Study on the high cell density culture of oxygen-resistant Bifidobacterium bifidum by fed-batch fermentation;
利用流加发酵进行耐氧两歧双歧杆菌高密度培养的研究
Study on high cell density culture of oxygen-resistant Bifidobacterium bifidum;
耐氧两歧双歧杆菌高密度培养的研究
In the oxygen-resistance domestication,we increase the oxygen pressure to domensticate the Bifidobacterium bifidum.
本实验通过反复驯化的培养方法将两歧双歧杆菌驯化成耐氧耐酸耐胆盐的优良菌株。
Hydrolytic resistance and oxidative resistance of polyhexymethylene carbonate urethane urea (PCUU) from our laboratory were studied by hydrolysis in hot water at (96±4) ℃ and oxidation in NaClO solution compared with polyether urethane(Pellethane, Pe) from Dow Chemical Co and polycarbonate urethane urea (Chronoflex, Chro) from PolyMedica Co.
研究了本实验室合成的聚六亚甲基碳酸酯聚氨酯脲(PCUU)的耐水解和耐氧化性能,并与Pel-lethane(Pe)和Chronoflex(Chro)对照。
The catalyst decomposing NO activity and oxygen resistance property were tested and studied in fixed bed reactor.
采用一步离子交换法用稀土Ce3+(La3+)对Cu-ZSM-5分子筛改性,并在固定床反应器中进行了催化剂分解NO活性和耐氧性的实验研究。
PBp and its derivatives had the properties of thermal and oxidation resistance.
用ＰＢｐ衍生物的溶液浸渍石墨制品，经热处理后，在８００℃空气中，保温６ｈ氧化损失率与同等条件下的未浸渍的石墨制品相比，小一倍多，大大提高了石墨制品的高温耐氧化性。
Through domestication to tolerating oxygen,we obtained an oxygen resistant strain AD 45 .
从成年人粪便中分离到８９株可疑双歧杆菌，通过耐氧驯化、筛选获得一株耐氧菌ＡＤ４５，初步鉴定为青春双歧杆菌，并对其耐氧性进行了考察，在有氧情况下对ＡＤ４５的生长曲线、产酸情况及发酵液中ｐＨ值的变化进行了测定，确定了合适的发酵条件。