乳罩脱了喂男人吃奶视频,国产偷窥盗拍丰满老熟女,丰满浓毛的大隂户视频,老熟女重囗味hdxx70星空

免費咨詢熱線:
技術(shù)文章
首頁 > 技術(shù)中心 > 新冠病毒產(chǎn)品推薦

新冠病毒產(chǎn)品推薦

 更新時間:2020-03-10 點擊量:1316

Recombinant 2019-nCoV Spike Protein S1 (His Tag)

Cat No.: BLPSN-0982P

TagHis
Host Species2019-nCoV
Background2019 Novel Coronavirus (2019-nCoV) is a virus (more specifically, a coronavirus) identified as the cause of an outbreak of respiratory illness first detected in Wuhan, China.
DescriptionA DNA sequence encoding the 2019-nCoV spike protein S1 was expressed in human cells and fused with a His tag at the C-terminus.
SourceHuman Cells
Predicted N TerminalVal
Molecular WeightThe recombinant 2019-nCoV spike protein S1 consists of 681 amino acids and predicts a molecular mass of 76.5 kDa.
Purity> 90% as determined by SDS-PAGE.
Endotoxin<1.0 EU per μg protein as determined by the LAL method.
BioactivityThe 2019-nCoV Spike Protein (S1 Subunit, His Tag) can bind with Human ACE2 in functional ELISA assay.
FormulationLyophilized from sterile PBS, pH 7.4.
StabilityThe recombinant 2019-nCoV spike protein S1 is stable for up to 1 year from date of receipt at -20℃ to -80℃.
UsageFor Research Use Only
StorageStore the 2019-nCoV spike protein S1 under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.

 我司現(xiàn)有大量新冠病毒類產(chǎn)品,歡迎大家垂詢

娇妻在交换中沉沦1~26| 精品人妻少妇一区二区三区在线| 哭叫爽的翻白抽搐翻白眼| 日韩精品无码一区二区中文字幕| 我的师妹不可能是傻白甜| 亚洲国产成人精品无码区二本| 亚洲 欧美 自拍 第15页| 吃瓜黑料视频永久地址| 日本japanese丰满白浆| jizz国产精品| 国产未成女一区二区三区| 免费真人视频app| 晚上想看点小片片| 我的漂亮女房东完整版在线| 杨思敏1—5集无删减在线观看| 欧美三级在线播放| 13小男生gay自慰脱裤子| 天美传媒剧国产剧情MV公司| 日本漫画工囗全彩内番漫绅士| 亚洲av无码成人黄网站在线观看| 大白屁股缝里浓黑的毛| 宅宅少妇无码| 无码人妻丰满熟妇啪啪网站牛牛 | 地瓜视频app免费观看下载| 男人边吻奶边挵进去av片无码| 全文辣肉h短篇春野小农民| 人妻忍着娇喘被中进中出视频| 少妇偷人对白又粗又大视频| 女人第一次一进去就出血| 久久av无码乱码a片无码波多| 日韩av无码一区二区三区不卡| 亚洲精品国产熟女久久久| 国产精品丝袜黑色高跟鞋| 国产全肉乱妇杂乱视频| 国产亚州精品女人久久久久久| 双性喂奶给室友八人攻| 男男sm调教腐文| 少妇和公翁系列小说| 国产av在线| good在线观看| 少妇性饥渴姓交hdsex|