1314毛片I26uuu国产日韩综合I天堂无码视频I久久蜜桃精品Ijizz亚洲大全I超碰人妻系列Iwww.中文字幕I91偷拍和自偷拍高清I人人看人人看I开心色国产I久久九九爱I人妻有码中文字幕I91叉叉叉I国产精品啪I成人无码免费一区二区中文I欧美色999I7799精品I天堂网2030I高潮91PORN成人网站I999人妻

Biotinylation reagent with aminocaproic spacer for aldehyde groups (e.g., periodate-oxidized sugars) and carboxylic acids. Typically used for coupling to glycoproteins through the carbohydrate by hydrazone bond formation.

MBS and its water-soluble analog Sulfo-MBS are heterobifunctional crosslinkers that contain N-hydroxysuccinimide (NHS) ester and maleimide groups that allow covalent conjugation of amine- and sulfhydryl-containing molecules. NHS esters react with primary