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The emergence of multidrug resistance (MDR) is a significant challenge in breast carcinoma chemotherapy. Kokusaginine isolated from Dictamnus dasycarpus Turcz. has been reported to show cytotoxicity in several human cancer cell lines including breast cancer cells MCF-7. In this study, kokusaginine showed the potent inhibitory effect on MCF-7 multidrug resistant subline MCF-7/ADR and MDA-MB-231 multidrug...
Based on the limitations of natural convection electric heater used in Qinghai-Tibet railway cars, the utility of forced convection electric heater (group) is introduced in this paper. Through testing of the temperature of encasing surfaces, it shows that the surface temperature of the encasing under forced convection heater is in accord with the "heater electric passenger railway" (TB /...
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