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- Objective To study polymyxin B resistance of Pseudomonas aeruginosa (PA). 摘要目的研究铜绿假单胞菌对多粘菌素B的耐药性。
- UV B radiation promoted the expression of PAL and resulted in the accumulation of flavonoids in the leaves of spinach and Chinese cabbage. UV－B辐射诱导菠菜和小白菜叶片内苯丙氨酸解氨酶（PAL）活性迅速升高，并导致其体内吸收UV－B的类黄酮化合物大量积累。
- It was also found that 13.0 kJm -2 day -1 UV B inhibited catalase and superoxide dismutase activities and increased malondialdehyde content in the leaves of Chinese cabbage . 同时UV－B辐射降低小白菜叶片内抗坏血酸的含量，13.;0kJm－2d－1的UV－B辐射显著抑制了小白菜叶片内过氧化氢酶和SOD酶的活性。
- Aromatic fibres provide a good filter for UV B rays, but the UPF can be improved markedly with a newly developed, specific UV absorber which also screens UV Arays. 芳香纤维对UV B段辐射有很好的过滤作用 ,但随着新开发的也可屏蔽UV A段辐射的UV吸收剂的出现UPF值得到了巨大改善。
- Hygromycin B resistance was studied on the mycelium and protoplast of Lentinula edodes and Pleurotus ostreatus. 本实验首先确定潮霉素浓度对香菇和平菇菌丝和原生质体再生的影响。
- The regenerated fertile plants were obtained by effective selection for hygromycin B resistance. ）幼胚诱导的愈伤组织，经潮霉素抗性筛选，得到可育的再生植株。
- Field experiments performed in Nanjing area show that enhanced UV B radiation causes marked variations in canopy structure of wheat and in turn affects the canopy s light reflectance and absorption. 南京地区小麦田间紫外辐射试验表明,紫外辐射量的增大能显著影响小麦的群体结构,进而影响小麦对紫外辐射的反射与吸收。
- Methods To detect the polymyxin B resistance of 135 strains of PA isolates with K-B testing, to detect the resistant mechanisms in the strains with multi disk-multi inhibitor synergy test (MDMIST). 方法应用K-B法检测135株铜绿假单胞菌临床分离株对多粘菌素B的耐药性，应用多底物-多抑制剂协同法检测、推测其耐药机制并分析其分布情况。
- THE PRESENT SITUATION AND PROSPECT OF THE UV B CLIMATOLOGY IN ANTARCTICA 南极地区UV-B气候学现状与展望
- Keywords UV B radiation;Phaeodactylum tricornutum;anthracene;DNA damage; 紫外线辐射;三角褐指藻;蒽;DNA损伤;
- Some vitamin B and C will build up your resistance. 吃些维他命B和C能增强你的抵抗力。
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- C comes after B in the alphabet. 在字母表中C接在B后面。
- Vitamine B and C can strength resistance. 维生素B和C可以增强人的抵抗力。
- Vitamin B and C help to build up one's resistance. 维生素B和C可以增强人的抵抗力。
- The "b" in "comb" is not sounded. comb这个词里的"b"是不发音的。
- The old woman does not know from A to B. 这位老太太一字不识。
- As melanin encounters UV light, it turns brown. 黑色素遭遇到紫外光后变成褐色。
- B comes before C in the alphabet. B在字母表里排在C之前。
- Diurnal variation of UV Index on a sunny day. 在阳光充沛的日子里,紫外线指数的日际变化。
