journal of Bio-Science and Bio-Techn Vol.7 No.6
Most of the bacterial and other simple non glycosylated recombinant proteins were conventionally produced from IPTG inducible Escherichia coli BL21(DE3). Considering the factors like cost and toxic nature of IPTG, as an alternative, salt inducible Escherichia coli GJ1158 was used in this study for the over production of staphylokinase variant (sak – hirulog) using fed batch fermentation, cost effectively. Optimization of physico chemical factors viz., dissolved oxygen (DO), carbon, nitrogen and phosphate sources on bacterial growth for the production of recombinant sak – hirulog using batch and fed batch fermentation was studied. In batch culture, increased DO at more than 30 % did not influence the enhanced expression of sak – hirulog, but significant improvement was observed in fed batch cultivation. Supplementation of production medium with different nutrient sources like dextrose, yeast extract and dipotassium hydrogen phosphate (K2HPO4) enhanced the sak – hirulog expression in fed batch fermentation process even without disturbing the cell growth by providing 50 % DO. Approximately 1178 mg/L of specific protein was obtained using cost effective modified glucose yeast exgtract (GYE) media devoid of sodium chloride. This study also reports the highest concentration of recombinant protein from salt inducible expression host till to date, which manages to satisfy the production of bifunctional staphaphylokinase variant using economically feasible bacterial expression host Escherichia coli GJ1158.