五月婷网站,av先锋丝袜天堂,看全色黄大色大片免费久久怂,中国人免费观看的视频在线,亚洲国产日本,毛片96视频免费观看

級別：Ultra pure grade
含量：≥80%

濃度：50mg/ml

Working concentration: 50～1000µg/ml in cell culture. A commonly used concentration for the selection of mammalian cells is 200 µg/ml. However, the optimal concentration must be experimentally determined, since it may vary depending on the type of cell used
LD50：6 mg/kg in mouse （i.v.）；13 mg/kg in guinea pig （i.p.）；63 mg/kg in rat （i.p.）
性狀：液體，50 mg/ml, in PBS （phosphate-buffered saline）, sterile-filtered
用途：生化研究。是一種氨基糖苷類抗生素，通過阻斷多肽的合成，抑制多肽延長，用于原核和真核細(xì)胞的篩選。Hygromycin B is an aminoglycosidic antibiotic that inhibits protein synthesis in prokaryotes and eukaryotes. It is used to select and maintain eukaryotic cells that are stably transfected with the E. coli hygromycin-resistance gene （hyg or hph）.
保存：2～8℃