Scavenging effects of sweet cherry red pigment on free radicals and nitroso;
甜樱桃红色素对自由基和亚硝基的清除作用
By spectrophotometry,the scavenging of the water extract of Sonchus oleraceus to nitroso and hydrorxyl free radicals was studied.
利用分光光度法研究了苦苣菜水提液对亚硝基和羟基自由基的清除活性以及影响清除亚硝基的因素。
Screening of High Rhamnolipid-producing Mutants Induced by NTG;
鼠李糖脂高产菌株的亚硝基胍诱变选育研究
Mutagenic effects of NTG on Haematococcus pluvialis;
亚硝基胍(NTG)对雨生红球藻的诱变效应
Screening of a strain with high yield of producing 3-hydroxypropionic acid by NTG combining with UV mutagenesis;
亚硝基胍、紫外诱变筛选高产3-羟基丙酸菌株
Nitration and Nitrosation Reactions of Ester Salicylate Coordinated by Metal Nitrates
金属硝酸盐配位的水杨酸酯硝基化、亚硝基化反应
In this paper, the reactivity of yttrium nitrate with methyl salicylate was inverstigted, and the formation of nitrgen oxides and following nitrosation reaction was discussed.
本文研究了水杨酸甲酯和硝酸钇的特征反应,并对氮氧化物的形成及相关的亚硝基化反应进行了讨论。
A high yield and stable succinic producing strain S-57 was obtained from the mutation of mucor S-1 treated with ultraviolet ray and nitrosoguanidine (NTG).
对琥珀酸产生菌S-1进行紫外线亚硝基胍的复合诱变后,筛选出琥珀酸产量高,遗传性状稳定的菌株S-57,并对其进行激光诱变,筛选出菌株SH-24,相同发酵条件下琥珀酸产量达到21。
Using BM10 strain as original strain for treatment with ultraviolet(UV),microwave(MW),nitrosoguanidine(NTG),diethyl sulfate(DES) and LiCl for mutation,the mutation strains with higher antagonistic activit.
以此菌株为出发菌株,进行紫外(UV)、微波(MW)、亚硝基胍(NTG)、硫酸二乙酯(DES)和氯化锂(LiCl)诱变处理,采用平板对峙初筛和摇瓶培养复筛,均能筛选到拮抗活性明显提高的突变菌株,尤以亚硝基胍诱变效果最好,其次是紫外线诱变、硫酸二乙酯诱变、氯化锂诱变和微波诱变。
subtilis UN9 were prepared under its optimal formation conditions and mutated multiply by ultraviolet radiation and nitrosoguanidine (NTG).
为进一步提高菌株产中性蛋白酶能力,在原生质体最佳形成条件下制备得到Bacillus subtilis UN9原生质体,并对其进行紫外线与亚硝基胍复合诱变,通过摇瓶复筛,得到高产、稳定的突变株Bacillus subtilis Promax NTG14,产酶能力相比出发菌株提高了近24%,中性蛋白酶活力达4286。
dinitrosopentamethylene tetraamine
二亚硝基五亚甲基四胺
Nitrosophenols are formed very easily by the action of nitrous acid on phenols.
以亚硝酸作用于酚，很易制得亚硝基酚。
dinitroso pentamethylene tetramine
二亚硝基对苯二酰胺
N-nitroso compounds
亚硝氨基化合物; 亚硝基同氮原子联结的化合物
The analysis on types of N-nitroso compounds in the farm compost polluted water with nitrosation
亚硝化农肥水中N-亚硝基化合物的分析
The Photodissociation Dynamics of Some Nitro-and Nitroso Compounds
若干硝基、亚硝基化合物光解动力学研究
Nitration and Nitrosation Reactions of Ester Salicylate Coordinated by Metal Nitrates
金属硝酸盐配位的水杨酸酯硝基化、亚硝基化反应
Study on the Synthesis of Nitrosohemoglobin and Nitrosyl Heme-polypeptide by Utilizing Porcine Blood;
利用猪血制取亚硝基血红蛋白和亚硝基血红素多肽的研究
p-nitrosodimethyl aniline hydrochloride
盐酸对亚硝基二甲基苯胺
Theoretical Researches on the Key Differences between the Mechanism of DNA Interstrand Crosslinks Induced by Nitrosamines and Nitrosoureas
亚硝胺和亚硝基脲导致DNA横向交联作用机理关键差异的理论研究
These compounds are nitrosohydroxylamine derivatives.
这类合成物是亚硝基羟胺衍生物。
SYNTHESIS OF 4 NITROSODIPHENYLAMINE FROM DIPHENYLAMINE IN ONE STEP
二苯胺一步法合成4-亚硝基二苯胺
Study on the Synthesis of Nitrosyl Heme-polypeptide;
亚硝基血红素多肽合成制取工艺探讨
The endangerment of N - nitroso compound and preventive measure;
N-亚硝基化合物的危害及预防对策
Treatment of 4-nitroso-phenol wastewater by Fe-C internal electrolysis
铁炭内电解法处理4-亚硝基苯酚废水
aci-nitro compound
(亚)酸式硝基化合物
dinitrobenzoylene urea
二硝基邻苯甲酰亚脲
Spectrophotometric Determination of Nitrite Ion with Acridine Red Based on the Nitrosation Reaction
基于亚硝化反应分光光度法测定亚硝酸根