The bright leather LanShi Yang Fine bacterium for being related to the Threats that tool is improved and compeling the storage characteristic of resistance and/or improvement of this Hair. Special Do, this Hair be bright to be related to and Plot tires out the leather LanShi Yang Fine bacterium of Fine born of the same parents Inner trehalose. This Hair of root According bright leather LanShi Yang Fine bacterium lacks weary Fiber Victoria disaccharides spy Iso PTS system System IIC Group points (PtcC) activity. The leather LanShi Yang Fine bacterium It can lack trehalose 6- phosphophosphorylase (TrePP) activity. The leather LanShi Yang Fine bacterium It can be with the sea Over table Da algae sugar Turn ?albumen. The bright It of this Hair is related to closing object and its method and purposes comprising the Group of the leather LanShi Yang Fine bacterium.本發明涉及具有提高的脅迫抗性和/或改善的貯藏特徵的革蘭氏陽性細菌。特別地,本發明涉及積累細胞內海藻糖的革蘭氏陽性細菌。根據本發明的革蘭氏陽性細菌缺乏纖維二糖特異性PTS系統IIC組分(PtcC)活性。所述革蘭氏陽性細菌還可以缺乏海藻糖6-磷酸磷酸化酶(TrePP)活性。所述革蘭氏陽性細菌還可以過表達海藻糖轉運蛋白。本發明還涉及包含所述革蘭氏陽性細菌的組合物及其方法和用途。