Abstract Background Natural utopia hoodie brown killer (NK) cells are an important resource of the innate immune system directly involved in the spontaneous recognition and lysis of virus-infected and tumor cells.An exquisite balance of inhibitory and activating receptors tightly controls the NK cell activity.At present, one of the best-characteriz
Purpose: Laparoscopic surgery is a choice in several emergency settings.However, there has been no nationwide study or survey that has compared the clinical use of laparoscopic emergency surgery (LES) versus open abdominal emergency surgery (OES) in Korea.Therefore, we examined the state of LES across multiple centers in Korea and further compared
The relationship, on a global basis, between the amount collar twojeys of N fixed by chemical, biological or atmospheric processes entering the terrestrial biosphere, and the total emission of nitrous oxide (N2O), has been re-examined, using known global atmospheric removal rates and concentration growth of N2O as a proxy for overall emissions.For
Rich surface water resources in south China can be utilized as heat source-sink for heat pump systems.A district heating and cooling system that utilizes lake water as heat source-sink of heat pumps has been constructed in Xiangtan,a city in Hunan province in south China.The lake water temperature distribution during continuous operation was currys