bio rad econo pac serum igg purification kit (Bio-Rad)
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Bio Rad Econo Pac Serum Igg Purification Kit, supplied by Bio-Rad, used in various techniques. Bioz Stars score: 93/100, based on 93 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/bio+rad+econo+pac+serum+igg+purification+kit/Econo-Pac+Serum+IgG+Purification+Kit/pm29560732-143-11-11
Average 93 stars, based on 93 article reviews
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1) Product Images from "Human Umbilical Cord Blood Serum-derived α-Secretase: Functional Testing in Alzheimer's Disease Mouse Models."
Article Title: Human Umbilical Cord Blood Serum-derived α-Secretase: Functional Testing in Alzheimer's Disease Mouse Models.
Journal: Cell transplantation
doi: 10.1177/0963689718759473
Figure Legend Snippet: Fig. 3. Fractionation of amyloid precursor protein (APP)-specific a-secretase activity in cord blood serum (CBS). To purify and eventually identify the a-secretase activity in CBS, the Econo-Pac Serum IgG Purification Kit (Bio-Rad, Philadelphia, PA, USA) was initially employed to remove highly abundant IgG. CBS was then desalted using Econo-Pac 10DG columns. The desalted serum was applied to DEAE Affi-Gel Blue columns to remove residual IgG and collect 20 additional protein fractions, by eluting with an increasing ionic strength gradient of NaCl buffer ranging from 0.1 M to 2.0 M. The remaining proteins on the column were eluted by the regen- eration buffer included in the kit and collected as the regeneration fraction (Reg). (A) Chinese hamster ovary cells stably expressing wild-type human APP (CHO/APPwt) cells were cultured in 24-well plates and treated with 10 mL of each protein fraction for 2 h. Conditioned media were then collected and analyzed by soluble amyloid precursor protein a (sAPPa) Western blot (upper panel) and ELISA (lower panel). 10 mL CBS, desalted CBS, and phosphate- buffered saline (PBS; Ctrl) were included under the same cell cul- ture conditions as positive and negative controls, respectively. Cell lysates were also prepared from each fraction-treated cell culture as an additional reference to evaluate sAPPa production levels (data not shown). (B) Protein concentration of each fraction. (C) CHO/ APPwt cells were treated with the 0.6 to 1.0 M NaCl-eluted fractions from 10 different CBS lots, as well as whole CBS and PBS (Ctrl), for 2 h and the conditioned media were collected for sAPPa ELISA. The results were presented as mean (+SD) sAPPa produced (ng/mg protein). In addition, each protein fraction was subjected to sodium dodecyl sulfate polyacrylamide gel electrophoresis to assess total protein fractionation (C, right panel).
Techniques Used: Fractionation, Activity Assay, Purification, Stable Transfection, Expressing, Cell Culture, Western Blot, Enzyme-linked Immunosorbent Assay, Saline, Protein Concentration, Produced, Polyacrylamide Gel Electrophoresis
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