24小时热门版块排行榜    

查看: 335  |  回复: 1
本帖产生 1 个 翻译EPI ,点击这里进行查看

286792125

铜虫 (小有名气)

[求助] 帮忙翻译这几句话吧。。看不懂啊。。急啊。。谢啦

In corresponding MS2 spectra, the fragment peaks with m/z 258 [cleavage of C2–C3 in hexosamines (GlcN, GalN)] and m/z 300 [cleavage of C2–C3 in N-acetylhexosamine (GlcNAc, GalNAc)]exhibit the topmost abundance and can be used as indicators for the presence of hexosamines and N-acetylhexosamine.
The most intense MS2 peak with m/z 326.9 (loss of two water molecules) is indicative of deoxyhexoses Fuc and Rha. Other types of monosaccharides can also be identified by their fragmentation analysis.

» 猜你喜欢

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

xiaoqihu

铁杆木虫 (著名写手)

【答案】应助回帖

爱与雨下(金币+1): 2012-02-24 21:16:30
sltmac(金币+5, 翻译EPI+1): 欢迎常来本版~ 2012-02-26 11:07:07
对照MS2谱图,其中碎片峰m/z 258(己糖胺的C2-C3断裂(GlcN, GalN))和碎片峰m/z 300(N-乙酰基己糖胺的C2-C3断裂(GlcNAc, GalNAc))展现出最大丰度,表明有己糖胺和N-乙酰基己糖胺的存在。MS2的最强碎片峰m/z 326.9(失去两分子水)表明脱氧已糖Fuc 和 Rha的存在。另外一些单糖也可以找到各自对应的碎片片段。
不是不追求,而是不强求
2楼2012-02-16 16:02:09
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
相关版块跳转 我要订阅楼主 286792125 的主题更新
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 311求调剂 +6 亭亭亭01 2026-03-01 6/300 2026-03-01 15:41 by 324616
[考研] 0856调剂 +4 刘梦微 2026-02-28 4/200 2026-03-01 15:35 by 吸一口猫气
[考研] 材料学硕318求调剂 +6 February_Feb 2026-03-01 8/400 2026-03-01 15:28 by YYYYX1234
[考研] 材料工程274求调剂 +3 Lilithan 2026-03-01 3/150 2026-03-01 14:58 by ms629
[考研] 课题组接收材料类调剂研究生 +3 gaoxiaoniuma 2026-02-28 4/200 2026-03-01 14:30 by jjj三跨
[考研] 295复试调剂 +3 简木ChuFront 2026-03-01 3/150 2026-03-01 14:27 by zzxw520th
[考研] 298求调剂 +9 人间唯你是清欢 2026-02-28 12/600 2026-03-01 14:23 by Ducount.Y
[考研] 0805总分292,求调剂 +3 幻想之殇 2026-03-01 3/150 2026-03-01 14:11 by yc258
[考研] 化工299分求调剂 一志愿985落榜 +4 嘻嘻(*^ω^*) 2026-03-01 4/200 2026-03-01 13:15 by wang_dand
[考研] 0856化工专硕求调剂 +6 董boxing 2026-03-01 6/300 2026-03-01 12:45 by houyaoxu
[考研] 0856材料专业298分有科研经历 硕士研究生调剂自荐信 +6 zyf上岸 2026-03-01 6/300 2026-03-01 12:43 by liqiongjy
[考研] 寻找调剂 +4 LYidhsjabdj 2026-02-28 4/200 2026-03-01 10:56 by sunny81
[考研] 311求调剂 +9 南迦720 2026-02-28 10/500 2026-03-01 10:55 by sunny81
[考研] 0856求调剂285 +6 吕仔龙 2026-02-28 6/300 2026-03-01 10:03 by wang_dand
[硕博家园] 博士自荐 +6 科研狗111 2026-02-26 10/500 2026-03-01 10:02 by 科研狗111
[考研] 272求调剂 +4 田智友 2026-02-28 4/200 2026-03-01 06:43 by 刘兵
[考研] 304求调剂 +3 52hz~~ 2026-02-28 5/250 2026-03-01 00:00 by 52hz~~
[考博] 26申博 +4 想申博! 2026-02-26 4/200 2026-02-28 21:37 by limorning
[考研] 085600材料工程一志愿中科大总分312求调剂 +8 吃宵夜1 2026-02-28 10/500 2026-02-28 20:27 by L135790
[考研] 265分求调剂不调专业和学校有行学上就 +4 礼堂丁真258 2026-02-28 6/300 2026-02-28 16:18 by 求调剂zz
信息提示
请填处理意见