Propionibacterium thoenii strain T159 (5 × 10¹¹ CFU) were administered daily in the rumen of four Norwegian Red dairy cows. Total Propionibacterium in the rumen were substantially increased during and after the treatment with T159 relative to the background. Strain T159 was able to persist for at least five days in the rumen of dairy cows at high dry matter intake (3.9% of body weight).

中文翻译：

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高采食量奶牛中丙酸丙酸杆菌T159的瘤胃存活率

每天在四只挪威红奶牛的瘤胃中施用苏氏丙酸杆菌菌株T159（5×10 ¹¹ CFU）。与背景相比，在用T159治疗期间和之后瘤胃中总丙酸杆菌明显增加。T159菌株能够以高干物质摄入量（体重的3.9％）在奶牛瘤胃中持续至少五天。