form
lyophilized powder
potency
≤4 μg/mL agglutination activity
composition
Protein, 20-40% Lowry
storage temp.
−20°C
Quality Level
Biochem/physiol Actions
SNA是从老茎和枝条的内皮（韧皮部组织）中分离得到的。该凝集素不具有血型特异性，但对α-NeuNAc- [2→6] -Gal，α-NeuNAc- [2- →6] -GalNAc和少量α-NeuNAc-[2→3] -Gal残基具有亲和力。
Packaging
包装规格取决于蛋白质含量
Physical form
含有 NaCl 的冻干粉
Preparation Note
通过改良 Broekaert 纯化的亲和力。
Analysis Note
凝集活性以 μ 表示 g/ml，并且是基于1mg/ml磷酸盐缓冲盐水（pH 7.3）的系列稀释液进行测定的。该活性是在25℃条件下温育1小时后凝集2%人血型A红细胞悬浮液的最低浓度。
存储类别
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
法规信息
常规特殊物品
此项目有
W F Broekaert et al.
The Biochemical journal, 221(1), 163-169 (1984-07-01)
A lectin was isolated from elder (Sambucus nigra) bark by affinity chromatography on fetuin-agarose. It is a tetrameric molecule (Mr 140000) composed of two different subunits of Mr 34500 and 37500 respectively, held together by intramolecular disulphide bridges. The lectin
H J Hoffmann et al.
Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology, 33(7), 930-935 (2003-07-16)
Atopy is closely associated with the cellular T helper type-2 (Th2) phenotype, that is dominated by the pleiotrophic cytokine IL-4. The cellular source of IL-4 has yet to be determined, although basophils have been proposed. Eosinophils and mast cells are
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