METHODS Thirteen potential pathogenic or biodegrading strains of microorganism, including bacteria, actinomyces and fungi, were carried on space aerocraft for 7 days.

• 方法可能影响航天员身体健康及降解空间材料的13株微生物,包括细菌、真菌、放线菌,经搭载7d后,对它们的一些生物学特性进行初步研究。